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J. Kevin Nangoi
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Ultracold electrons via near-threshold photoemission from single-crystal Cu (100)
S Karkare, G Adhikari, WA Schroeder, JK Nangoi, T Arias, J Maxson, ...
Physical review letters 125 (5), 054801, 2020
592020
Single-crystal alkali antimonide photocathodes: High efficiency in the ultrathin limit
CT Parzyck, A Galdi, JK Nangoi, WJI DeBenedetti, J Balajka, BD Faeth, ...
Physical Review Letters 128 (11), 114801, 2022
332022
Importance of bulk excitations and coherent electron-photon-phonon scattering in photoemission from PbTe(111): Ab initio theory with experimental comparisons
JK Nangoi, S Karkare, R Sundararaman, HA Padmore, TA Arias
Physical Review B 104 (11), 115132, 2021
14*2021
The role of electron-phonon scattering in transverse momentum conservation in PbTe (111) photocathodes
JK Nangoi, TA Arias, S Karkare, HA Padmore, WA Schroeder
Proceedings of the 9th International Particle Accelerator Conference …, 2018
52018
Ab initio study of the crystal and electronic structure of mono-and bi-alkali antimonides: Stability, Goldschmidt-like tolerance factors, and optical properties
JK Nangoi, M Gaowei, A Galdi, JM Maxson, S Karkare, J Smedley, ...
arXiv preprint arXiv:2205.14322, 2022
32022
Atomically smooth films of CsSb: A chemically robust visible light photocathode
CT Parzyck, CA Pennington, WJI DeBenedetti, J Balajka, EM Echeverria, ...
APL Materials 11 (10), 2023
22023
Simulations of Nanoblade Cathode Emissions with Image Charge Trapping for Yield and Brightness Analyses
JI Mann, B Wang, GE Lawler, JB Rosenzweig, S Karkare, JK Nangoi, ...
22022
Simulations of Nanoblade-Enhanced Laser-Induced Cathode Emissions and Analyses of Yield, MTE, and Brightness
J Mann, G Lawler, JB Rosenzweig, JK Nangoi, T Arias
22021
Low energy photoemission from (100) Ba1−xLaxSnO3 thin films for photocathode applications
A Galdi, CM Pierce, L Cultrera, G Adhikari, WA Schroeder, H Paik, ...
The European Physical Journal Special Topics 228, 713-718, 2019
22019
Simulations of Laser Field Emission from Nanostructures with Image Charge Trapping and Band Structure Transitions
B Wang, GE Lawler, JI Mann, JB Rosenzweig, S Karkare, JK Nangoi, ...
12022
Photo-induced enhancement of the dark conductivity in nanocrystalline germanium/amorphous silicon composite thin films
JK Nangoi, K Bodurtha, J Kakalios
Journal of Applied Physics 124 (16), 2018
12018
The important role of electron-phonon scattering in photoemission from PbTe (111)
JK Nangoi, S Karkare, H Padmore, T Arias
APS March Meeting Abstracts 2018, R29. 003, 2018
12018
First-principles studies of Schottky barriers and tunneling properties at Al(111)/Si(111) and CoSi(111)/Si(111) interfaces
JK Nangoi, CJ Palmstrøm, CG Van de Walle
arXiv preprint arXiv:2403.13986, 2024
2024
Ab initio prediciton of vacuum propagating electronic states: a truncated Green's function approach for use with plane-wave density-functional theory software
T Wu, JK Nangoi, T Arias
Bulletin of the American Physical Society, 2024
2024
First-principles studies of tunneling properties of Al/Si and CoSi2/Si junctions for novel silicon-based merged-element transmons
JK Nangoi, C Van de Walle
Bulletin of the American Physical Society, 2024
2024
Material normal energy distribution for field emission analyses from monocrystalline surfaces
JI Mann, Y Li, JK Nangoi, T Arias, JB Rosenzweig
Journal of Physics: Conference Series 2420 (1), 012033, 2023
2023
Ab initio Study of Photoemission Processes and Photocathode Materials for Next-Generation High-Brightness Electron Emitters
JK Nangoi
Cornell University, 2022
2022
Ab initio theory of coherent electron-phonon-photon processes in photoemission from single-crystal materials
JK Nangoi, S Karkare, R Sundararaman, H Padmore, T Arias
APS March Meeting Abstracts 2022, G48. 005, 2022
2022
Ab initio theory and calculations of many-body effects in photoemission from semiconductor surfaces: Cs3Sb as a case study
JK Nangoi, A Galdi, L Cultrera, R Sundararaman, J Maxson, I Bazarov, ...
APS March Meeting Abstracts 2019, P33. 007, 2019
2019
Scanning SQUID microscopy in a cryogen-free refrigerator
BT Schaefer, D Low, GEDK Prawiroatmodjo, JK Nangoi, J Kim, ...
APS March Meeting Abstracts 2016, G1. 317, 2016
2016
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