.. include:: ../substitutions.txt

.. _aps_13bmc_dac:

APS 13-BM-C Diamond Anvil Cell High-Pressure Diffraction
==============================================================

Beamline Overview
~~~~~~~~~~~~~~~~~~~~~~~

The 13-BM-C station uses focused monochromatic X-rays from a bending magnet for High-Pressure
X-ray diffraction measurements on samples in Diamond Anvil Cells.



Contacts
~~~~~~~~~~~~~~

 +-----------------------+-----------------------------------+
 | Name                  | email                             |
 +=======================+===================================+
 | Dongzhou Zhang        | dzzhang@cars.uchicago.edu         |
 +-----------------------+-----------------------------------+
 | Vitali Prakapenka     | prakapenka@cars.uchicago.edu      |
 +-----------------------+-----------------------------------+

Beamline specifications
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

 +---------------------------+-----------------------------------------------------------+
 | Quantity                  | Value                                                     |
 +===========================+===========================================================+
 | X-ray Source              | APS bending magnet                                        |
 +---------------------------+-----------------------------------------------------------+
 | Monochromator             | single-bounce, horizontally focussing, multiple crystals  |
 +----+----------------------+-----------------------------------------------------------+
 | Si (111) monochromator crystal                                                        |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Energy Range (keV)    | 15                                                        |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Energy Resolution     | 1.3x10\ :sup:`-4`, typical                                |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Typical Flux (Hz)     | 1x10\ :sup:`12` (15 keV)                                  |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Typical Beam Size     | 350 x 30 (H x V) |micron|                                 |
 +---+-----------------------+-----------------------------------------------------------+
 | Si (311) monochromator crystal                                                        |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Energy Range (keV)    | 28.6                                                      |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Energy Resolution     | 5x10\ :sup:`-5`, typical                                  |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Typical Flux (Hz)     | 8x10\ :sup:`11` (28.6 keV)                                |
 +---+-----------------------+-----------------------------------------------------------+
 |   | Typical Beam Size     | 15 x 15 (H x V) |micron|, or 10 x 3 (H x V) mm            |
 +---+-----------------------+-----------------------------------------------------------+




Supported Techniques
~~~~~~~~~~~~~~~~~~~~~~~~

 * Surface Diffraction (see :ref:`aps_13bmc_gpd`)
 * High-pressure diamond anvil cell
 * Single-crystal X-ray diffraction


Detectors
~~~~~~~~~~~~~~~~~~~~

 * Pilatus3S 1M Si, 1 mm thick,  172 |micron| pixels.
 * Pilatus 100K Si, 0.5 mm thick,  172 |micron| pixels.
 * Vortex silicon drift diode detector


Additional Equipment
~~~~~~~~~~~~~~~~~~~~~~~~

 * Large Newport 6-circle kappa diffractometer.
 * Princeton Instruments SP2360 spectrograph with PIXIS CCD
 * GE membrane pressure controller for diamond anvil cell
 * Laser Quantum GEM1000 532 nm 1W DPSS laser
 * IPG YLR-200 1064 nm 200 W fiber laser
 * Navitar 12X zoom optical microscope


Data Collection Software
~~~~~~~~~~~~~~~~~~~~~~~~~~~

Data collection is done with the Epics, IDL, and Python.



Data Visualization and Analysis Software
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


X-ray Source and Optics
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

13-BM-C uses a portion of the APS bending magnet fan, and a single-bounce monochromator


Sample Mounting and Environments
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Diamond Anvil Cells...


Typical Paragraph for a publication
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

The following includes typical descriptions of the beamline that can
be added to a paper. This is probably more than you need, so feel free
to edit or select portions of this for main text or supplemental
informations as appropriate, or ask the beamline staff for guidance.

This work used the beamline 13-BM-C at the Advanced Photon Source, Argonne National Laboratory.


Related Support Laboratories
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

  * Gas Loading
  * support labs for sample loading.
  * off-line Raman system for pressure measurements.