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Postdoctoral Fellows & Associates

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.

 

Neil Bennett
Postdoctoral Fellow
E-mail: nbennett@ciw.edu
Phone: 202-478-4895

Neil Bennett joins the Geophysical Laboratory from the University of Toronto as a Postdoctoral Fellow. He is working with Yingwei Fei to determine element behavior during planetary core formation. This work utilizes high pressure and temperature experiments in the multi-anvil press and diamond anvil cells, coupled with sample characterization by laser-ablation mass spectrometry and electron beam micro analysis (FIB, SEM, EPMA). R-G17.

 

Venkata Srinu Bhadram
Postdoctoral Research Associate
E-mail: vbhadram@ciw.edu

Postdoctoral associate working with Alex Goncharov - Office R-G18

 

Stephen Elardo
Postdoctoral Research Associate
E-mail: selardo@ciw.edu
Phone: 202-478-8479

Stephen Elardo joins the Geophysical Laboratory as a postdoctoral research associate from the Institute of Meteoritics at the University of New Mexico. He is working with Anat Shahar on understanding iron isotope fractionation at high pressure and temperature during planetary differentiation as a way to infer the abundances of light elements in planetary cores. His research interests also include igneous processes in the planetary settings, with an emphasis on the differentiation of the Moon, early crust building processes in the lunar crust, and the thermal and magmatic evolution of the lunar mantle. R-242

 

Cécile Feuillie
Postdoctoral Research Associate
E-mail: cfeuillie@ciw.edu
Phone: 202-478-8969

Cécile Feuillie is a Postdoctoral Associate working with Dimitri Sverjensky and Robert Hazen. She is conducting experimental research on the interactions between organic molecules and mineral surfaces, mainly in the context of the origins of Life. She received her PhD in geosciences from the ENS de LYON in september 2012. R-216

 

Zachary Geballe
Postdoctoral Fellow
E-mail: zgeballe@ciw.edu
Phone: 202-478-2373

Zachary (Zack) Geballe joins the Geophysical Laboratory as a postdoctoral fellow from the University of California, Berkeley. He is working with Viktor Struzhkin to develop high-frequency calorimetry methods and to use them to measure heat capacities of metals and silicates at high pressures in order to study melting, pre-melting phenomena, and the glass transition.

 

Hitoshi Gomi
Postdoctoral Associate
E-mail: hgomi@carnegiescience.edu
Phone: 202-478-1090

Hitoshi Gomi joins the Geophysical Laboratory as a postdoctoral associate from Tokyo Tech. He is working with Yingwei Fei on determining the electrical resistivity of core materials at high pressure and temperature with applications to core dynamics and thermal evolution. A-G28A

 

Huiyang Gou
Postdoctoral Research Associate
E-mail: hgou@ciw.edu
Phone: 202-478-4889

Huiyang Gou joins the Geophysical Laboratory as a postdoctoral associate from BGI, University Bayreuth. He is working with Tim Strobel on the synthesis of new materials and carbides.

 

Binyang Hou
Postdoctoral Associate
E-mail: byhou@carnegiescience.edu

Binyang Hou is a postdoctoral associate working at HPCAT under the supervision of Dr. Changyong Park. He received his Ph.D. from the University of Illinois at Chicago. His research has been focused on the study of molecular level interfacial structure using various synchrotron x-ray radiation methods as well as electrochemical techniques. His current research focuses on the study of solid-fluid interfaces under ambient as well as high pressure and temperature conditions.

 

Mingqiang Hou
Postdoctoral Research Associate
E-mail: mhou@ciw.edu
Phone: 202-478-4566

Mingqiang Hou joins the Geophysical Laboratory as a postdoctoral associate from Beijing Institute of Space Environment Engineering. He is working with Yingwei Fei. His research interests are constraint of Earth's core composition by using static and dynamic experiments and upgrade of heating technique in DAC.

 

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.

 

Qingyang Hu
Postdoctoral Research Associate
E-mail: qhu@ciw.edu
Phone: 202-478-8933

Qinyang Hu is a graduate student from George Mason University.  He joins the Geophysical Lab as a Predoctoral Associate and works with Dave Mao on the theory part of the FeO project and DAC experiments of cerium. You can find him in R-G31.

 

Colin Jackson
Postdoctoral Fellow
E-mail: cjackson@ciw.edu

Colin Jackson joins the Geophysical Laboratory from Brown University as a postdoctoral fellow. He will be working with Yingwei Fei, and many other members of the staff, on high-pressure and temperature experiments and solid Earth geochemistry. R147

 

Cheng Ji
Postdoctoral Research Associate
E-mail: cji@ciw.edu

Cheng Ji is a Postdoctoral Researcher at HPSynC. He recieved his Ph.D. in Mechanical Engineering from Texas Tech University. His research interests include phase transitions of materials under large shear stress at high pressures and high pressure related synchrotron x-ray techniques.

 

Jabrane Labidi
Postdoctoral Fellow
E-mail: jlabidi@ciw.edu
Phone: 202-478-7974

Jabrane Labidi joins us today from the Institut de Physique du Globe de Paris as a postdoctoral associate.  He will be working with Anat Shahar on multiple isotope composition of sulfur in organic matter of chondrites.  His other interests include magmatic geochemistry, mantle geochemistry, volatiles in the planetary interiors, and cosmochemistry.  Please join me in welcoming him to campus!  You can find him in office R-216.

 

Charles Le Losq
Postdoctoral Fellow
E-mail: closq@ciw.edu
Phone: 202-478-8993

Charles Le Losq is a postdoctoral fellow at the Geophysical Laboratory. He works with Bjorn Mysen and George Cody on the interactions between volatile elements and silicate glasses and melts in order to better understand how volatiles can affect the physical properties of molten rocks, and hence, the dynamic of volcanic phenomena. Charles received a Ph.D. in Geophysics from the Institut de Physique du Globe de Paris / University of Paris VII - Denis Diderot in 2012, and a Master degree in Geology and Natural Hazards from the Institut de Physique du Globe de Paris in 2009. R-233

 

Bing Li
Postdoctoral Associate
E-mail: bli@ciw.edu

Bing Li is a postdoctoral associate at HPSynC. He received his Ph.D. in Condensed Matter Physics from Jilin University in 2011. Bing is working on diamond anvil cell techniques for ultra-high pressure experiment and selected element phase transitions at mega-bar pressures using synchrotron micro-Xray diffraction with Dr. Ho-kwang Mao and others in the high-pressure team.

 

Kuo Li
Postdoctoral Research Associate
E-mail: kli@ciw.edu

Kuo Li graduated from the College of Chemistry and Molecular Engineering, Peking University, PR China, in 2011. He majored in inorganic solid state chemistry and material chemistry, and worked on the synthesis of novel complex metal oxides and the crystal structure determination ab-initio with powder diffraction patterns (X-ray, neutron and electron). He is now studying the evolution of pyrochlore compounds under high pressure and the synthesis of novel metal oxides under high pressure. He is also examining the characterization of crystal structures under high pressure with synchrotron X-ray and neutron diffraction. Presently, he is stationed at HPSynC at APS and participates in research conducted at SNAP, SNS, Oakridge.

 

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

Chuanlong Lin joins HPCAT as a Postdoctoral Associate from the Beijing Synchrotron Radiation Facility. Chuanlong received his Ph.D. in Condensed Matter Physics from the Institute of High Energy Physics at the Chinese Academy of Science. His focus at HPCAT is on Time-resolved X-ray Probes.

 

Yangzheng Lin
Postdoctoral Research Associate
E-mail: ylin@ciw.edu
Phone: 202-478-2374

Yangzheng Lin is a postdoctoral research associate from Penn State University, where he worked on molecular dynamics (MD) and kinetic Monte Carlo (KMC) simulations for GaAs surface reconstruction and diffusion. He is now working with Ronald Cohen and Tim Strobel on the equation of state (EOS) and phase transition for MgSiO3, FeSiO3, and CO2+H2O systems from quantum Monte Carlo (QMC) simulations as well as ground state crystal structure prediction for lithium carbide and new carbon structure prediction based on first principle density functional theory (DFT) computations under ambient and high pressures. RG31

 

Xiaoming Liu
Postdoctoral Fellow
E-mail: xliu@ciw.edu
Phone: 202-478-4889

Xiaoming Liu joins us from the University of Maryland as a postdoctoral fellow. She will be working with Robert Hazen and Anat Shahar on tracing Earth’s atmospheric oxygen evolution using geochemical proxies. RG31

 

Irena Mamajanov
Postdoctoral Research Associate
E-mail: imamajanov@ciw.edu
Phone: 202-478-8916

Dr. Irena Mamajanov joins GL as a postdoctoral associate from Georgia Tech.  She will be working with George Cody on the characterization of hyperbranched polyesters as potential enzyme precursors using solid state NMR.  Her other research interests include solid-state NMR, origin of life and astrobiology.  You can find her in office R-147.

 

Takaki Muramatsu
Postdoctoral Research Associate
E-mail: tmuramatsu@ciw.edu
Phone: 202-478-4595

Takaki's research focuses on strongly correlated electron systems under high pressure and low temperature. He hopes to expand the pressure range of electrical conductivity and magnetic measurements.

 

Javier Francisco Nossa
Postdoctoral Associate
E-mail: jnossa@carnegiescience.edu
Phone: 202-478-8945

Javier Nossa joins the Geophysical Laboratory from Linnaeus University in Sweden as a postdoctoral associate. He is working with Ron Cohen on ferroelectric materials. Javier is also interested in ferroelectricity and magnetism. You can find him in office R-G31 at extension 4889.

 

Ileana Perez-Rodriguez
Postdoctoral Fellow
E-mail: ileperez@ciw.edu
Phone: 202-478-2372

Ileana Pérez-Rodríguez received her Ph.D. in microbial ecology from Rutgers, The State University of New Jersey. She is working with Dionysis Foustoukos on the bioenergetics (metabolic rates and growth efficiencies) of anaerobic, chemosynthetic microbes from deep-sea hydrothermal vents. These studies, performed both with laboratory pure cultures and environmental hydrothermal vent fluid samples, include the exploration of temperature/pressure effects on deep-sea vent microbial phylogenetic distributions and activities.

 

Corliss Kin I Sio
Postdoctoral Fellow
E-mail: ksio@carnegiescience.edu
Phone: 202-478-1078

Corliss Kin I Sio joins the Geophysical Laboratory as a postdoctoral fellow from the University of Chicago. She is working with Anat Shahar on olivine growth rates in basaltic melts. Corliss is also interested in isotope geochemistry and experimental petrology. R-233

 

Rajasekarakumar Vadapoo
Postdoctoral Associate
E-mail: rvadapoo@carnegiescience.edu
Phone: 202-478-7977

Rajasekarakumar Vadapoo joins the Geophysical Laboratory as a postdoctoral associate from Spintec, CEA/CNRS in Grenoble, France. He is working with Ron Cohen to use first-priciple computations to synthesize, modify, and manipulate piezoelectrics, and then use chemical pressure to design epitaxial heterostructures that stabilize the materials with enhanced properties at ambient conditions. R133

 

Junyue Wang
Postdoctoral Associate
E-mail: jywang@ciw.edu
Phone: 202-478-8987

Junyue Wang is a postdoctoral associate at HPSynC. He works on synchrotron based nano resolution x-ray microscopy and computerized tomography, and their applications in high pressure research. He received a Ph.D. in 2009 from the Institute of Physics at Academia Sinica in Taiwan, China.

 

Liuxiang Yang
GL-HPSTAR Postdoctoral Research Associate
E-mail: lyang@ciw.edu
Phone: 202-478-8988

Liuxiang Yang is a postdoctoral associate from the Chinese Academy of Sciences. He works with Reinhard Boehler and others on the melting of transition metals and noble gases.

 

Jianjun Ying
Postdoctoral Research Associate
E-mail: jying@ciw.edu
Phone: 202-478-8992

Jianjun Ying joins us this week as a postdoctoral associate from the University of Science and Technology of China.  He will be working on synthesizing superconducting materials and measuring their physical properties with Xiaojia Chen and Viktor Struzhkin.  

 

Haidong Zhang
Postdoctoral Research Associate
E-mail: hzhang@ciw.edu
Phone: 202-478-8919

Haidong Zhang joins the Geophysical Laboratory as a postdoctoral associate from the University of Florida. He works on novel materials with Timothy Strobel, aiming to discover new materials with outstanding properties, which can be synthesized under extreme conditions such as high pressure and high temperature. RG31.

 

Peng Zhang
Postdoctoral Research Associate
E-mail: pezhang@ciw.edu
Phone: 202-478-8915

Peng Zhang joins the Geophysical Laboratory from Louisiana State University as a postdoctoral associate. Peng is working with Ronald Cohen as a computational physicist in numerical simulations of minerals in which strong correlations are important. Using numerical methods, the calculated properties of minerals will be compared with experiment results, in order to provide explanations of the experiment discoveries and built precise and reliable theoretical models. He is also interested in developing new numerical methods in model and mineral simulations. His office is located at R-106.

 

Zhisheng Zhao
Postdoctoral Fellow
E-mail: zzhao@ciw.edu
Phone: 202-478-8934

Zhisheng obtained his PH.D degree in Material Physics & Chemistry from State Key Laboratory of Metastable Materials Science and Technology, Yanshan University, China (July, 2012), and joined HPCAT as a postdoctoral associate in September 2012, working with Dr. Guoyin Shen. In 2013 he joined the Geophysical Laboratory and is working with Timothy Strobel and Yingwei Fei. His thesis research focused on the Theoretical and Experimental Explorations on Novel Structures and Properties of New Matters under Extreme Conditions. His interests include capturing novel quenchable metastable functional materials by using static and dynamic high-Pressure technologies such as large volume press, DAC, and explosive shock. Zhisheng also enjoys studying high-pressure structures and property predictions by structure searching techniques (CALYPSO and USPEX codes) in conjunction with first-principles calculations. His investigated materials include low-Z (B,C,N) elements, Si and Ge, transition metal and their light-element compounds, with exotic physical and chemical properties such as superhard, superelastic, semiconducting, superconducting, hydrogen-storage properties.