UB/TIB Hannover

>KI) INTERNATIONAL CONFERENCE ON

Low TEMPERATURE CHEMISTRY

Quantum Tunneling, Quantum Medium,Low Temperature Reaction, Matrix Isolation

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Tunneling ReactionHD + D -> H + D2

•

JILV 26—30,1999

JAPAN

Edited by TetSUO MIYAZAKI

3RD INTERNATIONAL CONFERENCE ON

Low TEMPERATURE CHEMISTRY

PROGRAM

Monday, July 26,19999:00 Registration (for Japanese participants)

9:15 Greeting I. Tanaka (Ex-President of the Chemical Society of Japan)

Notice T. Miyazaki (3ICLTC Chairman)

Morning Session I: Quantum liquid (helium)T. Mizusaki, Kyoto Univ., Jpn, Presiding

9:30 Laser spectroscopy in superfluid helium 1T. Yabuzaki (Kyoto Univ., Jpn)

9:50 Spectroscopy and dynamics of atoms and molecules in liquid helium 3

0. Hui, M. Takami (Inst. Phys. Chem., Jpn)

10:10 A path integral Monte Carlo study of Na-doped helium quantumclusters 5A. Nakayama, K. Yamashita (Univ. Tokyo, Jpn)

10:30 Break

u

Mon. July 26

Morning Session II: Quantum liquid (helium)H. Hase, Kyoto Univ., Jpn, Presiding

11:00 Helium atoms localization around impurities embedded to liquid

helium and its manifestation in spectroscopy 7E. B. Gordon. A. F. Shestakov (Inst. Energy Problems Chem. Phys., Russia)

11:20 Tunneling abstraction reactions of tritium atoms with mixtures of H2

and D2 in super- and normal-fluid 3He -4He media at 1.3 K 9Y. Aratono1. T. Takayanagi1, T. Kumada1, K. Komaguchi3, T. Miyazaki1'2

(Japan Atomic Energy Res. Inst.1, Nagoya Univ.2, Hiroshima Univ.3, Jpn)

11:40 Time-resolved microscopic dynamics in superfluid helium 11A. V. Benderskii. R. Zadoyan, V. A. Apkarian (Univ. California Irvine, USA)

12:00 Lunch

Photograph (To be announced)

Afternoon Session I: Low temperature reactionC. A. Wight, Univ. Utah, USA, Presiding

13:30 Reactions between Li atoms and HX(X = Cl, F) molecules:Semi-empirical SCF MO and matrix isolation ESR studies 13P. H. Kasai (IBM Almaden Res. Center, USA)

13:50 Structure and morphology in cryogenic matrices 15E. Babka, D. Hallamasek, E. Knozinger (Technische Univ. Wien, Austria)

14:10 Dynamics and transport in elementary photoreactions in matrix 17N. Schwentner. M. DickgieBer, M. Bargheer, P. Dietrich

(Freie Univ. Berlin, Germany)

14:30 Relaxation processes of laser-excited small molecules doped in rare

gas solids 19S. KodaT K. Takizawa, H. Kajihara, A. Takami (Univ. Tokyo, Japan)

14:50 The influence of deep traps for gas molecules on reaction kinetics

in organic glasses 21V. A. Tolkatchev. B. V. Bol'shakov (Inst. Chem. Kinetics Combustion, Russia)

in

Mon. July 26

15:10 Break

Afternoon Session II: Low temperature reactionT. Majima, Osaka Univ., Jpn, Presiding

15:40 Geminate pairs separation in rigid solutions studied by fluorescence

and phosphorescence quenching 23N. M. Bazhin. V. V. Korolev, V. L. Mamaev (Inst. Chem. Kinetics Combustion,

Russia)

16:00 Radiation chemistry of isolated organic molecules in solid rare gasmatrices: Trapping and degradation of the primary radical cations 25

V. I. Feldman (Karpov Inst. Phys. Chem., Russia )

16:20 Temperature effect on selective tunneling abstraction reaction by Hatoms in neopentane—alkane mixtures at 4—100 K 27J. Kumagai1. T. Kumada2, T. Miyazaki1'2

(Nagoya Univ.1, Japan Atomic Energy Res. Inst.2, Jpn)

16:40 Reactions of ketenes in low temperature matrices 29C. Wentrup. G. Qiao, J. Andraos, P. Visser (Univ. Queensland, Australia)

17:00 Hydrogen migration to carbene and nitrene in rigid matricesat low temperature 31H. Tomioka (Mie Univ., Jpn)

Evening

Dinner (To be announced)

IV

Tuesday, July 27,1999Morning Session I: Low temperature reaction

J. R. Durig, Univ. Missouri-Kansas City, USA, Presiding

9:00 Some recent organic chemistry in low temperature matrices 33I. Dunkin (Univ. Strathclyde, UK)

9:20 A matrix-isolation study of the alkene oxidation reactions of atmosphericinterest 35E. J. Feltham, M. J. Almond, K. Wiltshire (Univ. Reading, UK)

9:40 Low temperature photochemical reactions of naked atoms and metalcarbonyl complexes 37W. E. Kloty.hiicher (Max-Planck-Inst., Germany)

10:00 Reactions in low temperature metal-organic co-condensates 39G. B. Sergeev. T. I. Shabatina, V. N. Solov'ev, V. V. Zagorskii, A. V. Nemukhin

(Moscow State Univ., Russia)

10:20 Active intermediates onto activated silica surface. Alternative matrixisolation method and its application to study of radical reactionmechanisms 41M. Ya. Mernikov. V. I. Pergushov, N. Yu. Osokina (Moscow State Univ., Russia)

10:40 Break

Morning Session II: Quantum liquid (helium)N. S. Sullivan, Univ. Florida, USA, Presiding

11:10 Sound velocity measurement of nuclear-ordered solid 3He in the

low field phase 43R. Nomura, A. Uchida, M. Suzuki, M. Yamaguchi, Y. Sasaki, T. Mizusaki

(Kyoto Univ., Jpn)

11:30 Exchange interaction due to tunneling in solid 3He on the silver

substrate 45T. Mamiya. H. Kambara, S. Kishishita, T. Matsushita (Nagoya Univ., Jpn)

Tue. July 27 ~ Wed. July 28

11:50 Quantum cavitation in liquid helium 47

S. Balibar. F. Caupin(Laboratoire de Physique Statistique de TENS, Univ. Paris, France)

12:10 Quantum nucleation in supersaturated 3He— 4He mixtures 49K. Hatakeyama, E. Tanaka, S. Noma, T. Satoh (Tohoku Univ., Jpn)

12:30 Lunch

AfternoonExcursion (To be announced)

Welcome party (To be announced)

Wednesday, July 28,1999Morning Session I: Matrix isolation

W. E. Klotzbiicher, Max-Planck-Inst., Germany, Presiding

9:00 Conformational cooling in a supersonic jet of 1,2-dichloroethane

studied by matrix isolation infrared spectroscopy 51S. Kudoh, M. Takayanagi, M. Nakata (Tokyo Univ. Agriculture Technology, Jpn)

9:20 Formation of radical intermediates in reactions of photogenerated

fluorine atoms with guest molecules in solid argon 53E. Ya. Misochkn1 A. V. Akimov1,1. U. Goldschleger1, A. U. Godschleger1,

V. A. Benderskii1, C. A. Wight2 (Inst. Chem. Phys., Russia1; Univ. Utah, USA2)

9:40 Hydrogen atom—hydrogen molecule van der Waals complexes,

H-H2, H-HD, H-D2, D-D2, in solid argon matrix: An ESR and ab initioMO study. 55

K. Komaguchi1. M. Shiotani1, T. Kumada2, T. Takayanagi2, Y. Aratono2,

T. Miyazaki2'3

(Hiroshima Univ.1, Japan Atomic Energy Res. Inst.2, Nagoya Univ.3, Jpn)

VI

Wed. July 28

10:00 Photogeneration dynamics and thermal stability of atomic hydrogen inlow-temperature matrices 57H. Kunttu. J. Eloranta, K. Vaskonen (Univ. Jyvaskyla, Finland)

10:20 Break

Morning Session II: Matrix isolationK. Toriyama, National Industrial Res. Inst. Nagoya, Jpn, Presiding

10:50 Conformational studies of monosubstituted three-member ringsby variable temperature FT-IR spectra of rare gas solutions 59J. R. Durig (Univ. Missouri-Kansas City, USA)

11:10 An EPR, ENDOR and ESEEM study of the benzene radical cation inCFCI3 matrix: Isotopic substitution effects on structure and dynamics 61R. M. Kadam, Y. Itagaki, N. P. Benetis, A. Lund. R. Erickson, M. Huber,

W. Hilczer (Linkoping Univ., Sweden)

11:30 Quantum dynamics of organic radicals in matrix 63M. Shiotani1, T. Yamada1, K. Komaguchi1, N. P. Benetis2

(Hiroshima Univ., Jpn1; Linkoping Univ., Sweden2)

11:50 Lunch

Afternoon Session I: Quantum solid (hydrogen)S. Balibar, Laboratoire de Physique Statistique de I'ENS, Univ. Paris, France,

Presiding

13:30 Orientational ordering of ortho-hydrogen molecules on a triangular

lattice 65N. S. Sullivan1. K. Kim2 (Univ. Florida1, Stanford Univ.2, USA)

13:50 Comparison of phase separation in the isotopic alloys of hydrogen

and helium 67M. A. Strzhemechny (Verkin Inst., Ukraine)

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Wed. July 28

14:10 Theoretical studies of the properties of hydrogen at megabar

pressures 69H. Nagara1. T. Takezawa1, K. Nagao2

(Osaka Univ.1, Japan Synchrotron Radiation Res. Inst.2, Jpn)

14:30 Nonlinear optical processes in solid hydrogen: New perspectives

in quantum optics 71K. Hakuta, M. Katsuragawa. M. Suzuki (Univ. Electro-Communications, Jpn)

14:50 Break

Poster Session 14:50 ~ 17:20

PI FTIR spectroscopy of the CO—H2O clusters in Ar matrix 73

ILAb_£, K. M. T. Yamada (National Inst. Advanced Interdisciplinary Res., Jpn)

P2 Dislocation motion in quantum solid 3He 75Y. Miura. K. Mori, T. Mamiya, T. Nakayasu (Nagoya Univ., Jpn)

P3 Advantages of rapid vapor deposited parahydrogen solids as hosts

for matrix isolation spectroscopy.

M. Fajardo. S. Tarn (US AF Res. Lab., USA)

P4 Partial orientation and dynamics of NO2 in solid hydrogen:A high resolution ESR study 77K. Komaguchi1, S. Yamada1, M. Shiotani1, P. H. Kasai2

(Hiroshima Univ., Jpn1; IBM Almaden Res. Center, USA2)

P5 Diffusion of impurities in solid hydrogen 79N. S. Sullivan. E. G. Kisvarsanyi (Univ. Florida, USA)

P6 Impurity (o-H2) effect on tunneling decay of H atoms in solid hydrogen. . 81

S^Mori1, T. Nagasaka1, T. Kumada2, J. Kumagai1, Y. Aratono2, T. Miyazaki1'2

(Nagoya Univ.1, Japan Atomic Energy Res. Inst.2, Jpn)

P7 ENDOR study of trapping sites of H atoms in solid n-H2 83T. Noda1. T. Kumada2, J. Kumagai1, Y. Aratono2, T. Miyazaki1'2

(Nagoya Univ.1, Japan Atomic Energy Res. Inst.2, Jpn)

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Wed. July 28

P8 Low-n Rydberg states of impurities in solid hydrogens:

From spectroscopy to dynamics 85F. Vigliotti, M. Chergui (Univ. Lausanne, Switzerland)

P9 Ortho-para conversion in solid hydrogen, catalyzed by O2 impurities 87V. A. Shevtsov1'2, P. Malmi1, E. Ylinen1, M. Punkkinen1

(Univ. Turku, Finland1; Russia Research Center "Kurchatov Inst.", Russia2)

P10 Trapping sites of hydrogen atoms in isotopic solid hydrogens

by use of electron spin echo spectroscopy. 89T. Kumada1. T. Noda2, J. Kumagai2, Y. Aratono1, T. Miyazaki1'2

(Japan Atomic Energy Res. Inst.1, Nagoya Univ.2, Jpn)

Pl l A remarkable temperature dependence of the rate constant for thereaction HD + D -» H + D2: Effects of the matrix on tunneling reaction... 91T. Kumada1. K. Komaguchi2, Y. Aratono1, T. Miyazaki1'3

(Japan Atomic Energy Res. Inst.1, Hiroshima Univ.2, Nagoya Univ.3, Jpn)

P12 Tunneling elimination of H2 molecule in y-irradiated 2, 3-dimethylbutaneat 77 K 93T. Miyazaki (Nagoya Univ., Jpn)

P13 Theoretical study on quantum-mechanical tunneling in the H2

elimination from organic radical cation 95Y. Kurosaki. T. Takayanagi, T. Miyazaki (Japan Atomic Energy Res. Inst., Jpn)

P14 Theoretical study on an isotope effect in the CH3 + H2 -* CH4 + Hreaction 97Y. Kurosaki. T. Takayanagi (Japan Atomic Energy Res. Inst., Jpn)

P15 Intramolecular proton transfer process of compatible solute inaqueous solution 99K. Suenohu1. M. Nagaoka2'3, T. Yamabe3'4

(Sumitomo Chemical Co., Ltd.1, Nagoya Univ.2, Inst. Fundamental Chem.3,

Kyoto Univ.4, Jpn)

P16 The advantages and disadvantages of the Arrhenius equation 101

S. Sato (Tokyo Inst. Technology, Jpn)

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Wed. July 28

P17 Phototransformation of alkylperoxy radicals stabilized onto

activated silica surface: Mechanisms and efficiency. 103M. Ya. Mel'nikov. N. Yu. Osokina, V. I. Pergushov (Moscow State Univ., Russia)

P18 Photochemical reactions of organic radical cations in low-temperature

solids: Mechanisms and efficiency. 105M. Ya. MePnikov. D. V. Baskakov, O. L. Mel'nikova, D. A. Tyurin

(Moscow State Univ., Russia)

P19 The predominant effect of the localized intermolecular vibrationson the probability of the triplet diarylcarbenes photogeneration in

organic glasses 107B. P. Makarov, V. S. Gurman, M. Ya. MePnikov (Moscow State Univ., Russia)

P20 Isotope effects in the reactions of CH3 and CD3 radicals in the glassy

mixtures of alcohol isotopomers 109V. A. Tolkatchev. V. L. Vyazovkin (Inst. Chem. Kinetics Combustion, Russia)

P21 Conformational isomerization in dark studied by low-temperature

matrix-isolation infrared spectroscopy. 111S. Kudoh1, M. Takayanagi1, M. Nakata1, T. Ishibashi2, M. Tasumi3

(Tokyo Univ. Agriculture Technology1, Univ. Tokyo2, Saitama Univ.3, Jpn)

P22 Photodissociation of H2S and D2S in low temperature rare gascrystals 113K. Koga, Y. Ihara, K. Takizawa: A. Takami, S. Koda (Univ. Tokyo, Jpn)

P23 Trapping of laser ablated alkali atoms in rare gas matrices: An EPRinvestigation 115

J. Ahokas, K. Vaskonen,T. Kiljunen, J. Eloranta. H. Kunttu

(Univ. Jyvaskyla, Finland)

P24 Ab initio and molecular dynamics simulations on H/Rare-gas systems:Potential energy curves, hyperfine properties, and cage dynamics 117T. Kiljunen, J. Eloranta, H. Kunttu (Univ. Jyvaskyla, Finland)

P25 ESR study of benzene radical cations on silica surfaces: Effect of

environments and selective deuterium substitution on the staticJahn-Teller distortion 119

K. Toriyama, M. Okazaki (National Industrial Res. Inst. Nagoya, Jpn)

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Wed. July 28

P26 Thermal and photoinduced reactions of ytterbium atoms in inert

and reactive matrices 121W. E. Klotzbiicher. I. Reva (Max-Planck-Inst., Germany)

P27 Target: (C6H3R3)2Ho 123

W. E. Klotzbiicher. M. C. Schmiilling (Max-Planck-Inst., Germany)

P28 Matrix isolated iron species produced by laser evaporation 125Y. Yamada, H. Shimasaki, K. Katsumata, Y. Ono, K. Yamaguchi, Y. Okamura

(The Science Univ. Tokyo, Jpn)

P29 Distonic radical cations 127T. Majima (Osaka Univ., Jpn)

P30 Emission characteristics of silver atoms in y-irradiated organicsolid solutions at 77 K 129Y. Miyatake1. H. Hase2, K. Matsuura2, S. Arai2, M. Taguchi3, M. Hoshino4

(Osaka Univ.1, Kyoto Univ.2, Japan Atomic Energy Res. Inst.3,

Inst. Phys. Chem. Res.4, Jpn)

P31 ESR study on free radicals produced by hot-hydrogen abstractionin selectively deuteriated branched alkane glasses 131N.Ohta, Y. Tomikawa, S. Ito (Hiroshima Univ., Jpn)

P32 Isotope effect on photoinduced isomerization of alkyl radicals in lowtemperature solids 133H. Koizumi. T. Takada, T. Ichikawa (Hokkaido Univ., Jpn)

P33 Low temperature gamma rays irradiation effects on mechanicalproperties of polymeric materials 135H. Kudoh (Japan Atomic Energy Res. Inst., Jpn)

P34 Electron-spin-echo study of long-lived radicals which cause DNAmutation and cancer in mammalian cells 137J. Kumagai1. T. Kumada2, M. Watanabe3, T. Miyazaki1'2

(Nagoya Univ.1, Japan Atomic Energy Res. Inst.2, Nagasaki Univ.3, Jpn)

P35 Cryosynthesis of indene-magnesium adduct 139L. A. Tjurina. G. B. Barkovskii, A. N. Kashin, V. V. Smirnov, I. P. Beletskaya

(Moscow State Univ., Russia)

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Wed. July 28

P36 Low temperature catalytic isomerization of 1 -methylindene in thepresence of magnesium-hydrocarbon adducts 141L. A. Tjurina. G. B. Barkovskii, S. Nikolaev, A. N. Kashin, V. V. Smirnov,

I. P. Beletskaya (Moscow State Univ., Russia)

P37 Spectroscopic study of low temperature interactions in Sm-mesogenic

cyanophenyl co-condensates 143T. I. Shahatina1. A. V. Vlasov1, E. V. Vovk1, D. J. Stufkens2, G. B. Sergeev1

(Moscow State Univ., Russia1; Univ. Amsterdam, Netherlands2)

P38 Cryosynthesis and properties of silver metal-mesogenic

nanostructures 145T. I. Shabatina. E. V. Vovk, Yu. N. Morosov, G. B. Sergeev

(Moscow State Univ., Russia)

P39 Cryosynthesis and physico-chemical properties of metalnanoparticles in organic and polymer matrices 147G. B. Sergeev. B. M. Sergeev, T. I. Shabatina, V. V. Zagorskii

(Moscow State Univ., Russia)

P40 Cryosynthesis and electro-physical properties of nanosize metal-polymersystems 149

V. V. Zagorskii, S. V. Ivashko, V. E. Bochenkov, G. B. Sergeev

(Moscow State Univ., Russia)

P41 Low temperature synthesis and properties of silver nanoparticlesstabilized by poly(2-dimethylaminoethyl methacrylate) 151B. M. Sergeev, V. A. Kasaikin, E. A. Litmanovich, G. B. Sergeev, A. N. Prusov

(Moscow State Univ., Russia)

P42 Spectroscopic study of samarium n-complexes low temperaturetransformations 153V. E. Bochenkov, V. V. Zagorskii, G. B. Sergeev (Moscow State Univ., Russia)

P43 Low temperature thin film calorimeter: Study of the water condensatein situ 155

A. F. Batsulin, M. Yu. Efremov, G. B. Sergeev (Moscow State Univ., Russia)

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Wed. July 28 ~ Thu. July 29

P44 Electrical conductivity study during the low temperature interaction of

magnesium with alkyl halides 157S. V. Ivashko, V. V. Zagorskii, G. B. Sergeev (Moscow State Univ., Russia)

P45 Interaction of ozone with hydrogen chloride and sodium chloride at lowtemperatures (Down to 77 K) 159

T. V. Yagodovskaya, A. V. Levanov. A. V. Zosimov, A. R. Gromov.

E. E. Antipenko, V. V. Lunin (Moscow State Univ., Russia)

EveningDinner (To be announced)

Thursday, July 29,1999Morning Session I: Quantum solid (hydrogen etc)

M. A. Strzhemechny, Verkin Inst., Ukraine, Presiding

9:00 Quantum tunneling of H2~ anions in solid parahydrogen 161T. Kumada1. Y Aratono1, T. Miyazaki1'2

(Japan Atomic Energy Res. Inst.1, Nagoya Univ.2, Jpn)

9:20 Stabilization of hydrogen molecular anions in crystalline hydrogen 163T. Ichikawa (Hokkaido Univ., Jpn)

9:40 Quantum tunneling diffusion of muonium in KCI 165R. Kadono (High Energy Accelerator Res. Organization, Jpn)

10:00 Destruction of muonium bandlike propagation in orientationally

ordered crystals 167V. G. Storchak1. J. H. Brewer2, D. G. Eshchenko3, S. P. Cottrell4, S. F. J. Cox4

(Kurchatov Inst., Russia1; Univ. British Columbia, Canada2; Inst. Nuclear Res.,

Russia3; Rutherford Appleton Lab., UK4)

10:20 Break

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Thu. July 29

Morning Session II: Quantum solid (hydrogen)T. Ichikawa, Hokkaido Univ., Jpn, Presiding

10:50 The pressure effect on the recombination of hydrogen atoms

in solid hydrogen 169V. A. Shevtsov1'2, T. Kumada1, Y. Aratono1, T. Miyazaki1'3

(Japan Atomic Energy Res. Inst., Jpn1; Russia Research Center

"Kurchatov Institute", Russia2; Nagoya Univ., Jpn3)

11:10 Ultrafast photoinduced dynamical processes in solid hydrogens 171F. Vigliotti1. M. Chergui1, R. Scholz2

(Univ. Lausanne, Switzerland1; Technische Univ. Chemnitz, Germany2)

11:30 Spectroscopic study on tunneling reactions in solid parahydrogen 173

T. Momose (Kyoto Univ., Jpn)

11:50 Chemistry and spectroscopy in rapid vapor deposited

parahydrogen solids 175M. E. Fajardo. S. Tarn (US AF Res. Lab., USA)

12:10 Lunch

Afternoon Session I: Matrix isolation

A. Lund, Linkoping Univ., Sweden, Presiding

13:40 Endothermic formation of a chemical bond by entropic stabilization:Difluoronitroxide radical in solid argon 177E. Ya. Misochko1, A. V. Akimov1,1. U. Goldschleger1, A. I. Boldyrev2,

C. A. Wight2 (Inst. Chem. Phys., Russia1; Univ. Utah, USA2)

14:00 Electronic spectra of atomic oxygen in rare gas crystals:Experiment and theory 179F. Schouren, M. Kalb, M. S. Gudipati (Univ. Koln, Germany)

14:20 Formation and identification of novel isomeric species isolatedin inert matrices 181Y-P. Lee (National Tsing Hua Univ. Taiwan)

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Thu. July 29 ~ Fri. July 30

14:40 Reactive solid noble gases 183

M. Pettersson, J. Lundell, M. Rasanen (Univ. Helsinki, Finland)

15:00 Break

Afternoon Session II: Quantum phenomenaS. Sato, Tokyo Inst. Technology, Jpn, Presiding

15:30 Aromaticity, antiaromaticity and tunneling 185

Y. Haas, S. Zilberg (Hebrew Univ., Jerusalem, Israel)

15:50 Dynamical tunneling in chemical reactions 187

K. Takatsuka, H. Ushiyama (Univ. Tokyo, Jpn)

16:10 Nonadiabatic transitions and tunneling as an origin of mutability

of this world 189

H. Nakamura (Inst. Molecular Science, Jpn)

16:30 The role of van der Waals interaction in tunneling reactions 191

T. Takayanagi. Y. Kurosaki (Japan Atomic Energy Res. Inst., Jpn)

EveningSayonara (farewell) party (To be announced)

Friday, July 30,1999Morning Session I: Quantum phenomena

Y. Haas, Hebrew Univ., Jerusalem, Israel, Presiding

9:00 Temperature and pressure effect on H-tunneling chemical reactions. ... 193

L. I. Trakhtenberg (Karpov Inst. Phys. Chem., Russia)

9:20 The effects of low frequency vibrations on proton tunneling dynamics.. 195

H. Sekiya. K. Nishi (Kyushu Univ., Jpn)

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Fri. July 30

9:40 Translational and rotational tunneling in the structural transitions

of hydrogen bonded crystals and ammonium salts 197

T. Matsuo (Osaka Univ., Jpn)

10:00 Low temperature reaction patterns 199A. Plonka (Technical Univ. Lodz, Poland)

10:20 Break

Morning Session II: Quantum phenomenaT. Satoh, Tohoku Univ., Jpn, Presiding

10:50 Properties of low dimensional antiferromagnetic systems:From chains to ladders to Langmuir-Blodgett films 201M. W MeiseL D. R. Talham (Univ. Florida, USA)

11:10 Dynamic processes induced by electronic excitation innon-conducting solids 203K. S. Song (Univ. Ottawa, Canada)

11:30 Search for superconductivity at ultrahigh pressure 205K. Amaya1. K. Shimizu1, M. I. Eremets2

(Osaka Univ., Jpn1; Carnegie Institution Washington, USA2)

11:50 Lunch

Afternoon Session: Quantum effects in biology and cosmic chemistryT. Kakitani, Nagoya Univ. Jpn, Presiding

13:30 Formation of intersteller molecules by tunneling reactions 207K. Hiraoka, T. Sato, T. Takayama, H. Handa, A. Euchi (Yamanashi Univ., Jpn)

13:50 Mechanism of photoisomerization of bacteriorhodopsin 209T. Yamato. T. Kakitani (Nagoya Univ. Jpn)

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Fri. July 30

14:10 Tunneling contribution to the isotope effect on methylmalonyl-CoA

mutase catalyzed reaction 211

A. Dybala1, R. Banerjee2, P. Paneth1

(Technical Univ. Lodz, Poland1; Univ. Nebraska-Lincoln, USA2 )

14:30 Tunneling effect in antioxidant, prooxidant, and regeneration

reactions of vitamin E 213

S. Nagaoka1, M. Inoue2, C. Nishioka2, Y. Nishioku2, K. Mukai2, U. Nagashima3

(Inst. Molecular Science1, Ehime Univ.2, National Inst. Advanced

Interdisciplinary Res.3, Jpn)

14:50 Tunneling reaction of long-lived radicals with vitamin C in mammalian

cells and their model system at 295 K 215

T. Miyazaki1'2, T. Kumada2, J. Kumagai1, M. Watanabe3

(Nagoya Univ.1, Japan Atomic Energy Res. Inst.2, Nagasaki Univ.3, Jpn)

Evening

Japanese dinner (To be announced)

xvii