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Beamline 9.3.1

Atomic, Molecular, and Materials Science

Operational	See endstation tables
Source characteristics	Bend magnet
Energy range	2.2 - 6.0 keV with Si(111) crystals
Monochromator	Double crystal
Measured flux (1.9 GeV, 300 mA)	> 10¹¹ photons/s
Resolving power (E/DE)	3000 - 8000
Endstations	Angle-resolved time-of-flight electron spectrometer Ion time-of-flight spectrometer Magnetic mass analyzer Polarized-x-ray emission spectrometer (Fall 2000) X-ray absorption cell

Endstation	Angle-resolved time-of-flight electron spectrometer
Operational	Now
Characteristics	Timing resolution ~200 ps; chamber rotates about x-ray beam (± 100°)
Detectors	5 time-of-flight electron analyzers (0.5 m long)
Spot size at sample	< 0.5 mm
Samples	Gases
Sample environment	Gas-phase flow system
Experimental techniques	Photoelectron and Auger spectroscopy, electron-electron coincidence
Local contacts	Name: Fred Schlachter Phone: (510) 486-4892 Fax: (510) 486-6499 Email: fsschlachter@lbl.gov Name: Wayne Stolte Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov
Spokesperson	Name: Dennis Lindle Affiliation: University of Nevada, Las Vegas Phone: (702) 895-4426 Fax: (702) 895-4072 Email: lindle@nevada.edu

Endstation	Ion time-of-flight spectrometer
Operational	Now
Characteristics	Timing resolution ~200 ps; capable of coincidence measurement (ion-ion, ion-ion-ion, electron-ion, electron-ion-ion, etc.)
Detectors	Microchannel plates for ions, channeltron for electrons
Spot size at sample	< 0.5 mm
Samples	Gases
Sample environment	Gas-phase flow system
Experimental techniques	Ion spectroscopy, total and partial ion yields, PIPICO, PEPICO, PEPIPICO, etc.
Local contacts	Name: Fred Schlachter Phone: (510) 486-4892 Fax: (510) 486-6499 Email: fsschlachter@lbl.gov Name: Wayne Stolte Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov
Spokesperson	Name: Dennis Lindle Affiliation: University of Nevada, Las Vegas Phone: (702) 895-4426 Fax: (702) 895-4072 Email: lindle@nevada.edu

Endstation	Magnetic mass analyzer
Operational	Now
Characteristics	Measures mass-to-charge ratios up to 40 (60 if short scan); resolution of 1/50
Detectors	Dr. Sjuts channel electron multiplier
Spot size at sample	1 - 2 mm acceptable
Samples	Gases
Sample environment	Gas-phase flow system
Experimental techniques	Ion/anion spectroscopy
Local contacts	Name: Fred Schlachter Phone: (510) 486-4892 Fax: (510) 486-6499 Email: fsschlachter@lbl.gov Name: Wayne Stolte Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov
Spokesperson	Name: Wayne Stolte Affiliation: Advanced Light Source, Berkeley Lab Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov

Endstation	Polarized-x-ray emission spectrometer
Operational	Fall 2000
Characteristics	High x-ray energy resolution (E/DE ~3000); curved-crystal Rowland-circle spectrometer
Detectors	2-D position-sensitive detector (microchannel plates plus resistive anode)
Spot size at sample	< 0.5 mm
Samples	Gases and solids
Sample environment	Static gas cell with windows, solid samples
Experimental techniques	X-ray emission
Local contacts	Name: Fred Schlachter Phone: (510) 486-4892 Fax: (510) 486-6499 Email: fsschlachter@lbl.gov Name: Wayne Stolte Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov
Spokesperson	Name: Dennis Lindle Affiliation: University of Nevada, Las Vegas Phone: (702) 895-4426 Fax: (702) 895-4072 Email: lindle@nevada.edu

Endstation	X-ray absorption cell
Operational	Now
Detectors	Photodiode/current from plate
Spot size at sample	1 - 2 mm
Samples	Gases
Sample environment	UHV, gas cell
Experimental techniques	NEXAFS
Local contacts	Name: Fred Schlachter Phone: (510) 486-4892 Fax: (510) 486-6499 Email: fsschlachter@lbl.gov Name: Wayne Stolte Phone: (510) 486-5804 Fax: (510) 495-2111 Email: wcstolte@lbl.gov
Spokesperson	Name: Dennis Lindle Affiliation: University of Nevada, Las Vegas Phone: (702) 895-4426 Fax: (702) 895-4072 Email: lindle@nevada.edu

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