Select Publications

Journal articles

Singh VN; Mehta BR; Joshi RK; Kruis FE; Shivaprasad SM, 2007, 'Enhanced gas sensing properties of In2O3 : Ag composite nanoparticle layers; electronic interaction, size and surface induced effects', SENSORS AND ACTUATORS B-CHEMICAL, 125, pp. 482 - 488, http://dx.doi.org/10.1016/j.snb.2007.02.044

Singh VN; Rajmehta B; Joshi RK; Kruis FE, 2007, 'Effect of silver addition on the ethanol-sensing properties of indium oxide nanoparticle layers: Optical absorption study', Journal of Nanomaterials, 2007, http://dx.doi.org/10.1155/2007/28031

Singh VN; Mehta BR; Joshi RK; Kruis FE, 2007, 'Size-dependent gas sensing properties of indium oxide nanoparticle layers', Journal of Nanoscience and Nanotechnology, 7, pp. 1930 - 1934, http://dx.doi.org/10.1166/jnn.2007.743

Joshi RK; Kruis FE, 2007, 'Size-selected SnO1.8 : AAg mixed nanoparticle films for ethanol, CO, and CH4 detection', Journal of Nanomaterials, 2007, http://dx.doi.org/10.1155/2007/67072

Joshi RK; Kruis FE; Dmitrieva O, 2006, 'Gas sensing behavior of SnO1.8:Ag films composed of size-selected nanoparticles', Journal of Nanoparticle Research, 8, pp. 797 - 808, http://dx.doi.org/10.1007/s11051-005-9045-6

Joshi RK; Kruis FE, 2006, 'Influence of Ag particle size on ethanol sensing of SnO1.8: Ag nanoparticle films: A method to develop parts per billion level gas sensors', Applied Physics Letters, 89, http://dx.doi.org/10.1063/1.2360245

Joshi RK; Kumar P; Sehgal HK; Kanjilal A, 2006, 'Study of solution grown variable bandGap Pb1-xMnxS semiconductor nanoparticle films', Journal of the Electrochemical Society, 153, http://dx.doi.org/10.1149/1.2257384

Joshi RK, 2006, 'pH and temperature dependence of particle size in Pb1-xFexS nanoparticle films', Solid State Communications, 139, pp. 201 - 204, http://dx.doi.org/10.1016/j.ssc.2006.06.012

Joshi RK, 2006, 'Significance of solubility product in the solution growth of Pb 1-x M x S (M=Fe, Co, Cd, and Mn) nanoparticle films', Applied Physics Letters, 88, http://dx.doi.org/10.1063/1.2179111

Kruis FE; Joshi RK, 2006, 'Distinction between Size Effect and Specific Surface Area Effect of Mixed Nanoparticle Gas Sensors', Chemie Ingenieur Technik, 78, pp. 1346 - 1347, http://dx.doi.org/10.1002/cite.200650338

Joshi RK; Durai L; Sehgal HK, 2005, 'Change of majority carrier type in PbS nanoparticle films', Physica E: Low-dimensional Systems and Nanostructures 25 (4), 374-377, http://dx.doi.org/10.1016/j.physe.2004.07.001

Kruis FE; Joshi RK, 2005, 'Nanoparticle design and handling — challenges for engineers and particle technologists', China Particuology, 3, pp. 99 - 104, http://dx.doi.org/10.1016/s1672-2515(07)60175-4

Joshi RK; Subbaraju GV; Sharma R; Sehgal HK, 2004, 'Pb 1-x Fe x S nanoparticle films grown from acidic chemical bath', Applied Surface Science, 239, pp. 1 - 4, http://dx.doi.org/10.1016/S0169-4332(04)00492-1

Joshi RK; Subbaraju GV; Sharma R; Sehgal HK, 2004, 'Pb1-xFexS nanoparticle films grown from acidic chemical bath', APPLIED SURFACE SCIENCE, 239, pp. 1 - 4, http://dx.doi.org/10.1016/S0169-4332(04)00492-1

JOSHI R; SUBBARAJU G; SHARMA R; SEHGAL H, 2004, 'Pb1−xFexS nanoparticle films grown from acidic chemical bath', Applied Surface Science, 239, pp. 1 - 4, http://dx.doi.org/10.1016/s0169-4332(04)00492-1

Joshi RK; Sehgal HK, 2004, 'Density of states near Fermi level in PbS nanoparticle films', Physica E: Low-Dimensional Systems and Nanostructures, http://dx.doi.org/10.1016/j.physe.2004.03.005

Joshi RK; Mathur N; Subbaraju GV; Sehgal HK, 2004, 'Solution grown Pb1−xCoxS semiconductor nanoparticle films', Physica E: Low-Dimensional Systems and Nanostructures, http://dx.doi.org/10.1016/j.physe.2003.12.129

Joshi RK; Sehgal HK, 2004, 'Density of states near Fermi level in PbS nanoparticle films', PHYSICA E-LOW-DIMENSIONAL SYSTEMS & NANOSTRUCTURES, 23, pp. 168 - 170, http://dx.doi.org/10.1016/j.physe.2004.03.005

Joshi RK; Mohan S; Agarwal SK; Sehgal HK, 2004, 'Photovoltaic effect in nanocrystalline Pb1-xFe xS-single crystal silicon heterojunctions', Thin Solid Films, 447-448, pp. 80 - 84, http://dx.doi.org/10.1016/j.tsf.2003.09.026

Joshi RK; Kanjilal A; Sehgal HK, 2004, 'Solution grown PbS nanoparticle films', Applied Surface Science, 221, pp. 43 - 47, http://dx.doi.org/10.1016/S0169-4332(03)00955-3

Joshi RK; Sehgal HK, 2004, 'In situ assembled homojunctions in solution grown Pb1-xFexS nanoparticle films', Nanotechnology, 15, pp. 127 - 129, http://dx.doi.org/10.1088/0957-4484/15/1/024

Banerjee V; Joshi RK; Sehgal HK, 2004, 'Influence of adsorption and diffusion rates on the growth of [formula presented] nanoparticle films', Physical Review E - Statistical Physics, Plasmas, Fluids, and Related Interdisciplinary Topics, 70, pp. 6, http://dx.doi.org/10.1103/PhysRevE.70.036122

Joshi RK; Sehgal HK, 2004, 'The effect of DC biasing of Si substrates on the structure and grain size of Pb1-xFexS nanoparticle films', Nanotechnology, 15, pp. 23 - 26, http://dx.doi.org/10.1088/0957-4484/15/1/004

Joshi RK; Kanjilal A; Sehgal HK, 2003, 'Size dependence of optical properties in solution-grown Pb1-xFexS nanoparticle films', Nanotechnology, 14, pp. 809 - 812, http://dx.doi.org/10.1088/0957-4484/14/7/320

Joshi RK; Sehgal HK, 2003, 'Structure, conductivity and Hall effect study of solution grown Pb1-xFexS nanoparticle films', Nanotechnology, 14, pp. 592 - 596, http://dx.doi.org/10.1088/0957-4484/14/6/305

Joshi RK; Sehgal HK, 2003, 'Bias-induced changes in carrier type of Pb(1-x)Fe(x)S nanocrystalline solution grown thin films', Journal of Crystal Growth, 247, pp. 425 - 427, http://dx.doi.org/10.1016/S0022-0248(02)02016-X

Conference Papers

Joshi R; Lian B; You Y; Sahajwalla V; Leslie G; Chen V; Bustamante H, 2018, 'Applications of graphene oxide membranes', in ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, AMER CHEMICAL SOC, LA, New Orleans, presented at 255th National Meeting and Exposition of the American-Chemical-Society (ACS) - Nexus of Food, Energy, and Water, LA, New Orleans, 18 March 2018 - 22 March 2018, https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000435539900614&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=891bb5ab6ba270e68a29b250adbe88d1

Joshi RK, 2010, 'Graphene-based ultra-sensitive gas sensors', in Proceedings of IEEE Sensors, Institute of Electrical and Electronics Engineers (IEEE), presented at IEEE Sensors Conference, 08 April 2010 - 10 April 2010, http://dx.doi.org/10.1109/ICSENS.2010.5690325

Conference Posters

Lian B; Leslie G; Nishina Y; Joshi RK, 2016, 'High flux Graphene oxide membrane: the role of surfactant', State College, Pennsylvania, USA, presented at Carbon 2016, State College, Pennsylvania, USA, 10 July 2016 - 15 March 2017

Conference Presentations

Bhattacharjee S; MacIntyre R; Bahl P; Kumar U; Wen X; Chughtai A; Joshi R, 2022, 'Graphene derivative and metal nanoparticles coated silk fabrics with durable, multifunctional properties for numerous potential applications', presented at 3rd Advanced Materials Science World Congress 2022, 21 March 2022 - 23 March 2022

Bhattacharjee S; Joshi R; Yasir M; Adhikari A; Chughtai A; Heslop D; Bull R; Willcox M; MacIntyre R, 2021, 'Next-generation PPE: synergistic antimicrobial activity and low-cytotoxicity of graphene-derivative and nanoparticles on cotton/silk fabrics', presented at MRS Fall Meeting & Exhibit 2021, 06 December 2021 - 08 December 2021

Bhattacharjee S; MacIntyre R; Wen X; Bahl P; Kumar U; Chughtai A; Joshi R, 2021, 'Functionalization of cotton fabric through coating of reduced graphene oxide and diffused nanoparticles using silane coupling agent', presented at 9th European Conference on Protective Clothing, Hohenstein Institute, Bönnigheim, Germany, 10 May 2021 - 12 May 2021

Joshi R; Lian B; You YI; Chen V; Leslie G, 2018, 'Application of graphene oxide membranes for water purification', presented at ACS National Meeting & Expo (Nexus of Food, Energy & Water) 2018, New Orleans, 18 March 2018 - 22 March 2018

You Y; Jin X; Joshi R, 2018, 'Ionic/molecular sponge behavior of graphene oxide laminates', presented at ACS National Meeting & Expo (Nexus of Food, Energy & Water )2018, New Orleans USA, 18 February 2018 - 22 February 2018

Joshi R, 2017, 'Physics and Application of Graphene', presented at he XIX International Workshop on The Physics of Semiconductor Devices (IWPSD 2017), 11 December 2017 - 15 December 2017

Joshi R, 2017, 'Application of Graphene and Graphene Oxide', presented at NanoSE-3 2017, Brisbane, 26 September 2017 - 29 September 2017

Conference Abstracts

Huang H-H; Joshi RK; Yoshimura M, 2017, 'Graphene Oxide Based Membranes for Ionic and Molecular Sieving', in Japan Society of Applied Physics, Tokyo, presented at JSAP Spring Meeting, Tokyo, 14 March 2017 - 17 March 2017

Patents

Joshi R; Foller T; Ren X; Ji D; Sui X, 2023, A Graphene Oxide Aerogel, Patent No. , https://patentimages.storage.googleapis.com/25/ab/55/668fd07cfb0235/WO2023028666A1.pdf

Wen X; Jin X; Bustamante H; Joshi R, 2022, Filtration membrane and method of production thereof, Patent No. , https://www.freepatentsonline.com/y2022/0274064.html

Nair R; Joshi RK; Geim A, 2015, OSMOSIS, Patent No. US20160297693 A1, Patent Agent:US Patent

Nair R; Joshi RK; Geim A, 2015, WATER PURIFICATION, Patent No. US20160280563 A1, Patent Agent:US Patent

Preprints

Joshi R; Ren X; Sui X; Owens L; Ji D; Wen X; Nishina Y; Pant K; Quintano V; Andreeva D; Novoselov K; Karton A; Foller T, 2024, Synergetic hydrogen-bond network of functionalized graphene and cations for enhanced atmospheric water capture, http://dx.doi.org/10.21203/rs.3.rs-4010517/v1

Ren X; Sui X; Owens L; Ji D; Wen X; Nishina Y; Pant K; Quintano V; Andreeva D; Novoselov K; Karton A; Foller T; Joshi R, 2024, Synergetic hydrogen-bond network of functionalized graphene and cations for enhanced atmospheric water capture, http://dx.doi.org/10.26434/chemrxiv-2024-m9f3h

Lin T; Ren X; Wen X; Karton A; Quintano V; Joshi R, 2024, In-situ reduction of graphene oxide for electrochemical supercapacitor application, http://dx.doi.org/10.26434/chemrxiv-2024-0k5mt


Back to profile page