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NIRAVKUMAR JOSHI. Completed the Doctor of Philosophy in PhD in 2012 by The Maharaja Sayajirao University of Baroda, Master in Master of Science in 2008 by The Maharaja Sayajirao University of Baroda and Bachelor in Bachelor of Science in 2006 by The Maharaja Sayajirao University of Baroda. Is Postdoctoral Researcher in Sao Carlos Institute of Physics, University of Sao Paulo, Brazil. Works in the area(s) of Exact Sciences with emphasis on Physical Sciences with emphasis on Condensed Matter Physics. In his curriculum Ciência Vitae the most frequent terms in the context of scientific, technological and artistic-cultural output are: Gas Sensors; Thin Film Devices; Nanostructured Materials; Microsensors; Microfabrication; .
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Identification

Personal identification

Full name
NIRAVKUMAR JOSHI

Citation names

  • JOSHI, NIRAVKUMAR
  • Nirav Joshi
  • N J Joshi

Author identifiers

Ciência ID
8D16-065D-7BB7
ORCID iD
0000-0003-4220-9622
Google Scholar ID
https://scholar.google.com/citations?user=BuBm4UgAAAAJ&hl=en
Scopus Author Id
55649980900

Telephones

Mobile phone
  • (+5516) 98838360 (Personal)

Addresses

  • Rua Marechal Deodoro, 1234, APT 132 - Bloco I - Edifício A, 13560-200, Sao Carlos, Sao Paulo, Brazil (Personal)

Knowledge fields

  • Exact Sciences - Physical Sciences - Condensed Matter Physics

Languages

Language Speaking Reading Writing Listening Peer-review
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
Gujarat (Mother tongue)
Hindi Proficiency (C2) Proficiency (C2) Proficiency (C2) Proficiency (C2) Proficiency (C2)
Portuguese Beginner (A1) Beginner (A1)
Education
Degree Classification
2009 - 2012
Concluded
 PhD (Doctor of Philosophy)
Major in Applied Physics
The Maharaja Sayajirao University of Baroda, India
"Studies of Nano-sized High Dielectric Constant Materials" (THESIS/DISSERTATION)
2006 - 2008
Concluded
 Master of Science (Master)
Major in Applied Physics
The Maharaja Sayajirao University of Baroda, India
2003 - 2006
Concluded
 Bachelor of Science (Bachelor)
Major in Physics
The Maharaja Sayajirao University of Baroda, India
Affiliation

Positions / Appointments

Category
Host institution 		Employer
2018/06/01 - Current Postdoctoral Researcher Sao Carlos Institute of Physics, University of Sao Paulo, Brazil, Brazil
2017/05/01 - 2018/04/30 Postdoctoral Researcher University of California Berkeley, United States
2016/01/01 - 2017/04/30 Postdoc Researcher Sao Carlos Institute of Physics, University of Sao Paulo, Brazil, Brazil
2015/03/09 - 2015/12/05 Assistant Professor Shroff S R Rotary Institute of Chemical Technology, India
2014/07/25 - 2015/03/06 Assistant Professor ITM Vocational University, India
2014/03/01 - 2014/06/30 Research Fellow Chonnam National University, South Korea
2012/08/01 - 2014/02/28 Research Associate Bhabha Atomic Research Centre, India
Projects

Grant

Designation Funders
2017/05/01 - 2018/04/30 Nanomaterial-based heterostructures: synthesis and their gas sensing properties
16/23474-6
Post-doc Fellow
University of California Berkeley, United States
 Fundação Amazônia Paraense de Amparo à Pesquisa
Concluded

Contract

Designation Funders
2012/08/01 - 2014/02/28 All Polymer Flexible Gas Sensors (Flexi sensors)
4705-C
Researcher
Bhabha Atomic Research Centre, India
 Centre Franco-Indien pour la Promotion de la Recherche Avancée
Concluded

Other

Designation Funders
2016/01 - Current Enhanced sensitive and selective sensors made with p-NiO nanowire/n-ZnO nanowire heterostructures
14/23546-1
Post-doc Fellow
Sao Carlos Institute of Physics, University of Sao Paulo, Brazil, Brazil
Ongoing
Outputs

Publications

Book chapter
  1. JOSHI, NIRAVKUMAR. "Nanosensors for monitoring indoor pollution in smart cities". 2020.
    10.1016/b978-0-12-819870-4.00014-1
  2. JOSHI, NIRAVKUMAR. "Carbon Nanotubes-Based Nanocomposite as Photoanode". 2019.
    10.1002/9781119557401.ch10
  3. JOSHI, NIRAVKUMAR. "Graphene-Containing Microfluidic and Chip-Based Sensor Devices for Biomolecules". 2019.
    10.1016/b978-0-12-815394-9.00013-3
  4. JOSHI, NIRAVKUMAR. "Chapter 9 - Wide-Angle X-ray Diffraction (WXRD): Technique for Characterization of Nanomaterials and Polymer Nanocomposites". edited by Sabu Thomas; Raju Thomas; Ajesh K. Zachariah; Raghvendra Kumar Mishra, 313-337. Elsevier, 2017.
    https://doi.org/10.1016/B978-0-323-46141-2.00009-2
Conference paper
  1. Liu, H.; Chu, Y.; Liu, Y.; Hayasaka, T.; Shao, Z.; Joshi, N.; Wang, X.; You, Z.; Lin, L.. "Label-Free AC Sensing by a Graphene Transistor for 100-ppb Formaldehyde in Air". 2019.
    10.1109/MEMSYS.2019.8870717
  2. JOSHI, NIRAVKUMAR. "Selective sensing of chemical vapors using phase spectra detection on CVD graphene fet". 2018.
    10.1109/memsys.2018.8346521
  3. Liu, H.; Chu, Y.; Liu, Y.; Hayasaka, T.; Joshi, N.; Cui, Y.; Wang, X.; You, Z.; Lin, L.. "Selective sensing of chemical vapors using phase spectra detection on CVD graphene fet". 2018.
    10.1109/MEMSYS.2018.8346521
  4. Joshi, N.; Shimizu, F.M.; Awan, I.T.; M'Peko, J.-C.; Mastelaro, V.R.; Oliveira, O.N.; Da Silva, L.F.. "Ozone sensing properties of nickel phthalocyanine:ZnO nanorod heterostructures". 2017.
    10.1109/ICSENS.2016.7808407
Journal article
  1. JOSHI, NIRAVKUMAR. "All-Carbon Based Flexible Humidity Sensor". Journal of Nanoscience and Nanotechnology (2019): http://dx.doi.org/10.1166/jnn.2019.16821.
    10.1166/jnn.2019.16821
  2. JOSHI, NIRAVKUMAR. "A Special Section on Applications of 2D/3D Materials in Sensing and Photocatalysis". Journal of Nanoscience and Nanotechnology (2019): http://dx.doi.org/10.1166/jnn.2019.16841.
    10.1166/jnn.2019.16841
  3. JOSHI, NIRAVKUMAR. "UV-assisted chemiresistors made with gold-modified ZnO nanorods to detect ozone gas at room temperature". Microchimica Acta (2019): http://dx.doi.org/10.1007/s00604-019-3532-4.
    10.1007/s00604-019-3532-4
  4. JOSHI, NIRAVKUMAR. "Dew Point Measurement Using a Carbon-Based Capacitive Sensor with Active Temperature Control". ACS Applied Materials & Interfaces (2019): http://dx.doi.org/10.1021/acsami.8b18538.
    10.1021/acsami.8b18538
  5. JOSHI, NIRAVKUMAR. "Au–TiO2-Loaded Cubic g-C3N4 Nanohybrids for Photocatalytic and Volatile Organic Amine Sensing Applications". ACS Applied Materials & Interfaces (2018): http://dx.doi.org/10.1021/acsami.8b08091.
    10.1021/acsami.8b08091
  6. JOSHI, NIRAVKUMAR. "Yolk-shelled ZnCo2O4 microspheres: Surface properties and gas sensing application". Sensors and Actuators B: Chemical 257 (2018): 906-915. http://www.sciencedirect.com/science/article/pii/S0925400517321743.
    https://doi.org/10.1016/j.snb.2017.11.041
  7. JOSHI, NIRAVKUMAR. "A review on chemiresistive room temperature gas sensors based on metal oxide nanostructures, graphene and 2D transition metal dichalcogenides". Microchimica Acta 185 4 (2018): 213-213. https://doi.org/10.1007/s00604-018-2750-5.
    10.1007/s00604-018-2750-5
  8. Joshi, N.; da Silva, L.F.; Jadhav, H.S.; Shimizu, F.M.; Suman, P.H.; M'Peko, J.-C.; Orlandi, M.O.; et al. "Yolk-shelled ZnCo 2 O 4 microspheres: Surface properties and gas sensing application". Sensors and Actuators, B: Chemical 257 (2018): 906-915. http://www.scopus.com/inward/record.url?eid=2-s2.0-85034045077&partnerID=MN8TOARS.
    10.1016/j.snb.2017.11.041
  9. JOSHI, NIRAVKUMAR. "AC phase sensing of graphene FETs for chemical vapors with fast recovery and minimal baseline drift". Sensors and Actuators B: Chemical 263 (2018): 94-102. http://www.sciencedirect.com/science/article/pii/S0925400518302685.
    https://doi.org/10.1016/j.snb.2018.01.244
  10. Liu, H.; Liu, Y.; Chu, Y.; Hayasaka, T.; Joshi, N.; Cui, Y.; Wang, X.; You, Z.; Lin, L.. "AC phase sensing of graphene FETs for chemical vapors with fast recovery and minimal baseline drift". Sensors and Actuators, B: Chemical 263 (2018): 94-102. http://www.scopus.com/inward/record.url?eid=2-s2.0-85042196671&partnerID=MN8TOARS.
    10.1016/j.snb.2018.01.244
  11. Gusain, Abhay; Joshi, Nirav J.; Varde, P. V.; Aswal, D. K.. "Flexible NO gas sensor based on conducting polymer poly[N-9'-heptadecanyl-2,7-carbazole-alt-5,5-(4',7'-di-2-thienyl-2',1',3'-benzothiadiazole)] (PCDTBT)". Sensors and Actuators B: Chemical 239 (2017): 734-745.
    http://dx.doi.org/10.1016/j.snb.2016.07.176
  12. Gusain, A.; Joshi, N.J.; Varde, P.V.; Aswal, D.K.. "Flexible NO gas sensor based on conducting polymer poly[N-9'-heptadecanyl-2,7-carbazole-alt-5,5-(4',7'-di-2-thienyl-2',1',3'-benzothiadiazole)] (PCDTBT)". Sensors and Actuators, B: Chemical 239 (2017): 734-745. http://www.scopus.com/inward/record.url?eid=2-s2.0-84982104733&partnerID=MN8TOARS.
    10.1016/j.snb.2016.07.176
  13. Joshi, Nirav; da Silva, Luis F.; Jadhav, Harsharaj; M'Peko, Jean-Claude; Millan Torres, Bruno Bassi; Aguir, Khalifa; Mastelaro, Valmor R.; Oliveira, Osvaldo N.. "One-step approach for preparing ozone gas sensors based on hierarchical NiCo2O4 structures". RSC Advances 6 95 (2016): 92655-92662. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000385389800060&KeyUID=WOS:000385389800060.
    10.1039/c6ra18384k
  14. Rakshit, Priya; Joshi, Nirav; Jain, Ramesh; Shah, Shailesh. "Synthesis and Characterization of Polyurea Resin for Dielectric Coating Applications". Polymer-Plastics Technology and Engineering 55 16 (2016): 1683-1692.
    10.1080/03602559.2016.1163609
  15. Kumar, A.; Joshi, N.; Samanta, S.; Singh, A.; Debnath, A.K.; Chauhan, A.K.; Roy, M.; et al. "Room temperature detection of H2S by flexible gold-cobalt phthalocyanine heterojunction thin films". Sensors and Actuators, B: Chemical 206 (2015): 653-662. http://www.scopus.com/inward/record.url?eid=2-s2.0-84908428383&partnerID=MN8TOARS.
    10.1016/j.snb.2014.09.074
  16. Joshi, Nirav; Saxena, Vibha; Singh, Ajay; Koiry, S. P.; Debnath, A. K.; Chehimi, Mohamed M.; Aswal, D. K.; Gupta, S. K.. "Flexible H2S sensor based on gold modified polycarbazole films". Sensors and Actuators B: Chemical 200 (2014): 227-234. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000337880800030&KeyUID=WOS:000337880800030.
    10.1016/j.snb.2014.04.041
  17. Mekki, Ahmed; Joshi, Nirav; Singh, Ajay; Salmi, Zakaria; Jha, Purushottam; Decorse, Philippe; Lau-Truong, Stéphanie; et al. "H2S sensing using in situ photo-polymerized polyaniline–silver nanocomposite films on flexible substrates". Organic Electronics 15 1 (2014): 71-81. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000328855800011&KeyUID=WOS:000328855800011.
    10.1016/j.orgel.2013.10.012
  18. Joshi, N. J.; Shrinet, V.; Pratap, Arun. "Influence of Metal Doping on Electrical Properties of Nano Barium Titanate". Advanced Electrochemistry 2 1 (2014): 3-8.
    10.1166/adel.2014.1033
  19. Singh, Ajay; Kumar, Ashwini; Kumar, Arvind; Samanta, S.; Joshi, Nirav; Balouria, Vishal; Debnath, A. K.; et al. "Bending stress induced improved chemiresistive gas sensing characteristics of flexible cobalt-phthalocyanine thin films". Applied Physics Letters 102 13 (2013): http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000317240200041&KeyUID=WOS:000317240200041.
    10.1063/1.4800446
  20. Pratap, A.; Joshi, N. J.; Rakshit, P. B.; Grewal, G. S.; Shrinet, V.. "DIELECTRIC BEHAVIOR OF NANO BARIUM TITANATE FILLED POLYMERIC COMPOSITES". International Journal of Modern Physics: Conference Series 22 (2013): 1-10.
    10.1142/S2010194513009859
  21. Singh, Ajay; Salmi, Zakaria; Joshi, Nirav; Jha, Purushottam; Decorse, Philippe; Lecoq, Helene; Lau-Truong, Stephanie; et al. "Electrochemical investigation of free-standing polypyrrole-silver nanocomposite films: a substrate free electrode material for supercapacitors". RSC Advances 3 46 (2013): 24567-24575. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000326745100091&KeyUID=WOS:000326745100091.
    10.1039/c3ra42786b
  22. Singh, Ajay; Salmi, Zakaria; Jha, Purushottam; Joshi, Nirav; Kumar, Ashwini; Decorse, Philippe; Lecoq, Helene; et al. "One step synthesis of highly ordered free standing flexible polypyrrole-silver nanocomposite films at air-water interface by photopolymerization". RSC Advances 3 32 (2013): 13329-13336. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000322068400039&KeyUID=WOS:000322068400039.
    10.1039/c3ra40884a
  23. Singh, Ajay; Salmi, Zakaria; Joshi, Nirav; Jha, Purushottam; Kumar, Ashwini; Lecoq, Helene; Lau, Stephanie; et al. "Photo-induced synthesis of polypyrrole-silver nanocomposite films on N-(3-trimethoxysilylpropyl)pyrrole-modified biaxially oriented polyethylene terephthalate flexible substrates". RSC Advances 3 16 (2013): 5506-5523. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000316804300037&KeyUID=WOS:000316804300037.
    10.1039/c3ra22981e
  24. Joshi, N. J.; Rakshit, P. B.; Grewal, G. S.; Shrinet, V.; Pratap, A.; Bhardwaj, S; Shekhawat, MS; Suthar, B. "Temperature Dependence Dielectric properties of modified Barium Titanate-PVB Composites". Proceeding of International Conference on Recent Trends in Applied Physics & Material Science (Ram 2013) 1536 (2013): 691-692. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000320861200340&KeyUID=WOS:000320861200340.
    10.1063/1.4810415
  25. N. J. Joshi; G. S. Grewal; V. Shrinet; T. P. Govindan; A. Pratap. "Synthesis and dielectric behavior of nano-scale barium titanate". IEEE Transactions on Dielectrics and Electrical Insulation 19 1 (2012): 83-90.
    10.1109/TDEI.2012.6148505
  26. Joshi, N. J.; Grewal, G. S.; Shrinet, V.; Pratap, A.; Buch, N. J.. "Synthesis and Characterization of Nano-Barium Titanate Prepared by Hydrothermal Process". Integrated Ferroelectrics 115 1 (2010): 142-148. http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=ORCID&SrcApp=OrcidOrg&DestLinkType=FullRecord&DestApp=WOS_CPL&KeyUT=WOS:000285057400016&KeyUID=WOS:000285057400016.
    10.1080/10584587.2010.496614
  27. Desai, S.S.; Joshi, J.N.; Shaikh, A.M.. "Design and performance of a 2-D multi-wire position sensitive X-ray detector". Pramana - Journal of Physics 59 4 (2002): 611-619. http://www.scopus.com/inward/record.url?eid=2-s2.0-0036773043&partnerID=MN8TOARS.
    10.1007/s12043-002-0072-x
Activities

Conference scientific committee

Conference name Conference host
2016/10/30 - 2016/11/02 IEEE Sensors-Poster Session Chair Venkat Bhethanabotla University of South Florida USA