Vaibhav Varade, Ph.D.

Department
Department of Condensed Matter Physics
Phone
+420 95155 2885
E-mail
vaibhavtvarade@mag.mff.cuni.cz
Room / building
C 111, 1st floor, Kryogenní pavilon, V Holešovičkách 747/2, Praha 8

PERSONAL DETAILS:

Surname(s)/Name(s): Varade, Vaibhav

Present Address: C 111, 1st floor, Kryogenní pavilon, V Holešovičkách 747/2, Praha 8

Mobile: +420 95155 2885

Email: vaibhavtvarade@mag.mff.cuni.cz

Research interests: Molecular-electronics/spintronics, 2D magnets, chiral induced spin selectivity, 2-dimensional materials, valleytronics, organic semiconductors.

EDUCATION:

2007-2014: PhD (Degree awarded in March 2015) Thesis Title: “Charge transport and photo-physical studies in conjugated polymers, hybrid nanocomposites and devices” Organization: Indian Institute of Science, Bangalore, India

2004-2007: MS (Physical Sciences) Organization: Indian Institute of Science, Bangalore, India

2000-2003: BSC (Honors) in Physics Organization: University of Delhi, Delhi, India

PROFESSIONAL EXPERIENCE:

2/2019-Today: Senior Post-Doctoral Researcher Organization: Department of Condensed Matter Physics, Charles University,
Prague, Czech Republic Activities: Fabrication and Cryomagnetic-opto electronic measurements of 2-dimensional material and hybrid structures

3/2015-3/2018: Post-Doctoral Researcher Organization: Department of Chemical Physics, Weizmann Institute of Science, Rehovot, Israel Activities: Spintronics with Chirality Induced Spin Selectivity (CISS): fabrication of micro spin-valves of chiral molecules and magneto-transport measurements/AFM

8/2007-2/2008: Visiting Scientist (Student Exchange Program through CIMO-Sitra fellowship) Organization: Department of Physics, University of Jyvaskyla, Jyvaskyla, Finalnd Activities: Charge transport measurements in electro-polymerized nanostructures of conducing polymers

RESEARCH SKILLS:

Experimental: - Micro/nano device fabrication using photo/e-beam lithography
- Cryomagnetic photoluminescence/Raman and Magneto-transport measurements
- Magnetic and conductive probe AFM
- CVD of 2D materials, electropolymerization of conducting polymers and growth of self-assembled monolayers
- Material deposition techniques like thermal/e-beam evaporation, sputtering and ALD, Chemical vapor deposition for 2-dimensional materials
- Optical spectroscopic characterizations: UV-VIS, photoluminescence, FTIR

Theoretical: - Quantum transport, valley physics, organic/nano electronics, spintronics, analysis of magneto-transport data, Raman & Photoluminescence data

Programming: - LabView, Matlab, Origin, Gwyddion (AFM), LaTex, PowerPoint Communications: - Experience in writing scientific reports, papers and proposals
- Experience in reviewing the scientific manuscripts

Languages - English, Hindi, Marathi

LIST OF PUBLICATIONS:

(Corresponding Author)
1. Anju kumari, Shobhit M. Shanbhog, Irana Udachyan, Sakthivel Kandaiah, Amit Roy, Vaibhav Varade, Anjaneyulu Ponnam
, “Interface driven multifunctionality in two-dimensional TiO2 nanosheet/poly (dimercaptothiadiazole-triazine) hybrid resistive random acess memory device” ACS Appl. Mater. Interfaces, 12(50), 56568 (2020)
2. P. Anjaneyulu*, Vaibhav Varade, C. S. Suchand Sangeeth, Reghu Menon, “Anomalous Current-Voltage and Impedance behaviour in Poly 3-methylthiophene devices” Journal of Physics D: Applied Physics, 53(29), 295301 (2020)
3. GV Honnavar*, Vaibhav Varade, P Goel, KP Ramesh, “Observation of mixed alkali like behaviour by fluorine ion in mixed alkali oxyfluro vanadate glasses: Analysis from AC conductivity measurements” AIP Conference Proceedings 2115 (1), 030226 (2019)
4. Francesco Tassinari, Dilhara R. Jayarathna, Nirit Kantor-Uriel, Kathryn L. Davis, Vaibhav Varade, Catalina Achim, Ron Naaman*, “Chirality dependent charge transfer rate in oligopeptides” Advanced Materials 30, 1706423 (2018)
5. Vaibhav Varade, Tal Markus, Kiran Vankayala, Mordechai Sheves, Ron Naaman*, “Bacteriorhodopsin based nonmagnetic spin filters for biomolecular spintronics” Physical Chemistry Chemical Physics 20, 1091 (2018)
6. Karen Michaeli, Vaibhav Varade, Ron Naaman*, David Waldeck, “A new approach towards spintronics-spintronics with no magnets” J. Phys.: Condens. Matter 29, 103002 (2017)
7. Brian P Bloom, Vankayala Kiran, Vaibhav Varade, Ron Naaman, David H Waldeck*, “Spin Selective Charge Transport through Cysteine Capped CdSe Quantum Dots” Nano Letters 16 (7), 4583-4589 (2016)
8. Amardeep M Jagtap, Vaibhav Varade, Bharathi Konkena, KP Ramesh, Abhijit Chatterjee, Arup Banerjee, Naresh Babu Pendyala, KSR Koteswara Rao*, “Interactions between photoexcited NIR emitting CdHgTe quantum dots and graphene oxide” Journal of Applied Physics 119 (7), 074306 (2016)
9. Motiur Rahman Khan, Vaibhav Varade, KSR Koteswara Rao*, R Menon, “Injection barrier induced deviations in space charge limited conduction in doped poly (3-methylthiophene) based devices” Journal of Applied Physics 118 (16), 164503 (2015)
10. Vaibhav Varade*, Amardeep M Jagtap, P Anjaneyulu, KSR Koteswara Rao, KP Ramesh, R Menon, “Efficient charge transfer and field-induced tunneling transport in hybrid composite device of organic semiconductor and cadmium telluride quantum dots” Journal of Applied Physics 117 (21), 215503 (2015)
11. Ramesh B Kamble*, Vaibhav Varade, KP Ramesh, V Prasad, “Domain size correlated magnetic properties and electrical impedance of size dependent nickel ferrite nanoparticles” AIP Advances 5 (1), 017119 (2015)
12. P Anjaneyulu*, Vaibhav Varade, CS Suchand Sangeeth, KP Ramesh, R Menon, “Field dependent and disorder-induced nonlinear charge transport in electrochemically doped polypyrrole devices” Journal of Physics D: Applied Physics 47 (50), 505106 (2014)
13. Vaibhav Varade*, P Anjaneyulu, CS Suchand Sangeeth, KP Ramesh, R Menon, “Electric field activated nonlinear anisotropic charge transport in doped polypyrrole” Applied Physics Letters 103 (23), 233305 (2013)
14. Vaibhav Varade*, Gajanan V Honnavar, P Anjaneyulu, KP Ramesh, Reghu Menon, “Probing disorder and transport properties in polypyrrole thin-film devices by impedance and Raman spectroscopy” Journal of Physics D: Applied Physics 46 (36), 365306 (2013)
15. Vaibhav Varade*, P Anjaneyulu, CS Suchand Sangeeth, KP Ramesh, Reghu Menon, “Role of carrier density and disorder on anisotropic charge transport in polypyrrole” Journal of Applied Physics 113 (2), 023708(2013)

CONTRIBUTION IN CONFERENCES, SYMPOSIUMS AND WORKSHOPS:

1. IVS 35th Annual Conference and Workshop (2017), Weizmann Institute of Science, Rehovot, Israel “Bimolecular spin valves based on bacteriorhodopsin” Vaibhav Varade, Tal Markus, Kiran Vankayala, Mudi Shelves, Ron Naaman (Poster)
2. European Conference on Molecular Electronics (2017), Dresden, Germany “Bacteriorhodopsin based non-magnetic spin filters for biomolecular spintronics” Vaibhav Varade, Tal Markus, Kiran Vankayala, Mordechai Sheves, Ron Naaman (Poster)
3. 9th International Conference on Materials for Advanced Technologies (2017), Singapore “Charge transport studies in doped poly(3,4ethylenedioxythiophene) [PEDOT] devices” Amit Roy, Vaibhav Varade, P. Anjaneyulu, Reghu Menon (Poster)
4. From Molecular beam to Photosynthesis (2017), Weizmann Institute of Science, Bangalore, India “Biomolecular spin valves based on bacteriorhodopsin” Vaibhav Varade, Tal Markus, Kiran Vankayala, Mudi Shelves, Ron Naaman (Poster)
5. VolkswagenStiftung_3rd International Statussymposium on "Integration of Molecular Components in Functional Macroscopic Systems" (2016), Hanover, Germany “Magnetoresistance devices based on chiral induced spin selective effect and semiconducting polymers” Vaibhav Varade, P. Roy, P. C Mondal, H. A. Bustami, Ron Naaman (Poster)
6. Israel-India workshop on “Nanoscience and Nanotechnology” (2015), Weizmann Institute of Science, Rehovot, Israel “Chiral Induced Spin Selectivity in Cysteine Capped CdSe Quantum Dots” Vaibhav Varade, B. P. Bloom, V. Kiran, R. Naaman, D. H. Waldeck (Poster)
7. Winter School-2014 on “Frontiers in Materials Science”, JNCASR, Bangalore, India “Field-induced transition from direct to Fowler-Nordheim tunneling in hybrid composite device of PEDOT:PSS and CdTe quantum dots” Vaibhav Varade, Amardeep M Jagtap, P Anjaneyulu, KSR Koteswara Rao, KP Ramesh, R Menon (Poster)
8. International Conference on Synthetic Metals (ICSM–2014), Turku, Finland “Carrier density and disorder dependent charge transport in hexafluorophosphate doped-poly(3,4-ethylenedioxythiophene) thin film devices” A. Roy, Vaibhav Varade, P. Anjaneyulu, R. Menon (Poster)
9. International Union of Material Research Society (IUMRS–2013), Indian Institute of Science, Bangalore, India “Carrier density and disorder dependent opto-electrical studies of doped poly(3-hexylthiophene) devices” Vaibhav Varade, Gajanan V. Honnavar, P. Anjaneyulu, K. P. Ramesh and R. Menon (Poster)

 

Charles University, Faculty of Mathematics and Physics
Ke Karlovu 3, 121 16 Praha 2, Czech Republic
VAT ID: CZ00216208

HR Award at Charles University

4EU+ Alliance