نتایج جستجو برای: thermoluminescence

تعداد نتایج: 1014  

Journal: :Journal of the Korea Academia-Industrial cooperation Society 2012

Journal: :Acta Radiologica: Therapy, Physics, Biology 1975

Journal: :IRA-International Journal of Applied Sciences (ISSN 2455-4499) 2016

2009
M. Hajek

The increasing utilization of charged particle beams for therapeutic purposes requires designing novel detector systems which shall be capable of assessing radiation quality for a diversity of ion species. It is shown that the pattern of energy deposition in thermoluminescent phosphors and biological tissue contains conceptual parallels. The correlation of physical and radiobiological parameter...

Journal: :iranian journal of radiation research 0
h.r. baghani radiation medicine department, nuclear engineering faculty, shahid beheshti university, tehran, iran s.m.r. aghamiri radiation medicine department, nuclear engineering faculty, shahid beheshti university, tehran, iran h. gharaati radiotherapy physics department, cancer institute of tehran, tehran, iran s.r. mahdavi medical physics department, medical faculty, iran university of medical science, tehran, iran s.m. hosseini daghigh radiation medicine department, nuclear engineering faculty, shahid beheshti university, tehran, iran

background: craniospinal radiotherapy faces technical challenges which are due to the sensitivity of the location in which the gross tumor is, and to organs at risk around planning target volume. using modern treatment planning systems causes a reduction in the complexities of the treatment techniques. the most effective method to assess the dosimetric accuracy and the validity of the software ...

2015
DANIEL RICHTER ANDREAS RICHTER KAY DORNICH

Following the luminescence system lexsyg research, which was designed for research, the luminescence reader lexsyg smart for the application of luminescence detection was developed by Freiberg Instruments. It is suited for routine measurements of luminescence (thermoluminescence, photoluminescence, photon-stimulated, optically stimulated and infrared stimulated luminescence) for a wide range of...

2015
Mostafa Ghomeishi G. Amouzad Mahdiraji F. R. Mahamd Adikan N. M. Ung D. A. Bradley

With interest in the potential of optical fibres as the basis of next-generation thermoluminescence dosimeters (TLDs), the development of suitable forms of material and their fabrication has become a fast-growing endeavour. Present study focuses on three types of Ge-doped optical fibres with different structural arrangements and/or shapes, namely conventional cylindrical fibre, capillary fibre,...

2013
J. A. Wani

CaSO4: Dy, P is known for its dosimetric characteristics for a very long time now. In this work we have carried out a comparative study on TL intensity of CaSO4: Dy, P, Ce phosphors using two different wet chemical synthesis routes. Nobody seems to have reported this kind of study on CaSO4: Dy, P, Ce 3+ phosphors and as a result it may be regarded as something new. Phosphors were characterized ...

Journal: :Plant physiology 2003
Prafullachandra Vishnu Sane Alexander G Ivanov Vaughan Hurry Norman P A Huner Gunnar Oquist

Exposure of control (non-hardened) Arabidopsis leaves for 2 h at high irradiance at 5 degrees C resulted in a 55% decrease in photosystem II (PSII) photochemical efficiency as indicated by F(v)/F(m). In contrast, cold-acclimated leaves exposed to the same conditions showed only a 22% decrease in F(v)/F(m). Thermoluminescence was used to assess the possible role(s) of PSII recombination events i...

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