I14 Control room:
Tel: +44 (0) 1235 778570
Principal Beamline Scientist:
Julia Parker
E-mail: julia.parker@diamond.ac.uk
Email: paul.quinn@diamond.ac.uk
Tel: +44 (0)1235 778583
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 |
Delta Robot x, y, z range 3mm Rotation +/- 180 degrees
|
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 | Eiger | Diode |
|---|---|---|---|---|---|
| Size |
4 channels arranged in a hemisphere |
1806 x 1548 px 113 x 100 mm total area |
516 x 516 px
|
1028 x 512 px (W x H)
|
20 mm diameter |
| Technology | SDD with Cube amplifiers | Medipix 3 | Medipix 3 | Dectris | PIN |
| Max. count rate | 1.5 Mcts/ch | 1 Mcts/px | 1 Mcts/px | 1.7 x 109 photons/s/mm2 | |
| Max. frame rate | 1 KHz (currently 100Hz) | 100 Hz | 100 Hz | 2000 Hz | - |
| Exp. geometry | Backscatter* | Transmission | Transmission | Transmission | Transmission |
| Other characteristics |
12.5 um Be window |
Photon-counting | Photon-counting | Photon-counting | Used for XRF It normalization if no other transmission detector is used |
| Availability | Available | Available | Available | Commissioning | Available |
* This detector can be used in combination with any of the others in the table
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