Results 21 to 30 of about 277,444 (259)

Long‐Term Observations of Galactic Cosmic Ray LET Spectra in Lunar Orbit by LRO/CRaTER

Space Weather, 2020
The Cosmic Ray Telescope for the Effects of Radiation (CRaTER) has been orbiting the Moon since 2009 aboard the Lunar Reconnaissance Orbiter (LRO). From this vantage point, it samples the interplanetary energetic particle population outside the shielding
M. D. Looper, J. E. Mazur, J. B. Blake, H. E. Spence, N. A. Schwadron, J. K. Wilson, A. P. Jordan, C. Zeitlin, A. W. Case, J. C. Kasper, L. W. Townsend, T. J. Stubbs   +11 more
doaj   +1 more source

Whole Three-Dimensional Dosimetry of Carbon Ion Beams with an MRI-Based Nanocomposite Fricke Gel Dosimeter Using Rapid T₁ Mapping Method

Gels, 2021
MRI-based gel dosimeters are attractive systems for the evaluation of complex dose distributions in radiotherapy. In particular, the nanocomposite Fricke gel dosimeter is one among a few dosimeters capable of accurately evaluating the dose distribution ...
Shinya Mizukami, Yusuke Watanabe, Takahiro Mizoguchi, Tsutomu Gomi, Hidetake Hara, Hideyuki Takei, Nobuhisa Fukunishi, Kenichi L. Ishikawa, Shigekazu Fukuda, Takuya Maeyama   +9 more
doaj   +1 more source

Design and Analysis of Soft Error Rate in FET/CNTFET Based Radiation Hardened SRAM Cell

Sensors, 2021
Aerospace equipages encounter potential radiation footprints through which soft errors occur in the memories onboard. Hence, robustness against radiation with reliability in memory cells is a crucial factor in aerospace electronic systems.
Bharathi Raj Muthu, Ewins Pon Pushpa, Vaithiyanathan Dhandapani, Kamala Jayaraman, Hemalatha Vasanthakumar, Won-Chun Oh, Suresh Sagadevan   +6 more
doaj   +1 more source

A Soft Error Self-Resilience Radiation-Hardened 14T SRAM for Aerospace Applications

IEEE Access
Various charged particles in space threaten memory circuit integrity and dependability, including photons, alpha particles, and high-energy ions outside the Low Earth Orbit region.
Guguloth Anjaneyulu, Asisa Kumar Panigrahy, Mukku Pavan Kumar, Shams Ul Haq, Abdolreza Darabi, Erfan Abbasian, Priyanka Sharma, M. Durga Prakash   +7 more
doaj   +1 more source

Research on Prediction Method for Heavy Ion SEE Cross-section Based on Proton SEE Cross-section

Yuanzineng kexue jishu, 2023
With the development of space technology and semiconductor technology, more and more microelectronic devices are used in spacecraft. Heavy ions and protons are two main particles that cause single event effect (SEE) in devices.
MA Xu;HAN Jinhua;GUO Gang;CHEN Qiming;LIU Jiancheng;ZHAO Shuyong;ZHANG Zheng
doaj  

Microdosimetry test on double layer beam shaping assembly neutron beam as a boron neutron capture therapy neutron source using PHITS code [PDF]

Ядерна фізика та енергетика
A microdosimetry test on a double layer beam shaping assembly (DLBSA) neutron beam has been carried out using the particle and heavy ion transport code system (PHITS).
Bilalodin, A. Haryadi, Sehah, Zusfahair, Y. Sardjono, R. Tursinah   +5 more
doaj   +1 more source

Radiation quality assessment in a clinical helium-ion beam using a SOI microdosimeter and a Timepix3 detector

Frontiers in Physics
Accurate characterization of radiation quality is essential for assessing radiobiological effects in radiotherapy, yet remains a major challenge. As modern treatment strategies increasingly consider not only absorbed dose but also linear energy transfer (
Yasmin Hamad, Yasmin Hamad, Yasmin Hamad, Yasmin Hamad, Sandra Barna, Sandra Barna, Giulio Magrin, Hugo Palmans, Hugo Palmans, Ferisya Kusuma Sari, Tim Gehrke, Tim Gehrke, Tim Gehrke, Andrea Mairani, Andrea Mairani, Andrea Mairani   +15 more
doaj   +1 more source

High Single-Event Burnout Resistance 4H-SiC Junction Barrier Schottky Diode

IEEE Journal of the Electron Devices Society, 2021
This paper presents a single-event burnout (SEB) resistance method for 4H-SiC Junction Barrier Schottky Diode (JBS) under high bias voltage and linear energy transfer (LET) conditions.
Mao-Bin Li, Fei Cao, Hai-Fan Hu, Xing-Ji Li, Jian-Qun Yang, Ying Wang   +5 more
doaj   +1 more source

Assessment of Tumor Relative Biological Effectiveness in Low-LET Proton Irradiation

Biomedicines
Background/Objectives: Within the range of spread-out Bragg peak (SOBP), LET (linear energy transfer) gradually increases from proton beam entrance point toward the beam exit direction.
Ying-Chun Lin, Jiamin Mo, Yuan-Hao Lee
doaj   +1 more source

DNA Double Strand Break Repair Pathways in Response to Different Types of Ionizing Radiation

Frontiers in Genetics, 2021
The superior dose distribution of particle radiation compared to photon radiation makes it a promising therapy for the treatment of tumors. However, the cellular responses to particle therapy and especially the DNA damage response (DDR) is not well ...
Gerarda van de Kamp, Gerarda van de Kamp, Tim Heemskerk, Tim Heemskerk, Roland Kanaar, Roland Kanaar, Jeroen Essers, Jeroen Essers, Jeroen Essers   +8 more
doaj   +1 more source