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HPCAT

Ligang Bai
Postdoctoral Research Associate
E-mail: lbai@ciw.edu

Ligang Bai joins HPCAT as a Postdoctoral Associate with UNLV's Department of Physics and Astronomy.

 

Genevieve Boman
E-mail: gboman@ciw.edu

Genevieve Boman is a Beamline Associate at HPCAT. She earned a B.S. in Physics from Worcester Polytechnic Institute and an MRes in Physics of the Earth and Atmosphere at the University of Leeds, UK. Her primary responsibilities at HPCAT include performing and maintaining daily and scheduled beamline operations, maintaining and operating laboratory and on-line supported equipment, developing user friendly interfaces and macros for effective and efficient controls, and participating in research teams to develop and integrate component models and controls at HPCAT.

 

Arunkamar Bommannavar
Beamline Control Scientist
E-mail: abommannavar@ciw.edu
Phone: 630-252-0497

Arun Bommannavar is the beamline control scientist at HPCAT. He is responsible for implementing EPICS controls for beamline control and data acquisition. His Ph.D. thesis was on studying Magnetic Relaxation Phenomenon in Ferrites using Mossbauer Spectroscopy.

 

Paul Chow
Beamline Scientist
E-mail: pchow@ciw.edu
Phone: 630-252-4015

Paul Chow is a beamline scientist. He received a Ph.D. in Physics from University of Illinois and conducted research at the University of Houston. He spent 2 years at BL12XU, the Taiwan Beamline at SPring-8, designing and commissioning a spectrometer for inelastic x-ray scattering. Presently, he is a beamline scientist for HP-CAT at the spectroscopy station 16ID-D at the Advanced Photon Source. His interest is in electronic excitations in metals.

 

Ross Hrubiak
Postdoctoral Research Associate
E-mail: rhrubiak@ciw.edu

Ross Hrubiak joins HPCAT from Florida International University’s Center for the Study of Matter at Extreme Conditions (CeSMEC) as a Postdoctoral Associate. He is working in High-Pressure Melting Studies.

 

Freda Humble
Project Administrator
E-mail: fhumble@ciw.edu

Freda Humble has joined HPCAT as the new project administrator. Freda has extensive experience in office administrative matters and adept skills to operate HPCAT's office and user administrative matters. Her responsibilities include general secretarial duties for the HPCAT project, administration of the HPCAT user program, administrative liaison with APS and CIW, and assistance with the HPCAT webpage.

 

Daijo Ikuta
Beamline Associate
E-mail: dikuta@ciw.edu
Phone: 630-252-6550

Daijo Ikuta studied new technique for X-ray identification and crystal structure analysis of multiplesingle crystal phases on a glass thin section. His interest in this new technique is currently to refine this technique and to apply to unknown new minerals. With the use of synchrotron radiations and his thin-section method he examines the crystal structure of tiny and rare minerals in thin section. He joined HPCAT in July 2007.

 

Curtis Kenney-Benson
Beamline Associate
E-mail: ckbenson@ciw.edu
Phone: 630-252-0495

Curtis Kenney-Benson is a Beamline Associate at HPCAT. His role there includes maintenance of the cryogenic systems, online ruby systems, and sample preparation lab, in addition to direct user support. Before coming to HPCAT, Curtis was involved in the construction of APS Sector 34 and the instrumentation of the Coherent Diffraction station there.

 

Yoshio Kono
Beamline Scientist
E-mail: ykono@ciw.edu

Yoshio Kono is a Beamline Scientist at HPCAT. He is responsible for developing elastic wave velocity measurement by ultrasonic technique in conjunction with Paris-Edinburgh press and high-pressure synchrotron techniques. Yoshio began his career at Carnegie as a Research Scientist and was promoted to Beamline Scientist in July 2012. He is interested in studying elasticity and equation of state of materials at high pressures and high temperatures. He received a Ph.D. from Yokohama National University, Japan in 2006.

 

Rui Li
Postdoctoral Research Associate
E-mail: rli@ciw.edu

Rui Li joins us today from the Beijing Synchrotron Radiation Facility, Institute of High Energy Physics, CAS as a Predoctoral Associate. She is in her third year of her PhD study and will be working in the area of high pressure single crystal diffraction. Her goals for the next year here are to obtain electron density information at high pressure conditions, and to understand the phase transition dynamics and mechanism of semiconducting materials, such as Si, Ge.

 

Chuanlong Lin
Postdoctoral Associate
E-mail: clin@carnegiescience.edu

HPCAT

 

Ho-kwang (Dave) Mao
Senior Staff Scientist
E-mail: hmao@ciw.edu
Phone: 202-478-8935

Ho-kwang Mao's research centers on ultra-high pressure physics, chemistry, material sciences, geophysics, geochemistry and planetary sciences using diamond-anvil cell techniques that he has pioneered. He received a Ph.D and MSc from University of Rochester in 1968 and 1966, and a BSc in geology from National University in Taiwan, China in 1963.

 

Yue Meng
Beamline Scientist
E-mail: ymeng@ciw.edu
Phone: 630-252-0483

Yue Meng is a beamline scientist. She researches the properties of materials at high pressure and temperature, using experimental techniques including x-ray spectroscopy, x-ray diffraction, optical spectroscopy, neutron diffraction, with applications to physics, chemistry, materials science, and geophysics. As one of the pioneers in developing high-pressure IXS, she has applied the technique to studies of electronic bonding changes in several low-Z materials at high pressure. At HPCAT, she is responsible for the development and operation of micro-focused x-ray diffraction with in-situ laser heating for structural properties at simultaneous ultra-high PT conditions.

 

Changyong Park
Beamline Scientist
E-mail: cpark@ciw.edu

Changyong Park is a Beamline Scientist at HPCAT. He is responsible for developing and integrating novel high-pressure synchrotron techniques, supporting HPCAT operations and conducting original research. His research interests include amorphous and liquid structure of refractory materials under high pressure, structure and property correlations, and physics and chemistry of mineral-fluid interfaces.

 

Dmitry Popov
Beamline Scientist
E-mail: dpopov@ciw.edu
Phone: 630-252-7106

Dmitry Popov is a Beamline Scientist at HPCAT. His duties include user support and development of experimental techniques for high-pressure studies. His original research is focused on development of X-ray diffraction method to collect high resolution data on selected single-crystals under extreme pressure/temperature conditions.

 

Eric Rod
Beamline Technician
E-mail: erod@ciw.edu
Phone: 630-252-0412

Eric Rod is a beamline technician. He supports scientific staff and community with design, procurement, fabrication, setup, upgrade and repair of electrical, mechanical, ultra high vacuum (UHV), precision motion, optical, cryogenic, pneumatic, control and laser instrumentation for use with x-ray experimentation in a synchrotron environment at HPCAT.  Eric is currently pursuing engineering degree.

 

Guoyin Shen
HPCAT Director
E-mail: gshen@ciw.edu
Phone: 630-252-0429

Guoyin Shen's research covers a broad range of subjects aimed at understanding the behavior of materials under high-pressure and extreme temperature conditions. The research activities include investigation of phase transformations and melting lines in molecular solids, oxides and metals; characterization of liquids and amorphous materials under high-pressure/temperature conditions; measurement of crystal chemistry, elastic and transportation properties of deep Earth materials at pressure-temperature conditions equivalent to the Earth’s interior. His current research includes the study of structure and density of silicate liquids at high pressure and melting temperature determinations of silicates and iron alloys at Megbar pressures.

 

Stanislav Sinogeikin
Associate Director of HPCAT
E-mail: ssinogeikin@ciw.edu
Phone: 630-252-4038

Stanislav (Stas) Sinogeikin is a beamline scientist at HPCAT. His research interests include Mineralogy of the Upper Mantle and Transition Zone of the Earth, physical (esp. elastic) properties of mantle minerals at high-pressures and high-temperatures by Brillouin spectroscopy and Synchrotron radiation, applications of high-pressure mineral physics to the dynamics of the Earth’s interiors, and development of X-Ray microdiffraction and spectroscopic (Brillouin and Raman) techniques at high pressure and temperature.

 

Jesse Smith
Associate Beamline Scientist
E-mail: jssmith@ciw.edu

Jesse is a postdoctoral research associate at HPCAT. His activities include user support, technical development, and research. His scientific interests cover a broad range of topics related to the structure and properties of materials subjected to extreme conditions, and he is also interested in the development of experimental methods and techniques using synchrotron radiation.

 

Yuming Xiao
Beamline Scientist
E-mail: yxiao@ciw.edu
Phone: 630-252-4058

Yuming Xiao is a beamline scientist at HPCAT of Geophysical Laboratory. He received his Ph.D. from Department of Applied Science at University of California, Davis. His thesis was focused on studying metal clusters in metalloproteins (nitrogenase and hydrogenase) with synchrotron spectroscopes (EXAFS, NFS, NRVS, XES). At HPCAT, Yuming is interested in studying properties of molecular solids and high temperature superconductors under high pressure using synchrotron spectroscopes.

 

Hongping Yan
Postdoctoral Fellow
E-mail: hyan@ciw.edu
Phone: 630-252-0479

Hongping joined us as a postdoctoral fellow for the Deep Carbon Observatory working with Changyong Park at HPCAT. Utilizing a combination of several techniques including high-resolution X-ray reflectivity, his main research aims to provide atomic-level information about the mineral-fluid interfaces under high pressure and high temperature for ultramafic minerals, in order to improve people's understanding on the mineral weathering and carbon cycling processes in Earth's surface and subsurface. Hongping got his Ph.D on Physics at North Carolina State University, where he studied carbon-based semi-conductive polymers for organic solar cells and organic field-effect transistors using scanning transmission X-ray microspectroscopy, X-ray reflectivity and scattering techniques with soft X-rays.