April 7, 2025 From PF

Call for Proposals using PF 

February 6, 2025 From PF

Operation Schedule of PF/PF-AR in Apr. -Jul. 2025 

December 24, 2024 From IMSS

Job Opening(ACCL24-19 Postdoctoral Fellow) [Appl. Deadline: 2025/04/24 noon (JST)] 

December 4, 2024 From PF

Photon Factory Highlights 2023 is available on the web 

November 15, 2024 From PF

Operation Schedule of PF/PF-AR in Jan. -Mar. 2025 

October 1, 2024 From MLF

Announcement of the J-PARC MLF 2025A Call for Proposals (Short-term and One-year) 

July 1, 2024 From PF

Call for Users' Reports of the Photon Factory Activity Report 2024 

June 14, 2024 From PF

Operation Schedule of PF/PF-AR in Sep. -Dec. 2024 

April 12, 2024 From IMSS

The training course on symmetry and group theory (July 22nd(Mon) - 26th(Fri), 2024) at KEK Tsukuba Campus [Registration starts: 10am on May 14th (Tue)] 

February 29, 2024 From PF

Operation Schedule of PF/PF-AR in Apr. -Jul. 2024 

February 20, 2024 From KEK

The next Directors of each laboratory in KEK 

November 24, 2023 From PF

Operation Schedule of PF/PF-AR in Jan. -Mar. 2024 

August 2, 2023 From PF

Photon Factory Highlights 2022 is available on the web 

July 19, 2023 From PF

Operation Schedule of PF/PF-AR in Oct. -Dec. 2023 

July 3, 2023 From PF

Call for Users' Reports of the Photon Factory Activity Report 2023 

May 12, 2023 From KEK

Coronavirus (COVID-19) : Latest KEK Information 

April 12, 2023 From PF

Regarding the new beamline BL-12A

April 3, 2023 From IMSS

Scientific Innovation Center (S.I.Center) is inaugurated

March 23, 2023 From PF

Regarding the change of personal dose control

February 24, 2023 From PF

Operation Schedule of PF/PF-AR in Apr. -Jun. 2023 

December 14, 2022 From PF

Operation Schedule of PF/PF-AR in Jan.-Mar. 2023 

December 13, 2022 From PF

Updated current status of the Photon Factory operation schedule in FY2022

November 30, 2022 From KEK

[Dec. 2-Jan. 27] Traffic restrictions in KEK Tsukuba Campus 

November 24, 2022 From PF

July 6, 2022 From KEK

Publication of the KEK-PIP 2022 

July 1, 2022 From PF

Call for Users' Reports of the Photon Factory Activity Report 2022 

June 24, 2022 From PF

Operation Schedule of PF/PF-AR in Sep.-Dec. 2022 

June 22, 2022 From PF

Current status of the Photon Factory operation schedule in FY2022

April 13, 2022 From PF

Call for Proposals using PF 

April 8, 2022 From PF

Reconstruction of BL-11 and BL-12

February 17, 2022 From PF

Operation Schedule of PF/PF-AR in Apr.-Jul. 2022 

November 12, 2021 From PF

Operation Schedule of PF/PF-AR in Jan.-Mar. 2022 

November 4, 2021 From PF

Photon Factory Highlights 2020 is available on the web 

June 24, 2021 From PF

Operation Schedule of PF/PF-AR in Sep.-Dec. 2021 

April 12, 2021 From PF

About the Photon Factory Safety Training 2021

February 10, 2021 From PF

Operation Schedule of PF/PF-AR in Apr.-Jul. 2021 

November 19, 2020 From PF

Operation Schedule of PF/PF-AR in Jan.-Mar. 2021 

November 2, 2020 From PF

Photon Factory Highlights 2019 is available on the web 

October 13, 2020 From SPF

Guidelines for SPF users against COVID-19 from October 2020

July 9, 2020 From PF

Current status of PF/PF-AR operation

June 30, 2020 From PF

Operation Schedule of PF/PF-AR in Oct.-Dec. 2020 

May 15, 2020 From MLF

Dear MLF Users, 

April 20, 2020 From MLF

MLF's suspension of operations due to the pandemic of COVID-19 

April 15, 2020 From PF

Call for Proposals valid from Oct. 2020

April 9, 2020 From PF

Operation schedule of PF/PF-AR is cancelled due to the spread of COVID-19

April 7, 2020 From MLF

Dear MLF Users, 

February 17, 2020 From PF

Operation Schedule of PF/PF-AR in Apr.-Jul. 2020 

February 13, 2020 From PF

Dormitory and Apartment charge will be repriced

February 13, 2020 From PF

Regarding handling KEK users for novel coronavirus  

January 29, 2020 From PF

User Support System will be shut off between Feb. 1 (Sat.), 2020, 1:00a.m.(JST) and 8:00 p.m.(JST)

November 13, 2019 From PF

Operation Schedule of PF/PF-AR in Feb.-Mar. 2020 

November 1, 2019 From PF

Photon Factory Highlights 2018 is available on the web 

June 27, 2019 From PF

Operation Schedule of PF/PF-AR in Oct.-Dec. 2019 

May 14, 2019 From IMSS

The training course on symmetry and group theory  

April 25, 2019 From KEK

To KEK users: Update on the fire in the accelerator structure assembly room at the electron-positron injector linac building 

April 11, 2019 From KEK

To KEK Users: On the fire in the accelerating structure assembly room at the electron-positron injector linac 

November 1, 2018 From PF

Photon Factory Highlights 2017 is available on the web 

October 10, 2018 From PF

Call for Proposals using PF 

July 6, 2018 From PF

Operation Schedule of PF/PF-AR in Oct.-Dec. 2018 

April 11, 2018 From PF

Call for Proposals using PF 

March 9, 2018 From PF

Procedure of shipping to PF will be changed from March 13th, 2018 

February 9, 2018 From PF

Operation Schedule of PF/PF-AR in Apr.-Jul. 2018 

November 22, 2017 From PF

Operation Schedule of PF-AR in Jan.-Mar. 2018 

November 8, 2017 From PF

The deadline for online applications for Types S2, G proposals to the Photon Factory (PF) and the Slow Positron Facility (SPF) are extended to November 9 (Thu) 13:00(in JST). 

November 1, 2017 From PF

Photon Factory Highlights 2016 is available on the web 

October 17, 2017 From PF

Operation Schedule of PF/PF-AR in Jan.-Mar. 2018 

June 23, 2017 From PF

Operation Schedule of PF/PF-AR in Oct-Dec 2017 

June 14, 2017 From PF

Close-out Remarks of PF-MAC is available on the web 

June 1, 2017 From PF

The questionnaire for "KEK User Support System"

April 12, 2017 From PF

Call for Proposals using PF 

January 18, 2017 From PF

Operation Schedule of PF/PF-AR in Apr - May 2017 

November 7, 2016 From PF

Operation Schedule of PF Jan-Mar. 2017 

September 27, 2016 From PF

Photon Factory Highlights 2015 is available on the web 

August 1, 2016 From MLF

Beam Operation at the Materials and Life Science Experimental Facility (MLF), J-PARC 

June 1, 2016 From PF

Executive Summary and Close-out Remarks of 8th PF-SAC is available on the web 

May 27, 2016 From PF

Operation Schedule of PF Oct.-Dec. 2016 

February 3, 2016 From PF

Operation Schedule of PF / PF-AR Apr.-Jul. 2016 

December 25, 2015 From MLF

On the restarting of Materials/Life Science Facility operation 

December 2, 2015 From PF

Photon Factory Activity Report 2014 (Vol.32) is available on the web 

October 26, 2015 From PF

Operation Schedule of PF / PF-AR Feb.-Mar. 2016 

October 14, 2015 From PF

Call for Proposals using PF 

October 5, 2015 From PF

Launch of KEK Publication Database

September 1, 2015 From PF

Call for Users' Reports of the Photon Factory Activity Report 2015 

June 16, 2015 From PF

Operation Schedule of PF / PF-AR 

May 7, 2015 From MLF

Update on the target problem at the MLF 

April 22, 2015 From PF

Updating of Photon Factory Safety Training Procedure

April 15, 2015 From IMSS

Call for Proposal - Multiprobe Experiment (IMSS)

April 13, 2015 From PF

New PF website has been launched.

February 13, 2015 From PF

Annual Renewals of User Support System

February 5, 2015 From KEK

TIA-nano pamphlet 

February 4, 2015 From PF

Call for Users' Reports of the PF Activity Report 

April 9, 2025 Press Release

Successful visualization of the internal structure of semiconductor devices under operation 

April 1, 2025 Topics

A new administration members of IMSS

February 21, 2025 Press Release

Breakthrough in High-Performance Oxide-Ion Conductors Using Rubidium 

January 24, 2025 Press Release

V-161: A Breakthrough in the Fight against Antibiotic-Resistant VRE Infections 

October 4, 2024 Media

【physics】Positronium Cooled to Record Low Temperature 

September 27, 2024 Media

【physicsworld】Positronium gas is laser-cooled to one degree above absolute zero 

June 3, 2024 Topics

The 7th Neutron and Muon School was Held

May 29, 2024 Press Release

Solving the Problems of Proton-Conducting Perovskites for Next-Generation Fuel Cells 

May 28, 2024 Topics

World’s first cooling and acceleration of muon The first muon accelerator finally coming to a reality 

May 17, 2024 Press Release

Exploration of polymer cononsolvency mechanism through soft X-ray absorption spectroscopy