نتایج جستجو برای: tld badges
تعداد نتایج: 1558 فیلتر نتایج به سال:
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...
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...
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...
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...
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...
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...
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...
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...
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...
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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