Bishwambhar Sengupta

ORCID: 0000-0003-1121-1148
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Research Areas
  • Advanced Radiotherapy Techniques
  • Radiation Therapy and Dosimetry
  • Radiation Dose and Imaging
  • Medical Imaging Techniques and Applications
  • Advances in Oncology and Radiotherapy
  • Effects of Radiation Exposure
  • Radiation Detection and Scintillator Technologies
  • Graphene and Nanomaterials Applications
  • Advanced Theoretical and Applied Studies in Material Sciences and Geometry
  • Metal and Thin Film Mechanics
  • Carbon Nanotubes in Composites
  • Nanoparticle-Based Drug Delivery
  • Artificial Intelligence in Healthcare and Education
  • Carbon and Quantum Dots Applications
  • Nanoparticles: synthesis and applications
  • Laser-Ablation Synthesis of Nanoparticles
  • Topic Modeling
  • Nanocluster Synthesis and Applications
  • Ion-surface interactions and analysis
  • Advanced biosensing and bioanalysis techniques
  • Cardiac, Anesthesia and Surgical Outcomes
  • Hemoglobin structure and function
  • Advanced Biosensing Techniques and Applications
  • Protein Interaction Studies and Fluorescence Analysis
  • Diamond and Carbon-based Materials Research

University of Washington
2023-2025

Fred Hutch Cancer Center
2025

Northwestern University
2023-2024

Northwestern Memorial Hospital
2023-2024

University of Washington Medical Center
2023

Seattle University
2023

Clemson University
2015-2020

Artificial intelligence (AI) large language models (LLMs) demonstrate potential in simulating human-like dialogue. Their efficacy accurate patient-clinician communication within radiation oncology has yet to be explored.

10.1001/jamanetworkopen.2024.4630 article EN cc-by-nc-nd JAMA Network Open 2024-04-02

The interaction of protein and carbon nanomaterials is influenced by local charge transfer at the defect sites.

10.1039/c5ra15007h article EN RSC Advances 2015-01-01

Abstract Background Electron out‐of‐field scatter is generally not given importance mainly in electron fields. However, this important when applicator down and boost treatments are usually at an angle from the central axis. The dose found to be far away axis which could easily ignored. Purpose This study aims investigate radiation doses applicators their effects on clinical treatment. By identifying parameters that contribute explore potential strategies for reducing these order improve...

10.1002/acm2.14265 article EN cc-by Journal of Applied Clinical Medical Physics 2024-02-09

Abstract Purpose To promote diversity in Science, Technology, Engineering, and Mathematics (STEM), an educational presentation hands‐on session was organised to raise awareness of STEM career opportunities among high school girls introduce the students field medical physics. Materials Methods The study involved 65 first‐year Senior High School girls, aged 13–16, pursuing general science Accra, Ghana. This initiative, by Girls Excellence Movement (GEM) collaboration with a United States (US)...

10.1002/acm2.70126 article EN cc-by Journal of Applied Clinical Medical Physics 2025-05-13

We report SPCE based, low-cost, highly sensitive and specific detection of<italic>Mycobacterium tuberculosis</italic>, sperm cells; demonstrate smartphone enabled sensing.

10.1039/c5cp04268b article EN Physical Chemistry Chemical Physics 2015-01-01

Abstract Background Plastic scintillating detectors (PSD) have gained popularity due to small size and are ideally suited in small‐field dosimetry no correction needed hence detector reading can be compared dose. Likewise, these active water equivalent. A new PSD from Blue Physics is characterized photon beam. Purpose Innovation has led us examine (BP‐PSD) for use beams linear accelerator. Methods BP‐PSD was acquired its characteristics were evaluated a Varian TrueBeam. Data collected 3D...

10.1002/acm2.14209 article EN cc-by Journal of Applied Clinical Medical Physics 2023-11-20

Abstract Purpose A novel compensator‐based system has been proposed which delivers intensity‐modulated radiation therapy (IMRT) with cobalt‐60 beams. This could improve access to advanced radiotherapy in low‐ and middle‐income countries. For this be clinically viable adapted into the Radiation Planning Assistant (RPA), being developed offer automated planning services countries, it is necessary commission validate a commercial treatment (TPS). Methods The device considered here employs...

10.1002/mp.16423 article EN Medical Physics 2023-04-22

. Current reference dosimetry methods for spatially fractionated radiation therapy (SFRT) assume a negligible beam quality change, perturbation, or volume-averaging correction factor. Therefore, the aim of this work was to investigate impact grid collimators on dosimetric characteristics 6 MV photon beam. A detector-specific factor,kQgrid, Qmsr fgrid,fmsr, proposed. Several dosimeters were evaluated their ability measure both dose and output factors (GOFs).

10.1088/1361-6560/ad8c91 article EN Physics in Medicine and Biology 2024-10-29

Purpose The purpose of this work was to explore two novel operation modalities the rotating gamma systems (RGS) that could expand its clinical application lesions in close proximity critical organs at risk (OAR). Methods approach taken study consists components. First, a Geant4‐based Monte Carlo (MC) simulation toolkit is used model dosimetric properties RGS Vertex 360™ for normal, intensity modulated radiosurgery (IMRS), and speed (SMRS) modalities. Second, Rotating Gamma Institute...

10.1002/mp.12887 article EN Medical Physics 2018-03-26

We have designed, built, and tested a climate-controlled, radiation-shielded incubator cabinet for the purpose of analyzing effects low-dose x-ray radiation on biological tissues cell cultures. Bremsstrahlung x rays incident exchangeable fluorescence plates produce strong, quasi-monochromatic directed toward small container samples. The source, sample, detector are enclosed in an incubator—maintaining optimal environment samples to increase longevity maximum 72 h. To demonstrate capabilities...

10.1063/1.5109233 article EN publisher-specific-oa Review of Scientific Instruments 2020-03-01
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