Výsledky vyhledávání - "J. E. Lillhök"

RADIATION PROTECTION MEASUREMENTS WITH THE VARIANCE–COVARIANCE METHOD IN THE STRAY RADIATION FIELDS FROM PHOTON AND PROTON THERAPY FACILITIES

Autor: Alexandru Dasu, J. E. Lillhök, Claus E. Andersen, Oscar Ardenfors, Linda Persson

Publikováno v: Radiation Protection Dosimetry. 180:338-341

The microdosimetric variance-covariance method was used to study the stray radiation fields from the photon therapy facility at the Technical University of Denmark and the scanned proton therapy beam at the Skandion Clinic in Uppsala, Sweden. Two TEP

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8ccdc2466f9f4f121ec7f4cacbbdcf29
https://doi.org/10.1093/rpd/ncx194

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REFLECT – Research flight of EURADOS and CRREAT: Intercomparison of various radiation dosimeters onboard aircraft

Publikováno v: Radiation measurements 137, 106433 (1-12) (2020). doi:10.1016/j.radmeas.2020.106433
UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)
Radiation Measurements
Radiation Measurements, Elsevier, 2020, 137, pp.106433. ⟨10.1016/j.radmeas.2020.106433⟩
Radiat. Meas. 137:106433 (2020)

Radiation measurements 137, 106433 (1-12) (2020). doi:10.1016/j.radmeas.2020.106433
Aircraft crew are one of the groups of radiation workers which receive the highest annual exposure to ionizing radiation. Validation of computer codes used routi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3424806c96a7e79796ed2945653feab7
https://doi.org/10.1016/j.radmeas.2020.106433

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Out-of-field doses from secondary radiation produced in proton therapy and the associated risk of radiation-induced cancer from a brain tumor treatment

Autor: Linda Persson, Oscar Ardenfors, Alexandru Dasu, J. E. Lillhök, Irena Gudowska

Publikováno v: Physica medica : PM : an international journal devoted to the applications of physics to medicine and biology : official journal of the Italian Association of Biomedical Physics (AIFB). 53

Purpose To determine out-of-field doses produced in proton pencil beam scanning (PBS) therapy using Monte Carlo simulations and to estimate the associated risk of radiation-induced second cancer from a brain tumor treatment. Methods Simulations of ou

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::92083d22034f447cb14ddbc4a66811da
https://pubmed.ncbi.nlm.nih.gov/30241747

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Achievements in workplace neutron dosimetry in the last decade: lessons learned from the EVIDOS project

Autor: A. Fiechtner, Richard Tanner, Francesco D'Errico, M. Boschung, Giorgio Curzio, J.-E. Lillhök, Helmut Schuhmacher, M. Coeck, Marcel Reginatto, V. Lacoste, T. Bolognese-Milsztajn, M. Luszik-Bhadra, Lennart Lindborg, Filip Vanhavere

Publikováno v: RADIATION PROTECTION DOSIMETRY
RADIATION PROTECTION DOSIMETRY, 2007, 126 (1-4), pp.471-476. ⟨10.1093/rpd/ncm095⟩

The availability of active neutron personal dosemeters has made real time monitoring of neutron doses possible. This has obvious benefits, but is only of any real assistance if the dose assessments made are of sufficient accuracy and reliability. Pre

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a2aed9e7488ea4c8b40060cc19885432
http://doc.rero.ch/record/291903/files/ncm095.pdf

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Application of workplace correction factors to dosemeter results for the assessment of personal doses at nuclear facilities

Autor: Giorgio Curzio, B. Lievens, M. Coeck, A. Fiechtner, J.-E. Lillhök, Francesco D'Errico, Helmut Schuhmacher, Filip Vanhavere, Marcel Reginatto, T. Bolognese-Milsztajn, Richard Tanner, M. Boschung, A. Lövefors-Daun, M. Luszik-Bhadra, D. Hallfarth, Lennart Lindborg, V. Lacoste

Ratios of H(p)(10) and H*(10) were determined with reference instruments in a number of workplace fields within the nuclear industry and used to derive workplace-specific correction factors. When commercial survey meter results together with these fa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5d2010d0e336ae22f6a8bc40681951f7
http://doc.rero.ch/record/293741/files/ncm394.pdf

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Nanodosimetric measurements and calculations in a neutron therapy beam

Autor: J. E. Lillhök, G. Alm Carlsson, Irena Gudowska, Jonas Söderberg, Hooshang Nikjoo, Lennart Lindborg, Jan-Erik Grindborg

Publikováno v: Radiation Protection Dosimetry. 126:463-466

A comparison of calculated and measured values of the dose mean lineal energy (yD) for the former neutron therapy beam at Louvain-la-Neuve is reported. The measurements were made with wall-less tissue-equivalent proportional counters using the varian

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3b13dbb75829b8b183bdaf4a9be34c48
https://doi.org/10.1093/rpd/ncm093

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Comment on 'Monte Carlo calculated microdosimetric spread for cell nucleus-sized targets exposed to brachytherapy (125)I and (192)Ir sources and (60)Co cell irradiation'

Autor: Lennart Lindborg, J. E. Lillhök, Jan-Erik Grindborg

Publikováno v: Physics in medicine and biology. 60(21)

The relative standard deviation, σr,D, of calculated multi-event distributions of specific energy for (60)Co ϒ rays was reported by the authors F Villegas, N Tilly and A Ahnesjo (Phys. Med. Biol. 58 6149-62). The calculations were made with an upgr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7f76b3b68cf95f1e7bdca4858115c267
https://pubmed.ncbi.nlm.nih.gov/23941885

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Nanodosimetry in a clinical neutron therapy beam using the variance-covariance method and Monte Carlo simulations

Autor: Jonas Söderberg, L Lindborg, G. Alm Carlsson, Irena Gudowska, Mariusz Kopeć, Joakim Medin, Jan-Erik Grindborg, J. E. Lillhök

Publikováno v: Physics in medicine and biology. 52(16)

Nanodosimetric single-event distributions or their mean values may contribute to a better understanding of how radiation induced biological damages are produced. They may also provide means for radiation quality characterization in therapy beams. Exp

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::97554224b7c95236eb43130a45205116
https://pubmed.ncbi.nlm.nih.gov/17671346

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Determinations of H*(10) and its dose components onboard aircraft

Autor: Johannes Roth, S. Rollet, François Trompier, Hartmut Roos, J.F. Bottolier-Depois, M. Latocha, F. Wissmann, Lennart Lindborg, F. Spurny, G Stehno, J. E. Lillhök, Peter Beck, H. Schraube

Publikováno v: RADIATION PROTECTION DOSIMETRY
RADIATION PROTECTION DOSIMETRY, 2007, 126 (1-4), pp.577-580. ⟨10.1093/rpd/ncm117⟩

Aircrew is in general receiving a higher average annual dose than other occupationally exposed personnel, and about half of the effective dose is deposited by high-LET neutron secondaries. A recent investigation of the cancer incidence following the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9d849200daf573679a2220634aa3c627
https://hal.archives-ouvertes.fr/hal-03085372

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A comparison of ambient dose equivalent meters and dose calculations at constant flight conditions

Autor: J. E. Lillhök, Lennart Lindborg, Jean-François Bottollier-Depois, M. Latocha, Peter Beck, F. Wissmann, François Trompier, Hartmut Roos, F. Spurny, H. Schraube, G Stehno, Johannes Roth

Publikováno v: Radiation Measurements
Radiation Measurements, 2007, 42 (3), pp.323-333. ⟨10.1016/j.radmeas.2006.12.011⟩

Ambient dose-equivalent results from an in-flight comparison between different tissue-equivalent proportional counters and silicon diode spectrometers from seven European institutes are presented and compared with calculations using the EPCARD comput

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fed28e1f4c67e9b72e1396373e37ff68
https://hal.archives-ouvertes.fr/hal-03008520

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