J. Synchrotron Rad. (2009). 16, 697-698
[ doi:10.1107/S0909049509041946 ]

Advances and synergy of high-pressure sciences at synchrotron sources

H. Liu, T. Duffy, L. Ehm, W. Crichton and K. Aoki

Synopsis: Introductory overview to the special issue papers on high-pressure sciences and synchrotron radiation.

Online 21 October 2009

 

J. Synchrotron Rad. (2009). 16, 699-706
[ doi:10.1107/S0909049509037571 ]

Achievements in high-pressure science at the high-brilliance energy-dispersive X-ray absorption spectrometer of ESRF, ID24

G. Aquilanti, O. Mathon and S. Pascarelli

Synopsis: The main results of investigations at high pressure using diamond anvil cells obtained at the energy-dispersive X-ray absorption spectrometer of ESRF, ID24, are reviewed.

Online 25 September 2009

 

J. Synchrotron Rad. (2009). 16, 707-713
[ doi:10.1107/S0909049509033743 ]

Phonon spectroscopy at high pressure by inelastic X-ray scattering

V. M. Giordano, M. Krisch and G. Monaco

Synopsis: A brief review of inelastic X-ray scattering with very high energy resolution applied to high-pressure studies on solid and liquid samples is presented.

Online 15 September 2009

 

J. Synchrotron Rad. (2009). 16, 714-722
[ doi:10.1107/S0909049509033731 ]

Sound velocities of compressed Fe₃C from simultaneous synchrotron X-ray diffraction and nuclear resonant scattering measurements

L. Gao, B. Chen, M. Lerche, E. E. Alp, W. Sturhahn, J. Zhao, H. Yavas and J. Li

Synopsis: A recently installed X-ray diffraction facility that is integrated with existing nuclear resonant scattering set-ups at Sector 3 of the Advanced Photon Source at Argonne National Laboratory is introduced. Its applications for measuring the sound velocities of compressed Fe₃C are reported.

Online 16 September 2009

 

J. Synchrotron Rad. (2009). 16, 723-729
[ doi:10.1107/S0909049509033615 ]

Development of an energy-domain ⁵⁷Fe-Mössbauer spectrometer using synchrotron radiation and its application to ultrahigh-pressure studies with a diamond anvil cell

T. Mitsui, N. Hirao, Y. Ohishi, R. Masuda, Y. Nakamura, H. Enoki, K. Sakaki and M. Seto

Synopsis: The principle and development of a new synchrotron radiation ⁵⁷Fe-Mössbauer spectrometer using a variable-frequency nuclear monochromator are introduced. As a great advantage for high-pressure studies with a diamond anvil cell, the developed spectrometer makes it possible to perform high-pressure ⁵⁷Fe-Mössbauer spectroscopy in the multimegabar range.

Online 12 September 2009

 

J. Synchrotron Rad. (2009). 16, 730-736
[ doi:10.1107/S0909049509034700 ]

X-ray magnetic spectroscopy at high pressure: performance of SPring-8 BL39XU

N. Kawamura, N. Ishimatsu and H. Maruyama

Synopsis: X-ray magnetic spectroscopy under multiple extreme conditions is available at SPring-8 BL39XU. The beamline performance, including the optics and instruments for high pressure, and two topics for high-pressure study are introduced.

Online 15 September 2009

 

J. Synchrotron Rad. (2009). 16, 737-741
[ doi:10.1107/S0909049509039065 ]

Portable laser-heating system for diamond anvil cells

L. Dubrovinsky, K. Glazyrin, C. McCammon, O. Narygina, E. Greenberg, S. Übelhack, A. I. Chumakov, S. Pascarelli, V. Prakapenka, J. Bock and N. Dubrovinskaia

Synopsis: A portable laser-heating system for DACs has been developed which can be moved between various analytical facilities, including transfer from in-house to a synchrotron or between synchrotron beamlines. Application of the system is demonstrated in an example of nuclear inelastic scattering measurements of ferropericlase and h.c.p.-Fe_0.9Ni_0.1 alloy, and X-ray absorption near-edge spectroscopy of majorite at high pressures and temperatures.

Online 3 October 2009

 

J. Synchrotron Rad. (2009). 16, 742-747
[ doi:10.1107/S0909049509033342 ]

A combination of a Drickamer anvil apparatus and monochromatic X-rays for stress and strain measurements under high pressure

N. Nishiyama, Y. Wang, T. Irifune, T. Sanehira, M. L. Rivers, S. R. Sutton and D. Cookson

Synopsis: A modified Drickamer anvil apparatus has been developed to combine with monochromatic synchrotron radiation for high-pressure X-ray diffraction and radiography in the GSECARS bending-magnet station, 13-BM-D, at the Advanced Photon Source, Argonne, USA.

Online 11 September 2009

 

J. Synchrotron Rad. (2009). 16, 748-756
[ doi:10.1107/S0909049509034426 ]

In situ rheological measurements at extreme pressure and temperature using synchrotron X-ray diffraction and radiography

P. Raterron and S. Merkel

Synopsis: This contribution reviews and describes state-of-the-art extreme-pressure deformation devices coupled with synchrotron radiation, and corresponding analytical techniques, as well as recent applications for the study of materials plastic properties at extreme conditions.

Online 25 September 2009

 

J. Synchrotron Rad. (2009). 16, 757-761
[ doi:10.1107/S0909049509034955 ]

Stress measurement under high pressure using Kawai-type multi-anvil apparatus combined with synchrotron radiation

Y. Nishihara, K. Funakoshi, Y. Higo, H. Terasaki, N. Nishiyama, T. Kubo, A. Shimojuku and N. Tsujino

Synopsis: A system has been developed for stress measurement under high pressure using Kawai-type multi-anvil apparatus combined with synchrotron radiation. The capacity of the system was demonstrated using a KCl sample to 10 GPa.

Online 15 September 2009

 

J. Synchrotron Rad. (2009). 16, 762-768
[ doi:10.1107/S0909049509034980 ]

A system for measuring elastic wave velocity under high pressure and high temperature using a combination of ultrasonic measurement and the multi-anvil apparatus at SPring-8

Y. Higo, Y. Kono, T. Inoue, T. Irifune and K. Funakoshi

Synopsis: An experimental system to measure the elastic wave velocities of hot-pressed polycrystalline samples at high pressure and high temperature at SPring-8 is described.

Online 16 September 2009

 

J. Synchrotron Rad. (2009). 16, 769-772
[ doi:10.1107/S0909049509033433 ]

Laser heating in diamond anvil cells: developments in pulsed and continuous techniques

A. F. Goncharov, J. A. Montoya, N. Subramanian, V. V. Struzhkin, A. Kolesnikov, M. Somayazulu and R. J. Hemley

Synopsis: New opportunities for laser heating in diamond anvil cells include time-domain experiments combined with appropriate finite-element calculations, and also improved beam shaping and temperature measurement techniques.

Online 11 September 2009

 

J. Synchrotron Rad. (2009). 16, 773-777
[ doi:10.1107/S0909049509034384 ]

Combined high pressure and heavy-ion irradiation: a novel approach

M. Lang, F. Zhang, J. Lian, C. Trautmann, R. Neumann and R. C. Ewing

Synopsis: First application of combined high-pressure and high-energy irradiations to investigations of phase transitions.

Online 12 September 2009

 

J. Synchrotron Rad. (2009). 16, 778-787
[ doi:10.1107/S0909049509035006 ]

Linear polarization scans for resonant X-ray diffraction with a double-phase-plate configuration

V. Scagnoli, C. Mazzoli, C. Detlefs, P. Bernard, A. Fondacaro, L. Paolasini, F. Fabrizi and F. de Bergevin

Synopsis: An in-vacuum double-phase-plate diffractometer for performing polarization scans combined with resonant X-ray diffraction experiments is presented.

Online 29 September 2009

 

J. Synchrotron Rad. (2009). 16, 788-795
[ doi:10.1107/S0909049509037911 ]

Use of a hexapod in diffraction measurements of substrate-supported crystals of organic semiconductors

L. Yang and H. Yang

Synopsis: The use of a hexapod in X-ray diffraction measurements of substrate-supported TIPS-pentacene crystals has been demonstrated to determine the lattice constants and the local orientation of the crystals.

Online 14 October 2009

 

J. Synchrotron Rad. (2009). 16, 796-802
[ doi:10.1107/S0909049509032889 ]

Individual GaAs nanorods imaged by coherent X-ray diffraction

A. Biermanns, A. Davydok, H. Paetzelt, A. Diaz, V. Gottschalch, T. H. Metzger and U. Pietsch

Synopsis: Using a nanofocused X-ray beam, GaAs nanorods grown in a periodic array are identified and individually characterized with the help of coherent diffraction. Rods grown in the centre and at the edge of the array show differences in shape and strain state.

Online 10 September 2009

 

J. Synchrotron Rad. (2009). 16, 803-812
[ doi:10.1107/S0909049509035377 ]

A decade of user operation on the macromolecular crystallography MAD beamline ID14-4 at the ESRF

A. A. McCarthy, S. Brockhauser, D. Nurizzo, P. Theveneau, T. Mairs, D. Spruce, M. Guijarro, M. Lesourd, R. B. G. Ravelli and S. McSweeney

Synopsis: The improvement of the X-ray beam quality achieved on ID14-4 by the installation of new X-ray optical elements is described.

Online 7 October 2009

 

J. Synchrotron Rad. (2009). 16, 813-817
[ doi:10.1107/S0909049509036802 ]

Synchrotron study of oxygen depletion in a Bi-2212 whisker annealed at 363 K

S. Cagliero, A. Piovano, C. Lamberti, M. M. Rahman Khan, A. Agostino, G. Agostini, D. Gianolio, L. Mino, J. A. Sans, Ch. Manfredotti and M. Truccato

Synopsis: Correlation between the structural and electronic properties of a single Bi-2212 superconducting whisker was obtained by a combined microdiffraction and resistivity versus T experiment during a three-step annealing process at 363 K. The observed changes, in both properties, are due to an oxygen depletion process taking place at mild temperatures.

Online 1 October 2009

 

J. Synchrotron Rad. (2009). 16, 818-824
[ doi:10.1107/S0909049509032282 ]

I18 - the microfocus spectroscopy beamline at the Diamond Light Source

J. F. W. Mosselmans, P. D. Quinn, A. J. Dent, S. A. Cavill, S. D. Moreno, A. Peach, P. J. Leicester, S. J. Keylock, S. R. Gregory, K. D. Atkinson and J. R. Rosell

Synopsis: The performance and layout of the new microfocus spectroscopy beamline at the Diamond Light Source are described with some examples of early results.

Online 10 September 2009

 

J. Synchrotron Rad. (2009). 16, 825-834
[ doi:10.1107/S090904950903711X ]

In situ synchrotron high-energy X-ray diffraction analysis on phase transformations in Ti-Al alloys processed by equal-channel angular pressing

K.-D. Liss, R. E. Whitfield, W. Xu, T. Buslaps, L. A. Yeoh, X. Wu, D. Zhang and K. Xia

Synopsis: Consolidated mixtures of different Al and Ti powders were heated undergoing in situ analysis by means of high-energy X-ray diffraction and Rietveld analysis. The evolution of the intermetallic phases of the Ti-Al system as well as occurring Ti-H is followed by quantitative phase analysis while much further details are revealed by consideration of the lattice parameters.

Online 11 October 2009

 

J. Synchrotron Rad. (2009). 16, 835-841
[ doi:10.1107/S0909049509034049 ]

DISCO: a low-energy multipurpose beamline at synchrotron SOLEIL

A. Giuliani, F. Jamme, V. Rouam, F. Wien, J.-L. Giorgetta, B. Lagarde, O. Chubar, S. Bac, I. Yao, S. Rey, C. Herbeaux, J.-L. Marlats, D. Zerbib, F. Polack and M. Réfrégiers

Synopsis: The design and first performance of a new low-energy beamline at synchrotron SOLEIL are reported. The energy selection and conservation of the polarization are explained. The beam propagation and conditioning are detailed.

Online 10 September 2009

 

J. Synchrotron Rad. (2009). 16, 842-848
[ doi:10.1107/S090904950903115X ]

Design and application of a high-temperature microfurnace for an in situ X-ray diffraction study of phase transformation

W. S. Eu, W. H. Cheung and M. Valix

Synopsis: A high-temperature microfurnace has been designed and fabricated for an in situ X-ray diffraction study of phase transformations during the reduction of ilmenite ore.

Online 12 September 2009

 

J. Synchrotron Rad. (2009). 16, 849-856
[ doi:10.1107/S0909049509036723 ]

X-ray pair distribution function analysis of nanostructured materials using a Mythen detector

R. G. Haverkamp and K. S. Wallwork

Synopsis: Structural information on nanocrystalline materials from X-ray total scattering data has been obtained with a massively parallel Mythen II detector using atomic pair distribution function analysis.

Online 29 September 2009

 

J. Synchrotron Rad. (2009). 16, 857-863
[ doi:10.1107/S0909049509037236 ]

Developing VUV spectroscopy for protein folding and material luminescence on beamline 4B8 at the Beijing Synchrotron Radiation Facility

Y. Tao, Y. Huang, Z. Gao, H. Zhuang, A. Zhou, Y. Tan, D. Li and S. Sun

Synopsis: Both VUV circular dichroism and fluorescence spectroscopy have been developed at the new 4B8 VUV bending-magnet beamline at BSRF.

Online 1 October 2009

 

J. Synchrotron Rad. (2009). 16, 864-868
[ doi:10.1107/S0909049509037716 ]

On the neglecting of higher-order cumulants in EXAFS data analysis

A. Sanson

Synopsis: Analytical expressions have been derived to determine the errors in the EXAFS analysis by the ratio method owing to the neglect of the higher-order cumulants.

Online 3 October 2009

 

J. Synchrotron Rad. (2009). 16, 869-871
[ doi:10.1107/S0909049509036310 ]

New agitated and thermostatized cell for in situ monitoring of fast reactions by synchrotron SAXS

M. Paulis, A. Bonnefond, M. Micusik and J. R. Leiza

Synopsis: The development of a thermostatized and agitated sample cell for synchrotron small-angle X-ray scattering measurements of liquid samples (homogeneous or heterogeneous) is presented. The set-up enables the in situ monitoring of fast chemical reactions, such as emulsion polymerization reactions.

Online 25 September 2009

 

J. Synchrotron Rad. (2009). 16, 872-879
[ doi:10.1107/S0909049509036681 ]

EDNA: a framework for plugin-based applications applied to X-ray experiment online data analysis

M.-F. Incardona, G. P. Bourenkov, K. Levik, R. A. Pieritz, A. N. Popov and O. Svensson

Synopsis: EDNA is a software framework for developing extensible scientific applications especially in the X-ray experiments field. This article describes the framework as well as a prototype application designed for macromolecular crystallography experiments.

Online 7 October 2009

 

J. Synchrotron Rad. (2009). 16, 880-882
[ doi:10.1107/S0909049509041922 ]

Current events

Online 21 October 2009