| 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 | 185 | 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 | 94 | 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 | 80 | 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 | 78 | 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 | 71 | 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 | 63 | 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 | 59 | 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 | 58 | 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 | 56 | 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 | 52 | 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 | 52 | 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 | 46 | 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 | 45 | 2010 |
| 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 | 44 | 2015 |
| 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 | 41 | 2013 |
| 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 | 40 | 2014 |
| 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 | 37 | 2012 |
| 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 | 33 | 2013 |
| 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 | 32 | 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 | 28 | 2013 |
