Norimichi Juto

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An allyl di-glycol carbonate (ADC) sheet which has been utilised as a neutron detector for personal dosimetry has recently been studied for its application as a device for radiation exposure control for astronauts in space, where protons are the dominant radiation. It is known that the fabrication process, modified by adding some kind of antioxidant to(More)
s--Dental Radiology Vol. 40, 2000 Tooth A n o m a l i e s : R e l a t i o n of Generalized Disorder T a k e n o r i N O I K U R A Department of Dental Radiology, Kagoshima University Dental School Many developmental disturbances affect oral structure. Generalized disturbances are those wherein the oral changes are related to disturbances in other parts of(More)
A method for measuring entrance surface dose in intraoral radiography for nationwide survey for the determination of guidance levels was developed using a commercially available radiophotoluminescent dosemeter (RPLD) system. From the ratio of the readings of the RPLD detectors. with and without a 1 mm thick aluminium filter, half value layer (HVL) and the(More)
South coast of India is known as the high-level background radiation area (HBRA) mainly due to beach sands that contain natural radionuclides as components of the mineral monazite. The rich deposit of monazite is unevenly distributed along the coastal belt of Tamil Nadu and Kerala. An HBRA site that laid in 2×7 m along the sea was found in the beach of(More)
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