نتایج جستجو برای: tld badges

تعداد نتایج: 1558  

Journal: :CoRR 2017
Tomasz Kusmierczyk Manuel Gomez-Rodriguez

A wide variety of online platforms use digital badges to encourage users to take certain types of desirable actions. However, despite their growing popularity, their causal effect on users’ behavior is not well understood. This is partly due to the lack of counterfactual data and the myriad of complex factors that influence users’ behavior over time. As a consequence, their design and deploymen...

Journal: :Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology 2000
J Izewska P Andreo

BACKGROUND AND PURPOSE Since 1969 the International Atomic Energy Agency (IAEA), together with the World Health Organization (WHO), has performed postal TLD audits to verify the calibration of radiotherapy beams in developing countries. MATERIALS AND METHODS A number of changes have recently been implemented to improve the efficiency of the IAEA/WHO TLD programme. The IAEA has increased the n...

Journal: :Occupational medicine 2012
M Fertout N Jones N Greenberg

BACKGROUND Third location decompression (TLD) refers to the initial process, undertaken by military personnel at the end of an operational deployment, whereby adjustment from military operations commences. TLD has been shown to be useful for personnel in formed units (FU). AIMS To examine the subjective utility of TLD for personnel deployed as individual augmentees (IAs) by comparing their ex...

2007
Ana F. Maia Linda V.E. Caldas

Tandem systems formed with different thermoluminescent dosemeters were evaluated in standard diagnostic radiation beams. The utilized materials are commercially available, and the aim of this study was to carry out a performance comparison. The results show that the energy dependence of the materials, except TLD-100, were very high. Therefore, there are several possibilities of pair combination...

F. Nowrouz-Alizadeh M. Haghani M. M. Movahhedi N. Omidifar R. Faghihi S. M. Hashemi S. M. J. Mortazavi S. Masoumi S. Mehdizadeh

Background: The number of interventional cardiology procedures performed has increased rapidly over the past years. While these procedures help physicians avoid using highly complicated invasive methods, it usually leads to high levels of exposure to ionizing radiation of both patients and cardiologist. The dose received by the cardiologist during interventional cardiology procedures is determi...

2018
Tomasz Kuśmierczyk Manuel Gomez-Rodriguez

Awide variety of online platforms use digital badges to encourage users to take certain types of desirable actions. However, despite their growing popularity, their causal effect on users’ behavior is not well understood. This is partly due to the lack of counterfactual data and the myriad of complex factors that influence users’ behavior over time. As a consequence, their design and deployment...

Journal: :International Journal of Research in Orthopaedics 2023

Background: Radiographic imaging in orthopaedic surgical centers is becoming more common, posing additional risks to the doctors, who become exposed ionising irradiation. As a result, surgeons must have good understanding of radiation hazards. Despite these issues, many specialists do not get basic safety training. A review specialists' understanding, awareness, and routine practices at an acad...

Journal: :Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology 2003
Daniela Kroutilķková Josef Novotný Libor Judas

INTRODUCTION The Czech thermoluminescent dosimeters (TLD) quality assurance network was established in 1997. Its aim is to pursue a regular independent quality audit in Czech radiotherapy centres and to support state supervision. MATERIALS AND METHODS The audit is realised via mailed TL dosimetry. The TLD system consists of encapsulated LiF:Mg,Ti powder (type MT-N) read with Harshaw manual re...

Journal: :journal of biomedical physics and engineering 0
s. m. j. mortazavi professor of medical physics, department of medical physics and medical engineering, school of medicine, shiraz university of medical sciences, shiraz, iran n. omidifar pathology resident, pathology department, school of medicine, shiraz university of medical sciences, shiraz, iran r. faghihi nuclear engineering department, school of mechanical engineering, shiraz university, shiraz, iran s. mehdizadeh nuclear engineering department, school of mechanical engineering, shiraz university, shiraz, iran s. masoumi the center for radiological research, shiraz university of medical sciences, shiraz, iran s. m. hashemi the center for radiological research, shiraz university of medical sciences, shiraz, iran

background: the number of interventional cardiology procedures performed has increased rapidly over the past years. while these procedures help physicians avoid using highly complicated invasive methods, it usually leads to high levels of exposure to ionizing radiation of both patients and cardiologist. the dose received by the cardiologist during interventional cardiology procedures is determi...

Journal: :Buildings 2023

In order to solve the shortcomings of traditional TLDs (tuned liquid dampers), such as their narrow frequency bands and occupation large amounts space, based on deep-water theory, a new type TLD incorporating Karmen vortex street theory is proposed named KV-TLD. A shaking table experimental test conducted fully analyze its vibration damping characteristics effectiveness in terms control confirm...

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