Welcome to Shree Prakash Tiwari's webpage
Shree Prakash Tiwari, Ph.D.
Senior Member, IEEE
Assistant Professor (Electrical Engineering)
Indian Institute of Technology Jodhpur

 
Contact Details
E-mail: sptiwari[at]iitj.ac.in, Phone (Office): +91 291 244 9096,
Office: Room No. 3106, Admin Block, IIT Jodhpur,
Old Residency Road, Ratanada, Jodhpur, Rajasthan, India, 342011.  
Home     Research Interests/Teaching     Experience/Personal     Research Highlights     Publications     Talks/Extracurricular     Students/Previous Members    Facilities/Misc.

Publications (Journals, Conferences, and Patents: Primarily in Organic/Flexible Electronics)
Google Scholar profile,
Scopus profile.
Journal Papers
  1. Semiconductor:Polymer Blend Ratio Dependent Performance and Stability in Low Voltage Flexible Organic Field-Effect Transistors, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, Synthetic Metals, Accepted, 2018.
  2. Multi-Temperature Deposition Scheme for Improved Resistive Switching Behavior of Ti/AlOxTi MIM Structure, Ishan Varun, Deepak Bharti, Vivek Raghuwanshi, and Shree Prakash Tiwari, Solid State Ionics, Vol. 309, Pages 86-91, 2017.
  3. Directional Solvent Vapor Annealing for Crystal Alignment in Solution Processed Organic Semiconductors, Deepak Bharti, Vivek Raghuwanshi, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, ACS Applied Materials and Interfaces, Vol. 9, Issue 31, Pages 26226-26233, 2017.
  4. Effect of UV Irradiation on Solution Processed Low Voltage Flexible Organic Field-Effect Transistors, Deepak Bharti, Vivek Raghuwanshi, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, Superlattices and Microstructures, Vol. 109, Pages 538-544, 2017.
  5. Photo-response of Low Voltage Flexible TIPS-pentacene Organic Field-Effect Transistors, Deepak Bharti, Vivek Raghuwanshi, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, IEEE Sensors Journal, Vol. 17, Issue 12, Pages 3689-3697, 2017.
  6. A Comprehensive Computational Modeling Approach for AlGaN/GaN HEMTs, Vipin Joshi, Ankit Soni, Shree Prakash Tiwari, and Mayank Shrivastava, IEEE Transactions on Nanotechnology, Vol. 15, Pages 947-955, 2016.
  7. Phase Separation Induced High Mobility and Electrical Stability in Organic Field-Effect Transistors, Deepak Bharti and Shree Prakash Tiwari, Synthetic Metals, Vol. 221, Pages 186-191, 2016.
  8. High Performance and Electro-Mechanical Stability in Small Molecule:Polymer Blend Flexible Organic Field-Effect Transistors, Deepak Bharti, Vivek Raghuwanshi, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, IEEE Electron Device Letters, Vol. 37, Issue 9, Pages 1215-1218, 2016.
  9. Analytical Modeling of Wrap-Gate Carbon Nanotube FETs with Parasitic Capacitances and Density of States, Vishesh Dokania, Aminul Islam, Vivek Dixit, and Shree Prakash Tiwari, IEEE Transactions on Electron Devices, Vol. 63, Issue 8, Pages 3314-33192016.
  10. Performance enhancement in mechanically stable flexible organic field-effect transistors with TIPS-pentacene:polymer blend, Vivek Raghuwanshi, Deepak Bharti, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, Organic Electronics, Vol. 34, Pages 284-288, 2016.
  11. Crystallinity and performance improvement in solution processed organic field-effect transistors due to structural dissimilarity of the additive solvent, Deepak Bharti and Shree Prakash Tiwari, Synthetic MetalsVol. 215, Pages 1-62016.
  12. Flexible organic field-effect transistors with TIPS-Pentacene crystals exhibiting high electrical stability upon bending, Vivek Raghuwanshi, Deepak Bharti, and Shree Prakash Tiwari, Organic Electronics, Vol. 31, Pages 177-182, 2016.
  13. A comprehensive study of charge trapping in organic field-effect devices with promising semiconductors and different contact metals by displacement current measurements, Sibani Bisoyi, Reinhold Rodel, Ute Zschieschang, Myeong Jin Kang, Kazuo Takimiya, Hagen Klauk, and Shree Prakash Tiwari, Semiconductor Science and Technology, Vol. 31, Pages 025011(1-10) 2016.
  14. Bias-stress stability of low-voltage p-channel and n-channel organic thin-film transistors on flexible plastic substrates, Sibani Bisoyi, Ute Zschieschang, Myeong Jin Kang, Kazuo Takimiya, Hagen Klauk, and Shree Prakash TiwariOrganic Electronics, Vol. 15, Pages 3173-3182, 2014.
  15. Bis(naphthalene diimide) derivatives with mono- and dicarbonyl-fused tricyclic heterocyclic bridges as electron-transport materials, Yulia A. Getmanenko, Lauren E. Polander, Do Kyung Hwang, Shree P. Tiwari, Elena Galan, Brian M. Seifried, Bhupinder Sandhu, Stephen Barlow, Tatiana Timofeeva, Bernard Kippelen, and Seth R. Marder, Journal of Organic Semiconductors, Vol. 1, Pages 7-15, 2013.
  16. Benzo[1,2-b:6,5-b′]dithiophene(dithiazole)-4,5-dione derivatives: synthesis, electronic properties, crystal packing and charge transport, Yulia A. Getmanenko,  Marina Fonari,  Chad Risko,  Bhupinder Sandhu,  Elena Galan,  Lingyun Zhu,  Paul Tongwa,  Do Kyung Hwang,  Sanjeev Singh,  He Wang,  Shree Prakash Tiwari,  Yueh-Lin Loo,  Jean-Luc Bredas,  Bernard Kippelen,  Tatiana Timofeeva, and Seth R. Marder, Journal of Materials Chemistry C, Vol. 1, Pages 1467-1481, 2013.
  17. Complementary-Like Inverters Based on an Ambipolar Solution-Processed Molecular Bis(Naphthalene Diimide)-Dithienopyrrole Derivative, Shree Prakash Tiwari, Jungbae Kim, Keith A Knauer, Do Kyung Hwang, Lauren E Polander, Stephen Barlow, Seth R Marder, and Bernard Kippelen, Organic Electronics, Vol. 13, Pages 1166-1170, 2012.
  18. Polynorbornenes with pendant perylene diimides for organic electronic applications, Chun Huang,  William J. Potscavage,  Shree P. Tiwari,  Sinan Sutcu,  Stephen Barlow,  Bernard Kippelen and Seth R. Marder, Polymer Chemistry, Vol. 3, Pages 2996-3006, 2012.
  19. Performance comparison of pentacene organic field-effect transistors with SiO2 modified with octyltrichlorosilane or octadecyltrichlorosilane, Shree Prakash Tiwari, Keith A. Knauer, Amir Dindar, and Bernard Kippelen, Organic Electronics, Vol. 13, Pages 18-22, 2012.
  20. Synthesis and characterization of naphthalene diimide/diethynylbenzene copolymers, Tissa Sajoto, Shree Prakash Tiwari, Huifang Li, Chad Risko, Stephen Barlow, Qing Zhang, Jian-Yang Cho, Jean-Luc Bredas, Bernard Kippelen, and Seth R. Marder, Polymer, Vol. 53, Pages 1072-1078, 2012.
  21. Benzothiadiazole-Dithienopyrrole Donor-Acceptor-Donor and Acceptor-Donor-Acceptor Triads: Synthesis and Optical, Electrochemical, and Charge-Transport Properties, Lauren E. Polander, Laxman Pandey, Stephen Barlow, Shree Prakash Tiwari, Chad Risko, Bernard Kippelen, Jean-Luc Bredas, and Seth R. Marder, The Journal of Physical Chemistry C, Vol. 115, Pages 23149-23163, 2011.
  22. Solution-Processed Molecular Bis(Naphthalene Diimide) Derivatives with High Electron Mobility, Lauren E. Polander, Shree P. Tiwari, Laxman Pandey, Brian M. Seifried, Stephen Barlow, Chad Risko, Jean-Luc Bredas, Bernard Kippelen, and Seth R. Marder, Chemistry of Materials, Vol. 23, Pages 3408-3410, 2011.
  23. Vertically stacked complementary inverters with solution-processed organic semiconductors,  J.B. Kim, C. Fuentes-Hernandez, D.K. Hwang, S.P. Tiwari, W.J. Potscavage, Jr., and B. KippelenOrganic Electronics, Vol. 12, Pages 1132-1136, 2011.
  24. Self-Assembled Amphiphilic Diketopyrrolopyrrole-Based Oligothiophenes for Field-Effect Transistors and Solar Cells, Jianguo Mei, Kenneth R. Graham, Romain Stalder, Shree Prakash Tiwari, Hyeunseok Cheun, Jaewon Shim, Masafumi Yoshio, Colin Nuckolls, Bernard Kippelen, Ronald K. Castellano, and John R. Reynolds, Chemistry of Materials, Vol. 23, Pages 2285-4982, 2011.
  25. Dithienopyrrole-quinoxaline/pyridopyrazine donor-acceptor polymers: synthesis and electrochemical, optical, charge-transport, and photovoltaic properties, Xuan Zhang, Jae Won Shim, Shree Prakash Tiwari, Qing Zhang, Joseph E. Norton, Pei-Tzu Wu, Stephen Barlow, Samson A. Jenekhe, Bernard Kippelen, Jean-Luc Bredas and Seth R. Marder, Journal of Materials Chemistry, Vol. 21, Pages 4971-4982, 2011.
  26. Pentacene organic field-effect transistors with doped electrode-semiconductor contacts,  Shree Prakash Tiwari, William J. Potscavage, Tissa Sajoto, Stephen Barlow, Seth R. Marder and Bernard Kippelen, Organic Electronics, Vol. 11, Pages 860-863, 2010.
  27. Dithienopyrrole-Based Donor-Acceptor Copolymers: Synthesis, and Optical and Electronic Properties, Xuan Zhang, Timothy T. Steckler, Raghunath R. Dasari, Shino Ohira, William J. Potscavage, Shree Prakash Tiwari, Severine Coppee, Stefan Ellinger, Stephen Barlow, Jean-Luc Bredas, Bernard Kippelen, John R. Reynolds and Seth R. Marder, Journal of Materials Chemistry, Vol. 20, Pages 123-134, 2010.
  28. Low-voltage solution-processed n-channel organic field-effect transistors with high-k HfO2 gate dielectrics grown by atomic layer deposition,  Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, and Bernard Kippelen, Applied Physics Letters, Vol. 95, Pages 223303 (1-3), 2009.
  29. Low-voltage Pentacene Organic Field-Effect Transistors with High-k HfO2 Gate Dielectrics and High Stability under Bias Stress, Xiao-Hong Zhang, Shree Prakash Tiwari, Sung-Jin Kim, and Bernard Kippelen, Applied Physics Letters, Vol. 95, Pages 223302 (1-3), 2009.
  30. Study of electrical performance and stability of solution-processed n-channel organic field-effect transistors, Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, and Bernard Kippelen, Journal of Applied Physics, Vol. 106, Pages 054504 (1-6), 2009.
  31. Pentacene Organic Field-Effect Transistors with Polymeric Dielectric Interfaces: Performance and Stability, Xiao-Hong Zhang, Shree Prakash Tiwari, and Bernard Kippelen, Organic Electronics, Vol. 10, Issue. 6, Pages 1133-1140, 2009.
  32. Solution Processed Bootstrapped Organic Inverters based on P3HT with a  High-K Gate dielectric material, H. N. Raval, S. P. Tiwari, Ramesh R. N., V. Ramgopal Rao, IEEE Electron Device Letters, Vol. 30, Issue. 5, Pages 484-486, May 2009.
  33. Determining Ionizing Radiation using Sensors Based on Organic Semiconducting Material, H. N. Raval, Shree Prakash Tiwari, Ramesh R. N., and V. Ramgopal Rao, Applied Physics Letters, Vol. 94, Pages 123304 (1-3), 2009.
  34. Explosive Vapour Sensor using poly(3-hexylthiophene) and CuIItetraphenylporphyrin composite based organic field effect transistors, R. S. Dudhe, S. P. Tiwari, Harshil N. Raval, Mrunal A. Khaderbad, Jasmine Sinha, M. Yedukondalu, M. Ravikanth, Anil Kumar, V.Ramgopal Rao, Applied Physics Letters, Vol. 93, Pages 263306 (1-3), 2008. (Story on this research in NATURE India. http://www.nature.com/nindia/2009/090129/full/nindia.2009.14.html).
  35. Nanotip formation on carbon nanotubes pillar array for field emission application, P. Rai, D. R. Mohapatra, K. S. Hazra, D. S. Mishra and S. P. TiwariApplied Physics Letters, Vol. 93, Page 131921(1-3), 2008. (This paper has also been selected for the October 20, 2008 issue of Virtual Journal of Nanoscale Science & Technology.  The Virtual Journal is published by the American Institute of Physics and the American Physical Society in cooperation with numerous other societies and publishers)
  36. Organic FETs with HWCVD Silicon Nitride as a Passivation and Gate Dielectric Layer, S. P. Tiwari, Srinivas P, Shriram S, Nitin S. Kale, Subodh G Mhaisalkar, V. Ramgopal Rao, Thin Solid Films, Vol. 516, Issue 5 Pages 770-772, January 2008.
  37. Solution processed n-type Organic field effect transistors with high ON/OFF current ratios based on fullerene derivatives, S. P. Tiwari, E. B. Namdas, V. Ramgopal Rao, D. Fischou, S. G. Mhaisalkar, IEEE Electron Device Letters, Vol. 28, Issue 10, Pages 880-883, 2007.                                                    Conferences.....................
  38. Comprehensive Analysis of TIPS-Pentacene: Polymer Blend Organic Field-Effect Transistor for Device and Circuit Simulation, Ajay Kumar Mahato, Deepak Bharti, Vipin Joshi, Vivek Raghuwanshi, and Shree Prakash Tiwari, Proceedings of 12th IEEE Nanotechnology Materials and Devices Conference (IEEE NMDC 2017), October 2 - 4, 2017, Singapore.
  39. Effect of Thermal Annealing on Electrical Stability of TIPS-Pentacene Flexible OFETs, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 12th IEEE Nanotechnology Materials and Devices Conference (IEEE NMDC 2017), October 2 - 4, 2017, Singapore.
  40. Dependance of Avalanche Breakdown on Surface & Buffer Traps in AlGaN/GaN HEMTs, Vipin Joshi, Bhawani Shankar, Shree Prakash Tiwari, and Mayank Shrivastava, Proceedings of22nd International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), September 7 - 9, 2017, Kamakura, Japan.
  41. Design and Analysis of a Symmetric Phase Locked Loop for Low Frequencies in 180 nm Technology, Prakriti Arya, Dinesh Jangid, Shree Prakash Tiwari, and Mahima Arrawatia,  Proceedings of International conference on Microelectronic Devices, Circuits and Systems (ICMDCS), August 10 - 12, 2017, VIT University, Vellore, India.
  42. TIPS-pentacene:polymer Blend Inverters with Improved Gain, Ajay Kumar Mahato, Deepak Bharti, Vivek Raghuwanshi, and Shree Prakash Tiwari, Proceedings of 3rd IEEE International Conference on Emerging Electronics (ICEE 2016), December 27 - 30, 2016, Indian Institute of Technology Bombay, India.
  43. Low Voltage Resistive Switching Behavior of Al/HfOx/Au structure on Ultra Flexible Polyimide Substrate, Ishan Varun, Deepak Bharti, and Shree Prakash Tiwari, Proceedings of 3rd IEEE International Conference on Emerging Electronics (ICEE 2016), December 27 - 30, 2016, Indian Institute of Technology Bombay, India.
  44. Performance Enhancement in TIPS-pentacene:PS Blend Organic Field Effect Transistors by Solvent Vapor Annealing, Deepak Bharti, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 74thDevice Research Conference, June 19 - 22, 2016, University of Delaware, Newark, Delaware, USA.
  45. A Wedge Tunnel FET Device for Larger Tunneling Area and Improved ON Current, Astha Tyagi, Vipin Joshi, and Shree Prakash Tiwari, Proceedings of  15th International Conference on Nanotechnology (IEEE Nano 2015), July 27 - 30, 2015, Rome, Italy. 
  46. Improved Properties of MIM Capacitors using ALD Al2O3 by Multi-Temperature Technique, Deepak Bharti, and Shree Prakash Tiwari, Proceedings of 15th International Conference on Nanotechnology (IEEE Nano 2015), July 27 - 30, 2015, Rome, Italy. 
  47. Improved Alignment and Crystallinity of TIPS-Pentacene Thin Films by Off-Center Spin Coating, Deepak Bharti, and Shree Prakash Tiwari, Proceedings of 15th International Conference on Nanotechnology (IEEE Nano 2015), July 27 - 30, 2015, Rome, Italy. 
  48. Operational stability in high-performance flexible organic field-effect transistors, Sibani Bisoyi, Shree Prakash Tiwari#, Ute Zschieschang, Hagen Klauk, Myeong Jin Kang, and Kazuo Takimiya, 1stInternational Conference on Large Area and Flexible Microelectronics (ILAFM 2014), December 18 - 20, 2014, RV College of Engineering, Bangalore, India. (#Invited Speaker)
  49. Influence of gate and drain bias on the bias-stress stability of flexible organic thin film transistors, Sibani Bisoyi, Shree Prakash Tiwari, Ute Zschieschang, and Hagen Klauk, Proceedings of 2nd IEEE International Conference on Emerging Electronics (ICEE 2014), December 03 - 06, 2014, Indian Institute of Science, Bangalore, India.
  50. Bias-Stress Stability of Flexible Low-Voltage p-Channel and n-Channel Organic Transistors, Sibani Bisoyi, Ute Zschieschang, Hagen Klauk, and Shree Prakash Tiwari, 56thElectronic Materials Conference 2014, June 25 - 27, 2014, University of California, Santa Barbara, California, USA. 
  51. Charge-Carrier Injection, Extraction and Trapping Dynamics in Organic Thin-Film Transistors based on Different Organic Semiconductors Evaluated by Displacement Current measurements, Sibani Bisoyi, Reinhold Rodel, Ute Zschieschang, Kazuo Takimiya, Hagen Klauk, and Shree Prakash Tiwari, Proceedings of 72ndDevice Research Conference, June 22 - 25, 2014, University of California, Santa Barbara, California, USA. 
  52. Influence of Gate and Drain Bias on the BiasStress Stability of Flexible LowVoltage C10DNTT ThinFilm Transistors, Sibani Bisoyi, Ute Zschieschang, Hagen Klauk, and Shree Prakash Tiwari, 6th International Symposium on Flexible Organic Electronics (ISFOE13), July 8 - 11, 2013, Thessaloniki, Greece.
  53. Bias-stress stability and lifetime of flexible low-voltage C10-DNTT thin-film transistors, Sibani Bisoyi, Ute Zschieschang, Hagen Klauk, and Shree Prakash Tiwari, International Symposium on Flexible Electronics in Erlangen (Germany), June 19 - 21, 2013, Erlangen, Germany.
  54. Halide, Acyl and NDI Derivatives of (Di)Carbonyl-bridged Tricyclic Acceptors for n-Channel OFET, Jean-Luc Bredas, Elena Galan, Yulia A. Getmanenko, Do Kyung Hwang, Bernard Kippelen, Seth R. Marder, Laxman Pandey, Lauren Polander, Chad Risko, Bhupinder Sandhu, Sanjeev Singh, Tatiana Timofeeva, Shree Prakash Tiwari, Paul Tongwa, Lingyun Zhu, International Conference on Science and Technology of Synthetic Metals, July 8 - 13, 2012, Atlanta, Georgia, USA.
  55. Synthesis and Properties of Naphthalene Diimide Diethynylbenzene Copolymers, Tissa Sajoto, Qing Zhang, Shree Prakash Tiwari, Stephen Barlow, Jian-Yang Cho, Huifang Li, 10th International Symposium on Functional π-Electron Systems (F-π-10), Oct 13-17, 2011, Beijing, China.
  56. Organometallic and coordination compounds as n and p dopants in organic electronics, Stephen Barlow, Yabing Qi, Calvin K Chan, Tissa Sajoto, Shree Prakash Tiwari, Wei Zhao, Bernard Kippelen, Seth R Marder, Antoine Kahn, 242nd ACS National Meeting & Exposition, August 28 - September 1, 2011, Denver, Colorado, USA.
  57. Dithienopyrrole as a building block for small molecules and conjugated polymers: Comparison of electronic and optical properties to those of analogs based on bithiophene and other bridged bithiophenes, Stephen Barlow, Jean-Luc Bredas, Veaceslav Coropceanu, Yulia A Getmanenko, Bernard Kippelen, Seth R Marder, Kelly Lancaster, Richard Mason, Susan A Odom, William J Potscavage, Jae Won Shim, Shree Prakash Tiwari, Xuan Zhang, 242nd ACS National Meeting & Exposition, August 28 - September 1, 2011, Denver, Colorado, USA.
  58. Vertically stacked complementary inverters with solution-processed organic semiconductors, J. B. Kim, C. Fuentes-Hernandez, D. K. Hwang, S. P. Tiwari, W. J. Potscavage Jr., and B. Kippelen, SPIE Optics + Photonics: Photonic Devices + Applications (Organic Field-Effect Transistors X), August 21 - 25, 2011, San Diego, California, USA.
  59. Organic and hybrid thin-film transistors with novel architectures and high stability, Bernard Kippelen# , Jungbae Kim, Do Kyung Hwang, Shree P. Tiwari, William J. Potscavage, Jr., Canek Fuentes-Hernandez, SPIE Optics + Photonics: Photonic Devices + Applications (Organic Field-Effect Transistors X), August 21 - 25, 2011, San Diego, California, USA. (#Invited Speaker)
  60. Top-gate pentacene and amorphous InGaZnO channel thin-film transistors and inverters with high-operational stability, Jungbae Kim, Canek Fuentes-Hernandez, Do Kyung Hwang, William J. Potscavage, Jr., Hyeunseok Cheun, Shree P. Tiwari, and Bernard Kippelen, SPIE Optics + Photonics: Photonic Devices + Applications (Organic Field-Effect Transistors X), August 21 - 25, 2011, San Diego, California, USA.
  61. Electrically Stable amorphous InGaZnO thin-film transistors and high-gain inverters, J. B. Kim, C. Fuentes-Hernandez, D. K. Hwang, S. P. Tiwari, W. J. Potscavage Jr., and B. Kippelen, Electronic Materials Conference 2011, June 22 - 24, 2011, University of California, Santa Barbara, California, USA.
  62. Solution Processed n-Channel Organic Field-effect Transistors with High Uniformity and Electrical Stability, Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, Jr., Sung-Jin Kim, and Bernard Kippelen, 2010 MRS Fall Meeting, November 29 - December 3, 2010, Bostan, Massachusetts, USA.
  63. Gate-voltage-independent Contact Resistance in Pentacene Organic Field-effect Transistors, Shree Prakash Tiwari, William J. Potscavage, Tissa Sajoto, Stephen Barlow, Seth R. Marder, and Bernard Kippelen, 2010 MRS Fall Meeting, November 29 - December 3, 2010, Bostan, Massachusetts, USA.
  64. Low-voltage organic field-effect transistors with high-k HfO2 gate dielectric layers fabricated by atomic layer deposition, Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, Jr., Sung-Jin Kim, and Bernard Kippelen, SPIE Optics + Photonics: Photonic Devices + Applications (Organic Field-Effect Transistors IX), August 1 - 5, 2010, San Diego, California, USA.
  65. Selective doping in organic field-effect transistors for improvement in source to semiconductor carrier injection, Shree Prakash Tiwari, William J. Potscavage, Tissa Sajoto, Stephen Barlow, Seth R. Marder, and Bernard Kippelen, SPIE Optics + Photonics: Photonic Devices + Applications (Organic Field-Effect Transistors IX), August 1 - 5, 2010, San Diego, California, USA.
  66. High-k HfO2 grown by atomic layer deposition as a gate dielectric for low voltage operation in n- and p-channel organic field-effect transistors, Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, Jr., Sung-Jin Kim, and Bernard Kippelen, 9th International Symposium on Functional π-Electron Systems (F-π-9), May 23 - 28, 2010, Atlanta, Georgia, USA.
  67. Reduction of contact resistance by doping of the electrode-semiconductor contacts in organic field effect transistors, Shree Prakash Tiwari, William J. Potscavage, Tissa Sajoto, Stephen Barlow, Seth R. Marder, and Bernard Kippelen, 9th International Symposium on Functional π-Electron Systems (F-π-9), May 23 - 28, 2010, Atlanta, Georgia, USA. 
  68.  Dithienopyrrole-based donor-acceptor copolymers: Low gap materials for transport and photovoltaics, Seth R. Marder, Xuan Zhang, Timothy T. Steckler, Raghunath R. Dasari, Shino Ohira, William J. Potscavage, Shree Prakash Tiwari, Severine Coppee, Stefan Ellinger, Stephen Barlow, Jean-Luc Bredas, Bernard Kippelen, John R. Reynolds, 239th ACS National Meeting and Exposition, March 21 - 25, 2010, San Francisco, California, USA.
  69. Low-voltage Solution-processed n-channel Organic Field-effect Transistors with high-k HfO2 Gate Dielectrics Grown by Atomic Layer Deposition, Shree Prakash Tiwari, Xiao-Hong Zhang, William J. Potscavage, and Bernard Kippelen,  2009 MRS  Fall Meeting, November 30 - December 4, 2009, Bostan, Massachusetts, USA.
  70. DC & Transient Circuit simulation Methodologies for Organic Electronics, Ramesh R. Navan., Rajesh A. Thakker, S.P. Tiwari, M. Shojaei Baghini, Subodh G Mhaisalkar, V. Ramgopal Rao, Proceedings of 2nd International workshop on Electron Devices and Semiconductor Technology (IEDST), (DOI: 10.1109/EDST.2009.5166122), June 1 - 2, 2009, Mumbai, India.
  71. Low Voltage Organic circuits with Polythiophene semiconductor and High-K Gate dielectric, S.P. Tiwari, D.maji, Ramesh R. N., Harshil N. Raval, Srinivas P., V. Ramgopal Rao, 10th International Conference on Advanced Materials (ICAM), organized by the International Union of Materials Research Societies (IUMRS), October 8 - 13, 2007, Bangalore, India
  72. A Simple and Direct Method for Interface Characterization of OFETs, Srinivas P, S.P. Tiwari, Ramesh R. N., Harshil N. Raval, Tommy Cahyadi, S. G. Mhaisalkar and V. Ramgopal Rao, Proceedings of 14th IEEE International Symposium on the Physical and Failure Analysis of Integrated Circuits (IPFA), Pages: 306-309, (DOI: 10.1109/IPFA.2007.4378107), July 11 - 13, 2007, Bangalore, India.
  73. Ambipolar Organic Field Effect Transistors with semi conducting blends for CMOS-type Organic circuits, S.P. Tiwari, Ramesh R. N., Srinivas P.,Harshil N. Raval, Subodh G. Mhaisalkar, V. Ramgopal Rao, European Materials Research Society (EMRS) Spring Meeting, May 28 - June 1, 2007, Strasbourg, France.
  74. Patterned gate OFETs with inorganic High-K gate dielectric materials for all P-type Organic circuits, S.P. Tiwari, D. Maji, Ramesh R. N., Srinivas P., Harshil N. Raval,  Nitin S. Kale and V. Ramgopal Rao, European Materials Research Society (EMRS) Spring Meeting, May 28 - June 1, 2007, Strasbourg, France.
  75. Pentacene Organic Field Effect Transistors on Flexible substrates with polymer dielectrics, S.P. Tiwari, V. Ramgopal Rao, Huei Shaun Tan, E. B. Namdas, Subodh G Mhaisalkar, Proceedings of 14th International Symposium on VLSI Technology, Systems, and Applications (2007 VLSI-TSA), (DOI: 10.1109/VTSA.2007.378948), April 23 - 25, 2007, Hsinchu, Taiwan.
  76. Organic FETs with HWCVD Silicon Nitride as Passivating Layer and Gate Dielectric, S.P. Tiwari, Srinivas P., Shriram S., Nitin S. Kale, Subodh Mhaisalkar, V. Ramgopal Rao, Proceedings of 4th International Conference on Hot-Wire CVD (Cat-CVD) Process, October 4 - 8, 2006, Takayama, Japan.                                                                                                                                                                              Patents........................................
  77. Method and Apparatus for Directional Solvent Vapor Annealing for Crystal Alignment for Organic Electronics, Deepak Bharti, Vivek Raghuwanshi, Ishan Varun, Ajay Kumar Mahato, and Shree Prakash Tiwari, Provisional Patent Application No. 201711000446, India, Priority Date 05th January 2017.
  78. Napthalene-Diimide -Heterocycle -Naphthalene Diimide Oligomers as Organic Semiconductors and Transistors Therefrom, Lauren E. Polander, Shree Prakash Tiwari, Seth R. Marder, Bernard Kippelen, Raghunath R. Dasari, and Yulia A. Getmanenko, (PCT/US2012/033590, filed on 15th April 2012,  and WO/2012/142460 A1) , US Patent Application No 13/942,642, Publication (Grant) Number: US 8912535 B2, 16th December 2014.
  79. Method and Device for Determining Ionizing Radiation, Raval Harshil Narendra, Tiwari Shree Prakash, Navan Ramesh Raju, Kumar Anil and Rao Ramgopal Valipe (Claiming priority from 1927/MUM/2008 filed on 11th September 2008, Filed on 9th September 2009, US Patent Application No 12/997,531, Publication (Grant) Number: US8536885 B2, 17th September 2013.
Acknowledgement: Institutes/Centres






www.StatCounter.com/myspace/ - Free myspace
                  Profile Counter