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

 
Contact Details
E-mail: sptiwari[at]iitj.ac.in, Phone (Office): +91 291 280 1356,
Office: Room No. 210, Department of Electrical Engineering,
IIT Jodhpur, Karwar, Jodhpur, Rajasthan, India, 342037.
Home    Experience/Honors    Research Highlights     Publications    Talks   FLAME Research Group
Publications (Journals, Conferences, and Patents: Primarily in Organic/Flexible Electronics)
Google Scholar profile,
Scopus profile.
Journal Papers
  1. Ultra-Low Current Switching in Flexible Hybrid PVP:MOS2/HfOx Bilayer Devices, Ishan Varun, Ajay Kumar Mahato, Vivek Raghuwanshi, and Shree Prakash Tiwari, IEEE Transactions on Electron Devices, Accepted, June 2020.
  2. High Performance Flexible Resistive RAM with PVP:GO Composite and Ultra-thin HfOx Hybrid Bilayer, Ishan Varun, Deepak Bharti, Ajay Kumar Mahato, Vivek Raghuwanshi, and Shree Prakash Tiwari, IEEE Transactions on Electron Devices, Vol. 67, Issue 3, Pages 949-954, 2020.
  3. High Performance Flexible Organic Field-Effect Transistors with Barium Strintium Titanate Gete Dielectric Deposited at Room Temperature, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Amit Shringi, Ishan Varun, and Shree Prakash Tiwari, ACS Applied Electronic Materials, Accepted, 2020.
  4. Interfacial Layer Assisted Forming Free and Reliable Bipolar Resistive Switching in Solution Processed BiFeO3 Thin Films, Chandni Kumari, Ishan Varun, Shree Prakash Tiwari, and Ambesh Dixit, AIP Advances, Accepted, 2020.
  5. Operationally Stable Organic Field Effect Transistors with Bilayer Dielectrics on Flexible Polyimide Substrate, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, IEEE Transactions on Electron Devices, Vol. 66, Issue 11, Pages 4915-4920, 2019.
  6. Solution-Processed Organic Field-Effect Transistors with High Performance and Stability on Paper Substrate, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, ACS Applied Materials and Interfaces, Vol. 11, Pages 8357-8364, 2019.
  7. TIPS-pentacene/Copper (II) phthalocyanine bi-layer photo-sensitive organic field-effect transistors, Ajay Kumar Mahato, Vivek Raghuwanshi, Deepak Bharti Ishan Varun, Narottam Prasad, Mahesh Saran Roy, and Shree Prakash Tiwari, Synthetic Metals, Vol. 248, Pages 110-119, 2019.  
  8. Part I: Physical Insight into Carbon Doping Induced Delayed Avalanche Action in GaN Buffer in AlGaN/GaN HEMTs, Vipin Joshi, Shree Prakash Tiwari, and Mayank Shrivastava, IEEE Transactions on Electron Devices, Vol. 66, Issue 1, Pages 561-569, 2019.
  9. Part II: Proposals to Independently Engineer Donor and Acceptor Trap Concentrations in GaN Buffer for Ultra High Breakdown AlGaN/GaN HEMTs, Vipin Joshi, Shree Prakash Tiwari, and Mayank Shrivastava, IEEE Transactions on Electron Devices, Vol. 66, Issue 1, Pages 570-577, 2019.
  10. Investigation of Resistive Switching in PVP and Ultra-Thin HfOx Based Bilayer Hybrid RRAM, Ishan Varun, Deepak Bharti, Vivek Raghuwanshi, and Shree Prakash Tiwari, Solid State Ionics, Vol. 325, Pages 196-200, 2018.
  11. Robust non-volatile bipolar resistive switching switching in sol-gel derived BiFeO3 thin films, Chandni Kumari, Ishan Varun, Shree Prakash Tiwari, and Ambesh Dixit, Superlattices and Microstructures, Vol. 120, Pages 67-74, 2018.
  12. 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, Vol. 236, Pages 54-60, 2018.
  13. 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.
  14. 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.
  15. 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.
  16. 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.
  17. 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.
  18. 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.
  19. 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.
  20. 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.
  21. 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.
  22. 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.
  23. 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.
  24. 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.
  25. 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.
  26. 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.
  27. 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.
  28. 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.
  29. 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.
  30. 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.
  31. 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.
  32. 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.
  33. 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.
  34. 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.
  35. 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.
  36. 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.
  37. 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.
  38. 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.
  39. 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.
  40. 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.
  41. 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.
  42. 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.
  43. 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.
  44. 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.
  45. 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).
  46. 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
  47. 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.
  48. 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.....................
  49. Performance Investigation of Universal Gates and Ring Oscillators using Doping-free Bipolar Junction Transistor , Abhishek Sahu, Abhishek Kumar, and Shree Prakash Tiwari, 25th IEEE Silicon Nanoelectronics Conference, June 13-14, 2020, Honolulu, USA, Virtual Conference

  50. Resistive Switching Behaviour of PVP/HfOx/ Hybrid RRAM on Flexible Substrate, Ishan Varun, Deepak Bharti, Ajay Kumar Mahato, Vivek Raghuwanshi, and Shree Prakash Tiwari, Accepted, 4th IEEE Electron Devices Technology and Manufacturing (EDTM) Conference, March 16 - 20, 2020, Penang, Malaysia, Virtual Conference
  51. Effect of Polymer Blend on Electrical Performance and Photo-Response of TIPS-Pentacene OFETs, Ajay Kumar Mahato, Vivek Raghuwanshi, Deepak Bharti, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 14th IEEE Nanotechnology Materials and Devices Conference (IEEE NMDC 2019), October 27 - 30, 2019, Stockholm, Sweden.
  52. Reliable and Forming Free Bipolar Resistive Switching in Solution Derived Ag/BiFe0.99Cr0.01O3/FTO Device, Chandni Kumari, Ishan Varun, Mou Pal, Shree Prakash Tiwari, and Ambesh Dixit, Proceedings of 14th IEEE Nanotechnology Materials and Devices Conference (IEEE NMDC 2019), October 27 - 30, 2019, Stockholm, Sweden.
  53. UV Cured PVP Gate Dielectric for Flexible Organic Field-Effect Transistors,Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, Proceedings of IEEE International Conference on Flexible and Printable Sensors and Systems  (IEEE FLEPS 2019), July 07 - 10, 2019, Glasgow, Scotland, UK.
  54. TIPS-Pentacene:PS Blend Organic Field-Effect Transistors with Hybrid Gate Dielectric on Paper Substrate,Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 2019 International Symposium on VLSI Technology, Systems, and Applications (2019 VLSI-TSA), April 22 - 25, 2019, Hsinchu, Taiwan.
  55. Copper (II) Phthalocyanine based Organic Field-Effect Transistors for UV Photo-detection,  Vivek Raghuwanshi, Ajay Kumar Mahato, Deepak Bharti, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 3rd Electron Devices Technology and Manufacturing (EDTM) Conference, March 13 - 15, 2019, Singapore.
  56. Effect of Annealing on Resistive Switching Behavior of PMMA Based RRAM, Ishan Varun, Deepak Bharti, Ajay Kumar Mahato, Vivek Raghuwanshi, and Shree Prakash Tiwari, Proceedings of 4th IEEE International Conference on Emerging Electronics (ICEE 2018), December 16 - 19, 2018, Bangalore, India.
  57. Effect of TIPS-Pentacene:Polystyrene Blend Ratio on Electrical Performance and Stability of Solution Processed Organic Field-Effect Transistors, Vivek Raghuwanshi, Deepak Bharti, Ajay Kumar Mahato, Ishan Varun, and Shree Prakash Tiwari, Proceedings of 4th IEEE International Conference on Emerging Electronics (ICEE 2018), December 16 - 19, 2018, Bangalore, India.

  58. Gate Dielectric Dependence of Electrical and Photo-Response Behaviour in Copper (II) Phthalocyanine Based Organic Field-Effect Transistors, Ajay Kumar Mahato, Vivek Raghuwanshi, Deepak Bharti, Ishan Varun, Narottam Prasad, Mahesh Saran Roy, and Shree Prakash Tiwari, 4th IEEE International Conference on Emerging Electronics (ICEE 2018), December 16 - 19, 2018, Bangalore, India.

  59. 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