I14 Control room:
Tel: +44 (0) 1235 778570
Principal Beamline Scientist:
Paul Quinn
E-mail: paul.quinn@diamond.ac.uk
Information is given below on the current beamline capabilities.
Technical area | Specification | Status |
---|---|---|
Continuous energy range |
5 - 23keV |
Available |
Beam size | 50nm |
50 nm achieved < 100nm routine |
XY sample stage |
Coarse motion Rotation +/- 185 degrees Fine motion: X 100um |
Available Scanning up to 100Hz |
XRF | Fluorescence lines from 2-23keV 4 element Si drift detector ~ 0.6-0.8 sr solid angle, 1.5Mcps per channel |
Available |
Differential Phase Contrast |
Quad Merlin |
Available |
XANES imaging |
Acquisition using XRF detector Energy changes >1keV approx 5 minutes switching time |
Available |
Diffraction Mapping |
Excalibur 3M - 3 Medipix arrays with each array consisting of 2048 x512 55 x 55um um pixels Roughly 113mm square, with 100Hz frame rate. |
Available |
Ptychography |
Acquisition using Merlin detector
|
Under optimisation |
Tomography |
XRF or diffraction tomography Contact beamline staff to discuss feasibility
|
Under optimisation
|
In situ Sample Environments | Contact beamline staff to discuss potential requirements | Under development |
Element | M1 mirror | M2 mirror | DCM | KB |
---|---|---|---|---|
Type | Bending | Flat | Si-111 | H/V Focusing |
Geometry | Horizontally deflecting 3 mrad |
Horizontally deflecting 3 mrad |
Horizontally deflecting |
Pre-shaped 3 mrad |
Coating | Si (bare), Rh, Pt | Si (bare), Rh, Pt | - | Pt/Rh bilayer |
Other spec | Energy range 5-23 keV Continuously accessible 0.5 eV steps |
Acceptance 150 x 450 um (H x V) |
||
Status | Commissioned | Commissioned | Commissioned | Commissioned |
The Nanoprobe endstation has been designed for multi-modal data acquisition. As such it supports mutliple detectors:
Detector | XRF | Excalibur | Merlin | X-ray eye | Diode |
---|---|---|---|---|---|
Size |
4 channels arranged in a hemisphere |
1806 x 1548 px 113 x 100 mm total area |
516 x 516 px
|
2560 x 2160 px
|
20 mm diameter |
Technology | SDD with Cube amplifiers | Medipix 3 | Medipix 3 | sCMOS (front-illuminated) |
PIN |
Max. count rate | 1.5 Mcts/ch | 1 Mcts/px | 1 Mcts/px | 0.9 Mcts/px (30000 e- well depth) | |
Max. frame rate | 1 KHz (currently 100Hz) | 100 Hz | 100 Hz | 30 Hz (100 Hz burst mode) | - |
Exp. geometry | Backscatter* | Transmission | Transmission | Transmission | Transmission |
Other characteristics |
12.5 um Be window |
Photon-counting | Photon-counting | Scintillator-based, with 2X, 4X, 10X, 20X and 40X objectives on a motorised stage | Used for XRF It normalization if no other transmission detector is used |
Availability | Available | Available | Available | Available | Available |
* This detector can be used in combination with any of the others in the table
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