Amit Kumar

Amit Kumar
University of Limerick | UL · Department of Chemical and Environmental Science

PhD

About

26
Publications
25,649
Reads
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278
Citations
Citations since 2016
20 Research Items
255 Citations
20162017201820192020202120220102030405060
20162017201820192020202120220102030405060
20162017201820192020202120220102030405060
20162017201820192020202120220102030405060
Introduction
Surface modification of polymer for biomedical applications. Double crosslinking of Alginate for the application in Diabetes treatment.
Additional affiliations
April 2019 - present
Japan Advanced Institute of Science and Technology
Position
  • Professor (Assistant)
Description
  • Research Assistant Professor (Kaneko LAb) under Cross-ministerial Strategic Innovation Promotion Program (SIP2) Project
February 2019 - February 2019
Japan Advanced Institute of Science and Technology
Position
  • Researcher
Description
  • PDF under Cross-ministerial Strategic Innovation Promotion Program (SIP2) Project
August 2016 - January 2019
Atma Ram Sanatan Dharam College University of Delhi
Position
  • Professor (Assistant)
Education
July 2011 - June 2014
Japan Advanced Institute of Science and Technology
Field of study
  • High-performance, Bio-based polymer
January 2010 - June 2011
Japan Advanced Institute of Science and Technology
Field of study
  • Heterogeneous catalysis: design and papplication
August 2008 - June 2011
University of Delhi
Field of study
  • Chemical Synthesis and Process Tech.

Publications

Publications (26)
Article
Full-text available
Green synthesis of gold nanoparticles (AuNPs) facilitated by the use of an aqueous petal extract of the medicinal plant Combretum indicum (Madhumalti) as a bio-reducing agent has been performed in this work. In the absence of ammonia, the average diameter of synthesised gold nanoparticles ranged from 41nm to 79.40 nm whereas the range is 11.856 nm...
Article
Full-text available
Cinnamate-based polyesters were synthesized, including poly(4-hydroxycinnamic acid), poly(4-hydroxy-3-me-thoxycinnamic acid), poly(3-hydroxycinnamic acid) (P3HCA), and hyperbranched poly(3,4-dihydroxycinnamic acid) (PdHCA). These materials were further processed into hard and dry membranes by casting and underwent photoreactions by ultraviolet (UV)...
Article
Full-text available
An aspartame-based AB-type diketopiperazine monomer, cyclo(L-aspartyl-4-amino-L-phenylalanyl) (ADKP), was synthesized and subsequently utilized in the polycondensation of homo-polyamides with high molecular weights. By using various amino acids, dicarboxylic acids, and diamines, random DKP-based copolymers were also synthesized. The self-assembly p...
Article
4-Aminophenylalanine (4APhe), an exotic amino acid which is obtained as a microorganism metabolite of glucose, is polycondensed with various tetracarboxylic dianhydrides as a diamine monomer to obtain poly(amic acid)s. Subsequent thermal imidization of poly(amic acid)s is made at 220 °C with stepwise heating from 100 °C. Some of the obtained polyim...
Article
Full-text available
Self-assembling polyimides (PIs) having diketopiperazine (DKP) components were synthesized by polycondensation of a 4-amino-l-phenylalanine (4APhe) dimer, an aromatic diamine newly designed in this study. The amino acid-derived PIs showed high thermal resistance, with a 10% weight loss temperature (Td10) of 432 °C at the maximum, and did not show a...
Article
The current review focuses on the comprehensive studies of platinum-based complexes that are known to exhibit anticancer properties. The capacity to perceive, to comprehend at the sub-atomic level, and to treat sicknesses has brought sufficient metal-particle work which constitutes an imperative part of therapeutic bioinorganic science. Understandi...
Chapter
One of the most important applications of sol–gel processing is in the preparation of thin films. Thin‐film formation is possible due to deposition of alkoxide followed by exposure to moisture. There are various methods for thin‐film coating or deposition using sol–gel technique. However, the basic steps are almost similar, which include exhausting...
Article
Full-text available
Novel titanium and vanadium based trimetallic oxide nanocomposites (TMONCs) have been synthesized using metal salts of titanium-vanadium along with three others metals viz. tin, aluminium and zinc as precursors by the sol-gel method. Aqueous ammonia and hydrazine hydrate were used as the reducing agents. The preparations of nanocomposites were moni...
Article
Full-text available
Cancer treatment using platinum has vastly been associated with numerous side effects and resistance generation. As a result, current medicinal chemistry is now emphasized on the development of novel metal based drugs bearing diverse pharmacological profile. There has been an increasing interest in the drafting of Au(III) complexes as new metal bas...
Chapter
Full-text available
Sustainable application involves three basic components: (a) low energy consumption, (b) low carbon footprint, and (c) lesser use of natural resources during its life cycle. Human activities in recent times have been a matter of grave concern due to the consumption of natural resources at an exponential rate for energy generation leading to various...
Chapter
Human activities in past decades have raised serious issues related to the environment and its conservation. Air pollution, poor management of waste, growing water scarcity, falling groundwater tables, water pollution, preservation and quality of forests, biodiversity loss, and land/soil degradation, global climate change, pollution, environmental...
Chapter
Full-text available
Sustainable application involves three basic components: (a) low energy consumption, (b) low carbon footprint, and (c) lesser use of natural resources during its life cycle. Human activities in recent times have been a matter of grave concern due to the consumption of natural resources at an exponential rate for energy generation leading to various...
Article
Full-text available
Nanosized titania has promising application in the field of photocatalysis, optical coating and solar cell. Metal alkoxides based sol–gel methodology is one of the established & extensively used route for the preparation of nano-titania. In present work, nanosized titania have been prepared through sol–gel transformation of synthesised and chemical...
Article
Full-text available
Thin film coatings are a much explored domain, since films are well suited for the studies of physical, particularly optical properties and have numerous scientific, technological, and commercial applications. number of techniques have been used which involves different types of precursors. This review will highlight coating technology utilizing th...
Article
For the first time, any type of plant extract from the medicinally important plant Combretum indicum has been used for the biosynthesis of silver nanoparticles (AgNPs).The present investigation reports the synthesis and characterization of AgNPs using the flower petal extract of Combretum indicum. For monitoring the formation and optical properties...
Article
Full-text available
A group of organotin(IV) complexes with thiohydrazones derived from phenethylamine were synthesised in 1:1 complexes. The following organotin(IV) complexes have been synthesized: (C6H5CH2)2Sn(L1)Cl2, (p-ClC6H4CH2)2 Sn(L2)Cl2, (C6H5CH2)2Sn(L2)Cl2, (C6H5CH2)2Sn(L3)Cl2, (p-ClC6H4CH2)2Sn(L3)Cl2, (C6H5CH2)2Sn(L4)Cl2, (C6H5CH2)3 Sn(L5)Cl, where L1 = benz...
Article
Full-text available
Structural investigation of polymers by various available analytical methods is important in order to correlate the structure with polymer properties for which understanding of polymer structure is very important factor. The data presented here in this article shows the 1H NMR spectra used for the characterization of prepared poly(amic acid)s (PAAs...
Article
Full-text available
A nanocomposite of 0.5SnO2-0.5Al2O3 has been synthesized using a sol-gel route. Structural and optical properties of the nanocomposite have been discussed in detail. Powder X-ray diffraction and scanning electron microscopy with energy-dispersive X-ray diffraction spectroscopy confirm the phase purity and the particle size of the 0.5SnO2-0.5Al2O3 n...
Article
Full-text available
Nanomixed SnO2–Al2O3 with variable composition has been synthesized by sol–gel technique using aluminium dichloride and stannous chloride as precursors. Synthesized nanocomposites have been characterized using various techniques such as X-ray diffraction (XRD), Fourier transform infrared, scanning electron microscopy and Energy-dispersive X-ray spe...
Article
Full-text available
Sol gel technique has come across as a convenient route to synthesize nanoparticles using various precursors. Starting from the earlier work on the silica material and now covering precursor like metal-oxides and organic-inorganic hybrids, this method has proved to be flexible, economical and less complex as compared to conventional routes for nano...
Article
Full-text available
We have developed a novel route for the synthesis of high-performance bio-polyimides (PIs) microbially-derived from photo-responsive aromatic diamine 4,4′-diaminostilbene (DAS) and its reduced counterpart 4, 4′-(ethane-1,2-diyl)dianiline (EDDA). DAS and EDDA were condensed with various commercially-available dianhydrides to obtain a series of poly(...
Article
Full-text available
A new series of cadmium(II) complexes with biological active ligands such as niacinamide (L1), isoniazid (L2), purine bases: theophylline (HL3) and theobromine (L4), isoniazid derivatives: isoniazid dithiocarbazate (HL5), S-methyl ester of Isoniazid dithiocarbazate (L6) and S-ethyl ester of Isoniazid dithiocarbazate (L7), of the type Cd(L)2I2 or Cd...
Article
Full-text available
Multi-walled carbon nanotubes (MWCNTs) were well dispersed in an aqueous solution of the cyanobacterial polysaccharide, sacran, with an ultra-high molecular weight >10 million g/mol. MWCNTs powder was put into aqueous solutions of various polysaccharides including sacran and was dispersed under sonication. As a result of the turbidity measurement o...

Questions

Question (1)
Question
I want to study the effect of curing temperature and time on BCB and for that, I need to peel off the BCB film after curing and characterize them. Therefore, I am looking for methods to peel of BCB film from the substrate (silica wafer).

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