J. Cohen

发表

Effect of Ga content on defect states in CuIn 1¿x Ga x Se 2 photovoltaic devices

A. Rockett, W. Shafarman, J. Heath, 2002 .

The influence of Na on metastable defect kinetics in CIGS materials

Jinwoo Lee, W. Shafarman, J. Cohen, 2009 .

Effect of embedded microcrystallites on the light-induced degradation of hydrogenated amorphous silicon

H. Jin, J. Abelson, J. Cohen, 1999 .

Structural, defect, and device behavior of hydrogenated amorphous Si near and above the onset of microcrystallinity

S. Guha, Jeffrey Yang, D. L. Williamson, 1999 .

Electronic Properties of RF Glow Discharge Intrinsic Microcrystalline Silicon near the Amorphous Silicon Phase Boundary

S. Guha, A. Halverson, B. Yan, 2004 .

Identifying electronic properties relevant to improving the performance and stability of amorphous silicon-based mid-gap and low-gap cells: Annual subcontract report, 16 January 1998--15 January 1999

J. Cohen, 2000 .

Structural and electronic properties of optimized a-Si:H films

S. Guha, Y. Rosenwaks, Jeffrey Yang, 2000 .

Amorphous silicon deposited at high growth rates near the onset of microcrystallinity

J. Cohen, G. Ganguly, Y. Lubianiker, 2000 .

High quality a-Si:H films grown at high deposition rates

J. Cohen, G. Ganguly, Y. Lubianiker, 1999 .

Electronic transitions in mixed phase crystalline/amorphous silicon in the low crystalline fraction regime

I. M. Robertson, H. Jin, J. Abelson, 1999 .

Drive‐level capacitance profiling: Its application to determining gap state densities in hydrogenated amorphous silicon films

J. Cohen, C. Michelson, A. Gelatos, 1985 .

Optical spectra of crystalline silicon particles embedded in an amorphous silicon matrix

H. Jin, J. Abelson, D. Kwon, 1998 .

Synthesis of and Structure-Function Relationships in Heterostructures Of Quasi-2 D Materials

J. Cohen, S. Kevan, J. D. Cohen, 2002 .

Measurement of the density of gap states in hydrogenated amorphous silicon by space charge spectroscopy

D. Lang, J. Harbison, J. Cohen, 1982 .

The electronic structure of Cu(In 1 - x Ga x)Se 2 alloyed with silver

Jinwoo Lee, W. Shafarman, J. Cohen, 2011 .

Understanding Metastable Defect Creation in CIGS by Detailed Device Modeling and Measurements on Bifacial Solar Cells

Jinwoo Lee, W. Shafarman, D. B. Needleman, 2007 .

Bulk and metastable defects in CuIn1−xGaxSe2 thin films using drive-level capacitance profiling

W. Shafarman, J. Heath, J. Cohen, 2004 .

Electronic properties of the Cu2ZnSn(Se,S)4 absorber layer in solar cells as revealed by admittance spectroscopy and related methods

D. Mitzi, O. Gunawan, Jiang Tang, 2012 .

Photocapacitance Spectroscopy in Copper Indium Diselenide Alloys

W. Shafarman, J. Heath, J. Cohen, 2006 .

Defects in Copper Indium Aluminum Diselenide Films and their Impact on Photovoltaic Device Performance

W. Shafarman, J. Heath, J. Cohen, 2003 .

Electronically active defects in the Cu2ZnSn(Se,S)4 alloys as revealed by transient photocapacitance spectroscopy

D. Mitzi, O. Gunawan, T. Gokmen, 2012 .

A contactless photoconductance technique for the identification of impact ionization

A. Rockett, J. Cohen, S. Kevan, 2013, 2013 IEEE 39th Photovoltaic Specialists Conference (PVSC).

The determination of carrier mobilities in CIGS photovoltaic devices using high-frequency admittance measurements

Jinwoo Lee, W. Shafarman, J. Cohen, 2005 .

Distinguishing metastable changes in bulk CIGS defect densities from interface effects

W. Shafarman, J. Heath, J. Cohen, 2003 .

Near-surface defect distributions in Cu(In,Ga)Se2

A. Rockett, Y. Strzhemechny, K. Ramanathan, 2003 .

Detailed study of metastable effects in the Cu(InGa)Se2 alloys: Test of defect creation models

Jinwoo Lee, W. Shafarman, J. Heath, 2005 .

Correlation between deep defect states and device parameters in CuIn/sub 1-x/Ga/sub x/Se/sub 2/ photovoltaic devices

W. Shafarman, J. Heath, J. Cohen, 2002, Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002..