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Staff

Tijana Rajh

Chemist, Photosynthesis Group
Argonne National Laboratory
Chemistry Division, E105
9700 S. Cass Avenue
Argonne, Illinois 60439
Phone: 630-252-3542
Fax: 630-252-9289
Email: rajh@anl.gov

Education

Ph.D. Physical Chemistry, 1986, University of Belgrade
Ph.D. Thesis Title: The Effect of Size Quantization in Semi-conductor
Colloids on their Photochemical and Optical Properties
Supervisor: O.I. Micic. Part of research done in SERI, Golden, CO
with A. J. Nozik

M. Sci. Physical Chemistry, 1984, University of Belgrade
M.S. Thesis Title: Determination of the Redox Potentials of Semiconductor
Colloidal Particles with Electron Transfer Reactions
Supervisor: O.I. Micic

B.A. Physical Chemistry, 1982, University of Belgrade

Visiting Fellowships

10/1984-10/1985, Solar Energy Research Institute, Golden, Colorado, USA,
research group of Arthur J. Nozik

11/1985, Clarkson University, Potsdam, New York, USA, research group
of Egon Matijevic

02/1987-08/1987, Hebrew University of Jerusalem, Jerusalem, Israel,
research group of Joseph Rabani

11/1991, Physique d'Optique, Ecole Polytechnique, Palaseau cedex, France,
research group of Ch. Flitzanis

6/1994, Chemistry Division, Argonne National Laboratory, Argonne, Illinois,
research group of Marion Thurnauer

Professional Experience

7/96 - present: - Chemist, Chemistry Division, Argonne National
Laboratory, Argonne, Illinois 60439
6/94 - 7/96: - Visiting Scientist, Chemistry Division, Argonne National
Laboratory, Argonne, Illinois 60439
1992 - 7/96: - Chemist, "Boris Kidric" Institute, Vinca, Belgrade, Yugoslavia
1986 - 1992: - Assistant Chemist, BKI, Vinca, Belgrade, Yugoslavia
1984 - 1986: - Research Associate, BKI, Vinca, Belgrade, Yugoslavia
1982 - 1984: - Research Assistant, BKI, Vinca, Belgrade, Yugoslavia
1981 - 1982: - Undergraduate Research Participant, BKI, Vinca, Belgrade,
Yugoslavia; Research with O.I. Micic on hydrogen production in
semiconductor suspensions

Accomplishments and Interests

Argonne, 1994 - present:

  • Surface modification of small particle TiO2 for sequestering and
    photoreduction of heavy metal ions.
  • The effect of surface modification on structural, dynamic and
    redox properties was investigated by FTIR, electron paramagnetic
    resonance (EPR) spectroscopies and pulse radiolysis, respectively.
  • Found optimal conditions for binding and reduction of Pb2+, Ni2+
    and Cd2+ with modifier that forms charge transfer complex and
    extends the absorption of TiO2 into the visible region enhancing
    the utilization of the solar spectrum.

BKI 1983-1994

  • One of the first observations of quantization effects in small
    semiconductor particles (QD).
  • Investigation of quantization effects in extremely small II-VI
    semiconductors built in different matrixes (nonlinear optical effects).
  • Quantization effects in layered semiconductors.
  • Electron transfer reactions in colloidal semiconductors
    (photo-electrochemistry).
  • Application of radiation chemistry techniques for the synthesis
    and investigation of redox and optical properties of colloidal
    semiconductors.

1981-1984 Studies of hydrogen production in semiconductor suspensions.

HU 1987

  • Effect of charged polymers on the interfacial electron transfer
    processes in colloidal systems.

SERI 1984-1985

  • Investigation of quantization effect in the initial stages of particle
    growth.
  • The absorption spectra described with theoretical model of carrier
    motion in a sphere of finite potential.
  • Observation of collision excitation of rare earth elements
    (Tb, Sm and Yb) by quantum dots hot electrons (second type).
  • Observation of enhanced redox chemistry of small particle QDs.

Professional Activities

  • Steering Committee Member, Women in Science and Technology
    Program, Argonne National Laboratory, Argonne, IL, 2000 -
  • Chair, "Free Radicals in Condensed Phase Solids and Interfaces"
    Session, 217th American Chemical Society Meeting, Anaheim,
    California, March 21-25, 1999
  • Panel Member, "Solution Kinetics and Catalytic Processes" Panel,
    Research Needs and Opportunities in Radiation Chemistry Workshop,
    Chesterton, Indiana, April 19-22, 1998

Patent

Semiconductor Assisted Metal Deposition for Nanolighography Applications,
T. Rajh, N. Meshkov, J. M. Nedeljkovic, L. R. Skubal, D. M. Tiede,
and M. Thurnauer, U. S. Patent No. 6,271,130 (August 7, 2001)

 

Publications

  1. Visible-Light Induces Hydrogen Formation from Aqueous Solutions
    of Various Electron Donors in Cadmium Sulphide Suspensions, T. Rajh
    and O. I. Micic, Chem. Soc. Bulletin of Serbia 48, 395-398 (1983)
  2. Temperature Effect on the Photoinduced Reduction of Methyl Viologen
    with Several Sensitizers and the Evolution of Hydrogen from Water,
    M. T. Nenadovic, O. I. Micic, T. Rajh and D. Savic, J. Photochemistry
    21, 35-38 (1983)
  3. Electron Transfer Reactions and Flat-Band Potential of WO3 Colloids,
    M. T. Nenadovic, T. Rajh, O. I. Micic and A. J. Nozik, J. Phys. Chem.
    88, 5827-5930 (1984)
  4. Size Quantization in Small Semiconductor Particles, A. J. Nozik,
    F. Williams, M. T. Nenadovic, T. Rajh and O. I. Micic, J. Phys. Chem.
    89, 397-400 (1985)
  5. Electron Transfer Reactions on Extremely Small Semiconductor
    Colloids, O. I. Micic, M. T. Nenadovic, T. Rajh, N. M. Dimitrijevic and
    A. J. Nozik, Homogeneous and Heterogeneous Photocatalysis,
    E. Pelizzetti and N. Serpone, Eds., D. Reidel Publ. Co., NATO ASI
    Series, 1986, pp. 213-226
  6. Formation and Properties of Cu2O Semiconductor Colloids, T. Rajh,
    O. I. Micic and A. J. Nozik, Langmuir 2, 477-480 (1986)
  7. Size Quantization in Small Colloidal CdS Particles Studied with
    Stopped Flow Spectrometry, T. Rajh, M. W. Peterson, J. A. Turner
    and A. J. Nozik, J. Electroanal. Chem. 228, 55-68 (1987)
  8. Kinetic and Spectroscopic Properties of Small Colloids of Metal
    Iodide Semiconductors, O. I. Micic, M. T. Nenadovic, T. Rajh,
    J. M. Nedeljkovic and M. I. Vucemilovic (Comor), Progr. Colloid
    & Polymer Sci. 76, 20-23 (1988)
  9. Size Quantization of Colloidal Semiconductor Particles in Silicate
    Glasses, T. Rajh, M. I. Vucemilovic (Comor), N. M. Dimitrijevic,
    O I. Micic and A. J. Nozik, Chem. Phys. Lett. 143, 305-308 (1988)
  10. Solubility and Photocorrosion of Small CdS Particles, M. I. Vucemilovic
    (Comor), N. Vukelic and T. Rajh, J. Photochem. Photobiol. A.
    Chemistry 42, 157-167 (1988)
  11. Quantized Colloids Produced by Dissolution of Layered
    Semiconductors in Acetonitrile, M. W. Peterson, M. T. Nenadovic,
    T. Rajh, R. Herak, O. I. Micic, J. P. Goral and A. J. Nozik, J. Phys.
    Chem. 92, 1400-1402 (1988)
  12. Synthesis and Optical Properties of Cadmium and Lead Chalogenide
    Semiconductor Clusters (Diameter < 5 nm) in Liquid Solutions and
    Silicate Glasses, O. I. Micic, T. Rajh, M. I. Comor, S. Zec,
    J. Nedeljkovic and R. C. Patel, Cluster and Cluster Assembled
    Materials, R. S. Averback, D. L. Nelson and J. Bernholc, Eds., MRS
    Press, Pittsburgh, 1991, pp. 127-132
  13. Effects of Charge Polymers on Interfacial Electron Transfer Processes
    in CdS Colloidal Systems, T. Rajh and J. Rabani, Langmuir 7,
    2054-2059 (1991)
  14. Reactions of Hydrous Titanium Oxide Colloids with Strong Oxidizing
    Agents, T. Rajh, Z. Saponjic and O. I. Micic, Langmuir 8,
    1265-1270 (1992)
  15. Semiconductor Photophysics 7. Photoluminescence and Picosecond
    Charge Carrier Dynamics in CdS Quantum Dots Confined in a Silicate
    Glass, T. Rajh, O. I. Micic, D. Lawless and N. Serpone, J. Phys.
    Chem. 96, 4633-4641 (1992)
  16. Influence of Surface Properties of Charge Carrier Dynamics of
    Quantized Semiconductor Colloids, O. I. Micic, T. Rajh and M. I.
    Comor, Electrochemistry in Colloids and Dispersions, R. A. Mackey
    and J. Texter, Eds., ACS Series, VCH Publ. Inc., New York, 1992,
    pp. 457-465
  17. Synthesis and Characterization of Surface-Modified CdTe Quantum
    Dots, T. Rajh, O. I. Micic and A. J. Nozik, J. Phys. Chem. 97,
    11999-12005 (1993)
  18. Enhanced Redox Chemistry in Quantized Semiconductor Colloids,
    O. I. Micic, T. Rajh, J. M. Nedeljkovic and M. I. Comor, Israel J.
    Chem. 33, 59-65 (1993)
  19. Optical and Photoelectrochemical Properties of Quantized Metal-
    Chacogenide Particles, O. I. Micic, T. Rajh, J. M. Nedeljkovic,
    M. I. Comor and Z. Saponjic, Novi Materijali 10-11, 1-6 (1994)
  20. Characterization of the Contact Between TiO2 and PbS Quantum
    Dots, Z. Saponjic, M. I. Comor, T. Rajh and J. M. Nedeljkovic,
    Proc. 20th Intl. Conf. on Microelectronics, Nis, Serbia, September
    12-14, 1995, Vol. 1, 157-160
  21. Surface Modification of Small Particle TiO2 Colloids with Cysteine
    for Enhanced Photochemical Reduction: An EPR Study, T. Rajh,
    A. E. Ostafin, O. I. Micic, D. M. Tiede and M. C. Thurnauer, J.
    Phys. Chem. 100, 4538-4545 (1996)
  22. Surface Modification of TiO2 Nanoparticles with Bidentate Ligands
    Studied by EPR Spectroscopy, T. Rajh, D. M. Tiede and M. C.
    Thurnauer, J. Non-crystalline Solids 207, 815-820 (1996)
  23. Characterization of Metal Iodide Quantum Dots, J. M. Nedeljkovic,
    M. I. Comor, Z. Saponjic, T. Rajh and O. I. Micic, Materials
    Science Forum, 214, 41-48 (1996)
  24. Surface Modification of TiO2: Correlation Between Structure,
    Charge Separation, and Reduction Properties, M. C. Thurnauer,
    T. Rajh and D. M. Tiede, Acta Chemica Scandinavica, 51,
    610-618 (1997)
  25. Conversion of Holes into Reducing Species on Surface Modified
    Small-Particle TiO2, O. I. Micic, A. E. Ostafin, T. Rajh, J. J.
    Sabelko, M. C. Thurnauer, D. M. Tiede and Y. Zhang, Chemical
    Oxidation, W. W. Eckenfelder, A. R. Bowers, A. Roth, Eds.,
    Vol. 5, Technomic Publishing Co., Lancaster, PA, 1997, pp. 303-313
  26. Photocatalytic Reduction of Heavy Metal Ions on Derivatized
    Titanium Dioxide Nano-Particle Surface Studied by XAFS, L. X.
    Chen, T. Rajh, O. Micic, Z. Wang, D. M. Tiede and M. C.
    Thurnauer, Nucl. Instr. Meth. Phys. Res. B, 133, 8-14 (1997)
  27. Molecular Structure Determination for Photogenerated Intermediates
    in Photoinduced Electron Transfer Reactions using Steady-State
    and Transient XAFS, L. X. Chen, M. R. Wasielewski, T. Rajh,
    P. L. Lee, M. C. Thurnauer and P. Montano, J. Phys. IV France, 7,
    C2-569-C2-572 (1997)
  28. XAFS Studies of Surface Structures of TiO2 Nanoparticles and
    Photocatalytic Reduction of Metal Ions, L. X. Chen, T. Rajh, Z. Wang
    and M. C. Thurnauer, J. Phys. Chem. B, 101, 10688-10697 (1997)
  29. Charge-Transfer Reactions on the Surface of Nanometer-Sized
    Semiconductor Particles, N. M. Dimitrijevic, J. M. Nedeljkovic,
    T. Rajh, M. I. Comor, Z. V. Saponjic and O. I. Micic, Trends in Heat,
    Mass & Momentum Transfer, 3 1-17 (1997)
  30. Photoreduction of Copper on TiO2 Nanoparticles Modified with
    Polydentate Ligands, T. Rajh, J. Nedelkovic, L. X. Chen, D. M. Tiede
    and M. C. Thurnauer, J. of Adv. Oxid. Tech., 3, 292-298 (1998)
  31. Structural Characterization of Self Organized TiO2 Nanoclusters
    Studied by Small Angle Neutron Scattering, T. Rajh, M. C. Thurnauer,
    P. Thiyagarajan and D. M. Tiede, J. Phys. Chem. B, 103, 2172-2177
    (1999)
  32. Improving Optical and Charge Separation Properties of Nanocrystalline
    TiO2 by Surface Modification with Vitamin C, T. Rajh, J. Nedeljkovic,
    L. X. Chen, O. Poluektov and M. C. Thurnauer, J. Phys. Chem. B,
    103, 3515-3519 (1999)
  33. X-Ray Absorption Reveals Surface Structure of Titanium Dioxide
    Nanoparticles, L. X. Chen, T. Rajh, W. Jager, J. Nedeljkovic and
    M. C. Thurnauer, J. of Synchro. Rad., 6, 445-447 (1999)  
  34. Surface Modification of TiO2 Nanoparticles for Photochemical
    Reduction of Nitrobenzene, O. V. Makarova, T. Rajh, M. C.
    Thurnauer, A. Martin, P. A. Kemme and D. Cropek, Environ. Sci.
    Technol., 34, 4797-4803 (2000)
  35. Radiolytically Induced Formation and Optical Absorption Spectra
    of Colloidal Silver Nanoparticles in Supercritical Ethane, N. M.
    Dimitrijevic, D. Bartels, C. D. Jonah, K. Takahashi, and T. Rajh,
    J. Phys. Chem., 105, 954-959 (2001)
  36. Spin Polarization Mechanisms in Early Stages of Photoinduced
    Charge Separation in Surface-Modified TiO2 Nanoparticles,
    T. Rajh, O. Poluektov, A. A. Dubinski, G. Wiederrecht,
    M. C. Thurnauer, and A. D. Trifunac, Chem. Phys. Lett. 344,
    31-39 (2001)
  37. Principles of Semiconductor Assisted Photocatalysis for Waste
    Remediation, M. C. Thurnauer, T. Rajh, and N. M. Dimitrijevic,
    Invited article, Electron Transfer in Chemistry, Vol. 5, Part 3,
    2001, Ed., V. Balzani, Wiley-VCH, Weinheim, Germany, pp. 695-718
  38. Analytical Treatment of EPR Spectra of Weakly Coupled Spin
    Correlated Radical Pairs in Disordered Solids: Applications to
    the Charge Separated State in TiO2 Nanoparticles, A. A. Dubinski,
    G. D. Perekhotsev, O. G. Poluektov, T. Rajh, and M. C. Thurnauer,
    J. Phys. Chem. B 106 (5), 938-944 (2002)
  39. Cadmium Removal from Water Using Thiolactic Acid-Modified
    Titanium Dioxide Nanoparticles, L. R. Skubal, N. K. Meshkov,
    T. Rajh and M. Thurnauer, J. Photochem. Photobiol., 148 (1-3),
    393-397 (2002)
  40. Surface Restructuring of Nanoparticles: An Efficient Route for
    Ligand-Metal Oxide Crosstalk, T. Rajh, L. X. Chen, K. Lukas,
    T. Liu, M. C. Thurnauer, and D. M. Tiede, J. Phys. Chem. B,
    106 (41), 10543-10552 (2002)
  41. Electron and Hole Adducts Formed in Illuminated InP Colloidal
    Quantum Dots Studied by Electron Paramagnetic Resonance,
    O. I. Micic, A. J. Nozik, E. Lifschitz, T. Rajh, O. G. Poluektov,
    and M. C. Thurnauer, J. Phys. Chem. B 106 (17), 4390-4395 (2002)
  42. Fe2O3 Nanoparticle Structures Investigated by X-Ray
    Absorption Near-Edge Structure, Surface Modifications, and
    Model Calculations, L. X. Chen, T. Liu, M. C. Thurnauer,
    R. Csencsits, and T. Rajh, J. Phys. Chem. B 106 (34), 8539-8546
    (2002)
  43. Surface Modification of TiO2: A Route for Efficient Semiconductor
    Assisted Photocatalysis, T. Rajh, O. V. Makarova, M. C. Thurnauer,
    and D. Cropek, Synthesis, Functionalization and Surface
    Treatment of Nanoparticles    , Chapter 9, 2003, Ed., M.-I.
    Baraton, American Scientific Publishers, CA, pp. 147-171
  44. Biology of TiO2-Oligonucleotide Nanocomposites, T. Paunesku,
    T. Rajh, G. Wiederrecht, J. Maser, S. Vogt, N. Stojicevic, M. Protic,
    B. Lai, J. Oryhon, M. Thurnauer, and G. Woloschak, Nature
    Materials 2, 343-346 (2003)
  45. Explaining the Enhanced Photocatalytic Activity of Degussa P25
    Mixed-Phase TiO2 Using EPR, D. C. Hurum, A. G. Agrios,
    K. A. Gray, T. Rajh, and M. C. Thurnauer, J. Phys. Chem. B
    107 (19), 4545-4549 (2003)
  46. Self-Assembly of TOPO-Derivatized Silver Nanoparticles into
    Multilayered Film, Z. V. Saponjic, R. Csencsits, T. Rajh, and
    N. M. Dimitrijevic, Chem. Mater. 15 (23), 4521-4526 (2003)
  47. Charge Separation in Titanium Oxide Nanocrystalline Semiconductors
    Revealed by Magnetic Resonance, T. Rajh, O. G. Poluektov, and
    M. C. Thurnauer, Chemical Physics of Nanostructured
    Semiconductors    , Chapter 1, 2003, Ed., A. I. Kokorin, NOVA
    Science Publ., Inc., New York
  48. Revealing the Nature of Trapping Sites in Nanocrystalline Titanium
    Dioxide by Selective Surface Modification, N. M. Dimitrijevic,
    Z. V. Saponjic, D. M. Bartels, M. C. Thurnauer, D. M. Tiede,
    and T. Rajh, J. Phys. Chem. B 107 (30), 7368-7375 (2003)
  49. Computational Studies of Catechol and Water Interactions with
    Titanium Oxide Nanoparticles, P. C. Redfern, P. Zapol, L. A. Curtiss,
    T. Rajh, and M. C. Thurnauer, J. Phys. Chem. B 107, 11419-11427
    (2003)
  50. Theoretical Study of the Ionization Potential of Thymine: Effect of
    Adding Conjugated Functional Groups, M. Vega-Arroyo,
    P. R. LeBreton, T. Rajh, P. Zapol, and L. A. Curtiss, Chem. Phys.
    Lett. 380, 54-62 (2003)
  51. Ultrafast Processes in Radiation Chemistry, R. A. Crowell,
    D. J. Gosztola, I. A. Shkrob, D. A. Oulianov, C. D. Jonah, and
    T. Rajh, Radiat. Phys. Chem. 70 (4-5), 501-509 (2004)
  52. Photoinitiated Charge Separation: From Photosynthesis to
    Nanoparticles, M. C. Thurnauer, N. M. Dimitrijevic, O. G. Poluektov,
    and T. Rajh, The Spectrum 17 (1), 10-15 (2004)
  53. Charge Transfer Across the Nanocrystalline-DNA Interface:
    Probing DNA Recognition, T. Rajh, Z. Saponjic, J. Liu,
    N. M. Dimitrijevic, N. F. Scherer, M. Vega-Arroyo, P. Zapol,
    L. A. Curtiss, and M. C. Thurnauer, Nano Letters 4 (6), 1017-1023
    (2004)
  54. Photoinitiated Reactions of 2,4,6 TCP on Degussa P25 Formulation
    TiO2: Wavelength-Sensitive Decomposition, D. C. Hurum, K. A. Gray,
    T. Rajh, and M. C. Thurnauer, J. Phys. Chem. B 108 (42),
    16483-16487 (2004)
  55. Proton Transfer at Helium Temperatures during Dioxygen Activation
    by Heme Monooxygenases, R. Davydov, S. Chemerisov, D. E. Werst,
    T. Rajh, T. Matsui, M. Ikeda-Saito, and B. M. Hoffman, J. Am. Chem.
    Soc. Comm. 126, 15960-15961 (2004)
  56. Recombination Pathways in the Degussa P25 Formulation of TiO2:
    Surface versus Lattice Mechanisms, D. C. Hurum, K. A. Gray, T. Rajh,
    and M. C. Thurnauer, J. Phys. Chem. B 109, 977-980 (2005)
  57. Assembly and Charge Transfer in Hybrid TiO2 Architectures using
    Biotin-Avidin as a Connector, N. M. Dimitrijevic, Z. V. Saponjic,
    B. M. Rabatic, and T. Rajh, J. Am. Chem. Soc. Comm. 127 (5),
    1344-1345 (2005)
  58. Shaping Nanoscale Architecture through Surface Chemistry,
    Z. V. Saponjic, N. M. Dimitrijevic, D. M. Tiede, A. Goshe,
    X. Zuo, L. X. Chen, A. S. Barnard, P. Zapol, L. Curtiss, and
    T. Rajh, Adv. Mater. 17 (8), 965-971 (2005)
  59. Density Functional Study of the TiO2-Dopamine Complex,
    M. Vega-Arroyo, P. R. LeBreton, T. Rajh, P. Zapol, and L. A. Curtiss,
    Chem. Phys. Lett. 406, 306-311 (2005)
  60. Charge Separation in Heterostructures of InP Nanocrystals with
    Metal Particles, N. Dimitrijevic, T. Rajh, S. P. Ahrenkiel,
    J. M. Nedeljkovic, O. I. Micic, and A. J. Nozik, J. Phys. Chem.
    B 109 (39), 18243-18249 (2005)
  61. Multi-Scale Modeling of Titanium Dioxide: Controlling Shape with
    Surface Chemistry, A. Barnard, Z. Saponjic, D. Tiede, T. Rajh,
    and L. Curtiss, Rev. Adv. Mater. Sci. 10 (1), 21-27 (2005)
  62. Hybrid TiO2 Nanoparticles: An Approach for Developing Artificial
    Restriction Enzymes, J. Liu, Z. Saponjic, N. M. Dimitrijevic, S Luo,
    D. Preuss, and T. Rajh, Proc. SPIE 6096, 48-57 (SPIE, San Jose),
    Eds., M. Osinski, K. Yamamoto, and T. M. Jovin (2006)
  63. Probing Reaction Mechanisms in Mixed Phase TiO2 by EPR,
    D. C. Hurum, A. G. Agrios, S. E. Crist, K. A. Gray, T. Rajh,
    and M. C. Thurnauer, J. Electron Spectro. and Related Phenomena
    150, 155-163 (2006)
  64. Surface States of Titanium Dioxide Nanoparticles Modified with
    Enediol Ligands, L. de la Garza, Z. Saponjic, N. M. Dimitrijevic,
    M. C. Thurnauer, and T. Rajh, J. Phys. Chem. B 110 (2),
    680-686 (2006)
  65. Spatially Confined Corner Defects Induce Chemical Functionality
    of TiO2 Nanorods, B. M. Rabatic, N. M. Dimitrijevic, R. E. Cook,
    Z. V. Saponjic, and T. Rajh, Adv. Mater. 18 (8), 1033-1037 (2006)

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