Articles with "detector" as a keyword



“Characterization of ELEKTA SRS cone collimator using high spatial resolution monolithic silicon detector array”

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Published in 2018 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.12345

Abstract: Abstract Purpose To investigate the accuracy of the dosimetry of radiation fields produced by small ELEKTA cone collimators used for stereotactic radiosurgery treatments (SRS) using commercially available detectors EBT3 GafchromicTM film, IBA Stereotactic diode (SFD),… read more here.

Keywords: detector; duo; srs cone; monolithic silicon ... See more keywords

Intrinsic detector sensitivity analysis as a tool to characterize ArcCHECK and EPID sensitivity to variations in delivery for lung SBRT VMAT plans

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Published in 2021 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13221

Abstract: Abstract Purpose To investigate intrinsic sensitivity of an electronic portal imaging device (EPID) and the ArcCHECK detector and to use this in assessing their performance in detecting delivery variations for lung SBRT VMAT. The effect… read more here.

Keywords: arccheck; lung sbrt; delivery; sensitivity ... See more keywords
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Method to measure the size of a radiographic field larger than a detector by imaging fluorescence X‐rays with a slit camera

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Published in 2021 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13426

Abstract: Abstract Purpose X‐ray imaging devices contain a collimator system that defines a rectangular irradiation field on the detector plane. The size and position of the X‐ray field, and its congruence with the corresponding light field,… read more here.

Keywords: fluorescence; field; method; detector ... See more keywords

Method of determining technique from weight and height to achieve targeted detector exposures in portable chest and abdominal digital radiography

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Published in 2022 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13582

Abstract: Abstract This study presents a methodology to develop an X‐ray technique chart for portable chest and abdomen imaging which utilizes patient data available in the modality worklist (MWL) to reliably achieve a predetermined exposure index… read more here.

Keywords: portable chest; technique chart; weight height; patient ... See more keywords

Dual‐focal‐spot single‐detector CT: A simulation study to assess cone‐beam artifacts and noise

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Published in 2025 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.70220

Abstract: Abstract Background Ultra‐wide coverage CT (> 128 detector rows) makes it possible to image a heart or brain in a single rotation but are associated with large cone angles, which can severely degrade the image… read more here.

Keywords: image; focal spot; detector; geometry ... See more keywords

Detector response and dose calculation lateral to material interfaces for 6 MV photon beam

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Published in 2025 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.70302

Abstract: Abstract Background Dose calculation around inhomogeneities is challenging for many algorithms. A validation of dose distributions in these conditions is not straightforward, as detector response close to material interfaces is affected by the non‐equilibrium situation,… read more here.

Keywords: detector response; material interfaces; detector; dose calculation ... See more keywords

Nonlocal Response in Infrared Detector with Semiconducting Carbon Nanotubes and Graphdiyne

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Published in 2017 at "Advanced Science"

DOI: 10.1002/advs.201700472

Abstract: Abstract Semiconducting single‐walled carbon nanotubes (s‐SWNTs) are regarded as an important candidate for infrared (IR) optical detection due to their excellent intrinsic properties. However, the strong binding energy of excitons in s‐SWNTs seriously impedes the… read more here.

Keywords: response; response infrared; nonlocal response; carbon nanotubes ... See more keywords

Dead volume–free flow splitting in capillary electrophoresis

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Published in 2022 at "ELECTROPHORESIS"

DOI: 10.1002/elps.202200025

Abstract: In recent years, several dual detection concepts (DDCs) for CE were developed, which consisted of at least one nondestructive detector. For these DDCs, a linear detector arrangement could be used, which is not possible when… read more here.

Keywords: electrophoresis dead; flow; volume free; detector ... See more keywords

Combining amperometry and mass spectrometry as a dual detection approach for capillary electrophoresis

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Published in 2022 at "ELECTROPHORESIS"

DOI: 10.1002/elps.202200228

Abstract: Dual detection concepts (DDCs) are becoming more and more popular in analytical chemistry. In this work, we describe a novel DDC for capillary electrophoresis (CE) consisting of an amperometric detector (AD) and a mass spectrometer… read more here.

Keywords: ddc; detection; dual detection; detector ... See more keywords

Lifetime extension of in-core self-powered neutron detector using new emitter materials

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Published in 2017 at "International Journal of Energy Research"

DOI: 10.1002/er.3817

Abstract: Summary In this paper, new in-core self-powered neutron detector emitter candidate materials, ie, vanadium, cobalt, and silver, have been examined in their lifetimes compared with the commonly used rhodium emitter. Using a new quantitative lifetime… read more here.

Keywords: self powered; rhodium; detector; core self ... See more keywords

Exploring the Potential of Flame Ionisation Detector Technique to Analyse Gas Tracers for CO 2 ‐Based Enhanced Oil Recovery Applications in High‐Temperature Reservoirs

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Published in 2025 at "Greenhouse Gases: Science and Technology"

DOI: 10.1002/ghg.2383

Abstract: Perfluorocarbon (PFC) gas tracers perfluoromethylcyclohexane (PMCH) and perfluoro‐1,3‐dimethylcyclohexane (PDCH) were evaluated for CO 2 geo‐storage and enhanced oil recovery (EOR) applications under high‐temperature conditions. A novel detection method using a flame ionisation detector (FID) was… read more here.

Keywords: gas tracers; enhanced oil; oil recovery; applications high ... See more keywords