Dr. Shafaat Ahmed
Dr. Shafaat Ahmed
IBM Semiconductor Research and Development Center
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A High Efficiency Electrodeposited Cu2ZnSnS4 Solar Cell
S Ahmed, KB Reuter, O Gunawan, L Guo, LT Romankiw, H Deligianni
Advanced Energy Materials 2 (2), 253-259, 2012
Electrodeposited Cu2ZnSnSe4 thin film solar cell with 7% power conversion efficiency
L Guo, Y Zhu, O Gunawan, T Gokmen, VR Deline, S Ahmed, ...
Progress in Photovoltaics: Research and Applications 22 (1), 58-68, 2014
Self-assembly of vertically aligned nanorod supercrystals using highly oriented pyrolytic graphite
S Ahmed, KM Ryan
Nano letters 7 (8), 2480-2485, 2007
Controlled semiconductor nanorod assembly from solution: influence of concentration, charge and solvent nature
A Singh, RD Gunning, S Ahmed, CA Barrett, NJ English, JA Garate, ...
Journal of Materials Chemistry 22 (4), 1562-1569, 2012
Spontaneous Room Temperature Elongation of CdS and Ag2S Nanorods via Oriented Attachment
C O’Sullivan, RD Gunning, A Sanyal, CA Barrett, H Geaney, FR Laffir, ...
Journal of the American Chemical Society 131 (34), 12250-12257, 2009
The next frontier: electrodeposition for solar cell fabrication
H Deligianni, S Ahmed, LT Romankiw
The Electrochemical Society Interface 20 (2), 47, 2011
Electrochemical characterization of thin film electrodes toward developing a DNA transistor
S Harrer, S Ahmed, A Afzali-Ardakani, B Luan, PS Waggoner, X Shao, ...
Langmuir 26 (24), 19191-19198, 2010
Electrodeposition of indium on copper for CIS and CIGS solar cell applications
Q Huang, K Reuter, S Amhed, L Deligianni, LT Romankiw, S Jaime, ...
Journal of The Electrochemical Society 158 (2), D57, 2010
Centimetre scale assembly of vertically aligned and close packed semiconductor nanorods from solution
M Kevin
Chemical communications, 6421-6423, 2009
Gold tip formation on perpendicularly aligned semiconductor nanorod assemblies
C O'Sullivan, S Ahmed, KM Ryan
Journal of Materials Chemistry 18 (43), 5218-5222, 2008
Impurities in the electroplated sub-50 nm Cu lines: The effects of the plating additives
Q Huang, A Avekians, S Ahmed, C Parks, B Baker-O'Neal, S Kitayaporn, ...
Journal of The Electrochemical Society 161 (9), D388, 2014
Real time observation by atomic force microscopy of spontaneous recrystallization at room temperature in electrodeposited copper metallization
DN Buckley, S Ahmed
Electrochemical and solid-state letters 6 (3), C33, 2003
Investigation of stress and morphology in electrodeposited copper nanofilms by cantilever beam method and in situ electrochemical atomic force microscopy
S Ahmed, TT Ahmed, M O’Grady, S Nakahara, DN Buckley
Journal of Applied Physics 103 (7), 2008
The evolution of pseudo-spherical silicon nanocrystals to tetrahedra, mediated by phosphonic acid surfactants
CA Barrett, C Dickinson, S Ahmed, T Hantschel, K Arstila, KM Ryan
Nanotechnology 20 (27), 275605, 2009
Close‐Packed Gold‐Nanocrystal Assemblies Deposited with Complete Selectivity into Lithographic Trenches
S Ahmed, KM Ryan
Advanced Materials 20 (24), 4745-4750, 2008
A model for spontaneous morphology change in electrodeposited metal films during room-temperature aging
S Nakahara, S Ahmed, DN Buckley
Electrochemical and solid-state letters 10 (2), D17, 2006
Water dispersible semiconductor nanorod assemblies via a facile phase transfer and their application as fluorescent biomarkers
A Sanyal, T Bala, S Ahmed, A Singh, AV Piterina, TM McGloughlin, ...
Journal of Materials Chemistry 19 (47), 8974-8981, 2009
Study of the wear behaviour of Al–4.5% Cu–3.4% Fe in situ composite: Effect of thermal and mechanical processing
S Ahmed, A Haseeb, ASW Kurny
Journal of Materials Processing Technology 182 (1-3), 327-332, 2007
Vacancy-induced plastic deformation in electrodeposited copper films
S Nakahara, S Ahmed, TT Ahmed, DN Buckley
Journal of The Electrochemical Society 154 (3), D145, 2007
An isothermal annealing study of spontaneous morphology change in electrodeposited copper metallization
S Ahmed, DN Buckley, S Nakahara, TT Ahmed, Y Kuo
Journal of The Electrochemical Society 154 (3), D103, 2007
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