Curriculum Vitae -- Toomas Tamm

Curriculum Vitae

Curriculum Vitae

Name:	Toomas Tamm
Born:	October 16, 1965 in Tartu, Estonia
Address:	Tallinn University of Technology; Department of Chemistry Ehitajate tee 5; EE-19086 Tallinn; Estonia
Citizenship:	Estonia
Marital Status:	married
E-mail:
Tel:	+372-620-2810
Fax:	+372-620-2828

Education

1972-1983:	Elementary and secondary school in Tartu, Estonia
1983-1990:	University of Tartu, Department of Chemistry, Tartu, Estonia
	including:
1984-1986:	Military service
1988-1989:	Lafayette College, Easton, PA, USA as an exchange student

1990-1993:	Graduate School in Chemistry, University of Tartu, Tartu, Estonia.

Academic Degrees

University Diploma (B.S.) in chemistry, cum laude, University of Tartu, 1990. Title of thesis: "Extensions to the MOPAC Quantum-Chemical Program Package and Applications of These". Supervisor: Professor Mati Karelson.

Doctor of Chemistry (Ph.D.), University of Tartu, 1993. Title of thesis: "Quantum-Chemical Simulation of Solvent Effects"; defended on Oct 8, 1993 in Tartu. Supervisor: Professor Mati Karelson.

Employment

1981-1984:	Laboratory Assistant (part-time), University of Tartu, Tartu, Estonia
1984-1986:	Military Service, included work as a technical photographer in 1985-1986.
1986-1989:	Laboratory and Research Assistant, University of Tartu, Tartu, Estonia; with Prof. Mati Karelson
1990-1992:	Laboratory and Research Assistant (part-time), University of Tartu, Tartu, Estonia; with Prof. Mati Karelson.
1993:	Research Scientist, University of Tartu, Estonia; with Prof. Mati Karelson.
1994-1996:	Post-doctoral Associate, Quantum Theory Project, University of Florida, USA; with Prof. Michael C. Zerner.
1996-1998:	Research Scientist, Laboratory for Instruction in Swedish, Department of Chemistry, University of Helsinki, Finland; with Prof. Pekka Pyykkö.
1998-now:	Professor of Inorganic Chemistry, Tallinn University of Technology, Tallinn, Estonia.
2001:	On sabbatical leave from Tallinn at University of Helsinki, Finland (6 months).

Previous Research

Theoretical studies of solvent effects, in particular with the Self-Consistent Reaction Field and Polarizable Continuum methods. Development of the methods and implementation; testing the areas of applicability of the methods. Comparisons of various approaches to quantum-chemical modeling of solvation.

Quantum-chemical calculations on systems of photochemical and biological interests (porphyrins, chlorine-substituted furanones and halopropenals).

Studies of potential energy surfaces of organic reactions in solvent and gas phases, in particular the S_N2 and other nucleophilic substitution mechanisms, gas-phase dissociation reactions, and the stability of organic gas-phase radicals.

Design and implementation of quantum-chemical computer methodology; optimization and organization of large existing quantum-chemical codes (Zindo).

Theoretical search for new species in inorganic chemistry, using ab initio methodology with the inclusion of relativistic effects using pseudopotentials, as well as solid-state calculations.

Study of strong closed-shell attractions between heavy element atoms in inorganic compounds (aurophilic attraction).

Computational studies of solid-state phosphates, in particular apatites, from the point of view of ionic substitutions and water absorption.

Computational electrochemistry: accurate calculations of intra-ion equilibra in solutions. Studies of the significance of the second coordination sphere.

Current research

Computational study of homogenous catalysis, applicability of the Sharpless catalyst to new substrates.

Mechanisms of organic reactions in large, conformationally flexible systems. Significance of the conformational flexibility in descriptions of chemical phenomena.

Computer Experience

Experience in implementation and modification of quantum-chemical methodology in MOPAC, AMPAC and ZINDO. Design and implementation of user interfaces, molecular graphics subsystems and databases. Large package development and maintenance experience (ZINDO). Over twenty years of UNIX, VMS and MS-DOS system management experience; familiar with TCP/IP networking and maintenance of large computer clusters. Programming languages: C, C++, Fortran, Lisp, Perl, Python, SQL, and various assembly languages.

Teaching Experience

1994-1996:	Teaching undergraduate chemistry during two semesters (lectures, exercises), 3-4 hours per week at University of Florida, Gainesville, FL, USA.
1998-2004:	Teaching the courses "Fundamentals of Chemistry", "General Chemistry", and "Inorganic Chemistry" mostly to first-year chemistry students at Tallinn University of Technology, 6-9 hours per week. Also managing the courses in general, coordinating the exercise classes and laboratories, making up exams, etc. The courses are held in Estonian, Russian and English.
2000:	An intensive course (every day for three weeks) in introductory computational chemistry, covering a short overview of the theory and introducing practical aspects of performing ab initio quantum-chemical calculations. Included some hands-on exercises.
2001:	Introductory quantum chemistry (4 hours per week) covering the basics from particle in the box and harmnic oscillator, through the hydrogen atom, up to modern ab initio, semiempirical and density functional methods.
2003-2005:	Teaching the course "Chemistry of the Elements" at Tallinn University of Technology to a group of typically around 20 students. Lectures (every other week) and reading essays written by students.
2005-:	Teaching the course "Theoretical and computational chemistry" to master-level students (lectures, classroom and hands-on exercises, 5 hours per week).
2006-:	Teaching the course "Inorganic Chemistry II" to master-level students (lectures, classroom and hands-on exercises, 3 hours per week).
2009-:	Teaching the courses "Fundamentals of Chemistry" and "Inorganic Chemistry I" to first-year students (lectures, classroom exercises).

Lectures

1.	On Teaching of Chemistry at the University of Florida. University of Tartu, Tartu, Estonia, 22. November 1996
2.	On Teaching of Chemistry at the University of Florida. Tallinn Technical University, Tallinn, Estonia, 3. October 1997
3.	Comparison of the Accuracy of Continuum Models. At the Winter School in Theoretical Chemistry in University of Helsinki, Helsinki, Finland, 15. December 1997
4.	Chemistry without Chemicals? Tallinn Technical University, Tallinn, Estonia, 23. April 1998
5.	Chemistry without Chemicals. BEST-Estonia Summer Course "Future Possibilities Within and Around Us", Tallinn, Estonia, 31. July 2000
6.	Chemistry without Chemicals? Tallinn Pedagogical University, Tallinn, Estonia, 21. January 2001
7.	Chemistry without Chemicals. Tallinn House of Teachers, Tallinn, Estonia, 10. March 2004
8.	Circulation of Molecules. Tallinn College of Engineering, Tallinn, Estonia, 03. May 2005
9.	How to run Computational Chemistry Calculations from Crystal Strucutre Data. At the meeting of the Crystal Engineering Nordic network, University of Joensuu, Joensuu, Finland, 18-20 August 2008
10.	Conformation Space Management. At the meeting of Laskemo national graduate school of Finland, Nauvo, Finland, 12-13 October 2009
11.	Conformations of Small Molecules. Royal Institute of Technology (KTH), Stockholm, Sweden, 16 April 2012

Positions of Trust

1.	Opponent at the public defence of the Ph. D. thesis of Uko Maran. University of Tartu, Tartu, Estonia, 26. November 1997
2.	Referee for: Computer Physics Communications Proceedings of Estonian Academy of Sciences (Chemistry) Journal of Physical Chemistry Fluid Phase Equilibria
3.	Vice-dean (research and development) of the Faculty of Natural Sciences of Tallinn University of Technology, 2002-2007.
4.	Member of the jury for annual contest of student scientific research projects of Estonia. 2005-2008.
5.	Opponent at the public defence of the Ph. D. thesis of Laban Bondesson. Royal Institute of Technology, Stockholm, Sweden, 29. May 2007
6.	Opponent at the public defence of the Ph. D. thesis of Veera Krasnenko. University of Tartu, Tartu, Estonia, 11. November 2008
7.	Opponent at the public defence of the Ph. D. thesis of Mika Niskanen. University of Eastern Finland, Joensuu, Finland, 06. June 2011
8.	Referee for the Estonian-language translation of "Chemical Principles" by Atkins and Jones. Spring 2011.
9.	Vice-dean (education) of the Faculty of Natural Sciences of Tallinn University of Technology, 2012-present.

Schools and Courses Attended

1.	Research School on the Car-Parrinello Method. Helsinki Institute of Physics (FTL); Helsinki, Finland, 16-19 December 1996.
2.	Summer School in Molecular Dynamics and Chemical Kinetics. University of Copenhagen, Institute of Chemistry; Gentofte, Denmark, 9-21 August 1997.
3.	Graduate School Workshop on Surface Reactions and Clusters at Surfaces. University of Oulu; Oulu, Finland, 12-14 December 1997.
4.	Winter School in Theoretical Chemistry: Solvation. Department of Chemistry, University of Helsinki; Helsinki, Finland, 15-17 December 1997.
5.	Winter School in Theoretical Chemistry: Electron and Proton Transfer. Department of Chemistry, University of Helsinki; Helsinki, Finland, 13-16 December 1999.
6.	Winter School in Theoretical Chemistry: Magnetic Properties of Molecules. Department of Chemistry, University of Helsinki; Helsinki, Finland, 11-14 December 2000.
7.	Winter School in Theoretical Chemistry: Condensed Phase Dynamics. Department of Chemistry, University of Helsinki; Helsinki, Finland, 10-12 December 2001.
8.	Winter School in Theoretical Chemistry: Large Molecules. Department of Chemistry, University of Helsinki; Helsinki, Finland, 9-12 December 2002.
9.	Winter School in Theoretical Chemistry: Quantum Chemistry Bordering Nanoscience and Nanotechnology. Department of Chemistry, University of Helsinki; Helsinki, Finland, 8-11 December 2003.
10.	Winter School in Theoretical Chemistry: A Frontier of Chemistry: New Species Department of Chemistry, University of Helsinki; Helsinki, Finland, 13-16 December 2004.
11.	Winter School in Theoretical Chemistry: Nanophotonics Department of Chemistry, University of Helsinki; Helsinki, Finland, 7-9 December 2005.
12.	Pedagogics and Teaching Methodology: internal course for TUT staff Tallinn University of Technology; Tallinn, Estonia, December 2005 - January 2006.
13.	Summer meeting of the Crystal Engineering Nordic network University of Joensuu; Joensuu, Finland, 18-20 August 2008
14.	Winter School in Theoretical Chemistry: Reactions on Surfaces Department of Chemistry, University of Helsinki; Helsinki, Finland, 10-12 December 2008.
15.	Meeting of Nordic Baltic Network in Crystal Engineering and Supramolecular Materials (organizer) Tallinn University of Technology; Tallinn, Estonia, 26-29 August 2009
16.	Winter School in Theoretical Chemistry: Chemical Bonding Department of Chemistry, University of Helsinki; Helsinki, Finland, 14-17 December 2009.

Publications

1.	Toomas Tamm and Mati Karelson Quantum-Chemical Investigation of the Reaction Field Effects on the Polar Resonance in Disubstituted Ethylenes. Organic Reactivity (Tartu), 26, 211-230 (1989).
2.	Mati M. Karelson, Thomas Tamm, Alan R. Katritzky, Stephen J. Cato and Michael C. Zerner M.O. Calculations Applicable to Condensed Phases: The Combination of Self-Consistent Reaction Field Theory with Semi-Empirical Quantum-Chemical Methods. Tetrahedron Computer Methodology, 2, 295-304 (1989).
3.	Mati Karelson, Toomas Tamm, Alan R. Katritzky, Miroslaw Szafran and Michael C. Zerner Reaction Field Effects on the Electronic Structure of Carbon Radical and Ionic Centres. International Journal of Quantum Chemistry, 37, 1-13 (1990).
4.	Toomas Tamm and Mati Karelson Electronic and Solvent Effects in Disubstituted Benzenes: a Quantum-Chemical Investigation. Proceedings of Estonian Academy of Sciences: Chemistry, 40, 122-128 (1991).
5.	Kari Tuppurainen, Simo Lötjönen, Reino Laatikainen, Terttu Vartiainen, Uko Maran, Marek Strandberg and Toomas Tamm About the mutagenicity of chlorine-substituted furanones and halopropenals. A QSAR study using molecular orbital indexes. Mutation Research, 247, 97-102 (1991).
6.	Mati Karelson, Toomas Tamm and Michael C. Zerner Multicavity Reaction Field Method for the Solvent Effect Description in Flexible Molecular Systems. Journal of Physical Chemistry, 97, 11901-11907 (1993).
7.	Geerd H. F. Diercksen, Mati Karelson, Toomas Tamm and Michael C. Zerner Multicavity SCRF Calculation of Ion Hydration Energies. International Journal of Quantum Chemistry, Symp 28, 339-348 (1994).
8.	Mati Karelson, Kalevi Pihlaja, Toomas Tamm, Asko Uri and Michael C. Zerner UV/Visible Spectra of Nitrosubstituted Porphyrins. Journal of Photochemistry and Photobiology. A. Chemistry, 85, 119-126 (1995).
9.	R. Andrew McGill, Jane K. Rice, A. P. Baronavski, J. C. Owrutsky, Alfred H. Lowrey, Krassimir K. Stavrev, Toomas Tamm and Michael C. Zerner Using Theoretical Descriptors to Model Solvent Effects in the Isomerization of cis-Stilbene. International Journal of Quantum Chemistry, Symp 30, 1595-1606 (1996).
10.	Krassimir K. Stavrev, Toomas Tamm and Michael C. Zerner Comparison of Theoretical Models of Solvation. International Journal of Quantum Chemistry, Symp 30, 1585-1594 (1996).
11.	Alan R. Katritzky, Petia A. Shipkova, Ming Qi, Daniel Nichols, Richard D. Burton, Clifford H. Watson, John R. Eyler, Toomas Tamm, Mati Karelson and Michael C. Zerner Study of Radical Merostabilization by Electrospray FTICR/MS. Journal of the American Chemical Society, 118, 11905-11911 (1996).
12.	Pekka Pyykkö and Toomas Tamm Calculated Structures of MO₂²⁺, MN₂, and MP₂ (M=Mo,W) Journal of Physical Chemistry A, 101, 8107-8114 (1997).
13.	Pekka Pyykkö and Toomas Tamm Can Triple Bonds Exist between Gold and Main-group Elements? Theoretical Chemistry Accounts, 99, 113-115 (1998).
14.	Hubert Schmidbaur, Michael Schmidt, Annette Schier, Jürgen Riede, Toomas Tamm and Pekka Pyykkö Identification and Structural Characterization of the Predominant Species Present in Alkaline Hydroxyberyllate Solutions. Journal of the American Chemical Society, 120, 2967-2968 (1998).
15.	Pekka Pyykkö and Toomas Tamm Theory of the d¹⁰-d¹⁰ Closed-Shell Attraction. 4. X(AuL)_n^m+ Centered Systems. Organometallics, 17, 4842-4852 (1998).
16.	Pekka Pyykkö, Michal Straka, Toomas Tamm Calculations on Indium and Thallium Cyclopentadienyls. Metal-Metal Interactions and Possible New Species. Physical Chemistry and Chemical Physics, 3441-3444 (1999).
17.	Toomas Tamm and Pekka Pyykkö Structure and Stability of Gold-Substituted Diborane, Boranes, and Borohydride Ions. Theoretical Chemistry Accounts, 103, 399-408 (2000).
18.	Pekka Pyykkö and Toomas Tamm Calculations for XeO_n (n=2---4): Could the Xenon Dioxide Molecule Exist? Journal of Physical Chemistry A, 104, 3826-3828 (2000).
19.	Merle Uudsemaa and Toomas Tamm Calculations of hydrated titanium ion complexes: structure and influence of the first two coordination spheres. Chemical Physics Letters, 342, 667-672 (2001). DOI: 10.1016/S0009-2614(01)00617-0
20.	Toomas Tamm and Pekka Pyykkö Possible high-pressure structures of sulphur trioxide. Chemical Communications, 336-337 (2002). DOI: 10.1039/b107778c
21.	Merle Uudsemaa and Toomas Tamm Density-functional theory calculations of aqueous redox potentials of fourth-period transition metals. Journal of Physical Chemistry A, 107, 9997-10003 (2003). DOI: 10.1021/jp0362741
22.	Merle Uudsemaa and Toomas Tamm Calculation of hydration enthalpies of aqueous transition metal cations using two coordination shells and central ion substitution. Chemical Physics Letters, 400, 54-58 (2004). DOI: 10.1016/j.cplett.2004.10.082
23.	Toomas Tamm and Merike Peld Computational study of cation substitutions in apatites. Journal of Solid State Chemistry, 179, 1580-1586 (2006). DOI: 10.1016/j.jssc.2006.02.012
24.	Mohamed Ghazzali, Morsy A.M. Abu-Youssef, Krister Larsson, Örjan Hansson, Adel Amer, Toomas Tamm, Lars Öhrström Synthesis, EPR and DFT calculations of rare Ag(II)porphyrins and the crystal structure of [Zn(II)tetrakis(4-bromo-2-thiophene)porphyrin]. Inorganic Chemistry Communications, 11, 1019-1022 (2008). DOI: 10.1016/j.inoche.2008.05.020
25.	Merle Uudsemaa, Marju Laars, Kadri Kriis, Toomas Tamm, Margus Lopp, Tõnis Kanger Influence of protonation upon the conformations of bipiperidine, bimorpholine, and their derivatives. Chemical Physics Letters, 471, 92-96 (2009). DOI: 10.1016/j.cplett.2009.02.027
26.	Marju Laars, Kerti Ausmees, Merle Uudsemaa, Toomas Tamm, Tõnis Kanger, Margus Lopp Enantioselective Organocatalytic Michael Addition of Aldehydes to β-Nitrostyrenes. Journal of Organic Chemistry, 74, 3772-3775 (2009). DOI: 10.1021/jo900322h
27.	Priit Ahte, Peep Palumaa, Toomas Tamm Stability and Conformation of Polycopper-Thiolate Clusters Studied by Density Functional Approach. Journal of Physical Chemistry A, 113, 9157-9164 (2009). DOI: 10.1021/jp8114644
28.	Merle Uudsemaa, Tõnis Kanger, Margus Lopp, Toomas Tamm pK_a calculation for monoprotonated bipiperidine, bimorpholine and their derivatives in H₂O and MeCN. Chemical Physics Letters, 485, 83-86 (2010). DOI: 10.1016/j.cplett.2009.12.006
29.	Lise-Lotte Gundersen, Carl Henrik Görbitz, Liina Neier, Heidi Roggen, Toomas Tamm Calculated tautomeric equilibria and X-ray structures of 2-substituted N-methoxy-9-methyl-9H-purin-6-amines. Theoretical Chemistry Accounts, 129, 349-358 (2011). DOI: 10.1007/s00214-010-0850-3
30.	Heidi Roggen, Lars Bohlin, Robert Burman, Colin Charnock, Jenny Felth, Carl Henrik Görbitz, Rolf Larsson, Toomas Tamm, Lise-Lotte Gundersen Synthesis and Biological Activity of 2-Substituted Agelasine Analogs and Structure and Reactivity of Synthetic Intermediates. Pure and Applied Chemistry, 83, 645-653 (2011). DOI: 10.1351/PAC-CON-10-09-25
31.	Riina Aav, Tõnis Pehk, Sven Tamp, Toomas Tamm, Marina Kudrjašova, Omar Parve, Margus Lopp Theoretical prediction and assignment of vicinal ¹H-¹H coupling constants of diastereomeric 3-alkoxy-6,7-epoxy-2-oxabicyclo[3.3.0]octanes. Magnetic Resonance in Chemistry, 49, 76-82 (2011). DOI: 10.1002/mrc.2712
32.	Sergeri Zari, Tiiu Kailas, Marina Kudrjašova, Mario Öeren, Ivar Järving, Toomas Tamm, Margus Lopp, Tõnis Kanger Organocatalytic asymmetric addition of malonates to unsaturated 1,4-diketones. Beilstein Journal of Organic Chemistry, 8, 1452-1457 (2012). DOI: 10.3762/bjoc.8.165
33	. Irina Osadchuk, Tõnis Pehk, Anne Paju, Margus Lopp, Mario Öeren, Toomas Tamm Isomers and conformers of complexes of Ti(OiPr)4 with cyclopentane-1,2-dione: NMR study and DFT calculations International Journal of Quantum Chemistry 114, 1012–1018 (2014). DOI: 10.1002/qua.24619
34	. Mario Öeren, Elena Shmatova, Toomas Tamm, Riina Aav Computational and ion mobility MS study of (all-S)-cyclohexylhemicucurbit[6]uril structure and complexes Physical Chemistry Chemical Physics 16, 19198-19205 (2014) DOI: 10.1039/c4cp02202e

Peer-reviewed Conference Publications

1.	Merle Uudsemaa and Toomas Tamm Inclusion of Additional Coordination Sphere into Cluster-Model Redox Potential Calculations. AIP Conference Proceedings, 963/2, 495-499 (2007). DOI: 10.1063/1.2836122
2.	Lembit Kommel, Toomas Tamm, Raido Metsvahi Effects of New Superhard Phases Formation on Properties of Composite Processed by SHS. Engineering Materials and Tribology / Key Engineering Materials, 527, 137-142 (2013). DOI: 10.4028/www.scientific.net/KEM.527.137

Conferences and Symposia

1.	Toomas Tamm, Mati Karelson "CI Calculations Applicable to Supermolecules in Condensed Phases" (oral presentation). 7th Nordic Symposium on Computer Simulations, Espoo, Finland, September 3-5 1993.
2.	Mati Karelson, Michael Zerner, Toomas Tamm "A Multi-Cavity SCRF Calculation of Ionic Hydration Energies" (poster). 34th Sanibel Symposium, Ponte Vedra Beach, Florida, USA, February 1994.
3.	Toomas Tamm, Kalju Kahn and Mati Karelson "Quantum-Chemical Modeling of the Menshutkin Reaction" (poster). 35th Sanibel Symposium, St. Augustine, Florida, USA, February 25 - March 4, 1995.
4.	Krassimir K. Stavrev, Toomas Tamm and Michael C. Zerner "Improved PCM-Type Model for the Description of Solvent Effects" (poster). 4th Conference on Current Trends in Computational Chemistry, Vicksburg, Mississippi, USA, November 3-4, 1995.
5.	Krassimir K. Stavrev, Toomas Tamm and Michael C. Zerner "Comparison of Theoretical Models of Solvation" (poster). 36th Sanibel Symposium, St. Augustine, Florida, USA, February 24 - March 2, 1996.
6.	Toomas Tamm, Krassimir K. Stavrev, and Michael C. Zerner "Comparison of Theoretical Models of Solvation" (oral presentation). 25th Southeastern Theoretical Chemistry Association Conference, Tallahassee, Florida, USA, May 23 - 25, 1996.
7.	Pekka Pyykkö and Toomas Tamm "Calculated Quasi-Relativistic Structures of MO₂²⁺, MN₂, and MP₂ (M=Mo,W)" (poster). Relativistic Effects in Heavy-Element Chemistry and Physics, Granada, Spain, 8 - 13 March 1997.
8.	Pekka Pyykkö and Toomas Tamm "Three Sets of New Chemical Species" (poster). 38th Sanibel Symposium, St. Augustine, Florida, USA, February 21-27, 1998.
9.	Toomas Tamm and Pekka Pyykkö "Aurophilic Attraction in Centered Systems" (poster). 38th Sanibel Symposium, St. Augustine, Florida, USA, February 21-27, 1998.
10.	Toomas Tamm and Pekka Pyykkö "Structure and Stability of Gold-substituted Diborane, Boranes and Borohydride Ions" (poster). 5th World Congress of Theoretically Oriented Chemists, London, UK, August 1-6, 1999.
11.	Toomas Tamm and Pekka Pyykkö "Calculations for XeO_n (n=2---4): Could the Xenon Dioxide Molecule Exist?" (poster). The 25th Estonian Days of Chemistry, Tallinn, Estonia, November 25-26, 1999.
12.	Toomas Tamm and Merle Uudsemaa "Energetics of Solvated Transition Metal Complexes" (poster). Xth International Congress of Quantum Chemistry, Menton, France, June 5-10, 2000.
13.	Merle Uudsemaa and Toomas Tamm "Quantum-Chemical Calculations for Titanium Aqua-complexes" (oral presentation). The 26th Estonian Days of Chemistry, Tallinn, Estonia, November 16-17, 2000.
14.	Toomas Tamm and Merle Uudsemaa "Ab-initio Calculation of Redox Potentials of Titanium Cations in Solution" (poster). Finnish Symposium on Quantum Chemistry, Kuusamo, Finland, June 11-17, 2001.
15.	Merle Uudsemaa and Toomas Tamm "Hydration Enthalpies and Redox Potentials From DFT Calculations" (poster, presented by Merle Uudsemaa). Exploring Modern Computational Chemistry, Nottingham, UK, July 31 - August 2, 2002.
16.	Toomas Tamm and Kaie Laane "New Substrates for Sharpless Epoxidation: a Computational Study" (poster). 6th World Congress of Theoretically Oriented Chemists (WATOC '02), Lugano, Switzerland, August 4-9, 2002.
17a.	Merle Uudsemaa and Toomas Tamm "A Simplified Open-shell Solvation Model" (poster, presented by Merle Uudsemaa). XIth International Congress of Quantum Chemistry, Bonn, Germany, July 20-26, 2003.
17b.	Kaie Laane and Toomas Tamm "Adsorption of Neopentane on Pt(111) and its Hydrogenolysis" (poster, presented by Kaie Laane). XIth International Congress of Quantum Chemistry, Bonn, Germany, July 20-26, 2003.
17c.	Toomas Tamm "Role of Hydrogen Bonds in Asymmetric Epoxidation" (poster). XIth International Congress of Quantum Chemistry, Bonn, Germany, July 20-26, 2003.
18.	Toomas Tamm "Ion Exchange and Water Absorption in Fluoro- and Hydroxyapatites" (poster). EuroConference on New Theoretical and Spectroscopic Approaces to Inorganic Chemistry Problems, Sant Feliu de Guixols, Spain, September 4-9, 2004.
19a.	Merle Uudsemaa and Toomas Tamm "Spin State of Co²⁺, Co³⁺ and Ni³⁺ Ions on Solution" (poster, presented by Merle Uudsemaa). 11th International Conference on the Applications of Density Functional Theory in Chemistry and Physics, Geneva, Switzerland, September 11-15, 2005.
19b.	Kaie Laane and Toomas Tamm "Theoretical Study of Adsorption of Neopentane on the Pt(111) Surface" (poster, presented by Kaie Laane). 11th International Conference on the Applications of Density Functional Theory in Chemistry and Physics, Geneva, Switzerland, September 11-15, 2005.
19c.	Toomas Tamm "Absorption of Water in Hydroxyapatites" (poster). 11th International Conference on the Applications of Density Functional Theory in Chemistry and Physics, Geneva, Switzerland, September 11-15, 2005.
20a.	Toomas Tamm and Merike Peld "Inter-ion interactions in substituted apatites" (poster). 12th International Congress of Quantum Chemistry, Kyoto, Japan, May 21-26, 2006.
20b.	Merle Uudsemaa and Toomas Tamm "Redox potentials from DFT calculations" (poster). 12th International Congress of Quantum Chemistry, Kyoto, Japan, May 21-26, 2006.
20c.	Kaie Laane and Toomas Tamm "Modeling of asymmetric epoxidation of cyclopentadiones" (poster). 12th International Congress of Quantum Chemistry, Kyoto, Japan, May 21-26, 2006.
21.	Merle Uudsemaa and Toomas Tamm "Inclusion of Additional Coordination Sphere into Cluster-Model Redox Potential Calculations" (oral presentation). International Conference on Computational Methods in Science and Engineering 2007, Corfu, Greece, September 25-30, 2007. Extended abstract DOI: 10.1063/1.2836122
22a.	Toomas Tamm and Merle Uudsemaa "Conformational Analysis of Bimorpholine and Bipiperidine (oral presentation). 7th European Conference on Computational Chemistry, San Servolo, Venice, Italy, September 11-15, 2008.
22b.	Merle Uudsemaa and Toomas Tamm "pK_a Values for Secondary Amines" (poster, presented by Merle Uudsemaa). 7th European Conference on Computational Chemistry, San Servolo, Venice, Italy, September 11-15, 2008.
22c.	Kaie Laane and Toomas Tamm "Modeling of Asymmetric Epoxidation of Cyclopentadiones" (poster, presented by Kaie Laane). 7th European Conference on Computational Chemistry, San Servolo, Venice, Italy, September 11-15, 2008.
23.	Merle Uudsemaa, Tõnis Kanger and Toomas Tamm "Acid/base properties of some conformationally flexible organocatalysts" (poster). 13th International Congress of Quantum Chemistry, Helsinki, Finland, June 22-27, 2009.
24.	Toomas Tamm "Computations of agelasine tautomers" (oral presentation). Meeting of Nordic Baltic Network in Crystal Engineering and Supramolecular Materials, Tallinn, Estonia, August 26-29, 2009.
25.	Toomas Tamm, Liina Neier, Lise-Lotte Gundersen, Heidi Roggen, Carl Henrik Görbitz "Modeling of tautomeric equilibria in agelasine precursors" (poster). 3rd EuCheMS Chemistry Congress, Nürnberg, Germany, August 29 - September 02, 2010.
26.	Toomas Tamm "Equilibria in conformationally flexible molecules" (poster). 9th Congress of The World Association of Theoretical and Computational Chemists (WATOC 2011), Santiago de Compostela, Spain, July 17-22, 2011.
26.	Toomas Tamm "Models for copper(I)-binding sites in proteins" (oral presentation). 12th International Conference on Computational and Mathematical Methods in Science and Engineering (CMMSE2012), La Manga, Spain, July, 2-5, 2012.

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