Search Results - "Ionization chambers"

Gas Detector Developments in AMS: Vertical position, total energy, and Bragg detector.

Authors: Dowie, Jackson T. H. Fifield, L. Keith Pavetich, Stefan et al.

Source: EPJ Web of Conferences. 5/13/2026, Vol. 367, p1-5. 5p.

X 射线能量对剂量计测量 CT 辐射剂量的影响. (Chinese)

Authors: 彭乐欣 马梓轩 牛延涛 et al.

Source: CT Theory & Applications; May2026, Vol. 35 Issue 3, p448-453, 6p

Evaluation of Dose Distribution at the Level of Electronic Portal Imaging Device using Treatment Planning System.

Authors: Bagheri, Amene Momennezhad, Mehdi Nasseri, Shahrokh et al.

Source: Journal of Biomedical Physics & Engineering; Feb2026, Vol. 16 Issue 1, p21-32, 12p

Application of a CdTe Photovoltaic Dosimeter to Therapeutic Megavoltage Photon Beams.

Authors: Youn, Sang Hee Kim, Sangsu Lee, Jong Hoon et al.

Source: Applied Sciences (2076-3417); Dec2025, Vol. 15 Issue 24, p13091, 11p

Development and Verification of an Online Monitoring Ionization Chamber for Dose Measurement in a Small-Sized Betatron.

Authors: Zhang, Bin Zheng, Wenlong Yan, Ting et al.

Source: Applied Sciences (2076-3417); Nov2025, Vol. 15 Issue 21, p11835, 12p

Quantification of head leakage radiation in CyberKnife robotic radiosurgery systems using a multimodal approach.

Authors: Singh, Sandeep Bhushan, Manindra Singh, Pawan Kumar et al.

Source: Scientific Reports. 10/7/2025, Vol. 15 Issue 1, p1-10. 10p.

Characterization of commercial detectors for absolute proton UHDR dosimetry on a compact clinical proton synchrocyclotron.

Authors: Setianegara, Jufri Wang, Aoxiang Gerard, Nicolas et al.

Source: Medical Physics. Jul2025, Vol. 52 Issue 7, p1-13. 13p.

Subjects: Ionization chambers, Radiation dosimetry, Synchrotrons, Radiation measurements, Calibration, Medical dosimetry, Detectors, Cancer radiotherapy

Monte Carlo modeling of the field size dependency for thin window plane‐parallel chambers in kilovoltage X‐ray reference dosimetry.

Authors: Kadeer, Fayz Healy, Brendan Butler, Duncan

Source: Medical Physics. May2026, Vol. 53 Issue 5, p1-12. 12p.

Subjects: Ionization chambers, Correction factors, Radiation dosimetry, Monte Carlo method

Ion recombination correction in reference dosimetry for pencil beam scanned proton beams.

Authors: Gan, Jun Ken Lew, Kah Seng Chua, Clifford Ghee Ann et al.

Source: Medical Physics. May2026, Vol. 53 Issue 5, p1-13. 13p.

Subjects: Ion recombination, Ionization chambers, Proton therapy, International Atomic Energy Agency, Medical dosimetry

Evaluation of extrapolation chamber response for surface and buildup dose assessment in radiotherapy photon beams using Monte Carlo simulations.

Authors: Reis, Cristiano Q. M. Muir, Bryan R. Nicolucci, Patricia et al.

Source: Medical Physics. Apr2026, Vol. 53 Issue 4, p1-12. 12p.

Subjects: Ionization chambers, Radiation dosimetry, Monte Carlo method, Medical dosimetry, Photon beams, Radiation measurements, Radiation doses

Real‐time energy measurement of clinical carbon ion beams using a cross‐correlation time‐of‐flight method with parallel‐plate chambers.

Authors: Kwon, Na Hye Choi, Sung Woon Han, Soorim et al.

Source: Medical Physics. Apr2026, Vol. 53 Issue 4, p1-10. 10p.

Subjects: Time-of-flight measurements, Ionization chambers, Heavy ion radiotherapy, Quality assurance, Cross correlation, Medical dosimetry

Measurement of Imaging Dose in 2D kV Image Guided Radiotherapy Using Indigenously Developed Portable Free Air Ionization Chamber.

Authors: Chaudhary, Rahul Kumar Kumar, Sudhir More, Mahendra et al.

Source: Journal of Medical Physics. Jul-Sep2025, Vol. 50 Issue 3, p554-559. 6p.

Evaluation of the two‐voltage method for parallel‐plate ionization chambers irradiated with pulsed beams.

Authors: Paz‐Martín, José Schüller, Andreas Bourgouin, Alexandra et al.

Source: Medical Physics. Jun2025, Vol. 52 Issue 6, p4894-4909. 16p.

Subjects: Ionization chambers, Medical dosimetry, Saturation (Chemistry), Ion recombination, Computer simulation, Empirical research

Numerical simulations of charge transport in low-pressure noble gases for ultra-high dose per pulse applications.

Authors: Montefiori, Marco Baldini, Luca Giuseppina Bisogni, Maria et al.

Source: Physics in Medicine & Biology. 2026, Vol. 71 Issue 2, p1-15. 15p.

Subjects: Noble gases, Ionization chambers, Charge transfer, Computer simulation, Medical physics

A method to measure the angular differential cross section of (n, α) reactions using gridded ionization chamber and gas sample.

Authors: Xia, Cong Hu, Yiwei Liu, Jie et al.

Source: European Physical Journal A -- Hadrons & Nuclei. Jan2026, Vol. 62 Issue 1, p1-7. 7p.

Subjects: Differential cross sections, Ionization chambers, Neutron measurement, Sampling (Process), Nuclear reactions

Energy dependence of Farmer‐type ionization chambers used in kilovoltage x‐ray beam reference dosimetry.

Authors: Tyler, Madelaine Butler, Duncan Duncan, Mitchell et al.

Source: Medical Physics. Mar2026, Vol. 53 Issue 3, p1-10. 10p.

Subjects: Ionization chambers, Calibration, Medical dosimetry, X-rays, Radiation dosimetry

First evaluation of a heteroepitaxial diamond ionization chamber operating at low voltage for diagnostic X‐ray dosimetry.

Authors: Shinsho, Kiyomitsu Koyama, Koji Hitomi, Keitaro et al.

Source: Medical Physics. Mar2026, Vol. 53 Issue 3, p1-12. 12p.

Subjects: Ionization chambers, Radiation dosimetry, Solid state detectors, Low voltage systems, Nuclear counters

First experimental characterization of a low‐pressure nitrogen filled parallel‐plate ionization chamber for UHDP electron beam dosimetry.

Authors: Montefiori, Marco Baldini, Luca Bisogni, Maria Giuseppina et al.

Source: Medical Physics. Feb2026, Vol. 53 Issue 2, p1-9. 9p.

Subjects: Ionization chambers, Medical dosimetry, Atmospheric nitrogen, Radiotherapy, Model validation

Energy and Angular Distribution of Charge Particles' Measurement by the Fast Ionization Chamber without a Frisch Grid.

Authors: Khryachkov, V. A. Ketlerov, V. V. Khromyleva, T. A.

Source: Instruments & Experimental Techniques. Feb2026, Vol. 69 Issue 1, p99-106. 8p.

Subjects: Ionization chambers, Angular distribution (Nuclear physics), Ions, Wave analysis, Measurement, Ion emission

Comparative Analysis of Mineralogical Composition and Radioactivity Levels in Stone Samples from the Archaeological Site of Halaesa (Sicily, Italy).

Authors: Paladini, Giuseppe Cardiano, Paola Caridi, Francesco et al.

Source: Applied Sciences (2076-3417); Jun2025, Vol. 15 Issue 11, p5915, 25p