Publications
*Full text for several papers can be found on my Research Gate site
Google Scholar Citations
Submitted/Under Review
114. J. Goldstein, R. Rao, J. Mann, A. Pelton
A Gd doped Ba Ca phosphate glass family
113. I-H. Kao, J. Tang, G.C. Ortiz, M. Zhu, S. Yuan, R. Rao, J. Li, J.H. Edgar, J. Yan, D.G. Mandrus, K. Watanabe, T. Taniguchi, J. Hwang, R. Cheng, J. Katoch, S. Singh
Unconventional unidirectional magnetoresistance in heterostructures of a low-symmetry topological semimetal and a ferromagnetic insulator
112. S. Bera, R. Thantirige, J. Wu, E. Davidson, A. Sumant, B. Shook, R.Rao, R. Selhorst, M. Singh, A. Karim, D. Raghavan, N. Pradhan
Enhanced energy density in heterostructure capacitor of multi-layered PVDF and 2D mica nanocomposites
111. R. Selhorst, S. Lough, B.S. Conner, E. Rowe M. Ishigami, M.A. Susner, R. Rao*
Strain-driven ferroelectricity in ultrathin CuInP2S6
110. A.N. Giordano, J. Jiang, A. Advincula, K. Shevchuk, M. Cary, T.C. Back, Y. Gogotsi, D. Nepal, R. Pachter, R. Rao*
Raman spectroscopy and laser-induced degradation in Nb2CTx MXene
109. R. Waelder, C. Park, J. Carpena-Núñez, J. Yoho, S. Gorsse, R. Rao, B. Maruyama
Improved carbon nanotube growth via jump regression targeting of catalyst metal oxide phase transition
108. E. Watkins, M. Parekh, S. Bhattacharya, R. Rao,* A.M. Rao
Thermal properties of carbon-based materials
Accepted/Published
107. R. Rao*, R. Selhorst, R. Siebenaller, A.N. Giordano, B.S. Conner, E. Rowe, M.A. Susner
Mode-selective spin-phonon coupling in van der Waals antiferromagnets
Advanced Physics Research (2024)
106. M.A. Susner, B.S. Conner, E. Rowe, R. Siebenaller, A.N. Giordano, M.V. McLeod, C.R. Ebbing, T.J. Bullard, R. Selhorst, T.J Haugan, J. Jiang, R. Pachter, R. Rao*
Structural, magnetic and optical properties of the van der Waals antiferromagnet AgCrP2Se6
Journal of Physical Chemistry C (2024)
105. R. Jin, N. Brljak, J.M. Slocik, R. Rao, M.R. Knecht, T.R. Walsh
Graphene exfoliation using multidomain peptides
Journal of Materials Chemistry B (2024)
104. S. Lough, R. Rao,* M. Ishigami
Effect of thermal annealing on photoluminescence in single layer MoS2 on Au
MRS Advances (2024)
103. D.D. Bhagwandin J. Dunlap, L. D. Tran, A. Reidell, D. Austin, A. Neeb, M. Loveday, R. Rao, L.A. Baldwin, N.R. Glavin
Covalent organic framework crystallization using a continuous flow packed-bed reactor
CrystEngComm 26, 27 (2024)
102. D. Austin, B. Everhart, F. Khurshid, J. Muthu, A. Pelton, M. Altvater, M. Smith, S. Post, P. Miesle, C. Muratore, R. Rao, M. Hofmann, P. Amama, N. Glavin
Exploiting laser-induced oxidation phase diagrams for multifunctional titania thin films
Advanced Functional Materials (2023)
101. S. Lough, J.E. Thompson, D. Smalley, R. Rao,* M. Ishigami
Impact of thermal annealing on the interaction of monolayer MoS2 on Au
Advanced Engineering Materials (2023)
100. R. Rao,* B.S. Conner, J. Jiang, R. Pachter, M.A. Susner
Raman spectroscopy study of pressure-induced phase transitions single crystal CuInP2S6 (ArXiv)
Journal of Chemical Physics (2023)
99. R. Rao,* R. Selhorst, J. Jiang, B.S. Conner, R. Siebenaller, E. Rowe, A.N. Giordano, R. Pachter, M.A. Susner
Investigating strain between phase-segregated domains in Cu-deficient CuInP2S6 (ArXiv)
Chemistry of Materials 35, 8020 (2023)
98. A.N. Giordano, R. Rao*
Beyond the visible: A review of ultraviolet surface-enhanced Raman scattering substrate composition, morphology, and performance
Nanomaterials 13, 2177 (2023)
97. R. Rao,* J. Carpena-Núñez, B. Maruyama
Nonisothermal chemical vapor deposition for increasing carbon nanotube yield
ChemRxiv (2023)
96. T. Matsuoka, R. Rao, M.A. Susner, B.S. Conner, D. Zhang, D. Mandrus
Pressure-induced insulator-to-metal transition in van der Waals compound CoPS3 (ArXiv)
Physical Review B 107, 165125 (2023)
95. R. Rao,* M.A. Susner
Phonon anharmonicity in Cu-based layered thiophosphates (ArXiv)
Materials Today Communications 35, 105840 (2023)
94. L.D. Tran, B. Ree, A. Ruditskiy, L.K. Beagle, R. Selhorst, B. Sarker, P. Miesle, L.F. Drummy, M. Durstock, R. Rao, H.Koerner, N.R. Glavin, L.A. Baldwin
Oriented covalent organic framework film synthesis from azomethine compounds
Applied Materials Interfaces (2023)
93. R. Busch, L. Sun, D. Austin, J. Jiang, P. Miesle, M. Susner, B. Conner, A. Jawaid, S. Becks, K. Mahalingam, M. Velez, R. Torsi, J. Robinson, R. Rao, N.R. Glavin, R. Pachter, R. Vaia, W.J. Kennedy, J. Vernon
Exfoliation procedure-dependent optical properties of solution deposited MoS2 Films
npj 2D Materials and Applications 7, 12 (2023)
92. R. Selhorst, Z. Yu, D. Moore, J. Jiang, M.A. Susner, N.R. Glavin, R. Pachter, M. Terrones, B. Maruyama, R. Rao*
Precision modification of monolayer transition metal dichalcogenides via environmental e-beam patterning
ACS Nano 17, 2958 (2023)
91. J. Bulmer, A. Sloan, M. Glerum, J. Carpena-Núñez, R. Waelder, J. Humes, A. Boies, M. Pasquali, R. Rao, B. Maruyama
Forecasting carbon nanotube diameter in floating catalyst chemical vapor deposition
Carbon 201, 719 (2023)
90. M.J. Motala, X.Zhang, P. Kumar, E.F. Oliveira, A. Benton, P. Miesle, R. Rao, P. Stevenson, D. Moore, A. Alfieri, J. Lynch, G. Gao, S. Ma, H. Zhu, Z. Wang, I. Petrov, E.A. Stach, W.J. Kennedy, J. Vernon, S. Vengala, J.M. Tour, D.S. Galvao, D. Jariwala, C. Muratore, M. Snure, P.M. Ajayan, N.R. Glavin
Synthesis of 2D van der Waals superlattices, heterostructures, and alloys from conversion of sequentially layered sub-nanometer metal films
Materials Today Nano (2023)
89. R. Selhorst, M.A. Susner, R. Muzzio, I-H. Kao, J. Carpena-Núñez, A.E. Islam, J. Katoch, B. Maruyama, R. Rao*
Electron-beam chemistry in graphene - Effect of environmental SEM parameters on patterning and defect engineering
Vacuum 207, 111686 (2023)
88. C. McDonnell., F.M. Albarghouthi, R. Selhorst, N. Kelley-Loughnane, A.D. Franklin, R. Rao*
Aerosol jet printed surface-enhanced Raman substrates: Application for high-sensitivity detection of perfluoroalkyl substances
ACS Omega 8, 1597 (2023)
87. L. Beagle, D. Moore, G. Kim, L. Tran, P. Miesle, C. Nguyen, Q. Fang, K-H. Kim, T. Prusnick, M. Newburger, R. Rao, J. Lou, D. Jariwala, L.A. Baldwin, N.R. Glavin
Microwave facilitated covalent organic framework/transition metal dichalcogenide heterostructures
ACS Applied Materials and Interfaces 14, 46876 (2022)
86. S. Leontsev, P.J. Shah, H.S. Kum, J.L. McChesney, F.M. Rodolakis, M. van Veenendaal, M. Velez, R. Rao, D. Haskell, J. Kim, A.N. Reed, M.R. Page
Functional properties of Yttrium Iron Garnett thin films on graphene-coated Gd3Ga5O12 for remote epitaxial transfer
Journal of Magnetism and Magnetic Materials 556, 169440 (2022)
85. B.M. Everhart, R. Rao, P. Nikolaev, T. Liu, D.A. Gomez-Gualdron, B. Maruyama, P.B. Amama
High-throughput experimentation for selective growth of small-diameter single-wall carbon nanotubes using Ru-promoted Co catalysts
Chemistry of Materials 34, 4548, (2022)
84. D. Austin, P. Miesle, D. Sessions, M. Motala, D. Moore, G. Beyer, A. Miesle, A. Sarangan, A. Sebastian, S. Das, A. Puthirath, X. Zhang, J.A. Hachtel, P.M. Ajayan, T. Back, P. Stevenson, M. Brothers, S. Kim, P. Buskohl, R. Rao, C. Muratore, N.R. Glavin
High throughput data-driven design of laser crystallized 2D MoS2 chemical sensors
ACS Applied Nano Materials 5, 7549 (2022)
83. P. Parajuli, S. Bhattacharya, R. Rao, A,M. Rao
Phonon anharmonicity in binary chalcogenides for efficient energy harvesting
Materials Horizons 9, 1602 (2022)
82. I-H. Kao, R. Muzzio, H. Zhang, M. Zhu, J. Gobbo, J. Yan, D. Weber, R. Rao, J. Li, J. H. Edgar, J.E. Goldberger, J. Yan, D.G. Mandrus, J. Hwang, R. Cheng, J. Katoch, S. Singh
Deterministic switching of a perpendicularly polarized magnet using unconventional spin–orbit torques in WTe2 (ArXiv)
Nature Materials 21, 1029 (2022)
81. R. Rao,* B.S. Conner, R. Selhorst, M.A. Susner
Ferrielectric-paraelectric phase transitions in layered CuInP2S6 and CuInP2S6- In4/3P2S6 heterostructures: A Raman spectroscopy and X-ray diffraction study (ArXiv)
Physical Review Materials 6, 045001 (2022)
80. J. Jiang, R. Pachter, R. Selhorst, M.A. Susner, B. Maruyama, R. Rao
Patterned graphene: Analysis of electronic structure and electron transport by first principles computational modeling
Applied Surface Science 589, 152953 (2022)
79. G. Wu, D. Wang, N. Verma, R. Rao, Y. Cheng, S. Guo, G. Cao, K. Watanabe, T. Taniguchi, C-N Lau, F. Yang,
M. Randeria, M. Bockrath, P.C. Hammel
Enhancing perpendicular magnetic anisotropy in garnet ferrimagnet by interfacing with few-layer WTe2
Nano Letters 22, 1115 (2022)
78. C. Park, R. Rao, P. Nikolaev, B. Maruyama
Gaussian process metamodeling for experiments with manipulating factors (ArXiv)
Journal of Manufacturing Science and Engineering 144, 031007 (2022)
77. R. Rao,* B.S. Conner, R. Selhorst, M.A. Susner
Pressure-driven phase transformations and phase segregation in ferrielectric CuInP2S6-In4/3P2S6 self-assembled heterostructures (ArXiv)
Physical Review B 104, 235421 (2021)
76. C. Park, P. Qiu, J. Carpena-Núñez, R. Rao, M.A. Susner, B. Maruyama
Sequential adaptive design for jump regression estimation in materials discovery (ArXiv)
IISE Transactions (2021)
75. D. Moore, A. Jawaid, R. Busch, M. Brothers, P. Look, A. Miesle, R. Rao, J. Lee, L. Beagle, M. Motala, S. Wallace, A.K. Roy, C. Muratore, M. Hersam, R. Vaia, S.S. Kim, N.R. Glavin
Ultrasensitive molecular sensors based on real-time impedance spectroscopy in solution processed 2D materials
Advanced Functional Materials (2021)
74. R. Rao,* J. Carpena-Núñez, P. Nikolaev, M.A. Susner, K.G. Reyes, and B. Maruyama
Advanced machine learning decision policies for diameter control of carbon nanotubes
npj Computational Materials 7, 157 (2021)
73. R. Rao,* H. Kim, N. Perea-López, M. Terrones, B. Maruyama
Interaction of gases with monolayer WS2: An in situ spectroscopy study
Nanoscale 13, 11470 (2021)
72. P.R. Stevenson, R.T. Busch, R. Torsi, A.M. Jawaid, R. Rao, D.B. Lioi, J.A. Robinson, N.R. Glavin, R.A. Vaia, W.J. Kennedy, J.P. Vernon
Reversibly tailoring optical constants of transition metal dichalcogenide MoS2 films: Impact of dopant-induced screening from chemical adsorbates and mild film degradation
ACS Photonics 8, 1705 (2021)
71. J. Carpena-Núñez, R. Rao, B. Maruyama
One-pot chemistry: Alkyne-assisted CNT growth enables in-situ functionalization
MRS Bulletin 46, 469 (2021)
70. A. Karunarathne, P. Parajuli, G. Priyadarshan, S. Bhattacharya, R. Rao, P-C. Wei, Y-Y. Chen, J.R. Gladden, A.M. Rao
Anisotropic elasticity-driven negative thermal expansion in single-crystalline SnSe
Physical Review B 103, 054108 (2021)
69. A.D. Parab, R. Dureja, R. Rao, J.M. Slocik, R.R. Naik, T.R. Walsh, M.R. Knecht
Identification of parameters controlling peptide-driven graphene exfoliation in aqueous media
Langmuir 37, 1152 (2021)
68. H. Bergeron, L.M. Guiney, M.E. Beck, C. Zhang, V.K. Sangwan, C.G. Torres-Castanedo, J.T. Gish, R. Rao, D.R. Austin, S. Guo, D. Lam, K. Su, P.T. Brown, N.R. Glavin, B. Maruyama, M.J. Bedzyk, V.P. Dravid, and M.C. Hersam
Large-area optoelectronic-grade InSe thin films via controlled phase evolution
Applied Physics Reviews 7, 041402 (2020)
67. V.K. Ranganayakulu, T-W. Lan, P. Parajuli, F. Liu, R. Rao, S.H. Yu, T-L. Hung, C-H Lee, S-C. Yano, C-R. Hsing, D-L. Nguyen, C-L. Chen, S. Bhattacharya, K-H. Chen, M-N. Ou, A.M. Rao, Y-Y. Chen
High zT and its origin in Sb-doped GeTe single crystals
Advanced Science 7, 2002494 (2020)
66. M.A. Susner, R. Rao, A.T. Pelton, M.V. McLeod, B. Maruyama
Temperature-dependent Raman scattering and X-ray diffraction study of phase transitions in layered multiferroic CuCrP2S6
Physical Review Materials 4, 104003 (2020)
65. Y. Ren, R. Rao, S. Bhusal, V. Varshney, G. Kedziora, R. Wheeler, A.K. Roy, Y. Kiang, D. Nepal
Hierarchical assembly of gold nanoparticles on graphene nanoplatelets by spontaneous reduction: Implications for smart composites and biosensing
ACS Applied Nano Materials 3, 8753 (2020)
64. J. Carpena-Núñez, R. Rao, D. Kim, K.V. Bets, D. N. Zakharov, J.A. Boscoboinik, E.A. Stach, B.I. Yakobson, M. Tsapatsis, D. Stacchiola, B. Maruyama
Zeolite nanosheets stabilize catalyst particles to promote the growth of thermodynamically unfavorable, small-diameter carbon nanotubes
Small 16, 2002120 (2020)
63. N. Brljak, A.D. Parab, R. Rao, J.M. Slocik, R.R. Naik, M.R. Knecht, T.R. Walsh
Material composition and peptide sequence affects biomolecule affinity to and selectivity for h-boron nitride and graphene
Chemical Communications 56, 8834 (2020)
62. E. Bianco, R. Rao, M. Snure, T. Back, N.R. Glavin, M. McConney, P.M. Ajayan, E. Ringe
Large-area ultrathin Te films with substrate-tunable orientation
Nanoscale 12, 12613 (2020)
61. A.E. Islam, M.A. Susner, J. Carpena-Núñez, T.C. Back, R. Rao, J. Jiang, R. Pachter, J.J. Boeckl, B. Maruyama
Defect engineering of graphene using electron-beam chemistry with radiolyzed water
Carbon 166, 446 (2020)
60. R. Rao,* J. Carpena-Núñez, N.T. Dee, D. Zakharov, J.A. Boscoboinik, E.A. Stach, A.J. Hart, B. Maruyama
Maximization of carbon nanotube yield by solid carbon-assisted dewetting of iron catalyst films
Carbon 165, 251 (2020)
59. A.E. Islam, R. Martineu, C. Crasto, H. Kim, R. Rao, B. Maruyama, S.S. Kim, L.F. Drummy
Graphene-based electrolyte-gated field-effect transistors for potentiometrically sensing neuropeptide Y in physiologically relevant environments
ACS Applied Nano Materials (2020)
58 H. Almkhelfe, B. Everhart, X. Li, M. Wales, P. Nikolaev, R. Rao, B. Maruyama, P.B. Amama
Efficient growth of single-walled carbon nanotube carpets enabled by in-situ generation of water
Industrial & Engineering Chemistry Research 59, 9095 (2020)
57. J. Chang, P. Nikolaev, J. Carpena-Núñez, R. Rao, K. Decker, A.E. Islam, J. Kim, M.A. Pitt, J.I. Myung, B. Maruyama
Efficient closed-loop maximization of carbon nanotube growth rate via Bayesian optimization
Scientific Reports 10, 9040 (2020)
56. A.D. Parab, A. Budi, J.M. Slocik, R. Rao, R.R. Naik, T.R. Walsh, M.R. Knecht
Molecular-level insights on biologically-driven graphite exfoliation for the generation of graphene in aqueous media
Journal of Physical Chemistry C 124, 2219 (2020)
55. Y. Chen, Y. Lei, Y. Li, Y. Yu, J. Cai, M. Chiu, R. Rao, Y. Gu, C. Wang, W. Choi, H. Hu, C. Wang, Y. Li, J. Song, J. Zhang , B. Qi, M. Lin, Z. Zhang, A. Islam, B. Maruyama, S. Dayeh, L-J Li, K. Yang, Y-H. Lo
Strain engineering and epitaxial stabilization of halide perovskites
Nature 577, 204-208 (2020)
54. N.R. Glavin, R. Rao, V. Varshney, E. Bianco, A. Roy, E. Ringe, P.M. Ajayan
Emerging applications of elemental 2D materials
Advanced Materials 32, 1904302 (2020)
53. R. Rao,* V. Carozo, Y. Wang, A.E. Islam, N. Perea-Lopez, K. Fujisawa, V. Crespi, M. Terrones, B. Maruyama
Dynamics of cleaning, passivating and doping monolayer MoS2 by controlled laser irradiation
2D Materials 6, 045031(2019)
52. R. Kim, J. Leem, C. Muratore, S-W. Nam, R. Rao, A. Jawaid, M. Durstock, M. McConney, L. Drummy, R. Rai, A. Voevodin,
N.R. Glavin
Photonic crystallization of stretchable, two-dimensional MoS2 photodetectors
Nanoscale 11, 13260 (2019)
51. J. Carpena-Núñez, J.N. Boscoboinik, S.M. Saber, R. Rao, J. Zhong, M.R. Maschmann, P.R. Kidambi, N.T. Dee, D.N. Zakharov, A.J. Hart, E.A. Stach, B. Maruyama
Isolating the roles of hydrogen exposure and trace carbon contamination on the formation of active catalyst populations for carbon nanotube growth
ACS Nano 13, 8736 (2019)
50. R. Rao, A.E. Islam, S. Singh, R. Berry, R. Kawakami, B. Maruyama, J. Katoch
Spectroscopic evaluation of charge-transfer doping and strain in graphene/MoS2 heterostructures
Physical Review B 99, 195401 (2019)
49. E.J. Kluender, J.L. Hedrick, K.A. Brown, R. Rao, B. Meckes, L.M. Moreau, B. Maruyama, C.A. Mirkin
Catalyst discovery through mega-libraries of nanomaterials
Proceedings of the National Academy of Sciences USA 116, 40 (2019)
48. A. Apte, E. Bianco, A. Krishnamoorthy, S. Yazdi, R. Rao, N.R Glavin, H. Kumazoe, V. Varshney, A.K. Roy, F. Shimujo, E. Ringe, R. Kalia, A. Nakano, C.S. Tiwary, P.D. Vashishta, V. Kochat, and P.M. Ajayan
Polytypism in ultrathin tellurium
2D Materials 6, 015013 (2019)
47. F. Liu, P. Parajuli, R. Rao,* P.C. Wei, A. Karunarathne, S. Bhattacharya, R. Podila, J. He, B. Maruyama, G. Priyadarshan, J.R. Gladden,Y.Y. Chen, A.M. Rao
Phonon anharmonicity in single-crystalline SnSe
Physical Review B 98, 224309 (2018)
46. R. Rao,* C.L. Pint, A.E. Islam, R.S. Weatherup, S. Hofmann, E. Meshot, F. Wu, C. Zhou, N.T. Dee, P.B. Amama, W. Shi, D. Plata, J. Carpena, E.S. Penev, B.I. Yakobson, P.B. Balbuena, C. Bichara, D. Futaba, S. Noda, H. Shin, K.S. Kim, B. Simard, F. Mirri, M. Pasquali, F. Fornasiero, E. I. Kauppinen, M.S. Arnold, B.A. Cola, P. Nikolaev, S. Arepalli, H-M. Cheng, D. Zakharov, E.A. Stach, F. Wei, J. Zhang, M. Terrones, D.B. Geohegan, B. Maruyama, S. Maruyama, Y. Li, W.W. Adams, A.J. Hart
Carbon nanotubes and related nanomaterials: Critical advances and challenges for synthesis towards mainstream commercial applications
ACS Nano 12, 11756 (2018)
45. J. Zhu, R. Rao,* M. Karakaya, A.M. Rao, R. Podila
Time-order processes are responsible for the asymmetric G* Raman band in graphene
Recent Patents on Materials Science 11, 24 (2018)
44. V. Carozo, K. Fujisawa, R. Rao, E. Kahn, R. Cunha, D. Rubin, A. Bugallo, S. Kar, M. Terrones
Excitonic processes in atomically-thin MoS2/MoSe2 vertical heterostructures
2D Materials 5, 03016 (2018)
43. T. Guin, B.A. Kowalski, R. Rao, A.A. Auguste, C.A. Grabowski, P.F. Lloyd, V.P. Tondiglia, B. Maruyama, R.A. Vaia, T.J. White
Electrical control of shape in voxelated liquid crystalline polymer nanocomposites
ACS Applied Materials and Interfaces 10, 1187 (2018)
42. R.A. Vila, R. Rao, C. Muratore, E Bianco, J.A. Robinson, B. Maruyama, N.R. Glavin
In situ crystallization kinetics of two-dimensional MoS2
2D Materials 5, 011009 (2018)
41. F. Liu, L.Y Hu, M. Karakaya, P. Puneet, R. Rao,* R. Podila, S. Bhattacharya*, A.M. Rao
A micro-Raman study of exfoliated few-layered n-type Bi2Te2.7Se0.3
Scientific Reports 7, 16535 (2017)
40. R. Rao,* A.E. Islam, P. Campbell, E.M. Vogel, B. Maruyama
In Situ thermal oxidation kinetics in few layer MoS2
2D Materials 4, 025058 (2017)
39. E.B. Secor, T.Z. Gao ,A.E. Islam, R. Rao, S.G. Wallace, J. Zhu, K.W. Putz, B. Maruyama, M.C. Hersam
Enhanced conductivity, adhesion, and environmental stability of printed graphene inks with nitrocellulose
Chemistry of Materials 29, 2332 (2017)
38. H. Almkhelfe, X. Li, R. Rao, P.B. Amama
Catalytic CVD growth of milimeter-tall single walled carbon nanotube carpets using an industrial gaseous waste as feedstock
Carbon 116, 181 (2017)
37. P Nikolaev, D. Hooper, F. Webber, R. Rao, K. Decker, M. Krein, J. Poleski, R. Barto, B. Maruyama
Autonomy in materials research: A case study in carbon nanotube growth
npj Computational Materials 16031 (2016)
36. K. Share, R. E. Carter, P. Nikolaev, D. Hooper, L. Oakes, A.P. Cohn, R. Rao, A.A. Puretzky, D.B. Geohegan, B. Maruyama, C.L. Pint
Nanoscale silicon as a catalyst for graphene growth: Mechanistic insight from in situ Raman spectroscopy
Journal of Physical Chemistry C 120, 14180 (2016)
35. A.E. Islam, S.N. Kim, R. Rao, Y. Ngo, J. Jiang, P. Nikolaev, R.R. Naik, R. Pachter, J. Boeckl, B. Maruyama
Photo-thermal oxidation of single layer graphene
RSC Advances 6, 42545 (2016)
34. Z Lin, B. Carvalho, E. Kahn, R. Lv, R. Rao, H. Terrones, M.A. Pimenta, M. Terrones
Defect engineering of two-dimensional transition metal dichalcogenides
2D Materials 3, 022002 (2016)
33. J. Katoch, D. Le, S. Singh, R. Rao, T. Rahman, M. Ishigami
Scattering strength of the scatterer inducing variability in graphene on silicon dioxide
Journal of Physics: Condensed Matter 28, 115301 (2016)
32. G. Zhong, J. Yang, H. Sugime, R. Rao, J. Zhao, D. Liu, A.R. Harutyunyan, J. Robertson
Growth of high quality, high density single-walled carbon nanotube forests on copper foils
Carbon, 98, 624 (2016)
31. R. Rao,* A.E. Islam, N. Pierce, P. Nikolaev, B. Maruyama
Chiral angle-dependent defect evolution in CVD-grown single-walled carbon nanotubes
Carbon, 95, 287 (2015)
30. R. Rao,* K. Weaver, B. Maruyama
Atmospheric pressure growth and optimization of graphene using liquid injection chemical vapor deposition
Materials Express doi:10.1166/mex.2015.1262 (2015)
29. K. Omichi, G. Ramos-Sanchez, R. Rao, N. Pierce, G. Chen, P.B. Balbuena, A.R. Harutyunyan
Origin of excess capacity in lithium-ion batteries based on carbon nanostructures
Journal of the Electrochemical Society, 162, A2106 (2015)
28. R. Rao, R. Sharma, F. Abild-Pedersen, J.K. Norskov, A.R Harutyunyan
Insights into carbon nanotube nucleation: Cap formation governed by catalyst interfacial step flow
Scientific Reports, 4, 6510 (2014)
[arXiv]
27. R. Rao,* N. Pierce, A.R. Harutyunyan
Probing inhomogeneous doping in overlapped graphene grain boundaries by Raman spectroscopy
Carbon 80, 513 (2014)
[arXiv]
26. R. Rao, N. Pierce, A.R. Harutyunyan
Enhancement of vertically aligned carbon nanotube growth kinetics and doubling of the height by graphene interface
Journal of Physical Chemistry C, 118, 22243 (2014)
25. R. Rao,* N. Pierce, A. Dasgupta
On the charge transfer between single-walled carbon nanotubes and graphene
Applied Physics Letters, 105, 073115 (2014)
[arXiv]
24. R. Rao, G. Chen, A.L.M. Reddy, K. Kalaga, M. Ishigami, T.F. Heinz, P.M. Ajayan, A.R. Harutyunyan,
Graphene as an atomically thin interface for vertically aligned carbon nanotube growth
Scientific Reports, 3,1891 (2013)
23. R. Rao,* N. Pierce, D. Liptak, D. Hooper, G. Sargent, L. Semiatin, A. Harutyunyan, B. Maruyama,
Revealing the effects of catalyst phase transition on carbon nanotube growth kinetics using in situ Raman spectroscopy
ACS Nano, 7(2), 1100 (2013)
22. R. Podila, R. Rao, R. Tsuchikawa, M. Ishigami, A.M. Rao,
Raman spectroscopy of folded and scrolled graphene
ACS Nano, 6(7), 5784 (2012)
21. R. Rao,* D. Liptak, T. Cherukuri, B.I. Yakobson, B. Maruyama,
In situ evidence for chirality-dependent growth of individual single-walled carbon nanotubes
Nature Materials, 11, 213 (2012)
20. R. Rao,* D. Tishler, J Katoch, M. Ishigami,
Multiphonon Raman scatteirng in graphene
Physical Review B, 84, 113406 (2011)
[arXiv]
19. R. Rao,* N. Pierce, X.F. Zhang, B. Maruyama, S. Talapatra,
Understanding the role of sulfur to tune the diameter and wall number in the CVD-growth of carbon nanotubes,
Materials Express, 1 (2), 160 (2011)
18. R. Rao,* R. Podila, R. Tsuchikawa, J. Katoch, D. Tishler, A.M. Rao, M. Ishigami,
Effects of layer stacking on the combination Raman modes in graphene
ACS Nano, 5(3), 1594 (2011)
[arXiv]
17. R. Rao,* J. Reppert, X.F. Zhang, R. Podila, A.M. Rao, S. Talapatra, B. Maruyama,
Double resonance Raman study of disorder in CVD-grown single-walled carbon nanotubes
Carbon, 49, 1318 (2011)
[arXiv]
16. R. Rao, K.G. Eyink, B. Maruyama,
Single-walled carbon nanotube growth from liquid gallium and indium
Carbon, 48, 3971 (2010)
15. R.B. Mathur, B.P. Singh, T.L. Dhami, Y. Kalra, N. Lal, R. Rao, A.M. Rao,
Influence of carbon nanotube dispersion on the mechanical properties of phenolic resin composites
Polymer Composites, 31, 321 (2009)
14. N. Bonini, R. Rao,* A.M. Rao, N. Marzari, J. Menendez,
Lattice anharmonicity in low dimensional carbon systems
Physica Status Solidi B, 245, 2149 (2008)
13. J. Reppert, R. Rao, J. He, T. Tritt, and A.M. Rao,
Laser-assisted synthesis and optical properties of bismuth nanorods
Chemical Physics Letters, 91, 093104 (2007)
12. R. Rao, C. Poweleit, J. Menendéz, A.M. Rao,
Anharmonic phonon lifetimes in carbon nanotubes: Evidence for a one-dimensional phonon decay bottleneck
Physical Review Letters, 99, 047403 (2007)
11. R.B. Mathur, S. Seth, C. Lal, R. Rao, B.P., Singh, T.L. Dhami, and A.M. Rao,
Co-Synthesis, purification, and characterization of single- and multi-walled carbon nanotubes using the electric arc method
Carbon, 45, 132 (2007)
10. Q. Lu, G. Keskar, R. Ciocan, R. Rao, L.L. Larcom and A.M. Rao,
Determination of nanotube density by gradient sedimentation
Journal of Physical Chemistry B, 110, 24371 (2006)
9. R. Rao, H. Chandrasekaran, S. Gubbala, C. Daraio, S. Jin, M.K. Sunkara, A.M. Rao,
Synthesis of low-melting metal oxide and sulfide nanowires and nanobelts
Journal of Electronic Materials, 35, 5 (2006)
8. Q. Lu, R. Rao, B. Sadanadan, A.M. Rao, W. Que and P.C. Ke,
Coupling of photon energy via a multiwalled carbon nanotube array
Applied Physics Letters, 87, 173102 (2005)
7. R. Rao, S. Sharma, B. Xu, M.K. Sunkara, J.J. Dong, A.M. Rao,
Blueshifted Raman scattering and its correlation with the [110] growth direction in gallium oxide nanowires
Journal of Applied Physics, 98, 094312 (2005)
6. G. Keskar, R. Rao, J. Luo, J. Hudson, J. Chen and A. M. Rao,
Growth, nitrogen doping and characterization of isolated single-wall carbon nanotubes using liquid precursors
Chemical Physics Letters, 412, 269 (2005)
5. R.C. Mani, M.K. Sunkara, J. Gullapalli, R.P. Baldwin R. P.; J.M. Cowley, R. Rao, A.M. Rao,
Nanocrystalline graphite for electrochemical sensing
Journal of the Electrochemical Society, 152, E154 (2005)
4. R. Rao, J. Lee, Q. Lu, G. Keskar, K.O. Freedman, W.C. Floyd, A.M. Rao, P-C. Ke,
Single-Molecule fluorescence microscopy and Raman spectroscopy studies of RNA-bound carbon nanotubes
Applied Physics Letters, 85, 4228 (2004)
3. Q. Lu, K.O. Freedman, R. Rao, G. Huang, J. Lee, L.L. Larcom, A.M. Rao, P-C. Ke,
Diffusion of carbon nanotubes with single-molecule fluorescence microscopy
Journal of Applied Physics, 96, 1 (2004)
2. T. Cho, Y.S. Lee, R. Rao, A.M. Rao, D.D. Edie A.A. Ogale,
Structure of carbon fiber obtained from nanotube-reinforced mesophase pitch
Carbon, 41, 1419 (2003)
1. R.C. Mani, S. Sharma, M.K. Sunkara, J. Gullapalli, R.P. Baldwin, R. Rao, A.M. Rao, J.M. Cowley,
Synthesis and electrochemical characteristics of a nanocomposite diamond electrode
Electrochemical and Solid State Letters, 5 (6), E32-E35 (2002)
* Corresponding Author
Google Scholar Citations
Submitted/Under Review
114. J. Goldstein, R. Rao, J. Mann, A. Pelton
A Gd doped Ba Ca phosphate glass family
113. I-H. Kao, J. Tang, G.C. Ortiz, M. Zhu, S. Yuan, R. Rao, J. Li, J.H. Edgar, J. Yan, D.G. Mandrus, K. Watanabe, T. Taniguchi, J. Hwang, R. Cheng, J. Katoch, S. Singh
Unconventional unidirectional magnetoresistance in heterostructures of a low-symmetry topological semimetal and a ferromagnetic insulator
112. S. Bera, R. Thantirige, J. Wu, E. Davidson, A. Sumant, B. Shook, R.Rao, R. Selhorst, M. Singh, A. Karim, D. Raghavan, N. Pradhan
Enhanced energy density in heterostructure capacitor of multi-layered PVDF and 2D mica nanocomposites
111. R. Selhorst, S. Lough, B.S. Conner, E. Rowe M. Ishigami, M.A. Susner, R. Rao*
Strain-driven ferroelectricity in ultrathin CuInP2S6
110. A.N. Giordano, J. Jiang, A. Advincula, K. Shevchuk, M. Cary, T.C. Back, Y. Gogotsi, D. Nepal, R. Pachter, R. Rao*
Raman spectroscopy and laser-induced degradation in Nb2CTx MXene
109. R. Waelder, C. Park, J. Carpena-Núñez, J. Yoho, S. Gorsse, R. Rao, B. Maruyama
Improved carbon nanotube growth via jump regression targeting of catalyst metal oxide phase transition
108. E. Watkins, M. Parekh, S. Bhattacharya, R. Rao,* A.M. Rao
Thermal properties of carbon-based materials
Accepted/Published
107. R. Rao*, R. Selhorst, R. Siebenaller, A.N. Giordano, B.S. Conner, E. Rowe, M.A. Susner
Mode-selective spin-phonon coupling in van der Waals antiferromagnets
Advanced Physics Research (2024)
106. M.A. Susner, B.S. Conner, E. Rowe, R. Siebenaller, A.N. Giordano, M.V. McLeod, C.R. Ebbing, T.J. Bullard, R. Selhorst, T.J Haugan, J. Jiang, R. Pachter, R. Rao*
Structural, magnetic and optical properties of the van der Waals antiferromagnet AgCrP2Se6
Journal of Physical Chemistry C (2024)
105. R. Jin, N. Brljak, J.M. Slocik, R. Rao, M.R. Knecht, T.R. Walsh
Graphene exfoliation using multidomain peptides
Journal of Materials Chemistry B (2024)
104. S. Lough, R. Rao,* M. Ishigami
Effect of thermal annealing on photoluminescence in single layer MoS2 on Au
MRS Advances (2024)
103. D.D. Bhagwandin J. Dunlap, L. D. Tran, A. Reidell, D. Austin, A. Neeb, M. Loveday, R. Rao, L.A. Baldwin, N.R. Glavin
Covalent organic framework crystallization using a continuous flow packed-bed reactor
CrystEngComm 26, 27 (2024)
102. D. Austin, B. Everhart, F. Khurshid, J. Muthu, A. Pelton, M. Altvater, M. Smith, S. Post, P. Miesle, C. Muratore, R. Rao, M. Hofmann, P. Amama, N. Glavin
Exploiting laser-induced oxidation phase diagrams for multifunctional titania thin films
Advanced Functional Materials (2023)
101. S. Lough, J.E. Thompson, D. Smalley, R. Rao,* M. Ishigami
Impact of thermal annealing on the interaction of monolayer MoS2 on Au
Advanced Engineering Materials (2023)
100. R. Rao,* B.S. Conner, J. Jiang, R. Pachter, M.A. Susner
Raman spectroscopy study of pressure-induced phase transitions single crystal CuInP2S6 (ArXiv)
Journal of Chemical Physics (2023)
99. R. Rao,* R. Selhorst, J. Jiang, B.S. Conner, R. Siebenaller, E. Rowe, A.N. Giordano, R. Pachter, M.A. Susner
Investigating strain between phase-segregated domains in Cu-deficient CuInP2S6 (ArXiv)
Chemistry of Materials 35, 8020 (2023)
98. A.N. Giordano, R. Rao*
Beyond the visible: A review of ultraviolet surface-enhanced Raman scattering substrate composition, morphology, and performance
Nanomaterials 13, 2177 (2023)
97. R. Rao,* J. Carpena-Núñez, B. Maruyama
Nonisothermal chemical vapor deposition for increasing carbon nanotube yield
ChemRxiv (2023)
96. T. Matsuoka, R. Rao, M.A. Susner, B.S. Conner, D. Zhang, D. Mandrus
Pressure-induced insulator-to-metal transition in van der Waals compound CoPS3 (ArXiv)
Physical Review B 107, 165125 (2023)
95. R. Rao,* M.A. Susner
Phonon anharmonicity in Cu-based layered thiophosphates (ArXiv)
Materials Today Communications 35, 105840 (2023)
94. L.D. Tran, B. Ree, A. Ruditskiy, L.K. Beagle, R. Selhorst, B. Sarker, P. Miesle, L.F. Drummy, M. Durstock, R. Rao, H.Koerner, N.R. Glavin, L.A. Baldwin
Oriented covalent organic framework film synthesis from azomethine compounds
Applied Materials Interfaces (2023)
93. R. Busch, L. Sun, D. Austin, J. Jiang, P. Miesle, M. Susner, B. Conner, A. Jawaid, S. Becks, K. Mahalingam, M. Velez, R. Torsi, J. Robinson, R. Rao, N.R. Glavin, R. Pachter, R. Vaia, W.J. Kennedy, J. Vernon
Exfoliation procedure-dependent optical properties of solution deposited MoS2 Films
npj 2D Materials and Applications 7, 12 (2023)
92. R. Selhorst, Z. Yu, D. Moore, J. Jiang, M.A. Susner, N.R. Glavin, R. Pachter, M. Terrones, B. Maruyama, R. Rao*
Precision modification of monolayer transition metal dichalcogenides via environmental e-beam patterning
ACS Nano 17, 2958 (2023)
91. J. Bulmer, A. Sloan, M. Glerum, J. Carpena-Núñez, R. Waelder, J. Humes, A. Boies, M. Pasquali, R. Rao, B. Maruyama
Forecasting carbon nanotube diameter in floating catalyst chemical vapor deposition
Carbon 201, 719 (2023)
90. M.J. Motala, X.Zhang, P. Kumar, E.F. Oliveira, A. Benton, P. Miesle, R. Rao, P. Stevenson, D. Moore, A. Alfieri, J. Lynch, G. Gao, S. Ma, H. Zhu, Z. Wang, I. Petrov, E.A. Stach, W.J. Kennedy, J. Vernon, S. Vengala, J.M. Tour, D.S. Galvao, D. Jariwala, C. Muratore, M. Snure, P.M. Ajayan, N.R. Glavin
Synthesis of 2D van der Waals superlattices, heterostructures, and alloys from conversion of sequentially layered sub-nanometer metal films
Materials Today Nano (2023)
89. R. Selhorst, M.A. Susner, R. Muzzio, I-H. Kao, J. Carpena-Núñez, A.E. Islam, J. Katoch, B. Maruyama, R. Rao*
Electron-beam chemistry in graphene - Effect of environmental SEM parameters on patterning and defect engineering
Vacuum 207, 111686 (2023)
88. C. McDonnell., F.M. Albarghouthi, R. Selhorst, N. Kelley-Loughnane, A.D. Franklin, R. Rao*
Aerosol jet printed surface-enhanced Raman substrates: Application for high-sensitivity detection of perfluoroalkyl substances
ACS Omega 8, 1597 (2023)
87. L. Beagle, D. Moore, G. Kim, L. Tran, P. Miesle, C. Nguyen, Q. Fang, K-H. Kim, T. Prusnick, M. Newburger, R. Rao, J. Lou, D. Jariwala, L.A. Baldwin, N.R. Glavin
Microwave facilitated covalent organic framework/transition metal dichalcogenide heterostructures
ACS Applied Materials and Interfaces 14, 46876 (2022)
86. S. Leontsev, P.J. Shah, H.S. Kum, J.L. McChesney, F.M. Rodolakis, M. van Veenendaal, M. Velez, R. Rao, D. Haskell, J. Kim, A.N. Reed, M.R. Page
Functional properties of Yttrium Iron Garnett thin films on graphene-coated Gd3Ga5O12 for remote epitaxial transfer
Journal of Magnetism and Magnetic Materials 556, 169440 (2022)
85. B.M. Everhart, R. Rao, P. Nikolaev, T. Liu, D.A. Gomez-Gualdron, B. Maruyama, P.B. Amama
High-throughput experimentation for selective growth of small-diameter single-wall carbon nanotubes using Ru-promoted Co catalysts
Chemistry of Materials 34, 4548, (2022)
84. D. Austin, P. Miesle, D. Sessions, M. Motala, D. Moore, G. Beyer, A. Miesle, A. Sarangan, A. Sebastian, S. Das, A. Puthirath, X. Zhang, J.A. Hachtel, P.M. Ajayan, T. Back, P. Stevenson, M. Brothers, S. Kim, P. Buskohl, R. Rao, C. Muratore, N.R. Glavin
High throughput data-driven design of laser crystallized 2D MoS2 chemical sensors
ACS Applied Nano Materials 5, 7549 (2022)
83. P. Parajuli, S. Bhattacharya, R. Rao, A,M. Rao
Phonon anharmonicity in binary chalcogenides for efficient energy harvesting
Materials Horizons 9, 1602 (2022)
82. I-H. Kao, R. Muzzio, H. Zhang, M. Zhu, J. Gobbo, J. Yan, D. Weber, R. Rao, J. Li, J. H. Edgar, J.E. Goldberger, J. Yan, D.G. Mandrus, J. Hwang, R. Cheng, J. Katoch, S. Singh
Deterministic switching of a perpendicularly polarized magnet using unconventional spin–orbit torques in WTe2 (ArXiv)
Nature Materials 21, 1029 (2022)
81. R. Rao,* B.S. Conner, R. Selhorst, M.A. Susner
Ferrielectric-paraelectric phase transitions in layered CuInP2S6 and CuInP2S6- In4/3P2S6 heterostructures: A Raman spectroscopy and X-ray diffraction study (ArXiv)
Physical Review Materials 6, 045001 (2022)
80. J. Jiang, R. Pachter, R. Selhorst, M.A. Susner, B. Maruyama, R. Rao
Patterned graphene: Analysis of electronic structure and electron transport by first principles computational modeling
Applied Surface Science 589, 152953 (2022)
79. G. Wu, D. Wang, N. Verma, R. Rao, Y. Cheng, S. Guo, G. Cao, K. Watanabe, T. Taniguchi, C-N Lau, F. Yang,
M. Randeria, M. Bockrath, P.C. Hammel
Enhancing perpendicular magnetic anisotropy in garnet ferrimagnet by interfacing with few-layer WTe2
Nano Letters 22, 1115 (2022)
78. C. Park, R. Rao, P. Nikolaev, B. Maruyama
Gaussian process metamodeling for experiments with manipulating factors (ArXiv)
Journal of Manufacturing Science and Engineering 144, 031007 (2022)
77. R. Rao,* B.S. Conner, R. Selhorst, M.A. Susner
Pressure-driven phase transformations and phase segregation in ferrielectric CuInP2S6-In4/3P2S6 self-assembled heterostructures (ArXiv)
Physical Review B 104, 235421 (2021)
76. C. Park, P. Qiu, J. Carpena-Núñez, R. Rao, M.A. Susner, B. Maruyama
Sequential adaptive design for jump regression estimation in materials discovery (ArXiv)
IISE Transactions (2021)
75. D. Moore, A. Jawaid, R. Busch, M. Brothers, P. Look, A. Miesle, R. Rao, J. Lee, L. Beagle, M. Motala, S. Wallace, A.K. Roy, C. Muratore, M. Hersam, R. Vaia, S.S. Kim, N.R. Glavin
Ultrasensitive molecular sensors based on real-time impedance spectroscopy in solution processed 2D materials
Advanced Functional Materials (2021)
74. R. Rao,* J. Carpena-Núñez, P. Nikolaev, M.A. Susner, K.G. Reyes, and B. Maruyama
Advanced machine learning decision policies for diameter control of carbon nanotubes
npj Computational Materials 7, 157 (2021)
73. R. Rao,* H. Kim, N. Perea-López, M. Terrones, B. Maruyama
Interaction of gases with monolayer WS2: An in situ spectroscopy study
Nanoscale 13, 11470 (2021)
72. P.R. Stevenson, R.T. Busch, R. Torsi, A.M. Jawaid, R. Rao, D.B. Lioi, J.A. Robinson, N.R. Glavin, R.A. Vaia, W.J. Kennedy, J.P. Vernon
Reversibly tailoring optical constants of transition metal dichalcogenide MoS2 films: Impact of dopant-induced screening from chemical adsorbates and mild film degradation
ACS Photonics 8, 1705 (2021)
71. J. Carpena-Núñez, R. Rao, B. Maruyama
One-pot chemistry: Alkyne-assisted CNT growth enables in-situ functionalization
MRS Bulletin 46, 469 (2021)
70. A. Karunarathne, P. Parajuli, G. Priyadarshan, S. Bhattacharya, R. Rao, P-C. Wei, Y-Y. Chen, J.R. Gladden, A.M. Rao
Anisotropic elasticity-driven negative thermal expansion in single-crystalline SnSe
Physical Review B 103, 054108 (2021)
69. A.D. Parab, R. Dureja, R. Rao, J.M. Slocik, R.R. Naik, T.R. Walsh, M.R. Knecht
Identification of parameters controlling peptide-driven graphene exfoliation in aqueous media
Langmuir 37, 1152 (2021)
68. H. Bergeron, L.M. Guiney, M.E. Beck, C. Zhang, V.K. Sangwan, C.G. Torres-Castanedo, J.T. Gish, R. Rao, D.R. Austin, S. Guo, D. Lam, K. Su, P.T. Brown, N.R. Glavin, B. Maruyama, M.J. Bedzyk, V.P. Dravid, and M.C. Hersam
Large-area optoelectronic-grade InSe thin films via controlled phase evolution
Applied Physics Reviews 7, 041402 (2020)
67. V.K. Ranganayakulu, T-W. Lan, P. Parajuli, F. Liu, R. Rao, S.H. Yu, T-L. Hung, C-H Lee, S-C. Yano, C-R. Hsing, D-L. Nguyen, C-L. Chen, S. Bhattacharya, K-H. Chen, M-N. Ou, A.M. Rao, Y-Y. Chen
High zT and its origin in Sb-doped GeTe single crystals
Advanced Science 7, 2002494 (2020)
66. M.A. Susner, R. Rao, A.T. Pelton, M.V. McLeod, B. Maruyama
Temperature-dependent Raman scattering and X-ray diffraction study of phase transitions in layered multiferroic CuCrP2S6
Physical Review Materials 4, 104003 (2020)
65. Y. Ren, R. Rao, S. Bhusal, V. Varshney, G. Kedziora, R. Wheeler, A.K. Roy, Y. Kiang, D. Nepal
Hierarchical assembly of gold nanoparticles on graphene nanoplatelets by spontaneous reduction: Implications for smart composites and biosensing
ACS Applied Nano Materials 3, 8753 (2020)
64. J. Carpena-Núñez, R. Rao, D. Kim, K.V. Bets, D. N. Zakharov, J.A. Boscoboinik, E.A. Stach, B.I. Yakobson, M. Tsapatsis, D. Stacchiola, B. Maruyama
Zeolite nanosheets stabilize catalyst particles to promote the growth of thermodynamically unfavorable, small-diameter carbon nanotubes
Small 16, 2002120 (2020)
63. N. Brljak, A.D. Parab, R. Rao, J.M. Slocik, R.R. Naik, M.R. Knecht, T.R. Walsh
Material composition and peptide sequence affects biomolecule affinity to and selectivity for h-boron nitride and graphene
Chemical Communications 56, 8834 (2020)
62. E. Bianco, R. Rao, M. Snure, T. Back, N.R. Glavin, M. McConney, P.M. Ajayan, E. Ringe
Large-area ultrathin Te films with substrate-tunable orientation
Nanoscale 12, 12613 (2020)
61. A.E. Islam, M.A. Susner, J. Carpena-Núñez, T.C. Back, R. Rao, J. Jiang, R. Pachter, J.J. Boeckl, B. Maruyama
Defect engineering of graphene using electron-beam chemistry with radiolyzed water
Carbon 166, 446 (2020)
60. R. Rao,* J. Carpena-Núñez, N.T. Dee, D. Zakharov, J.A. Boscoboinik, E.A. Stach, A.J. Hart, B. Maruyama
Maximization of carbon nanotube yield by solid carbon-assisted dewetting of iron catalyst films
Carbon 165, 251 (2020)
59. A.E. Islam, R. Martineu, C. Crasto, H. Kim, R. Rao, B. Maruyama, S.S. Kim, L.F. Drummy
Graphene-based electrolyte-gated field-effect transistors for potentiometrically sensing neuropeptide Y in physiologically relevant environments
ACS Applied Nano Materials (2020)
58 H. Almkhelfe, B. Everhart, X. Li, M. Wales, P. Nikolaev, R. Rao, B. Maruyama, P.B. Amama
Efficient growth of single-walled carbon nanotube carpets enabled by in-situ generation of water
Industrial & Engineering Chemistry Research 59, 9095 (2020)
57. J. Chang, P. Nikolaev, J. Carpena-Núñez, R. Rao, K. Decker, A.E. Islam, J. Kim, M.A. Pitt, J.I. Myung, B. Maruyama
Efficient closed-loop maximization of carbon nanotube growth rate via Bayesian optimization
Scientific Reports 10, 9040 (2020)
56. A.D. Parab, A. Budi, J.M. Slocik, R. Rao, R.R. Naik, T.R. Walsh, M.R. Knecht
Molecular-level insights on biologically-driven graphite exfoliation for the generation of graphene in aqueous media
Journal of Physical Chemistry C 124, 2219 (2020)
55. Y. Chen, Y. Lei, Y. Li, Y. Yu, J. Cai, M. Chiu, R. Rao, Y. Gu, C. Wang, W. Choi, H. Hu, C. Wang, Y. Li, J. Song, J. Zhang , B. Qi, M. Lin, Z. Zhang, A. Islam, B. Maruyama, S. Dayeh, L-J Li, K. Yang, Y-H. Lo
Strain engineering and epitaxial stabilization of halide perovskites
Nature 577, 204-208 (2020)
54. N.R. Glavin, R. Rao, V. Varshney, E. Bianco, A. Roy, E. Ringe, P.M. Ajayan
Emerging applications of elemental 2D materials
Advanced Materials 32, 1904302 (2020)
53. R. Rao,* V. Carozo, Y. Wang, A.E. Islam, N. Perea-Lopez, K. Fujisawa, V. Crespi, M. Terrones, B. Maruyama
Dynamics of cleaning, passivating and doping monolayer MoS2 by controlled laser irradiation
2D Materials 6, 045031(2019)
52. R. Kim, J. Leem, C. Muratore, S-W. Nam, R. Rao, A. Jawaid, M. Durstock, M. McConney, L. Drummy, R. Rai, A. Voevodin,
N.R. Glavin
Photonic crystallization of stretchable, two-dimensional MoS2 photodetectors
Nanoscale 11, 13260 (2019)
51. J. Carpena-Núñez, J.N. Boscoboinik, S.M. Saber, R. Rao, J. Zhong, M.R. Maschmann, P.R. Kidambi, N.T. Dee, D.N. Zakharov, A.J. Hart, E.A. Stach, B. Maruyama
Isolating the roles of hydrogen exposure and trace carbon contamination on the formation of active catalyst populations for carbon nanotube growth
ACS Nano 13, 8736 (2019)
50. R. Rao, A.E. Islam, S. Singh, R. Berry, R. Kawakami, B. Maruyama, J. Katoch
Spectroscopic evaluation of charge-transfer doping and strain in graphene/MoS2 heterostructures
Physical Review B 99, 195401 (2019)
49. E.J. Kluender, J.L. Hedrick, K.A. Brown, R. Rao, B. Meckes, L.M. Moreau, B. Maruyama, C.A. Mirkin
Catalyst discovery through mega-libraries of nanomaterials
Proceedings of the National Academy of Sciences USA 116, 40 (2019)
48. A. Apte, E. Bianco, A. Krishnamoorthy, S. Yazdi, R. Rao, N.R Glavin, H. Kumazoe, V. Varshney, A.K. Roy, F. Shimujo, E. Ringe, R. Kalia, A. Nakano, C.S. Tiwary, P.D. Vashishta, V. Kochat, and P.M. Ajayan
Polytypism in ultrathin tellurium
2D Materials 6, 015013 (2019)
47. F. Liu, P. Parajuli, R. Rao,* P.C. Wei, A. Karunarathne, S. Bhattacharya, R. Podila, J. He, B. Maruyama, G. Priyadarshan, J.R. Gladden,Y.Y. Chen, A.M. Rao
Phonon anharmonicity in single-crystalline SnSe
Physical Review B 98, 224309 (2018)
46. R. Rao,* C.L. Pint, A.E. Islam, R.S. Weatherup, S. Hofmann, E. Meshot, F. Wu, C. Zhou, N.T. Dee, P.B. Amama, W. Shi, D. Plata, J. Carpena, E.S. Penev, B.I. Yakobson, P.B. Balbuena, C. Bichara, D. Futaba, S. Noda, H. Shin, K.S. Kim, B. Simard, F. Mirri, M. Pasquali, F. Fornasiero, E. I. Kauppinen, M.S. Arnold, B.A. Cola, P. Nikolaev, S. Arepalli, H-M. Cheng, D. Zakharov, E.A. Stach, F. Wei, J. Zhang, M. Terrones, D.B. Geohegan, B. Maruyama, S. Maruyama, Y. Li, W.W. Adams, A.J. Hart
Carbon nanotubes and related nanomaterials: Critical advances and challenges for synthesis towards mainstream commercial applications
ACS Nano 12, 11756 (2018)
45. J. Zhu, R. Rao,* M. Karakaya, A.M. Rao, R. Podila
Time-order processes are responsible for the asymmetric G* Raman band in graphene
Recent Patents on Materials Science 11, 24 (2018)
44. V. Carozo, K. Fujisawa, R. Rao, E. Kahn, R. Cunha, D. Rubin, A. Bugallo, S. Kar, M. Terrones
Excitonic processes in atomically-thin MoS2/MoSe2 vertical heterostructures
2D Materials 5, 03016 (2018)
43. T. Guin, B.A. Kowalski, R. Rao, A.A. Auguste, C.A. Grabowski, P.F. Lloyd, V.P. Tondiglia, B. Maruyama, R.A. Vaia, T.J. White
Electrical control of shape in voxelated liquid crystalline polymer nanocomposites
ACS Applied Materials and Interfaces 10, 1187 (2018)
42. R.A. Vila, R. Rao, C. Muratore, E Bianco, J.A. Robinson, B. Maruyama, N.R. Glavin
In situ crystallization kinetics of two-dimensional MoS2
2D Materials 5, 011009 (2018)
41. F. Liu, L.Y Hu, M. Karakaya, P. Puneet, R. Rao,* R. Podila, S. Bhattacharya*, A.M. Rao
A micro-Raman study of exfoliated few-layered n-type Bi2Te2.7Se0.3
Scientific Reports 7, 16535 (2017)
40. R. Rao,* A.E. Islam, P. Campbell, E.M. Vogel, B. Maruyama
In Situ thermal oxidation kinetics in few layer MoS2
2D Materials 4, 025058 (2017)
39. E.B. Secor, T.Z. Gao ,A.E. Islam, R. Rao, S.G. Wallace, J. Zhu, K.W. Putz, B. Maruyama, M.C. Hersam
Enhanced conductivity, adhesion, and environmental stability of printed graphene inks with nitrocellulose
Chemistry of Materials 29, 2332 (2017)
38. H. Almkhelfe, X. Li, R. Rao, P.B. Amama
Catalytic CVD growth of milimeter-tall single walled carbon nanotube carpets using an industrial gaseous waste as feedstock
Carbon 116, 181 (2017)
37. P Nikolaev, D. Hooper, F. Webber, R. Rao, K. Decker, M. Krein, J. Poleski, R. Barto, B. Maruyama
Autonomy in materials research: A case study in carbon nanotube growth
npj Computational Materials 16031 (2016)
36. K. Share, R. E. Carter, P. Nikolaev, D. Hooper, L. Oakes, A.P. Cohn, R. Rao, A.A. Puretzky, D.B. Geohegan, B. Maruyama, C.L. Pint
Nanoscale silicon as a catalyst for graphene growth: Mechanistic insight from in situ Raman spectroscopy
Journal of Physical Chemistry C 120, 14180 (2016)
35. A.E. Islam, S.N. Kim, R. Rao, Y. Ngo, J. Jiang, P. Nikolaev, R.R. Naik, R. Pachter, J. Boeckl, B. Maruyama
Photo-thermal oxidation of single layer graphene
RSC Advances 6, 42545 (2016)
34. Z Lin, B. Carvalho, E. Kahn, R. Lv, R. Rao, H. Terrones, M.A. Pimenta, M. Terrones
Defect engineering of two-dimensional transition metal dichalcogenides
2D Materials 3, 022002 (2016)
33. J. Katoch, D. Le, S. Singh, R. Rao, T. Rahman, M. Ishigami
Scattering strength of the scatterer inducing variability in graphene on silicon dioxide
Journal of Physics: Condensed Matter 28, 115301 (2016)
32. G. Zhong, J. Yang, H. Sugime, R. Rao, J. Zhao, D. Liu, A.R. Harutyunyan, J. Robertson
Growth of high quality, high density single-walled carbon nanotube forests on copper foils
Carbon, 98, 624 (2016)
31. R. Rao,* A.E. Islam, N. Pierce, P. Nikolaev, B. Maruyama
Chiral angle-dependent defect evolution in CVD-grown single-walled carbon nanotubes
Carbon, 95, 287 (2015)
30. R. Rao,* K. Weaver, B. Maruyama
Atmospheric pressure growth and optimization of graphene using liquid injection chemical vapor deposition
Materials Express doi:10.1166/mex.2015.1262 (2015)
29. K. Omichi, G. Ramos-Sanchez, R. Rao, N. Pierce, G. Chen, P.B. Balbuena, A.R. Harutyunyan
Origin of excess capacity in lithium-ion batteries based on carbon nanostructures
Journal of the Electrochemical Society, 162, A2106 (2015)
28. R. Rao, R. Sharma, F. Abild-Pedersen, J.K. Norskov, A.R Harutyunyan
Insights into carbon nanotube nucleation: Cap formation governed by catalyst interfacial step flow
Scientific Reports, 4, 6510 (2014)
[arXiv]
27. R. Rao,* N. Pierce, A.R. Harutyunyan
Probing inhomogeneous doping in overlapped graphene grain boundaries by Raman spectroscopy
Carbon 80, 513 (2014)
[arXiv]
26. R. Rao, N. Pierce, A.R. Harutyunyan
Enhancement of vertically aligned carbon nanotube growth kinetics and doubling of the height by graphene interface
Journal of Physical Chemistry C, 118, 22243 (2014)
25. R. Rao,* N. Pierce, A. Dasgupta
On the charge transfer between single-walled carbon nanotubes and graphene
Applied Physics Letters, 105, 073115 (2014)
[arXiv]
24. R. Rao, G. Chen, A.L.M. Reddy, K. Kalaga, M. Ishigami, T.F. Heinz, P.M. Ajayan, A.R. Harutyunyan,
Graphene as an atomically thin interface for vertically aligned carbon nanotube growth
Scientific Reports, 3,1891 (2013)
23. R. Rao,* N. Pierce, D. Liptak, D. Hooper, G. Sargent, L. Semiatin, A. Harutyunyan, B. Maruyama,
Revealing the effects of catalyst phase transition on carbon nanotube growth kinetics using in situ Raman spectroscopy
ACS Nano, 7(2), 1100 (2013)
22. R. Podila, R. Rao, R. Tsuchikawa, M. Ishigami, A.M. Rao,
Raman spectroscopy of folded and scrolled graphene
ACS Nano, 6(7), 5784 (2012)
21. R. Rao,* D. Liptak, T. Cherukuri, B.I. Yakobson, B. Maruyama,
In situ evidence for chirality-dependent growth of individual single-walled carbon nanotubes
Nature Materials, 11, 213 (2012)
20. R. Rao,* D. Tishler, J Katoch, M. Ishigami,
Multiphonon Raman scatteirng in graphene
Physical Review B, 84, 113406 (2011)
[arXiv]
19. R. Rao,* N. Pierce, X.F. Zhang, B. Maruyama, S. Talapatra,
Understanding the role of sulfur to tune the diameter and wall number in the CVD-growth of carbon nanotubes,
Materials Express, 1 (2), 160 (2011)
18. R. Rao,* R. Podila, R. Tsuchikawa, J. Katoch, D. Tishler, A.M. Rao, M. Ishigami,
Effects of layer stacking on the combination Raman modes in graphene
ACS Nano, 5(3), 1594 (2011)
[arXiv]
17. R. Rao,* J. Reppert, X.F. Zhang, R. Podila, A.M. Rao, S. Talapatra, B. Maruyama,
Double resonance Raman study of disorder in CVD-grown single-walled carbon nanotubes
Carbon, 49, 1318 (2011)
[arXiv]
16. R. Rao, K.G. Eyink, B. Maruyama,
Single-walled carbon nanotube growth from liquid gallium and indium
Carbon, 48, 3971 (2010)
15. R.B. Mathur, B.P. Singh, T.L. Dhami, Y. Kalra, N. Lal, R. Rao, A.M. Rao,
Influence of carbon nanotube dispersion on the mechanical properties of phenolic resin composites
Polymer Composites, 31, 321 (2009)
14. N. Bonini, R. Rao,* A.M. Rao, N. Marzari, J. Menendez,
Lattice anharmonicity in low dimensional carbon systems
Physica Status Solidi B, 245, 2149 (2008)
13. J. Reppert, R. Rao, J. He, T. Tritt, and A.M. Rao,
Laser-assisted synthesis and optical properties of bismuth nanorods
Chemical Physics Letters, 91, 093104 (2007)
12. R. Rao, C. Poweleit, J. Menendéz, A.M. Rao,
Anharmonic phonon lifetimes in carbon nanotubes: Evidence for a one-dimensional phonon decay bottleneck
Physical Review Letters, 99, 047403 (2007)
11. R.B. Mathur, S. Seth, C. Lal, R. Rao, B.P., Singh, T.L. Dhami, and A.M. Rao,
Co-Synthesis, purification, and characterization of single- and multi-walled carbon nanotubes using the electric arc method
Carbon, 45, 132 (2007)
10. Q. Lu, G. Keskar, R. Ciocan, R. Rao, L.L. Larcom and A.M. Rao,
Determination of nanotube density by gradient sedimentation
Journal of Physical Chemistry B, 110, 24371 (2006)
9. R. Rao, H. Chandrasekaran, S. Gubbala, C. Daraio, S. Jin, M.K. Sunkara, A.M. Rao,
Synthesis of low-melting metal oxide and sulfide nanowires and nanobelts
Journal of Electronic Materials, 35, 5 (2006)
8. Q. Lu, R. Rao, B. Sadanadan, A.M. Rao, W. Que and P.C. Ke,
Coupling of photon energy via a multiwalled carbon nanotube array
Applied Physics Letters, 87, 173102 (2005)
7. R. Rao, S. Sharma, B. Xu, M.K. Sunkara, J.J. Dong, A.M. Rao,
Blueshifted Raman scattering and its correlation with the [110] growth direction in gallium oxide nanowires
Journal of Applied Physics, 98, 094312 (2005)
6. G. Keskar, R. Rao, J. Luo, J. Hudson, J. Chen and A. M. Rao,
Growth, nitrogen doping and characterization of isolated single-wall carbon nanotubes using liquid precursors
Chemical Physics Letters, 412, 269 (2005)
5. R.C. Mani, M.K. Sunkara, J. Gullapalli, R.P. Baldwin R. P.; J.M. Cowley, R. Rao, A.M. Rao,
Nanocrystalline graphite for electrochemical sensing
Journal of the Electrochemical Society, 152, E154 (2005)
4. R. Rao, J. Lee, Q. Lu, G. Keskar, K.O. Freedman, W.C. Floyd, A.M. Rao, P-C. Ke,
Single-Molecule fluorescence microscopy and Raman spectroscopy studies of RNA-bound carbon nanotubes
Applied Physics Letters, 85, 4228 (2004)
3. Q. Lu, K.O. Freedman, R. Rao, G. Huang, J. Lee, L.L. Larcom, A.M. Rao, P-C. Ke,
Diffusion of carbon nanotubes with single-molecule fluorescence microscopy
Journal of Applied Physics, 96, 1 (2004)
2. T. Cho, Y.S. Lee, R. Rao, A.M. Rao, D.D. Edie A.A. Ogale,
Structure of carbon fiber obtained from nanotube-reinforced mesophase pitch
Carbon, 41, 1419 (2003)
1. R.C. Mani, S. Sharma, M.K. Sunkara, J. Gullapalli, R.P. Baldwin, R. Rao, A.M. Rao, J.M. Cowley,
Synthesis and electrochemical characteristics of a nanocomposite diamond electrode
Electrochemical and Solid State Letters, 5 (6), E32-E35 (2002)
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