Ajaya K Sigdel
Ajaya K Sigdel
Intel Corporation
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Low-temperature, solution-processed molybdenum oxide hole-collection layer for organic photovoltaics
SR Hammond, J Meyer, NE Widjonarko, PF Ndione, AK Sigdel, A Garcia, ...
Journal of Materials Chemistry 22 (7), 3249-3254, 2012
Orientation of phenylphosphonic acid self-assembled monolayers on a transparent conductive oxide: a combined NEXAFS, PM-IRRAS, and DFT study
M Gliboff, L Sang, KM Knesting, MC Schalnat, A Mudalige, EL Ratcliff, ...
Langmuir 29 (7), 2166-2174, 2013
Integer charge transfer and hybridization at an organic semiconductor/conductive oxide interface
M Gruenewald, LK Schirra, P Winget, M Kozlik, PF Ndione, AK Sigdel, ...
The Journal of Physical Chemistry C 119 (9), 4865-4873, 2015
Efficient modification of metal oxide surfaces with phosphonic acids by spray coating
A Bulusu, SA Paniagua, BA MacLeod, AK Sigdel, JJ Berry, DC Olson, ...
Langmuir 29 (12), 3935-3942, 2013
Tailoring Electron‐Transfer Barriers for Zinc Oxide/C60 Fullerene Interfaces
P Schulz, LL Kelly, P Winget, H Li, H Kim, PF Ndione, AK Sigdel, JJ Berry, ...
Advanced Functional Materials 24 (46), 7381-7389, 2014
Oriented Growth of Al2O3: ZnO Nanolaminates for Use as Electron‐Selective Electrodes in Inverted Polymer Solar Cells
H Cheun, C Fuentes‐Hernandez, J Shim, Y Fang, Y Cai, H Li, AK Sigdel, ...
Advanced Functional Materials 22 (7), 1531-1538, 2012
Zn-Ni-Co-O wide-band-gap p-type conductive oxides with high work functions
A Zakutayev, JD Perkins, PA Parilla, NE Widjonarko, AK Sigdel, JJ Berry, ...
MRS Communications 1, 23-26, 2011
Sputtered nickel oxide thin film for efficient hole transport layer in polymer–fullerene bulk-heterojunction organic solar cell
NE Widjonarko, EL Ratcliff, CL Perkins, AK Sigdel, A Zakutayev, ...
Thin solid films 520 (10), 3813-3818, 2012
Nickel oxide interlayer films from nickel formate–ethylenediamine precursor: influence of annealing on thin film properties and photovoltaic device performance
KX Steirer, RE Richards, AK Sigdel, A Garcia, PF Ndione, S Hammond, ...
Journal of Materials Chemistry A 3 (20), 10949-10958, 2015
Defect‐Driven Interfacial Electronic Structures at an Organic/Metal‐Oxide Semiconductor Heterojunction
P Winget, LK Schirra, D Cornil, H Li, V Coropceanu, PF Ndione, AK Sigdel, ...
Advanced Materials 26 (27), 4711-4716, 2014
Surface treatment of NiO hole transport layers for organic solar cells
JJ Berry, NE Widjonarko, BA Bailey, AK Sigdel, DS Ginley, DC Olson
IEEE Journal of Selected Topics in Quantum Electronics 16 (6), 1649-1655, 2010
Highly‐Tunable Nickel Cobalt Oxide as a Low‐Temperature P‐Type Contact in Organic Photovoltaic Devices
PF Ndione, A Garcia, NE Widjonarko, AK Sigdel, KX Steirer, DC Olson, ...
Advanced Energy Materials 3 (4), 524-531, 2013
Effect of deposition distance and temperature on electrical, optical and structural properties of radio-frequency magnetron-sputtered gallium-doped zinc oxide
CW Gorrie, AK Sigdel, JJ Berry, BJ Reese, MFAM van Hest, PH Holloway, ...
Thin Solid Films 519 (1), 190-196, 2010
Development and application of an instrument for spatially resolved Seebeck coefficient measurements
A Zakutayev, FJ Luciano, VP Bollinger, AK Sigdel, PF Ndione, JD Perkins, ...
Review of Scientific Instruments 84 (5), 2013
PM-IRRAS determination of molecular orientation of phosphonic acid self-assembled monolayers on indium zinc oxide
L Sang, A Mudalige, AK Sigdel, AJ Giordano, SR Marder, JJ Berry, ...
Langmuir 31 (20), 5603-5613, 2015
Modification of the Gallium‐Doped Zinc Oxide Surface with Self‐Assembled Monolayers of Phosphonic Acids: A Joint Theoretical and Experimental Study
H Li, EL Ratcliff, AK Sigdel, AJ Giordano, SR Marder, JJ Berry, JL Brédas
Advanced Functional Materials 24 (23), 3593-3603, 2014
Improved fill factors in solution-processed ZnO/Cu2O photovoltaics
TS Gershon, AK Sigdel, AT Marin, MFAM van Hest, DS Ginley, RH Friend, ...
Thin Solid Films 536, 280-285, 2013
Surface composition, work function, and electrochemical characteristics of gallium-doped zinc oxide
EL Ratcliff, AK Sigdel, MR Macech, K Nebesny, PA Lee, DS Ginley, ...
Thin Solid Films 520 (17), 5652-5663, 2012
Impact of Hole Transport Layer Surface Properties on the Morphology of a Polymer‐Fullerene Bulk Heterojunction
NE Widjonarko, P Schulz, PA Parilla, CL Perkins, PF Ndione, AK Sigdel, ...
Advanced Energy Materials 4 (11), 1301879, 2014
Optimizing amorphous indium zinc oxide film growth for low residual stress and high electrical conductivity
M Kumar, AK Sigdel, T Gennett, JJ Berry, JD Perkins, DS Ginley, ...
Applied surface science 283, 65-73, 2013
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