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Masumi Umezawa
Observed names:
M Umezawa,
M. Umezawa,
MASUMI UMEZAWA,
Umezawa Masumi
Institutions:
Hitachi High-Tech (Japan),
Hitachi (Japan)
Observed institutions:
The University of Texas MD Anderson Cancer Center,
University of Tsukuba,
Kyoto University,
Hitachi High-Tech (Japan),
Kyoto University Institute for Chemical Research,
Hitachi (Japan)
show all 6
OpenAlex ID:
A5108597828
A Proton Beam Therapy System Dedicated to Spot-Scanning Increases Accuracy with Moving Tumors by Real-Time Imaging and Gating and Reduces Equipment Size
2014
·
Shinichi Shimizu
, Naoki Miyamoto
, et al.
·
PLoS ONE
·
93
PDF
Integration of a real‐time tumor monitoring system into gated proton spot‐scanning beam therapy: An initial phantom study using patient tumor trajectory data
2013
·
Taeko Matsuura
, Naoki Miyamoto
, et al.
·
Medical Physics
·
41
Preliminary analysis for integration of spot-scanning proton beam therapy and real-time imaging and gating
2014
·
S. Shimizu
, T. Matsuura
, et al.
·
Physica Medica
·
34
PDF
Efficiency of respiratory-gated delivery of synchrotron-based pulsed proton irradiation
2008
·
Yoshikazu Tsunashima
, Sastry Vedam
, et al.
·
Physics in Medicine and Biology
·
34
PDF
Evaluation of the influence of double and triple Gaussian proton kernel models on accuracy of dose calculations for spot scanning technique
2016
·
Shusuke Hirayama
, Taisuke Takayanagi
, et al.
·
Medical Physics
·
33
The synchrotron and its related technology for ion beam therapy
2007
·
Kazuo Hiramoto
, Masumi Umezawa
, et al.
·
Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms
·
26
Adaptation and dosimetric commissioning of a synchrotron-based proton beamline for FLASH experiments
2022
·
Ming Yang
, Xiaochun Wang
, et al.
·
Physics in Medicine and Biology
·
22
Optimization and evaluation of multiple gating beam delivery in a synchrotron-based proton beam scanning system using a real-time imaging technique
2016
·
Takahiro Yamada
, Naoki Miyamoto
, et al.
·
Physica Medica
·
21
PDF
Feasibility of Synchrotron-Based Ultra-High Dose Rate (UHDR) Proton Irradiation with Pencil Beam Scanning for FLASH Research
2024
·
Lingshu Yin
, Umezawa Masumi
, et al.
·
Cancers
·
19
PDF
Development of the compact proton beam therapy system dedicated to spot scanning with real-time tumor-tracking technology
2013
·
Masumi Umezawa
, Rintaro Fujimoto
, et al.
·
AIP conference proceedings
·
16
The precision of respiratory-gated delivery of synchrotron-based pulsed beam proton therapy
2010
·
Yoshikazu Tsunashima
, Sastry Vedam
, et al.
·
Physics in Medicine and Biology
·
16
PDF
Ultra-high Dose-rate Carbon-ion Scanning Beam With a Compact Medical Synchrotron Contributing to Further Development of FLASH Irradiation
2023
·
MASASHI YAGI
, SHINICHI SHIMIZU
, et al.
·
Anticancer Research
·
15
PDF
Proton FLASH Irradiation Using a Synchrotron Accelerator: Differences by Irradiation Positions
2024
·
Hiromitsu Iwata
, Toshiyuki Toshito
, et al.
·
International Journal of Radiation Oncology*Biology*Physics
·
11
Scanning Proton FLASH Irradiation Using a Synchrotron Accelerator: Effects on Cultured Cells and Differences by Irradiation Positions
2020
·
H. Iwata
, T. Toshito
, et al.
·
International Journal of Radiation Oncology*Biology*Physics
·
11
The Appropriate Conditions for the Cell Sparing (FLASH) Effect Exist in Ultra-high Dose Rate Carbon Ion Irradiation
2025
·
KAZUMASA MINAMI
, MASASHI YAGI
, et al.
·
Anticancer Research
·
9
Development and characterization of a dedicated dose monitor for ultrahigh-dose-rate scanned carbon-ion beams
2024
·
Masashi Yagi
, Shinichi Shimizu
, et al.
·
Scientific Reports
·
9
PDF
Luminescence imaging of water irradiated by protons under FLASH radiation therapy conditions
2023
·
Katsunori Yogo
, Satoshi Kodaira
, et al.
·
Physics in Medicine and Biology
·
9
PDF
Changes in scanning orientation effects of Gafchromic EBT-3 film irradiated with ultra-high dose rate proton beams
2025
·
Hiroshi Yasuda
, Hassna Bantan
, et al.
·
Discover Applied Sciences
·
8
PDF
Comparative analysis of the responses of EBT-XD and EBT4 films to ultra-high dose rate proton beams
2025
·
Hiroshi Yasuda
, Toshiyuki Toshito
, et al.
·
Radiation Physics and Chemistry
·
7
Development of a Compact Synchrotron for Proton Beam Therapy
2017
·
FUTARO EBINA
, MASUMI UMEZAWA
, et al.
·
Electronics and Communications in Japan
·
7
RF accelerating system for a compact ion synchrotron
2002
·
K. Saito
, K. Matsuda
, et al.
·
PACS2001. Proceedings of the 2001 Particle Accelerator Conference (Cat. No.01CH37268)
·
7
PDF
Dual ring multilayer ionization chamber and theory‐based correction technique for scanning proton therapy
2016
·
Taisuke Takayanagi
, Hideaki Nihongi
, et al.
·
Medical Physics
·
6
Beam commissioning of the new proton therapy system for University of Tsukuba
2002
·
M. Umezawa
, H. Sakurabata
, et al.
·
PACS2001. Proceedings of the 2001 Particle Accelerator Conference (Cat. No.01CH37268)
·
6
PDF
Design and measurement of a combined function magnet intended for a cancer therapy accelerator
2001
·
Akio Morita
, Yoshihisa Iwashita
, et al.
·
Physical Review Special Topics - Accelerators and Beams
·
6
Dosimetric study of synchrotron rapid beam off control and skip spot function for high beam intensity proton therapy
2024
·
Masashi Yagi
, Keith M. Furutani
, et al.
·
Medical Physics
·
5
PDF
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Works count:
59
Citation count:
518
H-index:
12
I10-index:
14
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