bnpal.mst's picture
Dr. Bhola Nath Pal
Assistant Professor
School of Materials Science and Technology,IIT BHU
bnpal.mst@iitbhu.ac.in
8174917900
Area of Interest: 
Solution processed thin film and devices, Colloidal quantum dot based optoelectronics devices, Transparent electronics, Low power consuming electronics

Dr. Bhola nath Pal is an assistant professor of School of Material Science and Technology, IIT-BHU. He did his M. Sc. from University of Calcutta (2000) and PhD from Indian Association for the Cultivation of Science (2005). He was post doctoral fellow at Johns Hopkins University, USA (2006-2009), Los Alamos National Laboratory, USA (2009-2013) and at University of Queensland, Australia (2013-2014) before he joined in SMT at 2014. He has published more than 20 papers in peer reviewed international journals and having 3 US patents.

  1. Colloidal nanocrystal quantum dots and sol-gel metal oxide for optoelectronics devices.
  2. Low-voltage field-effect transistors and light emitting diode for low-power photonic device.
  3. Nanocrystal based photovoltaic devices
  4. Low-voltage field-effect transistor for low power chemical gas sensor

         Ongoing Projects
 

S.No. Title Cost in Lakh Project start date Duration Role as PI/CoPI Agency
  1.  
Development of low-voltage, low-power, colloidal quantum dot light-emitting transistors for next generation display technology 55.52 09/09/16 36 months PI  SERB
2
Fabrication of low power-high brightness alternating current polymer electroluminescence device 15.00 4/01/2016 24 months PI IIT(BHU)
3
Seamless Synthesis of large-area 2D transition metal di-chalcogenide semiconductors and their applications in next-generation high-performance optoelectronic devices
 
49.9 21/11/17 36 months Co-PI SERB
 

Selected Publications:

  1. Kenath, G.S., Mahadevu, R., Sharma, A., Gangwar, V.K., Chatterjee, S., Pandey, A. and Pal, B.N., 2018. Shell Thickness Dependent Tunable Threshold Voltage Single Quantum Dot Rectification Diode. The Journal of Physical Chemistry C,2018.122(5), pp3176-3181.
  2. Sharma, A., Chourasia, N.K., Sugathan, A., Kumar, Y., Jit, S., Liu, S.W., Pandey, A., Biring, S. and Pal, B.N., 2018. Solution processed Li 5 AlO 4 dielectric for low voltage transistor fabrication and its application in metal oxide/quantum dot heterojunction phototransistors. Journal of Materials Chemistry C., 2018,6,pp790-798.
  3. Kenath, G.S., Maity, P., Kumar, Y., Kumar, H., Gangwar, V.K., Chaterjee, S., Jit, S., Ghosh, A.K. and Pal, B.N., 2017. Single quantum dot rectifying diode with tunable threshold voltage Journal of Materials Chemistry C, 5 (37), pp.9792-9798.
  4. Il Ku Kim, B. N. Pal, Mujeeb Ullah, Paul L. Burn, Shih-Chun Lo, Paul Meredith and Ebinazar B. Namdas, High-Performance, Solution-Processed Non-polymeric Organic Photodiodes (2014), Adv. Optical Mater. Adv. Optical Mater. 2015, 3, 50–56 (Cover page article).
  5.   K. Muhieddine, M.Ullah, B. N. Pal, P. Burn, and E. B. Namdas, All Solution-Processed, Hybrid Light Emitting Field Effect Transistors, Adv. Mater. 201426, 6410–6415 (Cover page article).
  6.  W. Koh, A. Y. Koposov, J. T. Stewart, B N. Pal, I. Robel, J. M. Pietryga & Victor I. Klimov, Heavily doped n-type PbSe and PbS nanocrystals using ground-state charge transfer from cobaltocene, Scientific Report, 3:2004, 2013 (a Nature group journal)DOI: 10.1038/srep02004,
  7.  B. N. Pal, Y. Ghosh, S. Brovelli, R. Laocharoensuk, Victor. I. Klimov, J. Hollingsworth, H. Htoon, “Giant' CdSe/CdS core/shell nanocrystal quantum dots as efficient electroluminescent materials: Strong influence of shell thickness on light-emitting diode performance”, Nano Lett.12 (1), pp 331–336, 2012.
  8.  B. N. Pal, I. Robel, A. Mohite, R. Laocharoensuk D. Werder, and V. I. Klimov “High-Sensitivity p-n Junction Photodiodes Based on PbS Nanocrystal Quantum Dots”, Adv. Funct. Mater., 22, 1741-1748, 2012
  9.  B. N. PalB. M. Dhar, K. See, and H. E. Katz, “Solution-deposited sodium beta-alumina gate dielectrics for low-voltage and transparent field-effect transistors”, Nature Materials,  8, 898-903, 2009.
  10. News and View: “OXIDE DIELECTRICS A change of direction” H Klauk, Nature Materials, 8, 853-854, 2009.
  11. B. N. PalJ. Sun, B. J. Jung, and H. E. Katz, “Pentacene-Zinc Oxide Vertical Diode with Compatible Grains and 15-MHz Rectification”, Adv. Mater.20, 1023, 2008.
  12.  B. N. PalP. Trottman, J. Sun, H.E. Katz, “Solution-deposited Zinc oxide and Zinc oxide/Pentacene Bilayer Transistors: High Mobility n-Channel, Ambipolar and Nonvolatile Devices”, Adv. Funct. Mater.18, 1832, 2008.
  13. Takao Someya, Bholanath Pal, Jia Huang, and Howard E. Katz, “Organic Semiconductor Devices with Enhanced Field and Environmental Responses”, MRS Bulletin.  33, 690, 2008
  14.  Bhola Nath Pal, and Dipankar Chakravorty.  “Pattern Formation of Zinc Nanoparticles in Silica Film by Electrodeposition,” J. Phys. Chem. B, 110 (2006) 20917-20921

Complete List of Publications:

  1. Rapid microwave assisted growth technique for sub-10 nm PbS nanocrystal quantum dot with uniform size and its application to metal oxide/quantum dot heterojunction photodetector, AbhyudayPaliwal, Satyaveer Singh, Anand Sharma, Shun-Wei Liu, SajalBiring and Bhola N. Pal (Communicated)
  2. Shell thickness dependent tunable threshold voltage single quantum dot rectification diode, Gopal SankarKenath, RekhaMahadevu, Anand Sharma, Vinod K. Gangwar, SandipChaterjee, Anshu Pandey, and Bhola N. Pal J. Phys. Chem. C, 2018, 122 (5), pp 3176–3181
  3. Solution processed Li5AlO4 dielectric for low voltage transistor and its application for low power consumption quantum dot phototransistor, Anand Sharma, Nitesh k.Chourasia, Yogesh Kumar, SatyabrataJit, Shun-Wei Liu, SajalBiring and Bhola N. Pal J. Mater. Chem. C, 2018, 6, 790-798
  4. Electrical and optical characteristics of solution-processed MoOx and ZnO QDs heterojunction, Hemant Kumar, Yogesh Kumar, Gopal Rawat, Chandan Kumar, Bratindranath Mukherjee, Bhola N. Pal and SatyabrataJit, MRS Communications, 2017, 1-6
  5. Single Quantum Dot Rectifying Diode With Tunable Threshold Voltage, Gopal Sankar, PiyaliMaity, Yogesh Kumar, Hemant Kumar,Vinod K Gangwar, SandipChaterjee, SatyabrataJit,Anup K Ghosh and Bhola N. Pal, J. Mater. Chem. C, 2017, 5, 9792-9798
  6. Electrical and Optical Characteristics of Self-Powered Colloidal CdSe Quantum Dot-Based Photodiode H Kumar, Y Kumar, B Mukherjee, G Rawat, C Kumar, BN Pal, S Jit,IEEE J. Quantum Electron.2017, 53 (3), 1-8.
  7.  Visible-blind Au/ZnO quantum dots-based highly sensitive and spectrum selective Schottky photodiode Y Kumar, H Kumar, B Mukherjee, G Rawat, C Kumar, BN Pal, S Jit,IEEE Trans. Electron Devices, 2017, 64 (7), 2874-2880
  8. Colloidal ZnO quantum dots based spectrum selective ultraviolet photodetectors Y Kumar, H Kumar, G Rawat, C Kumar, A Sharma, BN Pal, S JitIEEE Photon. Technol. Lett.2017,29 (4), 361-364
  9. Heating Effects of Colloidal ZnO Quantum Dots (QDs) on ZnO QD/CdSe QD/MoOx Photodetectors H Kumar, Y Kumar, G Rawat, C Kumar, B Mukherjee, BN Pal, S JitIEEE Trans. Nanotechnol.2017,16 (6), 1073-1080
  10.  Colloidal CdSe Quantum Dots and PQT-12-Based Low-Temperature Self-Powered Hybrid Photodetector H Kumar, Y Kumar, G Rawat, C Kumar, B Mukherjee, BN Pal, S JitIEEE Photon. Technol. Lett. 29 (20), 1715-1718
  11. Kink effect in TiO2 embedded ZnO quantum dot-based thin film transistors H Kumar, Y Kumar, K Singh, S Kumar, G Rawat, C Kumar, BN Pal, S JitElectronics Letters2017,53 (4), 262-264
  12. Correlation between structural, optical and magnetic properties of Mn-doped ZnO P Kumar, BK Singh, BN Pal, PC Pandey Appl. Phys. A2016,8 (122), 1-12
  13.  IK Kim, BN Pal, M Ullah, PL Burn, SC Lo, P Meredith, EB Namdas, High‐Performance, SolutionProcessed Non‐polymeric Organic Photodiodes, Advanced Optical Materials 3 (1), 50-56
  14. . K. Muhieddine, M.Ullah, B. N. Pal, P. Burn, and E. B. Namdas, All Solution-Processed, Hybrid Light Emitting Field Effect Transistors Adv. Mater.2014, 26, 6410–6415IF 19
  15.  Dani M Lyons, Ardalan Armin, Martin Stolterfoht, Ravi Chandra R. Nagiri,Ross D Jansen-van Vuuren, Bhola N Pal, Paul L Burn, Shih-Chun Lo, Paul Meredith, Narrow band green organic photodiodes for imaging, Organic electronics2014, 15, 2903–2911
  16.  W. Koh, A. Y. Koposov, J. T. Stewart, B N. Pal, I. Robel, J. M. Pietryga& Victor I. Klimov, Heavily doped n-type PbSe and PbS nanocrystals using ground-state charge transfer from cobaltocene, Scientific Report  3 : 2004 (2013), DOI: 10.1038/srep02004,
  17.  DipankarChakravorty, Bhola Nath Pal, Shilpi Banerjee , Amrita Mandal, SreemantaMitra, DhritiRanjanSaha, Sensing Behaviour of Some Nanocomposite Systems,Soft Nanoscience Letters, 2013, 3, 12-15
  18. B. N. Pal, I. Robel, A. Mohite, R. Laocharoensuk D. Werder, and V. I. Klimov “High-Sensitivity p-n Junction Photodiodes Based on PbS Nanocrystal Quantum Dots”, Adv. Funct. Mater.,22, 1741-1748, 2012 IF 11.4
  19. .B. N. Pal, Y. Ghosh, S. Brovelli, R. Laocharoensuk, Victor. I. Klimov, J. Hollingsworth, H. Htoon, “Giant' CdSe/CdS core/shell nanocrystal quantum dots as efficient electroluminescent materials: Strong influence of shell thickness on light-emitting diode performance”, Nano Lett., 12 (1), pp 331–336, 2012.IF 12.7
  20. S. Brovelli1, F.Santamaría1, R. Viswanatha1, B. N. Pal, S. A. Crooker, V.I. Klimov. Wavefunction engineering in core-shell semiconductor nanocrystals: from fine tunedexciton dynamics and suppressed Augerrecombination to dual-color
  21. J. Sun, B. N. Pal, B. J. Jung, and H. E. Katz, Solution process vertical p-n junction diode for high current density and high speed rectification, organic electronics, 10, 1-7,2009.
  22.  A. Bose, B.N.Pal, A. Datta and D.ChakravortySynthesis of two-dimensional metallic silver using sodium beta-alumina crystal channels”,J. Non-Cryt. Solids355 (2009) 1448-1452.
  23. .B. N. Pal, B. M. Dhar,K. See, and H. E. Katz, “Solution-deposited sodium beta-alumina gate dielectrics for low-voltage and transparent field-effect transistors”, Nature Materials,8, 898-903, 2009. IF 39.7 News and View: “OXIDE DIELECTRICS A change of direction” H Klauk, Nature Materials, 8, 853-854, 2009.
  24. .B. N. Pal, J. Sun, B. J. Jung, and H. E. Katz, “Pentacene-Zinc Oxide Vertical Diode with Compatible Grains and 15-MHz Rectification”, Adv. Mater., 20, 1023, 2008. IF 19
  25.  B.N. Pal, P. Trottman, J. Sun, H.E. Katz, “Solution-deposited Zinc oxide and Zinc oxide/Pentacene Bilayer Transistors: High Mobility n-Channel, Ambipolar and Nonvolatile Devices”, Adv. Funct. Mater., 18, 1832, 2008. IF 11.4
  26. Takao Someya, Bholanath Pal, Jia Huang, and Howard E. Katz,  “Organic Semiconductor Devices with Enhanced Field and Environmental Responses”, MRS Bulletin.  33, 690, 2008.
  27. B. N. Pal, Jia Sun, B. J. Jung, and H. E. Katz, Solution-deposited ZnO-organic diodes with high current density and high frequency rectification under ambient conditions, MRS  Proc., (2007) 1035-L05-28
  28. . Bhola Nath Pal and DipankarChakravorty, Humidity sensing by composites of glass ceramics containing silver nanoparticles and their conduction mechanism”, Sensor and Actuator B, 114 (2006) 1043
  29. SoumitraKar, BholaNath Pal, Subhadra Chaudhuri1 and DipankarChakravorty.  “One-Dimensional ZnO Nanostructure Arrays- Synthesis, Characterization and Gas Sensing Behavior”, J. Phys. Chem. B,110 (2006) 4605-4611.
  30.  BholaNath Pal, and DipankarChakravorty.  “Pattern Formation of Zinc Nanoparticles in Silica Film by Electrodeposition,” J. Phys. Chem. B,110 (2006) 20917-20921
  31. D. Chakravorty, S. Basu, P. K. Mukherjee, S. K. Saha, B. N. Pal, A, Dan and S. Battacharya, “Novel Properties of glass-metal nanocomposites” J. of alloys and compounds352 (2006), 601-609
  32.  B. N. Pal,S. Basu and    D. Chakravorty, “Humidity sensing by Fractally Grown Nanocomposites”, J. Appl. Phys., 97, (2005), 034311
  33. . B.N.Pal and D.Chakravorty“Humidity Sensing by Composites with Tin-Tin Oxide Core-Shell Nanostructure”, J. Phys. D , 38 , (2005), 3537-3542.
  34.  B. N. Pal, S. Basu and D. Chakravorty “Electrically Aligned Binary System of Nanoparticles”, J. Appl. Phys., 98, (2005)084306.
  35. D. Chakravorty, K. Chatterjee, B. N. Pal, P K Mukherjee, S Banerjee, T. K.  Kundu, S.    K. Bhattacharyya and S. K. Saha; “Nanocomposites and nanowires”, Proceedings of X APAM Topical Seminer and    Conference Materials of Siberia, Nanoscience and Technology, 361 (2003).
  36. . B. N. Pal, S.Basu ,R.Das, and D.Chakravorty, Electrically Guided Assembly of  Planar Superlattices in Binary Colloidal Suspensions of Nano particles,Solid State Physics (India)46 (2003), 141
  37. B.N.Pal,T.Kundu, S.Banerjee and D.Chakravorty  “Humidity Sensing by Nanocomosites of Silver nano particles in Silicate Glass-Ceramics”, J. Appl. Phys., 93, 4201 (2003).
1 Megahertz organic/polymer diodes and methods related thereto”, H. E. Katz, B. N. Pal, and J. Sun, US patent office,: US8330149 B2 (Granted)
 
2. Low-voltage, n-channel hybrid transistor”, H. E. Katz, B. N. Pal, and K. See, US Patent office,: US8963126 B2 (Granted)
3. “Device having high dielectric constant, ionically polarizable materials” H. E. Katz, B. N. Pal, and K. See, US patent office,: US8766246 B2 (Granted)
PhD position is available. Please e-mail me for more information.
Group Members
Ph.D. Students
 Mr. Anand Sharma
 Research Interests:
 Solution-Processed Fabrication of Thin Film Transistor, Quantum Dot Light Emitting Transistor.
 Enrolment Year: 2014
anandbhu12191@gmail.com                        
 +91-9411489956
   Mr. Satya Veer Singh
 Research Interests:
 Solution - Processed Plasmonic Solar Cell, In-situ Growth of metal nano particle, Quantum Dot Synthesis
 Enrolment Year: 2014
 satyaveersingh777@gmail.com                     
  +91-8410421757
 Mr. Nitesh Kumar Chaurasia
 Research Interests:
Quantum Dot based Ultrafast Photodetector, Solution Processed Thin Film Transistor                              
 Enrolment Year: 2015                              
niteshphyzics@gmail.com                     
+91-7376508317
Mr. Vishwas Acharya
Research Interests:
Fabrication of Light Emitting Diode, AC-EL
 Enrolment Year: 2015                                        
vishwasacharya59@gmail.com
+91-9415272363
 Ms. Nila Pal
 Research Interests:
 Fabrication of Thin Film Transparent Transistor by Sol-Gel Method, Quantum Dot based Light    Emitting Transistor
 Enrolment Year: 2017                                 
 nilapal.rs.mst17@itbhu.ac.in                      
+91-9735017118
Mr. Ashok Mondal
 Research Interests:
Fabrication of thin film, Quantum Dot Optoelectronic devices
 Enrolment Year: 2017

ashokmondal.physics@gmail.com
+91-9775735200

M.Tech. Students
 Ms. Shipra Gupta

 Research Interest:
Nanomaterials & optoelectronic devices
Shiprag.mst16@itbhu.ac.in
+91-7355101880

 

S.N. Name of Instruments  
1 Spin Coater (Max. RPM 10K )
(Apexic India )
2 Thermal Evaporator
( Mansa Vacuum Equipment & Hind High Vacuum )
3 Plasma Surface Cleaner (O2, H2 , Ar)
(Diener electronic GmbH)
4 I-V Measurement
(Keysight  B2912A)
 
5 Photoluminescence
(Research India RIFS-T1705)
 
6 Microwave-Ultraviolet-Ultrasonic
(SINEO-UWave-1000)
7 Parameter (Semiconductor device) Analyzer
(Keysight  B1500A)
8 Muffle Furnaces
(Temperature Upto 10000C )