Beamline 12.0.2

Coherent soft x-ray science

Operational	Now
Source characteristics	Third harmonic of 8-cm-period undulator (U8)
Energy range	200–1000 eV
Monochromator	VLS-PGM, with two gratings (600 and 1200 lines/mm)
Calculated flux (1.9 GeV, 400 mA)	~4.4 x 10¹⁰ photons/s/0.1%BW at 500 eV
Resolving power (E/DE)	Resolving power (E/DE) 155 to 1000
Endstations	Coherent optics (12.0.2.1) Coherent scattering (12.0.2.2)
Detectors	Detectors CCD, photodiode, scintillator
Spot size at sample (FWHM)	60 x 9.4 µm (12.0.2.1) 85 x 8 µm (12.0.2.2)
Samples
Format Preparation	Various
Sample environment	10^-6 or 10^-5 Torr O₂ (12.0.2.1)
Experimental techniques	Two chambers: Coherent optics (12.0.2.1) Coherent scattering, correlation spectroscopy (12.0.2.2)
Scientific applications	Branchlines designed for spatially coherent soft x-ray experiments
Local contacts	Name: Yanwei Liu (12.0.2.1) Phone: (510) 486-6103 Fax: (510) 486-4550	Name: Keoki Seu (12.0.2.2) Phone: (510) 495-2830
Spokespersons	Name: David Attwood Affiliation: UC Berkeley Phone: (510) 486-4463 Fax: (510) 486-4955	Name: Stephen Kevan Affiliation: University of Oregon Phone: (541) 346-4742 Fax: (541) 346-3422
Beamline phone numbers	(510) 495-2107