High-Pressure Soft X-Ray Absorption Spectroscopy: A Contribution to Overcoming the “Pressure Gap” in the Study of Heterogeneous Catalytic Processes

1998 ◽  
Vol 37 (13-14) ◽  
pp. 1939-1942 ◽  
Author(s):  
Michael Hävecker ◽  
Axel Knop-Gericke ◽  
Thomas Schedel-Niedrig ◽  
Robert Schlögl
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
X Ray ◽  
Heterogeneous Catalytic ◽  
Pressure Gap ◽  
Heterogeneous Catalytic Processes ◽  
Catalytic Processes ◽  
X Ray Absorption

Continuous-flow reactor setup for operando x-ray absorption spectroscopy of high pressure heterogeneous liquid–solid catalytic processes

2021 ◽  
Vol 92 (12) ◽  
pp. 124101
Author(s):  
Benedikt J. Deschner ◽  
Dmitry E. Doronkin ◽  
Thomas L. Sheppard ◽  
Georg Rabsch ◽  
Jan-Dierk Grunwaldt ◽  
...  
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
Continuous Flow ◽  
Flow Reactor ◽  
X Ray ◽  
Continuous Flow Reactor ◽  
Catalytic Processes ◽  
X Ray Absorption

Halogens molecular modifications with high pressure: the case of iodine

2021 ◽  
Author(s):  
Jingming Shi ◽  
Emiliano Fonda ◽  
Silvana Botti ◽  
Miguel A. L. Marques ◽  
Toru Shinmei ◽  
...  
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
Diatomic Molecules ◽  
Giant Planets ◽  
Atomistic Modeling ◽  
X Ray ◽  
X Ray Absorption

Metallization and dissociation are key transformations in diatomic molecules at high densities particularly significant for modeling giant planets. Using X-ray absorption spectroscopy and atomistic modeling, we demonstrate that in halogens,...

Design and operation of a high pressure reaction cell for in situ X-ray absorption spectroscopy

2007 ◽  
Vol 126 (1-2) ◽  
pp. 18-26 ◽  
Author(s):  
Simon R. Bare ◽  
Ning Yang ◽  
Shelly D. Kelly ◽  
George E. Mickelson ◽  
Frank S. Modica
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
Reaction Cell ◽  
X Ray ◽  
High Pressure Reaction ◽  
X Ray Absorption

High Pressure X-ray Absorption Spectroscopy on Zn1−xMnxO (x=0.25 and x=0.05) at the Mn K Edge

2007 ◽  
Author(s):  
J. P. Itié ◽  
A. M. Flank ◽  
P. Lagarde ◽  
J. Pellicer-Porres ◽  
J. A. Sans ◽  
...  
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
X Ray ◽  
X Ray Absorption

Design and Operation of an In Situ High Pressure Reaction Cell for X-Ray Absorption Spectroscopy

2007 ◽  
Author(s):  
Simon R. Bare ◽  
N. Yang ◽  
S. D. Kelly ◽  
G. E. Mickelson ◽  
F. S. Modica
Keyword(s):  
High Pressure ◽  
Absorption Spectroscopy ◽  
Reaction Cell ◽  
X Ray ◽  
High Pressure Reaction ◽  
X Ray Absorption

Semiconductor-to-metal transition in fluid selenium at high pressure and high temperature: An investigation using x-ray-absorption spectroscopy

1998 ◽  
Vol 57 (1) ◽  
pp. 258-268 ◽  
Author(s):  
Y. Soldo ◽  
J. L. Hazemann ◽  
D. Aberdam ◽  
M. Inui ◽  
K. Tamura ◽  
...  
Keyword(s):  
High Pressure ◽  
High Temperature ◽  
Absorption Spectroscopy ◽  
X Ray ◽  
X Ray Absorption

Observation of pressure-induced electron transfer in SnC2O4

2021 ◽  
Author(s):  
Michael Pravica ◽  
Roman Chernikov ◽  
Kevin Ayala Pineda ◽  
Jianbao Zhao ◽  
Petrika Cifligu ◽  
...  
Keyword(s):  
High Pressure ◽  
Electron Transfer ◽  
Phase Transitions ◽  
Absorption Spectroscopy ◽  
Diamond Anvil Cell ◽  
X Ray ◽  
Pressure Behavior ◽  
Diamond Anvil ◽  
X Ray Absorption

We examined the high pressure behavior of stannous oxalate via Raman and x-ray absorption spectroscopy (XAS) inside a diamond anvil cell. Phase transitions were observed to occur near 2.6 and...

scholarly journals High pressure polymorphism of β-TaON

2014 ◽  
Vol 43 (25) ◽  
pp. 9647-9654 ◽  
Author(s):  
K. Woodhead ◽  
S. Pascarelli ◽  
A. L. Hector ◽  
R. Briggs ◽  
N. Alderman ◽  
...  
Keyword(s):  
High Pressure ◽  
Raman Scattering ◽  
Ambient Temperature ◽  
Structural Transformation ◽  
Absorption Spectroscopy ◽  
X Ray Diffraction ◽  
X Ray ◽  
Pressure Behavior ◽  
Diamond Anvil ◽  
X Ray Absorption

The high pressure behavior of TaON was studied using a combination of Raman scattering, synchrotron X-ray diffraction, and X-ray absorption spectroscopy in diamond anvil cells to 70 GPa at ambient temperature to reveal evidence for a new structural transformation near 30 GPa.

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