2010.01.05
Successful Three-Antenna Interferometry at ALMA 5000-meter Site
The Atacama Large Millimeter/submillimeter Array (ALMA) has passed a key milestone crucial to producing the high-quality images that will be the trademark of t…
Press Releases
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2009.09.18
Japanese ALMA antenna became the first to arrive at the ALMA 5000 m site.
Japanese ALMA antenna became the first to arrive at the ALMA 5000 m site. Japanese ALMA antenna became the first to arrive at the ALMA 5000 m site. The ALMA (…
2009.06.16
World's Highest Performance Submillimeter (terahertz) Receiver
- Band 10, the highest frequency receiver in ALMA, was successfully developed -
The research team led by Yoshinori Uzawa (ALMA Band 10 Team Leader at the National Astronomical Observatory, Advanced Technology Center) successfully develope…
2008.03.18
Result of the Initial Testing of the Japanese ACA 12-m Antenna to be Delivered to ALMA
Mar 18, 2008 A gigantic radio telescope ALMA (Atacama Large Millimeter/submillimeter Array) is under construction in Chile through collaboration among Japan, …
2004.09.24
NINS, ESO, and NSF signed the Agreement for the Construction of the Enhanced ALMA
On September 14, the National Institutes of Natural Sciences (on behalf of Japan), the National Science Foundation (on behalf of North America), and the Europ…
2001.06.26
NAOJ developed a new technique to generate millimeter waves from optical waves
The National Astronomical Observatory of Japan (NAOJ) successfully obtained an output of approximately 1 milliwatt (more than 20 times higher than those obtain…
2001.04.05
Europe, Japan and North America Prepare for Joint Construction of the Giant Radio Telescope "ALMA" in Chile
Joint Press Release (2001 April 6) The above photograph shows how the ALMA facility may look like when it is ready at Chajnantor. Representatives f…
NEW ARTICLES
2025 11.18
Astronomers discover a superheated star factory in the early universe ~Hot dust indicates the rapid growth of the early galaxy~
This news is based on the press release from Chalmers University of Technology.
Astronomers have uncover…
2025 11.10
NAOJ and KASI Sign ALMA Collaboration MoU Amendment
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- News ALMA Topics
NAOJ Director General Mamoru Doi (left) and KASI President Jang-Hyun Park (right) (credit: KASI). The National Astronom…
2025 9.25
Winding Motion of Planet-Forming Spirals Captured on Video for the First Time
An international research team led by Tomohiro Yoshida, a graduate student at the Graduate University for Advanced Stud…
