Development of a new pinhole camera for imaging in high dose-rate environments

K Sueoka, J Kataoka, M Takabe, Y Iwamoto… - Nuclear Instruments and …, 2018 - Elsevier
After Fukushima's nuclear disaster in Japan, the decontamination operation is successfully
ongoing, and restrictions from some areas were lifted in April 2017. However, the radiation …

Multi-pixel photon counter-based gamma camera with pinhole collimator to locate Cs-137 sources at high dose rates for the Fukushima nuclear power plant

T Tomoda, M Arimoto, T Mizuno, D Sato… - Journal of …, 2024 - iopscience.iop.org
Abstract The Fukushima Daiichi Nuclear Power Plant was severely damaged during the
2011 Great East Japan Earthquake. However, the ongoing decommissioning work has been …

Development of an MPPC-based gamma-ray detector onboard a radiation source imager under high-dose environments and initial performance results

T Mizuno, M Arimoto, D Sato, K Yoshiura… - Nuclear Instruments and …, 2023 - Elsevier
Since the accident at the Fukushima Daiichi Nuclear Power Plant∼ 10 years ago, various
studies have been conducted focusing on the decontamination of radioactive materials and …

Spectroscopic gamma camera for use in high dose environments

Y Ueno, I Takahashi, T Ishitsu, T Tadokoro… - Nuclear Instruments and …, 2016 - Elsevier
We developed a pinhole gamma camera to measure distributions of radioactive material
contaminants and to identify radionuclides in extraordinarily high dose regions (1000 …

Radiation imaging system using a Compact Gamma-ray Imager mounted on a remotely operated machine

Y Sato, K Kawabata, S Ozawa, R Izumi, M Kaburagi… - IFAC-PapersOnLine, 2017 - Elsevier
The development of remote and quick radiation imaging methods for high dose-rate
environments is important to accelerate decommissioning of the Fukushima Daiichi Nuclear …

Development of compact Compton camera for 3D image reconstruction of radioactive contamination

Y Sato, Y Terasaka, S Ozawa… - Journal of …, 2017 - iopscience.iop.org
Abstract The Fukushima Daiichi Nuclear Power Station (FDNPS), operated by Tokyo Electric
Power Company Holdings, Inc., went into meltdown after the large tsunami caused by the …

Depth-of-interaction compensation using a focused-cut scintillator for a pinhole gamma camera

F Alhassen, H Kudrolli, B Singh, S Kim… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
Preclinical SPECT offers a powerful means to understand the molecular pathways of drug
interactions in animal models by discovering and testing new pharmaceuticals and …

Radiation imaging using a compact Compton camera inside the Fukushima Daiichi Nuclear Power Station building

Y Sato, Y Tanifuji, Y Terasaka, H Usami… - Journal of Nuclear …, 2018 - Taylor & Francis
ABSTRACT The Fukushima Daiichi Nuclear Power Station (FDNPS), operated by Tokyo
Electric Power Company Holdings, Inc., went into meltdown in the aftermath of a large …

Development of an all-sky gamma-ray Compton camera based on scintillators for high-dose environments

H Katagiri, W Satoh, R Enomoto… - Journal of Nuclear …, 2018 - Taylor & Francis
We developed an all-sky Compton camera for the detection of sub-MeV gamma rays emitted
by radioactive cesium in high-dose environments. The camera consisted of six NaI (Tl) …

Development of an omnidirectional gamma-ray imaging Compton camera for low-radiation-level environmental monitoring

T Watanabe, R Enomoto, H Muraishi… - Japanese Journal of …, 2017 - iopscience.iop.org
We have developed an omnidirectional gamma-ray imaging Compton camera for
environmental monitoring at low levels of radiation. The camera consisted of only six CsI (Tl) …