• Publications
  • Influence
QPRTase modified N-doped carbon quantum dots: A fluorescent bioprobe for selective detection of neurotoxin quinolinic acid in human serum.
Highly fluorescent nitrogen doped carbon quantum dots (NCQDs) were synthesized using microwave assisted green method. It was characterized by Transmission Electron Microscopy (TEM), FTIR, UV-VisibleExpand
  • 15
  • 1
Stress-reorientation of hydrides and hydride embrittlement of Zr-2.5 wt% Nb pressure tube alloy
Abstract Hydrogen in excess of the terminal solid solubility precipitates out as a brittle hydride phase in zirconium alloys. The hydrides acquire platelet shaped morphology due to theirExpand
  • 81
  • 1
  • PDF
Underwater Optical Instrumentation
The paper presents a brief review of instrumentation necessary for carrying out in-situ light associated measurements in sea water. Recent developments in this area of instrumentation have beenExpand
  • 2
  • 1
Simulation of nose whistlers: An application to low latitude whistlers
Abstract Simulation technique for whistler mode signal propagating through inhomogeneous plasma using WKB approximation has been developed (Singh, K., Singh, R.P., Ferencz, O.E., 2004. Simulation ofExpand
  • 2
  • 1
Flow behaviour of a modified Zr-2.5wt%Nb pressure tube alloy
Abstract Anisotropy in flow behavior of cold worked and stress-relieved Zr–2.5wt%Nb pressure tube alloy was characterized by performing tensile tests in the temperature range of 298–823 K and under aExpand
  • 29
  • 1
Selective growth of boron nitride nanotubes by plasma-enhanced chemical vapor deposition at low substrate temperature.
  • L. Guo, R. Singh
  • Materials Science, Medicine
  • Nanotechnology
  • 13 February 2008
Hexagonal boron nitride nanotubes (BNNTs) were synthesized at a low substrate temperature of 800 °C on nickel (Ni) coated oxidized Si(111) wafers in a microwave plasma-enhanced chemical vaporExpand
  • 23
Excellent storage stability and sensitive detection of neurotoxin quinolinic acid.
Quinolinic acid (QA) is a metabolite of tryptophan degradation obtained through kynurenine pathway, produced naturally in the mammalian brain as well as in the human cerebrospinal fluid. The presenceExpand
  • 5
  • PDF
Temperature-dependent structure and electrical transport in liquid metals
A simple model has been considered to obtain the reversible temperature dependence of the static structure factors S(q) for liquid metals. The measured values of S(q) near the melting point have beenExpand
  • 32
Fracture and Crack Healing in (U,Pu)C
The fracture stress of several types of (U,Pu)C1+x pellets was measured from 25° to 1200°C at a fixed strain rate. The fracture stress increases with temperature and the fracture is predominantlyExpand
  • 25
Influence of doping on crystal growth, structure and optical properties of nanocrystalline CaTiO3: a case study using small-angle neutron scattering
The effect of dopant size (ionic radius) on the crystal growth, structure and optical properties of nanocrystalline calcium titanate, CaTiO3 (CTO), have been studied using small-angle neutronExpand
  • 7
  • PDF