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Ajaya K. Sigdel, Ph.D. - Publications

Affiliations: 
2013 Physics and Astronomy University of Denver, Denver, CO, United States 
Area:
Condensed Matter Physics, Materials Science Engineering, Nanotechnology
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36 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2019 Ford J, Zakutayev A, Ndione P, Sigdel A, Widjonarko N, Parilla P, Van Zeghbroeck B, Berry J, Ginley D, Perkins J. Opto-electronic properties of Co-Zn-Ni-O films deposited by RF-sputtering at ambient-temperature Journal of Alloys and Compounds. 801: 409-414. DOI: 10.1016/J.Jallcom.2019.05.275  0.754
2016 Kelly LL, Racke DA, Schulz P, Li H, Winget P, Kim H, Ndione P, Sigdel AK, Brédas JL, Berry JJ, Graham S, Monti OL. Spectroscopy and control of near-surface defects in conductive thin film ZnO. Journal of Physics. Condensed Matter : An Institute of Physics Journal. 28: 094007. PMID 26871256 DOI: 10.1088/0953-8984/28/9/094007  0.658
2016 Sang L, Knesting KM, Bulusu A, Sigdel AK, Giordano AJ, Marder SR, Berry JJ, Graham S, Ginger DS, Pemberton JE. Effect of time and deposition method on quality of phosphonic acid modifier self-assembled monolayers on indium zinc oxide Applied Surface Science. 389: 190-198. DOI: 10.1016/J.Apsusc.2016.06.183  0.62
2015 Kelly LL, Racke DA, Kim H, Ndione P, Sigdel AK, Berry JJ, Graham S, Nordlund D, Monti OL. Hybridization-Induced Carrier Localization at the C60 /ZnO Interface. Advanced Materials (Deerfield Beach, Fla.). PMID 26596518 DOI: 10.1002/Adma.201503694  0.595
2015 Racke DA, Kelly LL, Kim H, Schulz P, Sigdel A, Berry JJ, Graham S, Nordlund D, Monti OL. Disrupted Attosecond Charge Carrier Delocalization at a Hybrid Organic/Inorganic Semiconductor Interface. The Journal of Physical Chemistry Letters. 6: 1935-41. PMID 26263273 DOI: 10.1021/Acs.Jpclett.5B00787  0.647
2015 Sang L, Mudalige A, Sigdel AK, Giordano AJ, Marder SR, Berry JJ, Pemberton JE. PM-IRRAS Determination of Molecular Orientation of Phosphonic Acid Self-Assembled Monolayers on Indium Zinc Oxide. Langmuir : the Acs Journal of Surfaces and Colloids. 31: 5603-13. PMID 25924006 DOI: 10.1021/Acs.Langmuir.5B00129  0.596
2015 Steirer KX, Richards RE, Sigdel AK, Garcia A, Ndione PF, Hammond S, Baker D, Ratcliff EL, Curtis C, Furtak T, Ginley DS, Olson DC, Armstrong NR, Berry JJ. Nickel oxide interlayer films from nickel formate-ethylenediamine precursor: Influence of annealing on thin film properties and photovoltaic device performance Journal of Materials Chemistry A. 3: 10949-10958. DOI: 10.1039/C5Ta01379H  0.69
2015 Gruenewald M, Schirra LK, Winget P, Kozlik M, Ndione PF, Sigdel AK, Berry JJ, Forker R, Brédas JL, Fritz T, Monti OLA. Integer charge transfer and hybridization at an organic semiconductor/conductive oxide interface Journal of Physical Chemistry C. 119: 4865-4873. DOI: 10.1021/Jp512153B  0.616
2015 Racke DA, Kelly LL, Kim H, Schulz P, Sigdel A, Berry JJ, Graham S, Nordlund D, Monti OLA. Disrupted Attosecond Charge Carrier Delocalization at a Hybrid Organic/Inorganic Semiconductor Interface Journal of Physical Chemistry Letters. 6: 1935-1941. DOI: 10.1021/acs.jpclett.5b00787  0.547
2014 Winget P, Schirra LK, Cornil D, Li H, Coropceanu V, Ndione PF, Sigdel AK, Ginley DS, Berry JJ, Shim J, Kim H, Kippelen B, Brédas JL, Monti OL. Defect-driven interfacial electronic structures at an organic/metal-oxide semiconductor heterojunction. Advanced Materials (Deerfield Beach, Fla.). 26: 4711-6. PMID 24830796 DOI: 10.1002/Adma.201305351  0.631
2014 Widjonarko NE, Schulz P, Parilla PA, Perkins CL, Ndione PF, Sigdel AK, Olson DC, Ginley DS, Kahn A, Toney MF, Berry JJ. Impact of hole transport layer surface properties on the morphology of a polymer-fullerene bulk heterojunction Advanced Energy Materials. 4. DOI: 10.1002/Aenm.201301879  0.787
2014 Winget P, Schirra LK, Cornil D, Li H, Coropceanu V, Ndione PF, Sigdel AK, Ginley DS, Berry JJ, Shim J, Kim H, Kippelen B, Brédas JL, Monti OLA. Defect-driven interfacial electronic structures at an organic/metal-oxide semiconductor heterojunction Advanced Materials. 26: 4711-4716. DOI: 10.1002/adma.201305351  0.572
2014 Schulz P, Kelly LL, Winget P, Li H, Kim H, Ndione PF, Sigdel AK, Berry JJ, Graham S, Brédas JL, Kahn A, Monti OLA. Tailoring electron-transfer barriers for zinc oxide/C 60 fullerene interfaces Advanced Functional Materials. 24: 7381-7389. DOI: 10.1002/Adfm.201401794  0.676
2014 Li H, Ratcliff EL, Sigdel AK, Giordano AJ, Marder SR, Berry JJ, Brédas JL. Modification of the gallium-doped zinc oxide surface with self-assembled monolayers of phosphonic acids: A joint theoretical and experimental study Advanced Functional Materials. 24: 3593-3603. DOI: 10.1002/Adfm.201303670  0.593
2013 Zakutayev A, Luciano FJ, Bollinger VP, Sigdel AK, Ndione PF, Perkins JD, Berry JJ, Parilla PA, Ginley DS. Development and application of an instrument for spatially resolved Seebeck coefficient measurements. The Review of Scientific Instruments. 84: 053905. PMID 23742564 DOI: 10.1063/1.4804634  0.574
2013 Bulusu A, Paniagua SA, MacLeod BA, Sigdel AK, Berry JJ, Olson DC, Marder SR, Graham S. Efficient modification of metal oxide surfaces with phosphonic acids by spray coating. Langmuir : the Acs Journal of Surfaces and Colloids. 29: 3935-42. PMID 23421597 DOI: 10.1021/La303354T  0.632
2013 Gliboff M, Sang L, Knesting KM, Schalnat MC, Mudalige A, Ratcliff EL, Li H, Sigdel AK, Giordano AJ, Berry JJ, Nordlund D, Seidler GT, Brédas JL, Marder SR, Pemberton JE, et al. Orientation of phenylphosphonic acid self-assembled monolayers on a transparent conductive oxide: a combined NEXAFS, PM-IRRAS, and DFT study. Langmuir : the Acs Journal of Surfaces and Colloids. 29: 2166-74. PMID 23379837 DOI: 10.1021/La304594T  0.635
2013 Gliboff M, Sang L, Knesting KM, Schalnat MC, Mudalige A, Ratcliff EL, Li H, Sigdel AK, Giordano AJ, Berry JJ, Nordlund D, Seidler GT, Brédas J, Marder SR, Pemberton JE, et al. Correction to Orientation of Phenylphosphonic Acid Self-Assembled Monolayers on a Transparent Conductive Oxide: A Combined NEXAFS, PM-IRRAS, and DFT Study Langmuir. 29: 4176-4176. DOI: 10.1021/La400693C  0.564
2013 Gershon TS, Sigdel AK, Marin AT, Van Hest MFAM, Ginley DS, Friend RH, Macmanus-Driscoll JL, Berry JJ. Improved fill factors in solution-processed ZnO/Cu2O photovoltaics Thin Solid Films. 536: 280-285. DOI: 10.1016/J.Tsf.2013.03.041  0.624
2013 Kumar M, Sigdel AK, Gennett T, Berry JJ, Perkins JD, Ginley DS, Packard CE. Optimizing amorphous indium zinc oxide film growth for low residual stress and high electrical conductivity Applied Surface Science. 283: 65-73. DOI: 10.1016/J.Apsusc.2013.06.019  0.596
2013 Khosroabadi AA, Gangopadhyay P, Duong B, Thomas J, Sigdel AK, Berry JJ, Gennett T, Peyghambarian N, Norwood RA. Fabrication, electrical and optical properties of silver, indium tin oxide (ITO), and indium zinc oxide (IZO) nanostructure arrays (Phys. Status Solidi A 5/2013) Physica Status Solidi (a). 210: n/a-n/a. DOI: 10.1002/Pssa.201370020  0.613
2013 Khosroabadi AA, Gangopadhyay P, Duong B, Thomas J, Sigdel AK, Berry JJ, Gennett T, Peyghambarian N, Norwood RA. Fabrication, electrical and optical properties of silver, indium tin oxide (ITO), and indium zinc oxide (IZO) nanostructure arrays Physica Status Solidi (a) Applications and Materials Science. 210: 831-838. DOI: 10.1002/Pssa.201329129  0.715
2013 Ndione PF, Garcia A, Widjonarko NE, Sigdel AK, Steirer KX, Olson DC, Parilla PA, Ginley DS, Armstong NR, Richards RE, Ratcliff EL, Berry JJ. Highly-tunable nickel cobalt oxide as a low-temperature P-type contact in organic photovoltaic devices Advanced Energy Materials. 3: 524-531. DOI: 10.1002/Aenm.201200742  0.812
2012 Sigdel AK, Ndione PF, Perkins JD, Gennett T, Van Hest MFAM, Shaheen SE, Ginley DS, Berry JJ. Radio-frequency superimposed direct current magnetron sputtered Ga:ZnO transparent conducting thin films Journal of Applied Physics. 111. DOI: 10.1063/1.4709753  0.718
2012 Hammond SR, Meyer J, Widjonarko NE, Ndione PF, Sigdel AK, Garcia A, Miedaner A, Lloyd MT, Kahn A, Ginley DS, Berry JJ, Olson DC. Low-temperature, solution-processed molybdenum oxide hole-collection layer for organic photovoltaics Journal of Materials Chemistry. 22: 3249-3254. DOI: 10.1039/C2Jm14911G  0.802
2012 Ratcliff EL, Sigdel AK, MacEch MR, Nebesny K, Lee PA, Ginley DS, Armstrong NR, Berry JJ. Surface composition, work function, and electrochemical characteristics of gallium-doped zinc oxide Thin Solid Films. 520: 5652-5663. DOI: 10.1016/J.Tsf.2012.04.038  0.653
2012 Widjonarko NE, Ratcliff EL, Perkins CL, Sigdel AK, Zakutayev A, Ndione PF, Gillaspie DT, Ginley DS, Olson DC, Berry JJ. Sputtered nickel oxide thin film for efficient hole transport layer in polymer-fullerene bulk-heterojunction organic solar cell Thin Solid Films. 520: 3813-3818. DOI: 10.1016/J.Tsf.2011.10.059  0.809
2012 Cheun H, Fuentes-Hernandez C, Shim J, Fang Y, Cai Y, Li H, Sigdel AK, Meyer J, Maibach J, Dindar A, Zhou Y, Berry JJ, Bredas JL, Kahn A, Sandhage KH, et al. Oriented growth of Al 2O 3:ZnO nanolaminates for use as electron-selective electrodes in inverted polymer solar cells Advanced Functional Materials. 22: 1531-1538. DOI: 10.1002/Adfm.201102968  0.619
2011 Zakutayev A, Perkins J, Parilla P, Widjonarko N, Sigdel A, Berry J, Ginley D. Zn–Ni–Co–O wide-band-gap p-type conductive oxides with high work functions Mrs Communications. 1: 23-26. DOI: 10.1557/Mrc.2011.9  0.749
2010 Sigdel AK, Ndione PF, Ke Y, Widjonarko NE, Perkins JD, Van Hest MFAM, Shaheen SE, Gennett T, Ginley DS, Berry JJ. Superimposed RF/DC magnetron sputtering of transparent GA:ZNO with high conductivity for photovoltaic contacts applications Conference Record of the Ieee Photovoltaic Specialists Conference. 3270-3274. DOI: 10.1109/PVSC.2010.5616854  0.715
2010 Steirer KX, Widjonarko NE, Sigdel AK, Lloyd MT, Ginley DS, Olson DC, Berry JJ. Optimization of organic photovoltaic devices using tuned mixed metal oxide contact layers Conference Record of the Ieee Photovoltaic Specialists Conference. 102-104. DOI: 10.1109/PVSC.2010.5614501  0.78
2010 Berry JJ, Widjonarko NE, Bailey BA, Sigdel AK, Ginley DS, Olson DC. Surface treatment of NiO hole transport layers for organic solar cells Ieee Journal On Selected Topics in Quantum Electronics. 16: 1649-1655. DOI: 10.1109/Jstqe.2010.2049347  0.786
2010 Gorrie CW, Sigdel AK, Berry JJ, Reese BJ, Van Hest MFAM, Holloway PH, Ginley DS, Perkins JD. Effect of deposition distance and temperature on electrical, optical and structural properties of radio-frequency magnetron-sputtered gallium-doped zinc oxide Thin Solid Films. 519: 190-196. DOI: 10.1016/J.Tsf.2010.07.098  0.632
2010 Reese MO, Sigdel AK, Berry JJ, Ginley DS, Shaheen SE. A simple miniature controlled-atmosphere chamber for optoelectronic characterizations Solar Energy Materials and Solar Cells. 94: 1254-1258. DOI: 10.1016/J.Solmat.2010.03.017  0.694
2009 Matson DW, Bonham CC, Swensen JS, Wang L, Padmaperuma A, Gaspar DJ, Berry JJ, Sigdel AK, Gorrie CW, Ginley DS. Development of large area transparent conducting oxides from a combinatorial lead for organic solid state lighting Proceedings of Spie - the International Society For Optical Engineering. 7415. DOI: 10.1117/12.827281  0.547
2009 Berry JJ, White MS, Widjonako NE, Bailey BA, Sigdel AK, Gorrie CW, Kopidakis N, Ginley DS, Olson DC. Mixed metal oxide systems for organic photovoltaics Conference Record of the Ieee Photovoltaic Specialists Conference. 001448-001451. DOI: 10.1109/PVSC.2009.5411320  0.633
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