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Beamline X11B

General Information

Source Type
Bending Magnet

Status
Operational

General User Beamtime
25%

Energy Range Category
Hard X-Ray (1-50 keV)

Energy Range
5.0-23 keV

Beamline Type
Participating Research Team (PRT)

Technique(s)
X-ray absorption spectroscopy
X-ray absorption spectroscopy, extended fine structure
X-ray absorption spectroscopy, near edge structure

Institution(s)
Brookhaven National Laboratory, Environmental Sciences
Brookhaven National Laboratory, Material Sciences
Canadian Light Source
ETH Labs - Zuerich
Natural Resources Canada
Naval Research Laboratory (NRL)
Naval Surface Warfare Center
New Jersey Institute of Technology
North Carolina State University
SUNY @ Stony Brook, CEMS
Sarah Lawrence College

Research Types
EXAFS of materials and chemical systems in nominal energy range of 5.0-30 keV. Beamline Techniques: XAFS, DAFS. Beamline currently in commissioning.

Contact Information

Spokesperson The person from each beamline who acts as a contact point between the beamline management and NSLS administration. Contact for questions about the beamline scientific program, experimental capabilities, and beamline management.
Devicharan Chidambaram, Brookhaven National Laboratory, devc@bnl.gov, 344-2643

Local Contact The beamline staff member who is typically responsible for overseeing the daily operation and maintenance of the beamline. Contact for questions about beamline instrumentation, experimental details, and training.
Kaumudi Pandya, Science Applications International Corp., pandya@bnl.gov, 6313447734
Johnny Kirkland, SFA, Inc., kirkland@bnl.gov, 631 344 5824

Beamtime Scheduler The beamline staff member responsible for coordination of beamline schedule every trimester. Contact for questions about beamtime scheduling.
Kaumudi Pandya, Science Applications International Corp., pandya@bnl.gov, 6313447734

Beamline Phone
631-344-2652

Instrumentation

Beamline Characteristics

Energy Range Mono Crystal or Grating Resolution (ΔE/E) Flux Spot Size (mm) Total Angular Acceptance (mrad)
4.5 – 22 keV Si (111) 2 x 10-4   20H x 0.5V (unfocused) 3.5

Source Type
Bending magnet

Optical System
Be Window. Channel-cut sinearm-driven double-crystal monochromator.

Experimental Apparatus
Displex shared with X-11A. Lytle Fluorescence Detector.

Computer System Hardware & Software
Apple Mac G4 with Mac OS 9, XDAC spectroscopy data acquisition software.

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