Skip to content

Home Search Authors Pakistan News Saved

SciRah

SciRah does not host or store research papers. Results come live from free, official scholarly APIs, and every paper links back to its original source.

Data sources

OpenAlex
Semantic Scholar
Crossref
CORE
arXiv
PubMed

Privacy policy Terms of service

N. Karam · SciRah

Researcher profile · Semantic Scholar

N. Karam

Share profile

N. Karam — researcher profile on SciRah

h-index: 25
Works: 107
Citations: 4,387

Most-cited papers

40% efficient metamorphic GaInP∕GaInAs∕Ge multijunction solar cells
R. King, D. Law, K. Edmondson, C. Fetzer +4 more
20071,222 citations Open access
Semantic Scholar
III–V multijunction solar cells for concentrating photovoltaics
H. Cotal, C. Fetzer, J. Boisvert, G. Kinsey +4 more
2009500 citations
Semantic Scholar
Band gap‐voltage offset and energy production in next‐generation multijunction solar cells
R. King, D. Bhusari, A. Boca, D. Larrabee +5 more
2011296 citations Open access
Semantic Scholar
Solar cell generations over 40% efficiency
N. Karam, D. Law, C. Fetzer, J. Ermer +8 more
2011294 citations Open access
Semantic Scholar
Structural changes during annealing of GaInAsN
S. Kurtz, J. Webb, L. Gedvilas, D. Friedman +5 more
2001228 citations
Semantic Scholar
Band-Gap-Engineered Architectures for High-Efficiency Multijunction Concentrator Solar Cells
N. Karam, S. Mesropian, C. Fetzer, D. Law +7 more
2009213 citations
Semantic Scholar
Future technology pathways of terrestrial III–V multijunction solar cells for concentrator photovoltaic systems
D. Law, R. King, H. Yoon, Melissa Archer +11 more
2010174 citations
Semantic Scholar
PATHWAYS TO 40%-EFFICIENT CONCENTRATOR PHOTOVOLTAICS
R. King, C. Fetzer, R. Sherif, K. Edmondson +6 more
200584 citations
Semantic Scholar
Development and characterization of high-efficiency Ga/sub 0.5/In/sub 0.5/P/GaAs/Ge dual- and triple-junction solar cells
N. Karam, R. King, B. Cavicchi, D. Krut +10 more
199984 citations
Semantic Scholar
Recent developments in high-efficiency Ga0.5In0.5P/GaAs/Ge dual- and triple-junction solar cells: Steps to next-generation PV cells
N. Karam, R. King, M. Haddad, J. Ermer +14 more
200183 citations
Semantic Scholar
Next-generation, high-efficiency III-V multijunction solar cells
R. King, N. Karam, J. Ermer, N. Haddad +10 more
2000Conference Record of the Twenty-Eighth IEEE Photovoltaic Specialists Conference - 2000 (Cat. No.00CH37036)75 citations
Semantic Scholar
Interactions of dislocations in GaAs grown on Si substrates with InGaAs-GaAsP strained layered superlattices
N. El-Masry, J. Tarn, N. Karam
198868 citations
Semantic Scholar
GaAs‐based diode lasers on Si with increased lifetime obtained by using strained InGaAs active layer
H. Choi, Christine A. Wang, N. Karam
199164 citations
Semantic Scholar
Growth of device quality GaN at 550 °C by atomic layer epitaxy
N. Karam, T. Parodos, P. Colter, D. McNulty +4 more
199563 citations
Semantic Scholar
High-efficiency metamorphic GaInP/GaInAs/Ge solar cells grown by MOVPE
C. Fetzer, R. King, P. Colter, K. Edmondson +6 more
200455 citations
Semantic Scholar
METAMORPHIC III-V MATERIALS, SUBLATTICE DISORDER, AND MULTIJUNCTION SOLAR CELL APPROACHES WITH OVER 37% EFFICIENCY
R. King, C. Fetzer, K. Edmondson, P. Colter +14 more
200448 citations
Semantic Scholar
Advanced III-V Multijunction Cells for Space
R. King, C. Fetzer, D. Law, K. Edmondson +7 more
2006IEEE World Conference on Photovoltaic Energy Conference40 citations
Semantic Scholar
Bandgap Engineering in High-Efficiency Multijunction Concentrator Cells
R. King, R. Sherif, G. Kinsey, S. Kurtz +6 more
200540 citations
Semantic Scholar
Effect of growth rate and gallium source on GaAsN
S. Kurtz, J. Geisz, B. Keyes, W. Metzger +5 more
200338 citations
Semantic Scholar
Direct writing of GaAs monolayers by laser‐assisted atomic layer epitaxy
N. Karam, H. Liu, I. Yoshida, S. M. Bedair
198836 citations
Semantic Scholar
NEW HORIZONS IN III-V MULTIJUNCTION TERRESTRIAL CONCENTRATOR CELL RESEARCH
R. King, R. Sherif, J. Yen, M. Haddad +10 more
200629 citations
Semantic Scholar
Recent progress in atomic layer epitaxy of III–V compounds
S. Bedair, B. Mcdermott, Y. Ide, N. Karam +5 more
198828 citations
Semantic Scholar
Metamorphic Concentrator Solar Cells with Over 40% Conversion Efficiency
R. King, D. Law, K. Edmondson, C. Fetzer +6 more
200723 citations
Semantic Scholar
High-voltage, low-current GaInP/GaInP/GaAs/GaInNAs/Ge solar cells
R. King, P. Colter, D. Joslin, K. Edmondson +3 more
2002Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002.22 citations
Semantic Scholar
DOUBLE HETEROSTRUCTURES FOR CHARACTERIZATION OF BULK LIFETIME AND INTERFACE RECOMBINATION VELOCITY IN III-V MULTIJUNCTION SOLAR CELLS
R. King, J. Ermer, D. Joslin, M. Haddad +4 more
199822 citations
Semantic Scholar
Low-dark current 1024×1280 InGaAs PIN arrays
P. Yuan, James Chang, J. Boisvert, N. Karam
2014Defense + Security Symposium21 citations
Semantic Scholar
1.6/1.1 eV metamorphic GaInP/GaInAs solar cells grown by MOVPE on Ge
C. Fetzer, H. Yoon, R. King, D. Law +2 more
200521 citations
Semantic Scholar
Fabrication and characterization of CdZnTe radiation detectors with a new P-I-N design
R. Sudhaesanan, G. Vakerlis, N. Karam
199721 citations
Semantic Scholar
Progress of inverted metamorphic III–V solar cell development at Spectrolab
H. Yoon, M. Haddad, S. Mesropian, J. Yen +6 more
20082008 33rd IEEE Photovoltaic Specialists Conference20 citations
Semantic Scholar
Low temperature selective epitaxy of III V compounds by laser assisted chemical vapor deposition
N. Karam, H. Liu, I. Yoshida, Bai-Lin Jiang +1 more
198820 citations
Semantic Scholar
Selective area epitaxy of GaAs on Si using atomic layer epitaxy by LP-MOVPE
N. Karam, V. Haven, S. Vernon, N. El-Masry +2 more
199117 citations
Semantic Scholar
Patterning and characterization of large‐area quantum wire arrays
K. Ismail, M. Burkhardt, Henry I. Smith, N. Karam +1 more
199116 citations
Semantic Scholar
Fabrication of high efficiency, III-V multi-junction solar cells for space concentrators
A. Stavrides, R. King, P. Colter, G. Kinsey +3 more
2002Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002.14 citations
Semantic Scholar
Low‐temperature (250 °C) selective epitaxy of GaAs films and p‐n junction by laser‐assisted metalorganic chemical vapor deposition
N. Karam, H. Liu, I. Yoshida, S. Bedair
198814 citations
Semantic Scholar
Minority carrier lifetime and radiation damage coefficients of germanium
H. Yoon, K. Edmondson, G. Kinsey, R. King +4 more
2005Conference Record of the Thirty-first IEEE Photovoltaic Specialists Conference, 2005.13 citations
Semantic Scholar
Molecular stream epitaxy of ultrathin InGaAs/GaAsP superlattices
T. Katsuyama, M. Tischler, N. Karam, N. El-Masry +1 more
198712 citations
Semantic Scholar
Ultra triple junction GaInP/sub 2//GaAs/Ge solar cells: cell design and qualification status
J. Granata, C. Fetzer, J. Ermer, R. King +12 more
20033rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of11 citations
Semantic Scholar
Thermal stresses in square‐patterned GaAs/Si: A finite‐element study
E. H. Lingunis, N. Haegel, N. Karam
199111 citations
Semantic Scholar
Multijunction concentrator solar cells: An enabler for low-cost photovoltaic systems
N. Karam, R. Sherif, R. King
200710 citations
Semantic Scholar
Simulation of the Mars surface solar spectra for optimized performance of triple junction solar cells
K. Edmondson, D. Joslin, C. Fetzer, R. King +5 more
200510 citations
Semantic Scholar
Effects of in situ annealing on GaInNAs solar cells
S. Kurtz, R. King, D. Law, A. Ptak +2 more
2013Photovoltaic Specialists Conference9 citations
Semantic Scholar
GaInP/GaAs Tandem Solar Cells With InGaAs/GaAsP Multiple Quantum Wells
Geoffrey K. Bradshaw, J. Samberg, C. Carlin, P. Colter +5 more
2014IEEE Journal of Photovoltaics8 citations
Semantic Scholar
Large area depositon of Cd1-xZnxTe on GaAs and Si substrates by metalorganic chemical vapor deposition
N. Karam, R. Sudharsanan, A. Mastrovito, M. Sanfacon +3 more
19958 citations
Semantic Scholar
Low temperature epitaxy of HgTe, CdTe, and HgCdTe using flow modulation techniques
I. Bhat, H. Ehsani, W.-S. Wang, S. Ghandhi +1 more
19928 citations
Semantic Scholar
Photoluminescence studies of stress relief in selectively grown GaAs on Si by metalorganic chemical vapor deposition
E. H. Lingunis, N. Haegel, N. Karam
19908 citations
Semantic Scholar
(Invited) Group-IV Subcells in Multijunction Concentrator Solar Cells
R. King, C. Fetzer, P. Chiu, E. Rehder +2 more
20137 citations Open access
Semantic Scholar
Growth and characterization of AlxGa1−xAs Bragg reflectors by LP-MOCVD
S. Vernon, S. Tobin, M. Sanfacon, A. Mastrovito +2 more
19927 citations
Semantic Scholar
Thermal stress distributions in GaAs on sawtooth‐patterned Si substrates: A finite element approach
E. H. Lingunis, N. Haegel, N. Karam
19927 citations
Semantic Scholar
Ultra triple-junction high-efficiency solar cells
G. Kinsey, R. King, K. Edmondson, A. Stavrides +8 more
20036 citations
Semantic Scholar
28 th IEEE Photovoltaic Specialists Conference – Anchorage , Alaska , Sep . 15-22 , 2000 NEXT-GENERATION , HIGH-EFFICIENCY III-V MULTIJUNCTION SOLAR CELLS
R. King, N. Karam, J. Ermer, M. Haddad +11 more
20006 citations
Semantic Scholar

Frequent co-authors

Invite them to SciRah by sharing their profile.

R. King×29
Invite
R. King — researcher profile on SciRah
K. Edmondson×22
Invite
K. Edmondson — researcher profile on SciRah
C. Fetzer×19
Invite
C. Fetzer — researcher profile on SciRah
H. Yoon×16
Invite
H. Yoon — researcher profile on SciRah

×15

Invite

J. Ermer — researcher profile on SciRah

Invite

G. Kinsey — researcher profile on SciRah

Invite

D. Law — researcher profile on SciRah

Invite

P. Colter — researcher profile on SciRah

Invite

H. Cotal — researcher profile on SciRah

Invite

R. Sherif — researcher profile on SciRah

Invite

D. Joslin — researcher profile on SciRah

Invite

D. Krut — researcher profile on SciRah