Call for Proposals

General Use Program

Announcement of the J-PARC&MLF General Use Program for 2020A

CROSS is pleased to announce the Call for General Use Proposals to access the Public Beamlines at the Materials and Life Science Experimental Facility of J-PARC in the 2020A user beamtime period.

We will be accepting General Use (short term) applications in the 2020A proposal round between Thursday, 17 October to Thursday, 7 November 2019, 17:00.

2020A General Use Proposal Submission Deadline:17:00 (JST) Thursday, 7 November 2019


When you submit your proposals, please use the latest Research Plan template.

* Please input spec of your experimental equipment to the proposal submission system directly.

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J-PARC Center Users’ Office

For Experiments Non-Proprietary Use: j_proposal[at]
For Experiments Proprietary Use: j_proposal_p[at]
For General Questions: jimurisoku[at]
* Please replace the [at] with @.

Former General Use Program

New User Promotion

CROSS is now accepting proposals and expressions of interest for access to the neutron Public Beamlines at J-PARC MLF under the 2020A New User Promotion.
New User Promotion is aimed at assisting novice users of neutron-based techniques gain experience and expertise that will allow them to become independent General Use applicants in the future.

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Urgent Access

The Directors of CROSS and MLF may at any time grant beamtime from their discretionary allocation in order to facilitate research that they believe is worthy of expedited access to MLF. To qualify for Urgent Access beamtime, the proposed experiment must be of major scientific, economic or social significance.

Applications to the Urgent Access mechanism can be made at ANY TIME.

If you wish to apply for Urgent Access beamtime, please contact the director of MLF Division of the J-PARC Center.

Toshiji Kanaya
Director of Materials and Life Science Division J-PARC Center Tokai-mura,
Naka-gun, Ibaraki-ken, 319-1195, Japan
Tel.:+81-29-284-4208/Fax: +81-29-284-4899
E-mail: tkanaya[at]

Long Term Proposals

The Call for Proposals for the 2019B Long Term Proposals at MLF is now CLOSED.

J-PARC and CROSS call for the proposals of the Long Term Proposals once a year. Renewed notice will be announced in December. Please visit web site regularly and check the latest information about calls for proposals and submission deadlines.