All users of this site are personally responsible for full compliance with the export control regulations of the United States and/or any other jurisdiction of which they may be resident.

The Lifetimes and Branching Ratios Apparatus (LIBRA) applies and extends the Particle X-ray Coincidence Technique (PXCT) to measure essential parameters for charged-particle reaction rate calculations.

MSD Asset ID: 122316

LIBRA Technical Paper (Dec 17, 2024):
pxct.pdf

LIBRA 237Np Paper (Feb 3, 2025):
npprc.pdf

LIBRA Collaboration:

• Christopher Wrede (MSU)
  
• Lijie Sun (MSU)
  
• Joseph Dopfer (MSU)
  
• Alexander Adams (MSU)
  
• Dirk Weisshaar (MSU)
  
• Chandana Sumithrarachchi (MSU)
  
• Alex Brown (MSU)
  
• Thomas Rauscher (University of Basel/University of Hertfordshire)
  
• Tyler Wheeler (MSU)
  
• Ruchi Mahajan (LSU/FSU)
  
• Jun Chen (MSU)
  
• Lexanne Weghorn (MSU)
  
• Erik Jensen (AU)
  

Technical Support:

• John Brandon (MSU)
  
• Stephen Gillespie (MSU)
  
• Jin-Hee Chang (MSU)
  
• Aaron Chester (MSU)
  
• Giordano Cerizza (MSU)
  
• Simon Giraud (MSU)
  
• Craig Snow (MSU)
  

LIBRA is built using parts manufactured by:

• USA
• UK
• Italy
• China
• Switzerland
• Germany
• India
• Thailand
• Philippines
• Mexico
• Taiwan

Locations of our assets as of 10/21/2024:

- MSD12 is located in Rm1035, box in the corner.
- MSD26 is located in Rm1035, box in the corner.
- LEGe is located in Rm1035, attached to the chamber.
- North is located in Rm1039.
- South is located in Rm1039.

- The XIA crate and its power cord were loaned to Aaron Chester on 10/21/2024 for E21026 and E21048 and returned to Rm1035 on 12/17/2024.

- The onboard computer spdaq61 was loaned to Aaron Chester on 10/21/2024 for E21026 and E21048 and returned to Rm1035 on 12/17/2024.

- 16 BNC-SMB cables were loaned to Aaron Chester on 10/21/2024 for E21026 and E21048 and returned to Rm1035 on 12/17/2024.

- 3 Pixie-16 digitizers (S/N 1339, 181, 1149) are loaned to Aaron Chester on 10/21/2024 for E21026 and E21048 and returned to Rm1035 on 12/17/2024; In three black boxes on the west shelf.

Note: One card (S/N 1149) acted up during E21026 when adjusting offsets in QtScope but remained stable afterwards.

Note: 10 jumpers that were attached to the side of the XIA crate are now plugged into the Pixie card (S/N 1339) as of 12/17/2024.