News

Kick-off of the Belle II Phase 3 Physics Run

Mar 25th, 2019

On March 25 19:44 (JST), 2019, electron-positron collisions …

Press Release

SuperKEKB Phase 3 (Belle II Physics Run) Starts

Mar 25th, 2019

On March 11th, 2019, Phase 3 operation of the SuperKEKB proj…

Press Release

KOTO Experiment at J-PARC Hadron Experimental Facility Broke World’s Best Sensitivity on Rare Neutral Kaon Decay by an Order of Magnitude – first step forward elucidation of “matter-antimatter asymmetry” –

Mar 4th, 2019

An international collaboration reported the first major resu…

Press Release

The 1st “Belle II Physics Week” was held at KEK

Nov 16th, 2018

The Belle II Physics Week (Belle II Theory Interface Platfor…

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A Report on the Ground at KEK: Electrons and Positrons Collide for the first time in the SuperKEKB Accelerator

Apr 26th, 2018

At 0:38am (GMT+09:00), April 26, 2018, several hours after K…

Press Release

The 7th TYL Science Camp for Japanese Female Students Held at KEK Tsukuba Campus

Apr 4th, 2018

Japanese 30 female students from high schools or national co…

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COMET Experimental Group Successfully Extracts a Clean 8GeV Pulsed Proton Beam from J-PARC’s 30GeV Main Ring to Hadron Experimental Facility

Mar 8th, 2018

At the J-PARC research facility in Tokai village, Ibaraki pr…

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Israeli Ambassador to Japan Visits KEK Tsukuba Campus for Flag Raising Ceremony Commemorating Israel’s Participation as 25th Member Nation of Belle II Experiment

Feb 23rd, 2018

On February 22, the Ambassador of Israel to Japan, Her Excel…

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【Belle II Experiment】QCS Superconducting Magnets for Final Focusing of e-, e+ Beams Connected to Central Beam Pipes inside Belle II, Remote Vacuum Connection (RVC) Works Successfully.

Jan 26th, 2018

From 10th to 15th of January, 2018, at KEK Tsukuba campus, w…

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【Belle II Experiment】Preparation for Commissioning in Full Swing after Successful BEAST Detector Installation

Nov 18th, 2017

Installation of the BEAST detector carried out on November 1…

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