Tatsuya Tsujimura

For Tatsuya Tsujimura's latest contributions to The Japan Times, see below:

'Earthquacks' challenged by U.S. expert in Tokyo

Aug 2, 2014

'Earthquacks' challenged by U.S. expert in Tokyo

Robert Geller, an American seismologist teaching in Japan, has been fighting a lonely battle against what he says is a hopeless national initiative for predicting big earthquakes. “Earthquake probability information announced by the government is quite meaningless,” Geller, 62, said at an open seminar ...

Physicist leads effort to image melted cores

May 11, 2014

Physicist leads effort to image melted cores

Haruo Miyadera is spearheading a project to use subatomic particles called muons to peer into the damaged reactors at the Fukushima No. 1 power plant. “Finding out what is happening inside the reactors will be the first step toward dismantling them,” said the 36-year-old ...

Math buffs get fired up over corporate challenges

Apr 9, 2014

Math buffs get fired up over corporate challenges

In an effort to solve real-life problems and apply knowledge that would otherwise be purely academic, Japanese mathematicians have begun boosting their ties to industry. Around 20 of them gathered at a “study group” session designed for that purpose at the University of Tokyo’s ...

Robots challenged to pass Todai examination

Mar 4, 2014

Robots challenged to pass Todai examination

If robots with artificial intelligence prove they can outperform humans, will most jobs currently undertaken by people be done by robots instead? To find out the answer, Noriko Arai, 51, a mathematician at the National Institute of Informatics, launched the “Can a Robot Get ...

Engineer devises tiny optical sensor after Nobel triumph

Nov 8, 2013

Engineer devises tiny optical sensor after Nobel triumph

Hiroyuki Kyushima, an engineer at Hamamatsu Photonics K.K. who helped create a particle detector that enabled physicist Masatoshi Koshiba to win the Nobel Prize in physics in 2002, has developed an ultra-small photomultiplier tube together with his fellow workers. “This is a break-proof, ideal ...

Hokkaido professor sounds alarm on Siberia forest

May 25, 2006

Hokkaido professor sounds alarm on Siberia forest

A rash of fires has transformed the incredible forest of Siberia from a vast “sink” that absorbs carbon dioxide and releases oxygen into a cause of global warming. “Suddenly, since 2000, fires have occurred frequently” in the taiga forest in Siberia, said Masami Fukuda, ...

Computers yet to make quantum leap

May 17, 2006

Computers yet to make quantum leap

Masahiro Kitagawa, a professor of engineering science at Osaka University, clearly remembers the day when he first saw a computer and was overwhelmed by its power. Kitagawa was a junior high school student when he saw a huge mainframe computer “paint” Leonardo da Vinci’s ...