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SSRL - BL4-2

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Beamline Name BL4-2
Primary Contact: NameThomas Weiss
Secondary Contact: NameTsutomu Matsui
%Time Available (general use)100
Special Capabilitiestime-resolved studies, single crystal diffraction at very small angles, Bonse-Hart USAXS setup, wide angle to D~3A, anomalous scattering
Source Details20 pole 2.0T wiggler - Acceptance up to 1.5 mrad
Spot Size (mm): Height0.2
Spot Size (mm): Width1.0 (vertical x horizontal FWHM) and smaller
Monochromatorin-vacuum; non-fixed exit slit; double flat crystal
Crystal TypeSi(111) or W/B4C multilayers, liquid nitrogen cooled
Mirrorsbent cylinder, Rh-coated Si (1:1 demagnification)
Flux(PHOTONS/SEC)~3 x 10^12 (with Si(111) monochromator)
Flux Details~ 1xE(14) with W/B4C multilayer monochromator (for time-resolved measurements)
Wavelength Range (Å)0.708 - 2.066
Energy Range (keV)6 - 17.5
Sample Handling: Manualmanual flow cell, stopped-flow mixer, humidity cell
Sample Handling: Roboticsflow cell with robotic sample loading
Detector: TypeCCD detector, Pixel detector, Avalanche Photodiode, Silicon drift Fluorescence detector
Detector: ModelRayonix MX225HE, Dectris Pilatus 300k, Mar 165, Vortex
Detector: DetailsCCD detectors used for static measurements, Pixel array detector for fast time-resolved measurements (max frame rate 200Hz)
Detector: Activated for Serviceinfo currently not available
Detector: Removed from Service
Cryo CapabilityN/A
Lab FacilitiesSample prep lab; cold room; high-speed centrifuge; ultra-centrifuge; ultra low-temp. freezer;
Software: NameBluICE (MX225HE, Pilatus, USAXS), SasTool & SaxsPipe (automatic data reduction), ATSAS (data analysis)
Software: Classification
HardwareLinux PC cluster
Backup ServicesDVD+- writer