Journal Articles

A. V. Vasin, Y. Y. Gomeniuk, A. V. Rusavsky, A. N. Nazarov, V. S. Lysenko, P. M. Lytvyn, O. G. Gontar, S. P. Starik, C. Nouveau and S Ashok, 2013, "Nano- and micro-scale morghological defects in oxidized a-SiC:H thin films", Phys. Stat. Sol. C, 10, pp. 619-623

Y. V. Gomeniuk, S. O. Gordienko*, A. N. Nazarov**, A. V. Vasin, A. V. Rusavskii, V. G. Stepanov, V. S. Lysenko, D. Ballutaud and S Ashok, 2012, "Effect of vacuum annealing on charge transport and trapping in a-Si1-xCx:H/c-Si heterostructures", J. Non-crystalline Solids, 358, pp. 168-173

S. O. Gordienko, A. N. Nazarov, A. V. Rusavsky, S Ashok, A. V. Vasin, Yu V. Gomeniuk and V. S. Lysenko, 2011, "Influence of oxidation temperature on photoluminescence and electrical properties of amorphous thin films SiC:H:O +Tb", Physica Status Solidi C, 8, pp. 2749-2751

Chandrasekaran Venkatasubramanian, Orlando M. Cabarcos, William R. Drawl, S. S. N. Bharadwaja, David L. Allara, S Ashok and Mark W. Horn, 2011, "Process - Structure - Property Correlations in Pulsed DC Reactive Magnetron Sputtered Vanadium Oxide Thin Films", J. Vac. Sci. Technol. A, 29, pp. 061504-1/7

K. Sarpatwari, S. E. Mohney, S Ashok and O. O. Awaldekarim, 2010, "Observation of Space Charge Limited Current in Re/4H-SiC Schottky Diodes", Physica, 207, (6), pp. 1509-1513

C. Venkatasubramanian, M. W. Horn and S Ashok, 2009, "Ion Implantation Studies on VOx Films Prepared by Pulsed DC Reactive Sputtering", Nucl. Instrum. Methods in Physics, B267, pp. 1476-1479

S. S. N. Bharadwaja, C. Venkatasubramanian, N. Fieldhouse, S Ashok, T. N. Jackson and M. W. Horn, 2009, "Low Temperature Charge Carrier Hopping Transport Mechanism in Vanadium Oxide Thin Films Grown using Pulse DC Sputtering", Appl. Phys. Lett., 94, pp. 222110-2

C. Venkatasubramanian, O. M. Cabarcos, D. L. Allara, M. W. Horn and S Ashok, 2009, "Correlation of Temperature Response and Structure of Annealed VOx Thin Films for IR Detector Applications", J. Vac. Sci. Technol., 27, pp. 956-961

C. Venkatasubramanian, M. Horn and S Ashok, 2008, "Annealing studies on VOx thin films prepared by pulsed dc reactive sputtering", J. Vac. Sci. Technol.

K. Sarpatwari, S. E. Mohney, S Ashok and O. Awaldekarim, 2008, "Observation of Space-charge Limited Currents in Re/ 4H-SiC Schottky Diodes", Semiconductor Sci. Technol.

El-Amine Kouadri-boudjelthia, Esidor Ntsoenzok, Roland Benoit, Gabrielle Regula, Hasnaa Etienne, Thomas Michel and S Ashok, , "Plasma Immersion Ion Implantation: a Pertinent Candidate for Low Cost Purification of mc-Si by Nanocavities", Nuclear Instruments and Methods in Physics Research

Mahmoud R M, Zhenyu Jiang, Jie Liu, Li Wang, S Ashok and Jian Xu, , "Modeling the spectral responsivity of ultraviolet GaN Schottky barrier photodetectors under reverse bias", J. Appl. Phys., 117

Conference Proceedings

J. Woolridge, E. Reutzel, S Ashok and L. Zou, 2012, "Laser-doped selective emitters for photovoltaic applications", SPIE Proceedings, 8549, pp. 6

H. E. Heinrichs, E. W. Reutzel, S Ashok and S. Mohney, 2012, "Parameter optimization of laser-doped selective emitters for applications in silicon solar cells", SPIE Proceedings(Laser Material Processing for Solar Energy), 8473, pp. 10

H. Assaf, E. Ntsoenzok, E. Leoni, M.-F. Barthe, M.-O. Rualt and S Ashok, 2007, "Anomalous Evolution of Bubbles and Gas Atoms in Kr-Implanted SiO2", Proc. Materials Research Society Spring Meeting, Materials Research Society, Pittsburgh, PA, 994, pp. 125-130

A. V. Vasin, A. A. Konchits, S. P. Kolesnik, A. V. Rusavsky, V. S. Lysenko, A. N. Nazarov, Y. Ishikawa and S Ashok, 2007, "Paramagnetic Defects and Photoluminescence in Carbon Rich a-SiC:H Films: Role of Hydrogen and Excess of Carbon", Proc. Materials Research Society Spring Meeting, Materials Research Society, Pittsburgh, PA, 994, pp. 321-326

Other

S Ashok, 2013, "Schottky Barriers, Measurement, Modeling"

S. S. N. Bharadwaja, C. Venkatasubramanian, N. Fieldhouse, B. Gauntt, M. Y. Lee, S Ashok, E. C. Dickey, T. N. Jackson and M. Horn, 2010, "Processing Issues in Pulse DC Sputtering of Vanadium Oxide Thin Films for Uncooled Infrared Detectors", 221

Service to Penn State:

Service to External Organizations: