Gender

Male

Location

Potsdam, NY

I am...

Chemist

My research field or area of interest innanotechnology

• Bulk Synthesis of different micron and nano size metal (Ag, Au, Pt, Pd, Se, Cu, Ni) particles for various industrial applications like printing, catalysis, display, solar cell, PEM Fuel cell including various electronic applications. • Bulk Synthesis of different micron sized Silver particles (0.5 micron to 5 micron) with high tapped density (>5 g/cm3), low sintered temperature and high fired density materials for various applications in electronics including solar cell. • Deagglomeration of synthesized and commercially available powder and flakes to improve the dispersion, packing parameters and other surface properties using basket-ball-milling for various Industrial purposes. • Synthesis of highly concentrated water based (>60% w/v) uniform spherical silver nanodispersion (with and without dispersing agent) for inkjet printing. • Involved in Industrial projects on design and preparation of materials for fuel-cell and photovoltaic applications (size control of noble metal particles, and preparation of complex-structured catalysts for automotive applications). • Synthesized various morphology of selenium and Se coated Ag particles for solar cell applications. • Nanoparticle based sensors for the detection of pesticides (organophosphate) in food commodities. • Developed nanoparticulate assemblies as recyclable catalyst for various organic synthesis applications. • Developed novel nanocomposites adsorbates for removal of toxic chemicals like arsenic, Chromium, lead etc. for industrial effluent treatment. • Have experience in developing metallic (Au, Ag, Pt, Ir, Pd, etc.) and non-metallic (PbS, Calcium Phosphate,TiO2, zinc oxide Ag2S, Ag2O etc.) particles, as well as metal oxides and other related materials of various sizes and shapes for practical applications. Also perform experimental design and analytical characterization of the materials

Interest in...

• Surfactant Chemistry • Nanoparticles/ Nanomaterials Synthesis and their Functionalisation. • Nanocatalysis •Ionic liquid • Polymeric nanoparticles based Drug Delivery system • Fabrication of Chemical and Biological Sensors • Development of Controlled release Formulations for Drug/Pesticides. • Peptide Synthesis using Nanoparticles as Solid Support.

Publication list

Year 2015 Synthesis of acrylate guar-gum for delivery of bio-active molecules Ajeet Kumar, Arnab De and Subho Mozumdar Bull. Mater. Sci., Vol. 38, No. 4, August 2015, pp. 1025–1032. Silver flower: Synthesis and the mechanism of formation in homogeneous solutions Ajeet Kumar (Invited Editorial) Kenkyu Journal of Nanotechnology & Nanoscience (communicated) Preparation of concentrated stable dispersions of uniform Ag nanoparticles with controlled size Ajeet Kumar, Swati Aerry, Dan V. Goia (communicated) Size controlled large scale synthesis of Silver particles using mixed reducing agent strategy Ajeet Kumar, Swati Aerry, Dan V. Goia (communicated) Green synthesis of silver nanoparticles employing Terminalia arjuna bark extract and antimicrobial studies (communicated in Applied Microbiology and Biotechnology) Surendra Nimesh, Qadruddin Ahmed, Geeta Arya, R. Mankamna Kumari, Ajeet Kumar and Nidhi Gupta Year 2014 Fabrication, nanomechanical characterization, and cytocompatibility of gold-reinforced chitosan bio-nanocomposites Nimitt G Patel, Ajeet Kumar, Veroni N Jayawardana, Craig D Woodworth, Philip A Yuya Mater Sci Eng C Mater Biol Appl. 2014 Nov; 44:336-44 Strategies for tailoring the properties of chemically precipitated metal powders Lu Lu, Igor Sevonkaev, Ajeet Kumar Dan V. Goia Powder Technology, Volume 261, July 2014, Pages 87-97 Environmentally benign synthesis of positively charged, ultra-low sized colloidal gold in Universal solvent Ajeet Kumar, Arnab De, Amit Saxena, and Subho Mozumdar Adv. Nat. Sci.: Nanosci. Nanotechnol. 5 (2014) 025017 (7pp) Synthesis of selenium particles with various morphologies Ajeet Kumar, Igor Sevonkaev, Dan V. Goia Journal of Colloid and Interface Science 416 (2014) 119–123 Mechanism of polyol assisted ccp to hcp crystal phase conversion of nickel particles Igor V. Sevonkaev, Ajeet Kumar, Angshuman Pal, and Dan V. Goia RSC Adv., 2014, 4, 3653-3658 Year 2013 Facile synthesis of size-tunable copper and copper oxide nanoparticles using reverse microemulsions Ajeet Kumar, Amit Saxena, Arnab De, Ravi Shankar and Subho Mozumdar RSC Adv., 2013, 3, 5015-5021. Controlled synthesis of size tunable nickel and nickel-oxide nanoparticles using water-in-oil microemulsions Ajeet Kumar, Amit Saxena, Arnab De, Ravi Shankar and Subho Mozumdar Adv. Nat. Sci.: Nanosci. Nanotechnol., 2013, 4,and025009. Aldol Condensation in PEG-400 catalyzed by recyclable L-proline supported on nano gold surface Ajeet Kumar, Manika dewan, Amit Saxena, Arnab De, Swati Aerry and Subho Mozumdar RSC Adv., 2013, 3, 603–607 Synthesis and characterization of thermo responsive copolymers for drug delivery Swati Aerry, Arnab De, Ajeet Kumar, Amit Saxena, D. K. Majumdar, Subho Mozumdar J Biomed Mater Res A. 2013, 101(7):2015-26 Chemoselective acetylation of amines and thiols using monodispersed Ni-nanoparticles Swati Aerry, Ajeet Kumar, Amit Saxena, Arnab De and Subho Mozumdar Green Chemistry Letters and Reviews, 2013, 6, 183-188. Removal of Chromium (VI) from aqueous solution using guar gum-nano zinc oxide biocomposite adsorbent Tabrez A. Khan, Momina Nazir, Imran Ali, Ajeet Kumar Arabian Journal of Chemistry, In Press, Accepted Manuscript, Available online 4 September 2013 Year 2012 Copper nanoparticulates in Guar-gum: a recyclable catalytic system for the Huisgen [3 + 2]-cycloaddition of azides and alkynes without additives under ambient conditions Ajeet Kumar, Swati Aerry, Amit Saxena, Arnab De, Subho Mozumdar Green Chem., 2012, 14, 1298- 1301. Biginelli reaction catalyzed by copper nanoparticles Manika Dewan, Ajeet Kumar, Amit Saxena, Arnab De, Subho Mozumdar Plos one; August 2012, 7, e43078 Improved Transfection Efficiency of Chitosan-DNA Complexes Employing Reverse Transfection Surendra Nimesh, Amit Saxena, Ajeet Kumar, Ramesh Chandra Journal of Applied Polymer Science 01/2012; 124:1771-1777 Year 2011 Recyclable nanoparticulate copper mediated synthesis of Napthoxazinones in PEG-400: A Green Approach Ajeet Kumar, Amit Saxena ,Manika Dewan, Arnab De, Subho Mozumdar Tetrahedron Letters, 2011,52, 4835-4839. Using hydrophilic ionic liquid, [bmim]BF4 – ethylene glycol system as a novel media for the rapid synthesis of copper nanoparticles PLoS ONE January 2012 | Volume 7 | Issue 1 | e29131 Manika Dewan , Ajeet Kumar, Amit Saxena , Arnab Deb, Subho Mozumdar Application of mobilized Cu-nanoparticles as heterogeneous catalyst for the synthesis of α-amino phosphonates via A2-P coupling M Kidwai, S Bhardwaj, NK Mishra, A Jain, Ajeet Kumar, S Mozumdar Catalysis Science & Technology 2011,1, 426-430 Year 2010 Knoevenagel condensation catalyzed by chemo-selective Ni-nanoparticles in neutral medium Ajeet Kumar, Manika Dewan, Amit Saxena, Arnab De, Subho Mozumdar Catalysis Communications, 2010, 11, 679-683. Molecular iodine in [bmim][BF4]: a highly efficient green catalytic system for one-pot synthesis of 1,3-oxathiolan-5-one Manika Dewan , Ajeet Kumar, Amit Saxena , Arnab Deb, Subho Mozumdar Tetrahedron Letters 2010, 51, 6108–6110. Year 2009 A Novel Method for the Synthesis of β-enaminones using Cu-Nanoparticles as Catalyst Mazaahir Kidwai, Saurav Bhardwaj, Neeraj Kumar Mishra, Vikas Bansal, Ajeet Kumar, Subho Mozumdar Catalysis Communications, 2009, 10, 1514-1517. Novel one-pot Cu-nanoparticles-catalyzed Mannich reaction Mazaahir Kidwai, Neeraj Kumar Mishra, Vikas Bansal, Ajeet Kumar, Subho Mozumdar Chemcatchem Catalysis, 2009, 2, 1312-1317. Cu Nanoparticles in PEG: A New Recyclable Catalytic System for N-Arylation of Amines with Aryl Halides Mazaahir Kidwai, Neeraj Kumar Mishra, Saurav Bhardwaj, Anwar Jahan, Ajeet Kumar, Subho Mozumdar Tetrahedron Letters, 2009, 50, 1355-1358. Year 2008 Nano-sized copper as an efficient catalyst for one pot three component syntheses of thiazolidine-2, 4-dione derivatives Ajeet Kumar, Prashant Singh, Amit Saxena, Arnab De, Ramesh Chandra, Subho Mozumdar Catalysis Communications, 2008, 10, 17-22. Ni-nanoparticles: An efficient catalyst for the synthesis of Quinoxalines Ajeet Kumar, Santosh Kumar, Amit Saxena, Arnab De and Subho Mozumdar Catalysis Communications, 2008, 9, 778-784. Selective Protection of Carbonyl Compounds over Nano-sized Nickel Catalysts Ajeet Kumar, Santosh Kumar, Amit Saxena, Arnab De and Subho Mozumdar Catalysis letter, 2008, 122, 98–105. Ni-nanoparticles usage for the reduction of ketones M.Kidwai, Neeraj Kumar Mishra, Vikas Bansal, Ajeet Kumar and Subho Mozumdar Catalysis Communications, 2008, 9, 612-617 Year 2007 Ni-nanoparticles: An efficient green catalyst for chemo-selective oxidative coupling of thiols A.Saxena, Ajeet Kumar, S. Mozumdar Journal of Molecular Catalysis A: Chemical 2007, 269, 35-40. Ni-nanoparticles: A mild chemo-selective catalyst for synthesis of thioethers A.Saxena, Ajeet Kumar, S. Mozumdar Applied Catalysis A: General 2007, 317, 210-215. A facile one-pot synthesis of thioethers using heteropoly acids Ajeet Kumar, Prashant Singh, Santosh Kumar, Ramesh Chandra, Subho Mozumdar Journal of Molecular Catalysis A: Chemical, 2007, 276, 95-101 The first Au-nanoparticles catalyzed green synthesis of propargylamines via a three-component coupling reaction of aldehyde, alkyne and amine M.Kidwai,V. Bansal, Ajeet Kumar, S. Mozumdar. Green Chemistry 2007, 9, 742-745 Copper-nanoparticle-catalyzed A3 coupling via C-H activation Kidwai, M., Bansal, V., Mishra, N.K., Ajeet Kumar, Mozumdar, S. Synlett 2007, 10, 1581-1584 Cu-nanoparticle catalyzed O-arylation of phenols with aryl halides via Ullmann coupling Mazaahir Kidwai, Neeraj Kumar Mishra, Vikas Bansal, Ajeet Kumar and Subho Mozumdar Tetrahedron Letters, 2007, 48, 8883-8887

Researchgroup, Institute, University, School, Company name

Postdoctoral Research Associate Center for Advanced Materials Processing (CAMP) 321, Department of Chemistry and Biomolecular Science Clarkson University 8 Clarkson Avenue Potsdam, NY 13699-5814 Phone :315-262-9003, E-mail: ajkumar@clarkson.edu.

Researchgroup, Institute, Company, University, School webpage

https://scholar.google.com/citations?user=CEtMrL0AAAAJ&hl=en

The network creator will send periodical messages to members - you below to allow us to email you

yes