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ELENA CHALKOVA

550 Easterly Parkway

State College, PA 16801

(814) 234-2081

Proficient in investigation of kinetics and equilibrium of heterogeneous reactions, surface properties, diffusion, and phase transitions in solids
Experienced in mass spectrometry, vacuum technique, gas chromatography, isotope analysis, and micro calorimetry
Computer skills: PC, Macintosh operation, Microsoft Word 5.1, Quatro Pro, HTML, Object oriented programming (C++)

1986	Ph. D. (Cand.sci.), Chemistry (Thesis title: Isotope Exchange in Molecular Hydrogen-Potassium Hydroxide System) Leningrad State University, USSR.
1966	M. S., Chemistry Leningrad State University, USSR.

1994-1995

Penn State University, State College, PA, USA
Department of Chemical Engineering

Researcher

Microcalorimetric study of acid sites on the surfaces of different catalysts; heat of adsorption, adsorption isotherm
Gas chromatographic study of catalytic reaction of isomerisation

1985-1992

Ioffe Physical Technical Institute, St. Petersburg, Russia
Laboratory of Phase Transitions in solids

Researcher

Investigation of hydrogen effect on superconductor YBa₂Cu₃O_7-x; oxygen
extraction, phase transitions, lattice parameters
Investigation of solid superionic by isotope methods; concentration of
hydrogen in as prepared (Ba,Sr) CeO₃and (Ca,Sr)BaTiO₃ perovskites, the
state ofdissolved hydrogen

1968-1985

Ioffe Physical Technical Institute, St. Petersburg, Russia
Laboratory of physical and chemical investigation of isotopes

Researcher

Investigation of reactions of solid hydroxides with gases by isotope methods.
Detailed investigation of H₂-KOH reaction; kinetics, mechanism, phase
transitions in KOH, kinetic isotope effects, hydrogen diffusion.
Investigation of reaction of solids with liquids by isotope methods. Isotope
exchange of LiCl and LiF with C₄H₉Li at room temperature. Measurement of
small diffusion coefficients (10^-17 cm2/sec)

1966-1968

Leningrad State University, USSR
Department of Inorganic Chemistry
Mass-Spectrometry laboratory

Researcher

Mass spectrometry investigation of refractory oxides. Rhenium oxide, vapor pressure

Number of scientific publications:40

Available upon request.

Awards

1981, 1983, 1986

Prizes of the Ioffe Institute "For the best scientific result".