latest news: in Japan
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Kyoto Uni and Toyota tests 1,000 km single-charge fluoride-ion battery
Prototype fluoride-ion cell packs bigger punch than lithium Researchers at Kyoto University and Toyota Motor are working on a new type of rechargeable battery based on fluoride. (Photo courtesy of Kyoto University). OSAKA — A team of researchers from Kyoto University and Toyota Motor is making solid progress developing next-generation battery technology that has the potential […]
Japan Batteries -
Fueling the world sustainably: Synthesizing ammonia using less energy
Credit: Irasutoya, Michikazu Hara Caption: Ammonia (NH3) is one of the most important industrial chemicals today, synthesized globally for use in fertilizers that then enable food production for approximately 70% of the world’s population. Ammonia is currently obtained by reacting nitrogen (N2) from air with hydrogen (H2). This reaction requires high energy and is, therefore, […]
Japan Energy -
Editorial: Okinawa Defense Bureau denied permission to enter Kadena Air Base
The current situation wherein we cannot even conduct an investigation into environmental problems that could very well threaten the lives and livelihoods of Okinawans is one that we cannot approve of. The Japanese government must quickly pursue an effective policy that will allow such surveys to be conducted on the grounds of U.S. bases. The […]
Japan Perfluorinated chemicals -
Japan made over 30 illegal shipments to North Korea: lawmaker
Kicker: Japanese media outlet’s report accusing South Korea of unlawful exports to the North took information out of context Lawmaker Ha Tae-keung of the minor opposition Bareunmirae Party on Thursday alleged that Japan smuggled hydrogen fluoride and materials used to develop biochemical weapons to North Korea. According to Ha, Japan made over 30 shipments of […]
Japan Chemical Weapons -
Japanese firms cautious of fallout from deteriorating ties between Tokyo and Seoul
Japan’s deteriorating ties with South Korea over disagreements on their wartime history were highlighted by Tokyo last week when the government ended preferential treatment for the exporting of key materials to its Asian neighbor that are vital in the manufacturing of semiconductors and digital displays. The government may be trying to hamstring South Korea’s mainstay […]
Japan Electronics Industry -
OPG finds high PFOS concentrations near Kadena Air Base, advises against drinking the water
Shiriiga (pictured above) in Yara, Kadena Town, photographed on April 23, where high concentrations of PFOS and PFOA were detected. Local residents once used this water for everyday needs like washing the laundry. On April 23 it came to light that a water quality study conducted last year by the Okinawa Prefectural Enterprise Bureau in […]
Japan Perfluorinated chemicals -
Million-Yen Smiles: Japanese Junior High Students Have Fewest Cavities Ever
Since the 1980s, Japan has seen a dramatic decrease in cavities among children, demonstrating that school and other oral hygiene programs have been effective. Over the past 20 years in Japan, efforts to fight cavities—the dreaded mushiba—among children have paid off with the country seeing a dramatic decrease in rates of tooth decay. Statistics on […]
Japan -
New waterproof car cover can protect vehicle even submerged
TOYOHASHI, Aichi Prefecture–As televised images showed submerged cars on streets and in parking lots from a recent series of torrential rain and flooding, a newly developed fine-mesh car cover started attracting increased attention and sales. Mesh filter maker Clever here developed the sheet to cover an entire vehicle, so it can survive immersion when the […]
Japan Fluorine Coatings -
Tokyo Institute of Technology develops n- and p-type copper nitride semiconductor for environmentally friendly thin-film photovoltaics
By using a unique nitriding technique applicable for mass production and a computational search for appropriate doping elements (as well as atomically resolved microscopy and electronic structure analysis using synchrotron radiation), Tokyo Institute of Technology has shown that copper nitride (Cu3N) acts as an n-type semiconductor, with p-type conduction provided by fluorine doping (Kosuke Matsuzaki […]
Japan Electronics Industry -
Children’s Cavities Highlight Dental Health Disparity
In Japan, there is currently a great disparity in children’s dental health. According to government figures, almost 60% of 5-year-olds have no cavities, but others have more than 10 seriously decaying teeth. Officials are now using a variety of approaches to try and tackle around the problem. Children at one dental clinic in Fukuoka city, […]
Japan
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