Gavin Poludniowski

Publikationer
Populärvetenskap och samverkan

Artiklar

Article: MEDICAL PHYSICS. 2025;52(5):2832-2844
Optimization of Low-Contrast Detectability in Abdominal Imaging: A Comparative Analysis of PCCT, DECT, and SECT Systems
Flores JD; Wahlin E; Blomkvist L; Titternes R; Tzortzakakis A; Connolly B; Szum A; Lundberg J; Nowik P; Granberg T; Poludniowski G
Article: BRITISH JOURNAL OF RADIOLOGY. 2025;98(1169):721-733
Clinical photon-counting CT increases CT number precision and reduces patient size dependence compared to single- and dual-energy CT
Flores JD; Poludniowski G; Szum A; Walther G; Lundberg J; Nowik P; Granberg T
Article: MEDICAL PHYSICS. 2025;52(4):2106-2122
A practical approach to the spatial-domain calculation of nonprewhitening model observers in computed tomography
Poludniowski G; Titternes R; Thor D
Article: COMMUNICATIONS ENGINEERING. 2024;3(1):171
A compact X-ray source via fast microparticle streams
Behling R; Hulme C; Poludniowski G; Tolias P; Danielsson M
Article: INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS. 2024;121(5):1316-1327
Assessment of Photon-Counting Computed Tomography for Quantitative Imaging in Radiation Therapy
Zimmerman J; Poludniowski G
Article: NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2024;555:165467
TYtool: A software application for yield and target power optimization in charged particle induced radionuclide production
Thor D; Poludniowski G; Siikanen J
Journal article: INSTRUMENTS. 2024;8(2):32
Microparticle Hybrid Target Simulation for keV X-ray Sources
Behling R; Hulme C; Tolias P; Poludniowski G; Danielsson M
Article: JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS. 2024;25(3):e14301
Technical note: SpekPy Web-online x-ray spectrum calculations using an interface to the SpekPy toolkit
Vorbau R; Poludniowski G
Article: JOURNAL OF NEUROSURGERY-PEDIATRICS. 2023;32(2):194-200
Ventriculoperitoneal shunt survey in pediatric patients in an emergency setting: a comparison between ultra-low-dose CT using a tin filter and plain radiography
Kesheh SM; Murkes LG; Svoboda J; Nowik P; Poludniowski G; Ruiz SD
Article: MEDICAL PHYSICS. 2023;50(5):2775-2786
Spatial resolution, noise properties, and detectability index of a deep learning reconstruction algorithm for dual-energy CT of the abdomen
Thor D; Titternes R; Poludniowski G
Article: MEDICAL PHYSICS. 2023;50(3):1481-1495
Stopping-power ratio estimation for proton radiotherapy using dual-energy computed tomography and prior-image constrained denoising
Zimmerman J; Thor D; Poludniowski G
Article: MEDICAL PHYSICS. 2021;48(11):6740-6754
Performance characterization of a prototype dual-layer cone-beam computed tomography system
Stahl F; Schafer D; Omar A; van de Haar P; van Nijnatten F; Withagen P; Thran A; Hummel E; Menser B; Holmberg A; Soderman M; Delgado AF; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2021;88:53-64
Estimation of delivered dose to lung tumours considering setup uncertainties and breathing motion in a cohort of patients treated with stereotactic body radiation therapy
Karlsson K; Lax I; Lindback E; Grozman V; Lindberg K; Wersall P; Poludniowski G
Article: MEDICAL PHYSICS. 2021;48(7):3630-3637
Technical Note: SpekPy v2.0-a software toolkit for modeling x-ray tube spectra
Poludniowski G; Omar A; Bujila R; Andreo P
Journal article: RADIOTHERAPY AND ONCOLOGY. 2020;152:s946
PO-1713: An iterative approach to reduce noise in dual-energy CT (DECT) for radiotherapy treatment planning
Zimmerman J; Poludniowski G
Article: MEDICAL PHYSICS. 2020;47(10):4763-4774
A model for the energy and angular distribution of x rays emitted from an x-ray tube. Part I. Bremsstrahlung production
Omar A; Andreo P; Poludniowski G
Article: MEDICAL PHYSICS. 2020;47(9):4005-4019
A model for the energy and angular distribution of x rays emitted from an x-ray tube. Part II. Validation of x-ray spectra from 20 to 300 kV
Omar A; Andreo P; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2020;76:117-124
Experimental assessment of a phosphor model for estimating the relative extrinsic efficiency in radioluminescent detectors
Lindstrom J; Carlsson GA; Wahlin E; Tedgren AC; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2020;75:44-54
A validation of SpekPy: A software toolkit for modelling X-ray tube spectra
Bujila R; Omar A; Poludniowski G
Article: BRITISH JOURNAL OF RADIOLOGY. 2020;93(1110):20190869
Age-specific and gender-specific radiation risks in paediatric angiography and interventional cardiology: conversion coefficients and risk reference values
Karambatsakidou A; Steiner K; Fransson A; Poludniowski G
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2019;64(23):235018
Comparison of acquisition protocols for ventilation/perfusion SPECT-a Monte Carlo study
Holstensson M; Smedby O; Poludniowski G; Sanchez-Crespo A; Savitcheva I; Oberg M; Gryback P; Gabrielson S; Sandqvist P; Bartholdson E; Axelsson R
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2019;61:58-63
The synthetic localizer radiograph - A new CT scan planning method
Nowik P; Poludniowski G; Svensson A; Bujila R; Morsbach F; Brismar TB
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2019;57:17-24
Calculating organ and effective doses in paediatric interventional cardiac radiology based on DICOM structured reports - Is detailed examination data critical to dose estimates?
Karambatsakidou A; Omar A; Fransson A; Poludniowski G
Article: NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION B-BEAM INTERACTIONS WITH MATERIALS AND ATOMS. 2018;437:36-47
A model for the emission of K and L x rays from an x-ray tube
Omar A; Andreo P; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2018;55:149-154
PRaVDA: The first solid-state system for proton computed tomography
Esposito M; Waltham C; Taylor JT; Manger S; Phoenix B; Price T; Poludniowski G; Green S; Evans PM; Allport PP; Manolopulos S; Nieto-Camero J; Symons J; Allinson NM
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2018;53:56-61
Organ doses from a proton gantry-mounted cone-beam computed tomography system characterized with MCNP6 and GATE
Ardenfors O; Henry T; Gudowska I; Poludniowski G; Dasu A
Article: RADIATION PHYSICS AND CHEMISTRY. 2018;148:73-85
Performance of different theories for the angular distribution of bremsstrahlung produced by keV electrons incident upon a target
Omar A; Andreo P; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2018;47:42-49
Comparison of CT-number parameterization models for stoichiometric CT calibration in proton therapy
Oden J; Zimmerman J; Poludniowski G
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2017;62(23):N538-N547
The dosimetric impact of including the patient table in CT dose estimates
Nowik P; Bujila R; Kull L; Andersson J; Poludniowski G
Journal article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2017;42:30
Abstract ID: 139 Monte Carlo simulations for imaging in proton therapy
Esposito M; Price T; Taylor JT; Waltham C; Manger S; Phoenix B; Poludniowski G; Green S; Evans PM; Allport PP; Manolopoulos S; Nieto-Camero J; Allinson NM
Article: ACTA ONCOLOGICA. 2017;56(9):1189-1196
Accuracy of the dose-shift approximation in estimating the delivered dose in SBRT of lung tumors considering setup errors and breathing motions
Karlsson K; Lax I; Lindback E; Poludniowski G
Article: PHYSICA MEDICA-EUROPEAN JOURNAL OF MEDICAL PHYSICS. 2017;33:16-25
Practical approaches to approximating MTF and NPS in CT with an example application to task-based observer studies
Bujila R; Fransson A; Poludniowski G
Article: BRITISH JOURNAL OF RADIOLOGY. 2017;90(1069):20160308
Evaluating the impact of scan settings on automatic tube current modulation in CT using a novel phantom
Merzan D; Nowik P; Poludniowski G; Bujila R
Article: MEDICAL PHYSICS. 2016;43(11):6129-6136
An experimental demonstration of a new type of proton computed tomography using a novel silicon tracking detector
Taylor JT; Poludniowski G; Price T; Waltham C; Allport PP; Casse GL; Esposito M; Evans PM; Green S; Manger S; Manolopoulos S; Nieto-Camero J; Parker DJ; Symons J; Allinson NM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2016;61(8):3063-3083
A framework for organ dose estimation in x-ray angiography and interventional radiology based on dose-related data in DICOM structured reports.
Omar A; Bujila R; Fransson A; Andreo P; Poludniowski G
Article: STRAHLENTHERAPIE UND ONKOLOGIE. 2015;191(12):970-978
Comparison of CT number calibration techniques for CBCT-based dose calculation
Dunlop A; McQuaid D; Nill S; Murray J; Poludniowski G; Hansen VN; Bhide S; Nutting C; Harrington K; Newbold K; Oelfke U
Article: MEDICAL PHYSICS. 2015;42(9):5252-5257
Technical Note: On the calculation of stopping-power ratio for stoichiometric calibration in proton therapy
Oden J; Zimmerman J; Bujila R; Nowik P; Poludniowski G
Article: JOURNAL OF APPLIED CLINICAL MEDICAL PHYSICS. 2015;16(4):254-265
Quality control of CT systems by automated monitoring of key performance indicators: a two-year study
Nowik P; Bujila R; Poludniowski G; Fransson A
Article: JOURNAL OF INSTRUMENTATION. 2015;10:p05013
Expected proton signal sizes in the PRaVDA Range Telescope for proton Computed Tomography
Price T; Esposito M; Poludniowski G; Taylor J; Waltham C; Parker DJ; Green S; Manolopoulos S; Allinson NM; Anaxagoras T; Evans P; Nieto-Camero J
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2015;60(8):3045-3063
Model-based correction for scatter and tailing effects in simultaneous ^99mTc and ¹²³I imaging for a CdZnTe cardiac SPECT camera
Holstensson M; Erlandsson K; Poludniowski G; Ben-Haim S; Hutton BF
Journal article: RADIOTHERAPY AND ONCOLOGY. 2015;115:s223-s224
PD-0456: Robustness of three stoichiometric CT-calibration parameterizations used in proton therapy
Odén J; Zimmerman J; Poludniowski G
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2014;59(24):7905-7918
Proton computed tomography reconstruction using a backprojection-then-filtering approach
Poludniowski G; Allinson NM; Evans PM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2014;59(11):2569-2581
Proton-counting radiography for proton therapy: a proof of principle using CMOS APS technology
Poludniowski G; Allinson NM; Anaxagoras T; Esposito M; Green S; Manolopoulos S; Nieto-Camero J; Parker DJ; Price T; Evans PM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2013;58(13):4643-4657
An experimental evaluation of the Agility MLC for motion-compensated VMAT delivery
Davies GA; Clowes P; Bedford JL; Evans PM; Webb S; Poludniowski G
Article: MEDICAL PHYSICS. 2013;40(4):041904
Optical photon transport in powdered-phosphor scintillators. Part 1. Multiple-scattering and validity of the Boltzmann transport equation
Poludniowski GG; Evans PM
Article: MEDICAL PHYSICS. 2013;40(4):041905
Optical photon transport in powdered-phosphor scintillators. Part II. Calculation of single-scattering transport parameters
Poludniowski GG; Evans PM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2013;58(5):1635-1648
An experimental comparison of conventional two-bank and novel four-bank dynamic MLC tracking
Davies GA; Clowes P; McQuaid D; Evans PM; Webb S; Poludniowski G
Article: INTERNATIONAL JOURNAL OF RADIATION ONCOLOGY BIOLOGY PHYSICS. 2012;84(1):e109-e114
Cone Beam Computed Tomography Number Errors and Consequences for Radiotherapy Planning: An Investigation of Correction Methods
Poludniowski GG; Evans PM; Webb S
Article: MEDICAL PHYSICS. 2012;39(3):1646-1649
Technical Note: Suppression of artifacts arising from simultaneous cone-beam imaging and RF transponder tracking in prostate radiotherapy
Poludniowski G; Webb S; Evans PM
Article: MEDICAL PHYSICS. 2012;39(3):1218-1226
Kilovoltage energy imaging with a radiotherapy linac with a continuously variable energy range
Roberts DA; Hansen VN; Thompson MG; Poludniowski G; Niven A; Seco J; Evans PM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2011;56(23):7541-7554
MLC tracking for Elekta VMAT: a modelling study
Davies GA; Poludniowski G; Webb S
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2011;56(14):4453-4464
Comparative study of a low-Z cone-beam computed tomography system
Roberts DA; Hansen VN; Thompson MG; Poludniowski G; Niven A; Seco J; Evans PM
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2011;56(6):1837-1851
Removal and effects of scatter-glare in cone-beam CT with an amorphous-silicon flat-panel detector
Poludniowski G; Evans PM; Kavanagh A; Webb S
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2010;55(21):N495-N506
Intensity-modulated radiation therapy (IMRT) by a dynamic-jaws-only (DJO) technique in rotate-translate mode
Webb S; Poludniowski G
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2010;55(19):5635-5651
CT reconstruction from portal images acquired during volumetric-modulated arc therapy
Poludniowski G; Thomas MDR; Evans PM; Webb S
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2010;55(8):L21-L27
Delivery of two-dimensional spatially-slowly-varying intensity-modulated beams by jaws only (JO) in rotate-translate mode
Webb S; Poludniowski G
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2009;54(22):6931-6942
Rayleigh scatter in kilovoltage x-ray imaging: is the independent atom approximation good enough?
Poludniowski G; Evans PM; Webb S
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2009;54(19):N433-N438
SpekCalc: a program to calculate photon spectra from tungsten anode x-ray tubes
Poludniowski G; Landry G; DeBlois F; Evans PM; Verhaegen F
Article: PHYSICS IN MEDICINE AND BIOLOGY. 2009;54(12):3847-3864
An efficient Monte Carlo-based algorithm for scatter correction in keV cone-beam CT
Poludniowski G; Evans PM; Hansen VN; Webb S
Article: MEDICAL PHYSICS. 2007;34(6):2175-2186
Calculation of x-ray spectra emerging from an x-ray tube. Part II. X-ray production and filtration in x-ray targets
Poludniowski GG
Article: MEDICAL PHYSICS. 2007;34(6):2164-2174
Calculation of x-ray spectra emerging from an x-ray tube. Part I. Electron penetration characteristics in x-ray targets
Poludniowski GG; Evans PM
Article: EUROPEAN PHYSICAL JOURNAL C. 2004;33:s512-s514
Diffractive vector meson production with a large momentum transfer
Enberg R; Forshaw J; Motyka L; Poludniowski G
Article: EUROPEAN PHYSICAL JOURNAL C. 2003;26(3):411-415
Vector meson photoproduction at high-t and comparison to HERA data
Forshaw JR; Poludniowski G
Article: JOURNAL OF HIGH ENERGY PHYSICS. 2003;(12):002
Vector meson photoproduction from the BFKL equation - 2. Phenomenology
Poludniowski GG; Forshaw JR; Enberg R; Motyka L
Article: JOURNAL OF HIGH ENERGY PHYSICS. 2003;(9):008
Vector meson photoproduction from the BFKL equation - 1. Theory
Enberg R; Forshaw JR; Poludniowski G; Motyka L
Article: EUROPEAN PHYSICAL JOURNAL C. 2002;26(2):219-228
Diffractive heavy vector meson production from the BFKL equation
Enberg R; Motyka L; Poludniowski G
Visa fler

Artiklar

Nyheter från KI

Kalenderhändelser från KI