P.S. Sarkar

ORCID: 0000-0003-0139-055X
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About
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Research Areas
  • Nuclear Physics and Applications
  • Radiation Detection and Scintillator Technologies
  • Nuclear reactor physics and engineering
  • Advanced X-ray Imaging Techniques
  • Advanced X-ray and CT Imaging
  • X-ray Spectroscopy and Fluorescence Analysis
  • Atomic and Subatomic Physics Research
  • Luminescence Properties of Advanced Materials
  • Shoulder Injury and Treatment
  • Medical Imaging Techniques and Applications
  • Particle Detector Development and Performance
  • Crystallography and Radiation Phenomena
  • Nuclear Materials and Properties
  • Advanced Electron Microscopy Techniques and Applications
  • Spinal Fractures and Fixation Techniques
  • Statistical Methods and Bayesian Inference
  • High-pressure geophysics and materials
  • Advanced ceramic materials synthesis
  • Advanced Surface Polishing Techniques
  • Knee injuries and reconstruction techniques
  • Boron Compounds in Chemistry
  • Bone fractures and treatments
  • Advanced Machining and Optimization Techniques
  • Shoulder and Clavicle Injuries
  • Advanced Semiconductor Detectors and Materials

Bhabha Atomic Research Centre
2016-2025

University of Florida
2025

Bhabha Atomic Research Center Hospital
2015-2023

Homi Bhabha National Institute
2019-2023

Medical College and Hospital, Kolkata
2012-2022

Raiganj University
2018-2021

Government Medical College and Hospital
2021

Nil Ratan Sircar Medical College and Hospital
2016-2020

Indian Institute of Technology Roorkee
2020

University at Buffalo, State University of New York
2020

Liquid–liquid two-phase flow patterns in a serpentine glass microchannel have been studied using camera with very high shutter speed. The phase system is equilibrated water−succinic acid−n-butanol system. Observed classified into seven different types: slug flow, and droplet unstable annular dispersed fully flow. Two ways of introducing the aqueous organic phases studied. Flow regime maps are presented discussed. Voronoi diagrams also presented.

10.1021/ie201590f article EN Industrial & Engineering Chemistry Research 2012-02-24

A full-field hard X-ray imaging beamline (BL-4) was designed, developed, installed and commissioned recently at the Indus-2 synchrotron radiation source RRCAT, Indore, India. The bending-magnet is operated in monochromatic white beam mode. variety of techniques are implemented such as high-resolution radiography, propagation- analyzer-based phase contrast imaging, real-time absorption tomography etc. First experiments on propagation-based micro-tomography reported.

10.1107/s1600577515016276 article EN Journal of Synchrotron Radiation 2015-09-30

Organic-inorganic nanocomposite self-standing films of Gd3Ga3Al2O12 (GGAG) uniformly dispersed in poly(methyl methacrylate) (PMMA) and polystyrene polymer are prepared for radiography application. GGAG:Ce nanoscintillator has been chosen because its high light output fast decay time. The nanopowder GGAG is synthesized by coprecipitation method the matrix a simple blending technique. thickness range 150-450 μm with very inorganic content achieved this These characterized their uniformity,...

10.1021/acsami.7b11289 article EN ACS Applied Materials & Interfaces 2017-10-09

Abstract Persistent luminescence (PersL) in inorganic phosphors offers great potential for anti‐counterfeiting and optical storage, with optimization of PersL, multicolor tuning, defect engineering. This study presents a Ca 3 Ga 2 Ge O 12: Pr 3+ (CGGO:Pr) phosphor long‐lasting PersL emissions. Aliovalent codoping Er Yb ions optimizes deep/shallow trap redistribution, controlling depths from 0.98 to optimal 0.73 eV through the creation new shallow electron traps (Yb • , ) alongside existing V...

10.1002/smll.202501752 article EN cc-by Small 2025-04-24

10.1016/j.nimb.2014.12.061 article EN Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms 2015-01-14

10.1016/j.nima.2019.01.037 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2019-01-21

10.1016/j.nima.2004.12.001 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2005-01-09

A 45-year-old woman presented to the emergency department, with epigastric pain and multiple episodes of vomiting. History revealed significant weight loss, similar vomiting in past, which had been self-limiting. On examination, patient fullness tenderness. Contrast-enhanced CT abdomen a grossly dilated stomach duodenum, an abrupt narrowing at third part superior mesenteric artery crossing anterior transition point (figures 1 2). The aortomesenteric angle (AMA) distance (AMD) were 14°...

10.1136/bcr-2016-215885 article EN BMJ Case Reports 2016-06-28

Experiments were conducted to study the effects of static magnetic fields (SMFs) on venation network soybean leaves using synchrotron-based X-ray micro-imaging technique. The seeds (Glycine max, variety JS-335) pretreated with different SMFs from 50 300 mT in steps for 1 h. phase-contrast images obtained showed that, as strength SMF increased, area, width midrib, area midrib and minor vein middle leaflets third trifoliate also increased up 200 (1 h) decreased thereafter. Quantification major...

10.1107/s1600577516015745 article EN Journal of Synchrotron Radiation 2016-11-28

Single crystals of Gd <sub xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink">3</sub> Ga Al xmlns:xlink="http://www.w3.org/1999/xlink">2</sub> O xmlns:xlink="http://www.w3.org/1999/xlink">12</sub> :Ce were grown successfully and a slice having thickness lesser than 1 mm was processed from the to setup portable thermal neutron detector. The presence isotopes very high capture cross section ensures almost 100% stopping efficiency in such low thickness. On...

10.1109/tns.2019.2900440 article EN IEEE Transactions on Nuclear Science 2019-02-22

10.1016/j.nima.2015.09.093 article EN Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment 2015-10-18
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