Kathleen R Geyer August 12 2010 Mentor Dennis Nordlund SULI Presentation August 12 2010 Kathleen Geyer geyerslacstanfordedu UHV End Station Soft Xrays 012 to 12 KeV PES XAS and XES ID: 789867
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Slide1
Detection Scheme of Single Shot Time Resolved X-ray Emission Spectroscopy of Chemical Dynamics at LCLS
Kathleen R. GeyerAugust 12, 2010Mentor: Dennis Nordlund
SULI PresentationAugust 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide2UHV End Station
Soft X-rays: 0.12 to
12 KeVPES, XAS, and XES
Slide3How it Works
Slide4How it works
Slide5Ideal Smile
SULI Presentation
August 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide6Ideal Spectrum
SULI Presentation
August 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide7Adimec Opal-1000m/Q
High Speed CCD Camera1 Megapixel resolution
SULI PresentationAugust 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide8Camera SettingsFocus
Field of viewMinimizing BackgroundFPSExposure timeGain Settings
SULI PresentationAugust 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide9Gain Setting
Gain = Number of electrons per pixel/number of counts per pixel (ADUs)
SULI Presentation
August 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide10SSRL Run: Smile
SULI Presentation
August 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Slide11SSRL Smile
Ideal Smile
Slide12SSRL Run: Spectrum
SULI Presentation
August 12, 2010
Kathleen Geyer
geyer@slac.stanford.edu
Raw Data
Removed Background
Slide13ConclusionAveraging of images using background discriminator does not work
Next Step: Blob finder program