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Kuntumalla Mohan Kumar
Kuntumalla Mohan Kumar
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Oxygen bonding configurations and defects on differently oxidized diamond surfaces studied by high resolution electron energy loss spectroscopy and X-ray photoelectron …
FN Li, R Akhvlediani, MK Kuntumalla, A Hoffman
Applied Surface Science 465, 313-319, 2019
342019
Nitrogen bonding, work function and thermal stability of nitrided graphite surface: An in situ XPS, UPS and HREELS study
MK Kuntumalla, M Attrash, R Akhvlediani, S Michaelson, A Hoffman
Applied Surface Science 525, 146562, 2020
232020
SERS activity of Ag decorated nanodiamond and nano-β-SiC, diamond-like-carbon and thermally annealed diamond thin film surfaces
MK Kuntumalla, VVSS Srikanth, S Ravulapalli, U Gangadharini, H Ojha, ...
Physical Chemistry Chemical Physics 17 (33), 21331-21336, 2015
232015
Bonding, structural properties and thermal stability of low damage RF (N2) plasma treated diamond (100) surfaces studied by XPS, LEED, and TPD
M Attrash, MK Kuntumalla, A Hoffman
Surface Science 681, 95-103, 2019
222019
Novel ultra localized and dense nitrogen delta-doping in diamond for advanced quantum sensing
T Jaffe, M Attrash, MK Kuntumalla, R Akhvlediani, S Michaelson, L Gal, ...
Nano Letters 20 (5), 3192-3198, 2020
202020
Nitrogen-terminated polycrystalline diamond surfaces by microwave chemical vapor deposition: Thermal stability, chemical states, and electronic structure
M Attrash, MK Kuntumalla, S Michaelson, A Hoffman
The Journal of Physical Chemistry C 124 (10), 5657-5664, 2020
202020
Influence of RF (N2) plasma conditions on the chemical interaction and stability of activated nitrogen with polycrystalline diamond surfaces: A XPS, TPD and HREELS study
MK Kuntumalla, M Attrash, F Li, A Hoffman
Surface Science 679, 37-49, 2019
192019
Polarization controlled deep sub-wavelength periodic features written by femtosecond laser on nanodiamond thin film surface
M Kumar Kuntumalla, K Rajamudili, N Rao Desai, VVSS Srikanth
Applied Physics Letters 104 (16), 2014
192014
Formation of highly ordered self-assembled monolayers on two-dimensional materials via noncovalent functionalization
AR Brill, MK Kuntumalla, G de Ruiter, E Koren
ACS applied materials & interfaces 12 (30), 33941-33949, 2020
142020
Subtle Raman signals from nano-diamond and β-SiC thin films
MK Kuntumalla, H Ojha, VVSS Srikanth
Thin Solid Films 541, 62-67, 2013
142013
Nitrogen terminated diamond (111) by RF (N2) plasma–chemical states, thermal stability and structural properties
M Attrash, MK Kuntumalla, S Michaelson, A Hoffman
Surface Science 703, 121741, 2021
132021
Raman scattering of nitrogen incorporated diamond thin films grown by hot filament chemical vapor deposition
MK Kuntumalla, S Elfimchev, M Chandran, A Hoffman
Thin Solid Films 653, 284-292, 2018
102018
Investigation of the cooling enhancement of a single crystal diamond heat sink with embedded microfluidic channels
J Fu, A Hoffman, MK Kuntumalla, H Wang, D Chen, A Mosyak, G Yossifon
Diamond and Related Materials 130, 109470, 2022
82022
Microwave N2 plasma nitridation of H-diamond (111) surface studied by ex situ XPS, HREELS, UPS, TPD, LEED and DFT
MK Kuntumalla, Y Zheng, M Attrash, G Gani, S Michaelson, K Huang, ...
Applied Surface Science 600, 154085, 2022
82022
Effect of Surface Hydrogenation on the Adsorption and Thermal Evolution of Nitrogen Species on Diamond(001) by Microwave N2 Plasma
Y Zheng, MK Kuntumalla, M Attrash, A Hoffman, K Huang
The Journal of Physical Chemistry C 125 (51), 28157-28161, 2021
62021
Nitrogen and hydrogen distribution and retention in dense N delta doping by layer overgrowth onto a Diamond (100) surface
MK Kuntumalla, M Attrash, M Fischer, S Michaelson, T Kravchuk, ...
Applied Surface Science 550, 149331, 2021
62021
Electrostatic potential variation across the surface of a diamond/β-SiC nanocomposite thin film
MK Kuntumalla, VVSS Srikanth
Vacuum 101, 333-336, 2014
52014
Surface patterning on nanocrystalline β-SiC thin film by femtosecond laser irradiation
MK Kuntumalla, VVSS Srikanth
Materials Letters 243, 136-139, 2019
42019
Luminescence and high temperature ferromagnetism in YAlO nanophosphors: materials for efficient next generation LEDs and spintronic applications
KJ Rajan, MM Rao, L Satyanarayana, MM Raja, KM Kumar, ...
RSC advances 6 (36), 29869-29879, 2016
42016
Subsurface nitrogen bonding and thermal stability of low-energy nitrogen implanted H-Diamond (100) surfaces studied by XPS and HREELS
MK Kuntumalla, M Fischer, A Hoffman
Surface Science 739, 122399, 2024
32024
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