Ratan K. Mohapatra, Ph.D.
Research Scientist & Mass Spectrometry Specialist
Highly adaptive scientific researcher specializing in mass
spectrometry and scientific programming. More than 15 years of
professional experience from premier scientific institutions in
Canada, Germany, India and the United Kingdom. Proven track
record of innovative analytical developments in mass spectrometry,
ultrahigh vacuum applications to deliver “out of the box” solutions to
routine and exceptional challenges of scientific research. Rich skills
of statistical and scientific evaluation of research findings and
interpretation in the perspective of a “bigger picture”. Proactive,
detail oriented, collaborative with a strong background of original
contributions to address outstanding issues as demonstrated by
well-cited (h-index: 12) peer-reviewed scientific publications.
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SKILLS & INTERESTS:
Mass Spectrometry & Scientific Research:
Magnetic Sector . Time of Flight . Quadrupole
Resonance Ionization . Cryogenics . Laser Ablation . Resistance and. RF heating
Developing state of the art ultra high vacuum (UHV) sample preparation systems to address
specific needs and goals of scientific research
Computer aided technical drawing . Computer programming for statistical analysis, evaluation and
modelling of experimental data
Translating scientific challenges to viable experimental projects
Professional writing and presentation
Computers and programming:
(Visual) BASIC . Macro based programming in EXCEL VBA . FORTRAN, C, Java
Linux . Macintosh . UNIX . Windows . Virtual OS using VMWare and ORACLE Virtual Box
Remote Desktop using Team Viewer and LogMeIn
HTML, Apache – MySQL– PHP database development
Adobe Dreamweaver . Fireworks . Flash . Illustrator . Photoshop
Personal Interests: Computer Technologies . DSLR Photography . Photo Journalism . Web
development . Graphic Designing . Volunteering for charity and helping small scale business
University of Ottawa, Ottawa, Ontario 2006 to 2014
Research Associate Environmental Research and Management
Managed a state-of-the-art Environmental Research Laboratory with multi-million dollar research
grants and a diversity of scientific projects such as Geological site characterisation for toxic and
nuclear waste disposal, Ground water studies, Monitoring low level tritium in environmental
samples, Mapping pollution in ground water, soil and organic materials, Study samples from
NASA’s Stardust space mission to understand the evolution of comets
Operation, Troubleshoot, Maintenance of MAP 215-50 and HELIX SFT noble gas mass
spectrometers . VG and SRS Residual Gas Analysers . Developed ultra-high vacuum (~10-10 atm)
sample preparation systems
Developed analytical protocols for applying helium as a tracer in geological and environmental
samples for uranium exploration, dating cave deposits to address paleoclimatology issues, and
other environmental studies
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University of Manchester, Manchester, United Kingdom 2002 to 2006
Research Associate Earth and Planetary Science Research
Collaborated with colleagues to develop a unique time of flight mass spectrometer for low (~1000
atoms) level measurement of xenon isotopes applying laser ablation, cryogenic and resonance
Developed a high efficiency UHV sample preparation system for the extraction and analysis of
xenon from single grains of interstellar dust (~2 micro meter in diameter) to address outstanding
scientific issues regarding the origin and evolution of Solar System and stars
Sample preparation in an ultraclean laboratory environment . Optical and Scanning Electron
Microscopy and X ray diffraction for sample characterization
Studied interstellar particles (~2 µm) and meteorites from Mars and other Solar System objects to
understand the origin and evolution of starts and planets
Max-Planck-Institut für Chemie, Mainz, Germany 2000 to 2002
Guest Scientist Earth and Planetary Science Research
Studied interstellar particles and meteorites from Mars and materials from Earth’s mantle to
understand the origin and evolution of stars and planets . Cosmochemical modelling
Developed a rare kind of analytical facility that allowed the analysis of nitrogen and noble gas
isotopes in the same experiment
MAP 215-50 noble gas mass spectrometer
Physical Research Laboratory, Ahmedabad, India 1993 to 2000
Research Scholar and Post-doctoral Fellow Earth and Planetary Science Research
Doctoral and post-doctoral research . Analytical developments in mass spectrometry and computer
1999, Doctor of Philosophy, Geology, Maharaja Sayajirao University of Baroda, Vadodara, India
1993, Masters of Science, Applied Geology, University of Roorkee, Roorkee, India
1989, Bachelor of Science, Geology, Physics & Mathematics, Berhampur University, India
Citation Metrics courtesy http://www.researcherid.com/
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KEY SCIENTIFIC PUBLICATIONS
Crowther S., Mohapatra R.K., Turner G., Blagburn D.J., Kehm K. & Gilmour J.D. (2008) Characteristics and applications
of RELAX, an ultrasensitive resonance ionization mass spectrometer for xenon. Journal of Analytical Atomic
Spectrometry, 23(7), 938-947.
Kehm K., Crowther S., Gilmour, J.D., Mohapatra R.K. & Hohenberg C.M. (2009) Upper limit concentrations of trapped
xenon in individual interplanetary dust particles from the stratosphere. Meteoritics and Planetary Science, 44, 249-259.
Ott U., Altmaier M., Herpers U., Kuhnhenn J., Merchel S., Michel R. and Mohapatra R.K. (2005) Spallation recoil II: Xenon
evidence for young SiC grains. Meteoritics and Planetary Science, 40,1635- 1652.
Koscheev A.P., Gromov M.D., Mohapatra R.K. & Ott U. (2001) History of trace gases in presolar diamonds inferred from
ion implantation experiments. Nature, 412, 615-617.
Clark ID, Al T, Jensen M, Kennell L, Mazurek M, Mohapatra R, Raven KG. (2013) Paleozoic-aged brine and authigenic
helium preserved in an Ordovician shale aquiclude. Geology, 41(9), 951–954.
Mohapatra R.K., Harrison D., Ott U., Gilmour J.D. & Trieloff M. (2009) Noble gas and nitrogen isotopic components in
Oceanic Island Basalts. Chemical Geology, 266, 29-37.
Mohapatra R.K. & Honda M. (2006) “Recycled” volatiles in mantle derived diamonds- evidences from nitrogen and noble
gas isotopic data. Earth Planetary Science Letters, 252, 215-219.
Mohapatra R.K. & Murty S.V.S. (2004) Nitrogen isotopic composition of the MORB mantle- a reevaluation. Geochemistry
Geophysics & Geosystems, 5, Q01001.
Mohapatra R.K. (2004) Nitrogen isotopes in mantle-derived diamonds: indications of a ‘multicomponent’ structure. Current
Science, 87, 1577-1580.
Mohapatra R.K. & Murty S.V.S. (2002) Nitrogen and noble gas isotopes in mafic and ultramafic inclusions in the alkali
basalts from Kutch and Reunion- implications for their mantle sources. Journal of Asian Earth Sciences, 20, 867-877.
Mohapatra R.K. & Murty S.V.S. (2000) Search for the Mantle nitrogen in the ultramafic xenoliths from San Carlos, Arizona.
Chemical Geology, 164, 305-320.
Mohapatra R. K. & Murty S. V. S. (2000) Origin of air-like noble gases in oceanic basalts. Geophysical Research Letters,
Mohapatra R.K., Murty S.V.S. & Pande K. (1999) Nitrogen and light noble gases in mantle xenoliths from Kutch and a
dunite from Reunion. In: Subbarao K.V. (Ed) Deccan Volcanic Province, Geol. Soc. India Mem., 43 (2), 903-910,
Mohapatra R.K., Murty S.V.S. & Pande K. (1997) Noble gases in mantle xenoliths from San Carlos, Arizona. In Rare Gas
Geochemistry: Applications in Earth and Environmenta Sciences, edited by H.S. Virk, pp. 9-16, Guru Nanak Dev
University Press, Amritsar, lndia.
Mars and martian meteorites:
Mohapatra R.K., Schwenzer S.P., Herrmann S., Murty S.V.S., Ott U. & Gilmour J.D. (2009) Noble gases and nitrogen in
Martian meteorites Dar al Gani 476, Sayh al Uhaymir 005 and Lewis Cliff 88516: EFA and extra neon. Geochimica et
Cosmochimica Act, 73, 1505-1522.
Schwenzer S.P., Fritz J., Stoffler D., Trieloff M., Amini M., Greshake A., Herrmann S., Herwig K., Jochum K.P., Mohapatra
R.K., Stoll, B. & Ott U. (2008) Helium loss from Martian meteorites mainly induced by shock metamorphism: Evidence
from new data and a literature compilation. Meteoritics and Planetary Science, 43, 1841-1859.
Schwenzer S.P., Herrmann S., Mohapatra R.K., & Ott U. (2006) "Noble gases in mineral separates from three
shergottites: Shergotty, Zagami, and EETA 79001. Meteoritics and Planetary Science, 42, 387-412.
Mohapatra R.K. (2004) Understanding Mars from meteorites- the nitrogen and noble gas perspective. Current Science,
Mohapatra R.K. & Murty S.V.S. (2003) Precursors of Mars- constraints from nitrogen and oxygen isotopic compositions of
martian meteorites. Meteoritics and Planetary Science, 38, 225-241.
Murty S.V.S. & Mohapatra R.K. (1997) Nitrogen and heavy Noble gases in ALH84001: signatures of ancient Martian
atmosphere. Geochimica et Cosmochimica Acta, 61, 5417-5428.
Goswami J.N., Sinha N., Murty S.V.S., Mohapatra R.K. & Clement C.J. (1997) Nuclear tracks and light noble gases in
Allan Hills 84001: Preatmospheric size, fall characteristics, cosmic ray exposure duration and formation age. Meteoritics
and Planetary Science, 32, 91-96.
July 3, 2014 Ratan Mohapatra | Page 5 of 5
2012: 22nd Goldschmidt Conference, Montréal, Canada: Estimation of He Diffusion Coefficients in Low Permeability
2009: Invited Talk at Physical Research Laboratory, Ahmedabad, India: Signatures of ancient Martian crust in Nakhla &
Monitoring and managing radioactive pollutants on our planet
2005: Lunar and Planetary Science Conference, Houston, Texas, U.S.A.: Xenon in Yamato 000593 & NWA 817- nakhlites
from two diverse terrestrial environments
2004: Invited Talk at Physical Research Laboratory, Ahmedabad: Understanding Mars from meteorites
2002: Invited Talk at Centre de Recherches Pétrographiques et Géochimiques, Nancy, France: Precursors of Mars-
inferences from nitrogen and oxygen isotopic compositions of martian meteorites
2002: 12th Goldschmidt Conference, Davos, Switzerland: Nitrogen in the OIB-Mantle
2001: 64th Annual Meteoritical Society Meeting, Rome, Italy: Precursors of Mars-Clues from nitrogen and oxygen isotopes
2000: Paneth Colloquium, Nördlingen, Germany: Precursors of Mars: Stable and radiogenic isotopic constraints
1998: Invited Talk at Scripps Institute of Oceanography, San Diego, California, U. S. A.: Nitrogen isotopic composition of
Earth's mantle-inferences from simultaneous nitrogen and noble gas isotopic study of mantle-derived materials
1998: Invited Talk at University of California, Los Angeles, California, U. S. A.: Nitrogen in Earth's mantle-implications for