The MLL Project

Multilayer Laue Lenses

MLL positioning device

File:Image roi.jpg

World's first 2D hard x-ray MLL-focusing demonstrated at ID-26 in 2008

Trouble Shooting

• PI-M663 motors referencing timeout
• Blank EPICS windows
• Motors vyu and vyd are pinned
• Ion chamber reading is not correct
• Linux machine does not print
• Amptek fluorescence detector is not found by the control software
• Amtek fluorescence detector found but no counts in the control software
• New Huber slits are not working

How to...

• Start the MLL controlls
• Initialize the PI C-848 controller
• Connect the filter box
• Connect the Bicron detector

Motor Definitions

• MLL motors
• Sample stage
• Macro for horizontal focusing motor corrections
• Macro for vertical focusing motor corrections
• Macro for sample motor corrections

Detectors

• Amtek fluorescence detector
• PIXIS CCD camera

Vibration Isolation System

• TMC Micro-g optical table

EPICS Input Output Controllers

• Soft IOC Rachmaninoff

Spec

• Motor macros
• Motor scans
• Counting macros
• Plotting macros
• Manual and tutorials

Publications

2008

• Focusing of hard x-rays to 16 nanometers with a multilayer Laue lens

2007

• Sectioning of multilayers to make a multilayer Laue lens
• Takagi-Taupin description of x-ray dynamical diffraction from diffractive optics with large numerical aperture

2006

• Nanometer Linear Focusing of Hard X Rays by a Multilayer Laue Lens

2005

• Depth-graded multilayers for application in transmission geometry as linear zone plates