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Radiological Physics and Technology

Issue 2/2013

Content (32 Articles)

Current status and future prospects of multi-dimensional image-guided particle therapy

Shinichiro Mori, Silvan Zenklusen, Antje-Christin Knopf

Simulation system for understanding the lag effect in fluoroscopic images

Rie Tanaka, Hiroki Kawashima, Katsuhiro Ichikawa, Kosuke Matsubara, Hiroji Iida, Shigeru Sanada

Feasibility of low-radiation-dose CT for abdominal examinations with hybrid iterative reconstruction algorithm: low-contrast phantom study

Masatoshi Kondo, Masamitsu Hatakenaka, Ko Higuchi, Taisuke Fujioka, Takashi Shirasaka, Yasuhiko Nakamura, Katsumasa Nakamura, Takashi Yoshiura, Hiroshi Honda

A GSO tweezers-type coincidence detector for tumor detection

Seiichi Yamamoto, Tatsuya Higashi, Michio Senda

Detection of ground-glass opacities by use of hybrid iterative reconstruction (iDose) and low-dose 256-section computed tomography: a phantom study

Ko Higuchi, Michinobu Nagao, Yoshio Matsuo, Shunya Sunami, Takeshi Kamitani, Mikako Jinnouchi, Masato Yonezawa, Yuzo Yamasaki, Hidetake Yabuuchi, Masamitsu Hatkenaka, Hiroshi Honda

Reevaluation of T2-weighted fast field echo (T2FFE): application to rapid volumetric black-blood imaging

Masami Yoneyama, Masanobu Nakamura, Takashi Tabuchi, Takashi Namiki, Atsushi Takemura, Makoto Obara

Optimum CT reconstruction parameters for vascular and hepatocellular carcinoma models in a liver phantom with multi-level dynamic computed tomography with 64 detector rows: a basic study

Murotani Kazuhiro, Nobuyuki Kawai, Morio Sato, Hiroki Minamiguchi, Motoki Nakai, Tetsuo Sonomura, Seiki Hosokawa, Tadayoshi Nishioku

Erratum

Erratum to: Optimum CT reconstruction parameters for vascular and hepatocellular carcinoma models in a liver phantom with multi-level dynamic computed tomography with 64 detector rows: a basic study

Kazuhiro Murotani, Nobuyuki Kawai, Morio Sato, Hiroki Minamiguchi, Motoki Nakai, Tetsuo Sonomura, Seiki Hosokawa, Tadayoshi Nishioku

Vessel-selective, non-contrast enhanced, time-resolved MR angiography with vessel-selective arterial spin labeling technique (CINEMA–SELECT) in intracranial arteries

Masanobu Nakamura, Masami Yoneyama, Takashi Tabuchi, Atsushi Takemura, Makoto Obara, Satoshi Tatsuno, Seishi Sawano

Dose verification of volumetric modulated arc therapy (VMAT) by use of in-treatment linac parameters

Akihiro Haga, Akira Sakumi, Yukari Okano, Saori Itoh, Naoya Saotome, Satoshi Kida, Hiroshi Igaki, Kenshiro Shiraishi, Hideomi Yamashita, Kuni Ohtomo, Keiichi Nakagawa

Open Access

Effects of diffusional kurtosis imaging parameters on diffusion quantification

Issei Fukunaga, Masaaki Hori, Yoshitaka Masutani, Nozomi Hamasaki, Shuji Sato, Yuriko Suzuki, Fumitaka Kumagai, Masatsugu Kosuge, Haruyoshi Hoshito, Koji Kamagata, Keigo Shimoji, Atsushi Nakanishi, Shigeki Aoki, Atsushi Senoo

A new reference point for patient dose estimation in neurovascular interventional radiology

Kohei Kawasaki, Masaharu Imazeki, Ryota Hasegawa, Shinichi Shiba, Hiroyuki Takahashi, Kazuhiko Sato, Jyoji Ota, Hiroaki Suzuki, Kazuo Awai, Hajime Sakamoto, Osamu Tajima, Atsuko Tsukamoto, Tatsuya Kikuchi, Takahiro Kageyama, Kyoichi Kato

Open Access

Technical approach to individualized respiratory-gated carbon-ion therapy for mobile organs

Mutsumi Tashiro, Takayoshi Ishii, Jun-ichi Koya, Ryosuke Okada, Yuji Kurosawa, Keisuke Arai, Satoshi Abe, Yoshiaki Ohashi, Hirofumi Shimada, Ken Yusa, Tatsuaki Kanai, Satoru Yamada, Hidemasa Kawamura, Takeshi Ebara, Tatsuya Ohno, Takashi Nakano

Investigation of image lag and modulation transfer function in fluoroscopy images obtained with a dynamic flat-panel detector

Hiroki Kawashima, Rie Tanaka, Katsuhiro Ichikawa, Kosuke Matsubara, Hiroji Iida, Shigeru Sanada

Assessment of bilateral filter on 1/2-dose chest-pelvis CT views

Abdel Razzak Al-Hinnawi, Mohammed Daear, Said Huwaijah

Experimental and simulation studies on the behavior of signal harmonics in magnetic particle imaging

Kenya Murase, Takashi Konishi, Yuki Takeuchi, Hiroshige Takata, Shigeyoshi Saito

Microdosimetric calculation of penumbra for biological dose in wobbled carbon-ion beams with Monte Carlo Method

Mikoto Tamura, Masataka Komori, Hiroshi Oguchi, Yasushi Iwamoto, Toshiya Rachi, Kenji Ota, Atsushi Hemmi, Tomohiro Shimozato, Yasunori Obata

Whole-brain black-blood imaging with magnetization-transfer prepared spin echo-like contrast: a novel sequence for contrast-enhanced brain metastasis screening at 3T

Masami Yoneyama, Masanobu Nakamura, Takashi Tabuchi, Atsushi Takemura, Makoto Obara, Satoshi Tatsuno, Seishi Sawano

A revision of proton machine quality assurance for wobbled-proton-beam therapy

Yuki Kase, Haruo Yamashita, Masumi Numano, Hiroshi Fuji, Shigeyuki Murayama

Examination of the optimal temporal resolution required for computed tomography coronary angiography

Kazuya Ohashi, Katsuhiro Ichikawa, Masaki Hara, Tatsuya Kawai, Hiroshi Kunitomo, Ryo Higashide, Yuta Shibamoto

The number of Japanese radiologic technologists will be increased in 40 years

Miwa Araseki, Yuki Yokooka, Tomoki Ishikawa, Katsuhiko Ogasawara

A comparison of shimming techniques for optimizing fat suppression in MR mammography

Yasuo Takatsu, Kengo Nishiyama, Tosiaki Miyati, Hideto Miyano, Mariko Kajihara, Thai Akasaka

Observer-independent nodule-detectability index for low-dose lung cancer screening CT: a pilot study

Masaki Ohkubo, Shinichi Wada, Satoshi Kanai, Kazuhiro Ishikawa, Janaka C. Marasinghe, Toru Matsumoto