Progress in High Temperature Superconductivity - Vol. 32

Proceedings of the International Conference on

HIGH TEMPERATURESUPERCONDUCTIVITY ANDLOCALIZATION PHENOMENAMoscow, USSR 11 -17 May 1991

Editors

A. A. Aronovloffe Physical - Technical Institute, LeningradA. I. LarkinLandau Institute for Theoretical Physics, MoscowV. S. LutovinovMIREA, Moscow

World ScientificSingapore • New Jersey • London • Hong Kong

IX

CONTENTS

Foreword vii

Localisation Phenomena

Spin density mesoscopic fluctuations due to electric current 3A.G. Aronov, Yu.B. Lyanda-Geller

Anomalous field effect end glassy behavior in gated Andersoninsulators 14

M. Ben-Chorin, D. Kowal, Z. Ovadyahu

Localization and electron-electron interaction in inhomogeneousgold films 21

G. Dumpich, A. Carl

Superconductor-insulator transition in Mo-C films 36S.J. Lee, J.B. Ketterson, S. Adenwalla

The electron-magnon interaction in disordered ferromagnetic metals 41V.S. Lutovinov

Electron density of states anomalies in disordered metalsstudied by tunnel experiments 54

5. Eweri, B. Mellis, S. Schmitz

Weak localization and overheating effects in the conductivity ofsemimetal thin films 65

E.I. Bukhshtab, V.Yu. Kashirin

Influence of oxygen subsystem in rU^C^Oe+r on the contributionof localization and interaction effects to the electricalconductivity 72

A.I. Romanenko

Weak and strong localization in a nondegenerate electrongas in semiconductors. 78

A.M. Bolibok, M.S. Kagan, E.G. Landsberg,V.V. Petrishchev, N.G. Zhdanova

Localization in the Anderson model on the Bethe lattice 84A.D. Mirlin, Y. V. Fyodorov

Enhanced pairing interactions and inelastic Coulumbscattering in a two-band picture 92

O. Entin- Wohlman, Y. Imry

Direct observation of isotropic quantum magnetoresistance 106E.G. Astrakharchik

Tunneling evidence for localisation effects in high-Tc

superconductors 110V.M. Svistunov, M.A. Belogolovskii, A.I. Khachaturov

d-electron conduction in amorphous Gd-Co alloys 114W. Maj, J. Rauhiszkiewicz, A. Wawro

Localization in organic metal Et2Cusl6 as a consequence offrozen superionic disorder 121

M.A. Tanatar, V.V. Dyakin, VS. Vefanov, N.D. Kushch,E.B. Yagubskii

Quantum interference phenomenon in electron backscatteringfrom random medium 126

E.E. Gorodnichev, D.B. Rogozkin

Fluctuational Effects in Superconductors

Electronic transport properties of thallium-based superconductingsingle crystals 135

A.M. Hermann, H.M. Duan, W. Kiehl, T. Kaplan,R. Yandrofski, Lin Shu-Yuan, Lu Li, Zhang Dian-Lin

Berezinskii-Kosterlitz-Thouless transition and fluctuationparaconductivity in the YiBa2Cu3O7 single crystal films 145

V.A. Gasparov

XI

Dimensional crossover in Pb/Ge superconducting multilayers 151D. Neerinck, K. Temst, C. Van Haesendonck, Y. BruynseraedeA. Gilabert, I.K. Schuller

Fluctuation thermopower in Bi-Sr-Ca-Cu-0 crystal 160Yu.N. Chiang, O.G. Shevchenko

Josephson Junctions and Applications

The dynamics of solitons in long Josephson junctions andits application 167

S. Sakai

Superconducting devices for signal detection and data processing 178V.P. Koshelets, V.K. Kaplunenko, M.I. Khabipov,S.A. Kovtonyuk, S. V. Shitov

Heating of electrons in resistive state of superconducting films.Detectors, mixers and switches 190

E.M. Gershenzon, G.N. Gol'tsman, A.D. Semenov,A. V. Sergeev

Towards the fabrication of HTSC thin film structures 196M.I. Faley, M.E. Gershenson, J.A. Mahotkina, J.A. Nevelskaya

On the theory of double-barrier superconducting structures 201A. V. Zaitsev

Josephson current in antiferromagnetic superconductors 207A.M. Gabovich, A.I. Voitenko, A.S. Shpigel

Free fluxon creation in the long Josephson junctions withlocal injection 212

L.A. Zilberman

I-V characteristics hysteresis in superconducting Bai_xKxBi03under microwave radiation 217

N.V. Anshukova, A.I. Golovashkin, A.M. Tskhovrebov,L.N. Zherikhina, L.I. Ivanova, A.P. Rusakov

Xll

On energy distribution of gaps in GdBa2Cu3O7 223A.I. Akimenko, G.Goll, H. Lohneysen, V.A.Gudimenko

Phase slip centres in HTSC 228R.B. Akopyan, S.G. Gevorgyan

Interconnected HTSC film bridges 233S.K. Pilosian

Some features of the I-V characteristics of HTSC thin-film bridges 236R.N. Sheftal, S.G. Zybtsev, Sh.M. Babadjanian

Nontermal photoresponse of YBaCu/MgO bolometric structureto laser excitation 241

M.M. Bonch-Osmolovskii, T.I. Galkina, A.Yu. Klokov,E.V. Pechen', E.G. Romanov, Y.A. Sergeev

Bi-Sr-Ca-Cu-0 superconducting ceramics employment formagnetic field measurements 246

A.G. Sarkisyan, E.V. Putnyn, N.M. Dobrovolsky,K.Sh. Agababyan

Unconventional techniques for obtaining an electromechanicaltorque in superconducting electrical machines 251

L.I. Yantovsky, A.G. Miroshnichenko, Y.K. Berzin, A.V. Stepuk

Integrated-circuit microwave detector based on granular high-Tc

thin films 257A.V. Drobinin, V.S. Lutovinov, I.V. Starostenko

The response of high-temperature superconductors to nanosecondlaser pulse action 264

T.N. Khatko, A.V. Stepanenko, A.V. Alifanov,A.A. Sukhodola, N. V. Rumak, V. V. Khatko

Influence of the proximity effect on current-voltage characteristicsof break junctions in Bi-Sr-Ca-Cu-O:Pb 270

A.A. Bush, L.I. Leonyuk, T.E. Oskina, M.V. Pedyash,D.K. Petrov, Ya.G. Ponomarev, H.T. Rakhimov, K. Sethupathi

xm

Spectroscopy of HTSC

Superconducting gap in high Tc superconductors: Bi2Sr2CaCu2Os 279L.C. Brunei, S.G. Louie, G. Martinez, S. Labdi, H. Raffy

NQR in some super- and nonsuperconducting Bi cuprates 281A.V. Zalessky, I.E. Lipinski, V.G. Krivenko,A.P. Levanyuk, S. V. Nekhlyudoff, T.A. Khimich

The observation of 169Tm NMR in TmBa2Cu307-s, 287O.N. Bakharev, A.V. Dooglav, A.V. Egorov,V.V. Naletov, M.S. Tagirov, M.A. Teplov

EPR of Er3 and Yb3 + ions in high-Tc superconducting ceramicsBi2Sr2Cai_xY:rCu2Os 293

S.V. Gudenko, A.N. Mezhuev, A.Yu. Yakubovskii,R.M. Eremina, M.L. Falin, E.P. Zheglov, V.D. Kosynkin,S.I. Kucheyko, D.E. Pishagin

57Fe Mossbauer study of Fe-doped YBa4Cu3O8.5+y 299V. Sedykh, G.K. Strukova, J. Jiang, U. Gonser, F.E. Fujita

Theoretical predictions for XRPE- and NQR- spectra of thehigh-Tc superconductors from non-empirical electrondensity calculations 305

V.V. Babenko, V.G. Bootko, I.M. Reznik

The effect of temperature in hybridization of oxygen-copper statesin YBa2Cu3O7-< near the Fermi level: absorption spectroscopydata in 1.5-3.0 eV region 310

/. Fugol', V. Samovarov, Yu. Rybalko, V. Zhuravlev,P. Berberich, G. Saemann-Ischenko

Spin-glass behavior and possible superconductivity in Ca-dopeddouble-layered perovskite Yo.gsCao.isBaCuFeOs 316

N.S. Ovanesyan, V.I. Kovalenko, J. Toth

Spin resonance in high temperature superconducting singlecrystals below Tc 321

A.G. Badalyan, P.G. Baranov, M.A. Borik, A.L. Blinov

XIV

Theory of HTSC

Van-Hove points and high-temperature superconductivity 329V.N. Popov

Atomic structure peculiarities of surface and domain boundariesin high-temperature superconductors 336

S.M. Novicov, A.N. Pavlov, V.P. Sakhnenko

Influence of quantum defects on superconductivity 344A.I. Morosov, A.S. Sigov

Manifestation of the polaronic effect in transport properties oflightly doped La2Cu04 351

A.O. Gogolin, A.S. Ioselevich

2d superconductivity in metals 361V. V. Kuzii

Ferrons and polarons in two-dimensional t-j model 367A.V. Sherman, J. Sabcznski, M. Schreiber

Non-rigid behavior of the electronic states in the dopedCuO2-layer 373

S.G. Ovchinnikov, O.G. Petrakovsky

Exact diagonalization study of the influence of Andersondisorder on antiferromagnetic correlations, electron andhole binding energies in the Cu4Os cluster 378

V.F. Elesin, V.A. Kashurnikov, L.A. Openov, A.I. Podlivaev

Charge fluctuations and superconductivity in the Hubbardmodel with attraction 384

A.N. Kocharian, P.S. Ovnanian

Determination of the type of pairing and the order parameterin HTSC by sound and microwave absorption experiments 390

P.N. Brusov, M.Y. Nasten'ka, T.V. Filatova-Novoselova

XV

Modified statistical approximation: an effective method forelectron density calculations in high-Tc superconductors 397

I.M. Reznik

On the dielectric-superconductor phase transition andpeculiarities of physical properties of Bai_rKj;BiO3 system 403

N.V. Anshukova, A.I. Golovashkin, L.I. Ivanova,A.P. Rusakov

Electron response of the compound YBa2Cu3O7_g to local excitation 406S. V. Stolbov

Transport and Magnetic Properties of HTSC

The importance of Redox mechanisms for optimization of highTc superconductive thallium cuprates 415

B. Raveau, A. Maignan, C. Michel, C. Martin,M. Hervieu, V. Caignaert, J. Provost

Penetration depth, lower critical field and noisecharacteristics in single crystals of Bi2Sr2CaCu2Oy 431

A. Maeda

Magnetohydrodynamics effects in high-field superconductors 439P. Lemmens, S. Ewert, J. Pankert

The Hall effect in Tl2Ba2CaCu2Or single crystals 449Yu.A. Ossipyan, S.A. Shevchenko

Heat transport by flexural vibrations in HTSC 455O.A. Gavrenko, G. Ya. Khadzhai, B.A. Merisov,A.V. Sologubenko

High field magnetometry and critical current densities ofhigh-Tc materials 461

M. Guillot, J.L. Tholence

Flux creep and peak-effect in Bi2Sr2CaCuOr single crystalsin the case of a transport current along the c-axis 473

Yu.I. Latyshev, A.F. Volkov

XVI

Inter granular and intragranular vortices, vortex elasticityand surface impedance of high-Tc superconductors 479

E.B. Sonin, A.K. Tagantsev, K.B. Traito

Thermal fluctuations in multicontact Josephson granularsystems and ac magnetic susceptibility 485

V.A. Khlus, A. V. Dyomin

Anomalies in magnetoresistivity of high-Tc metal oxides 491A.M. Glukhov, I.M. Dmitrenko, A.S. Pokhila, N.Ya. Fogel

Size dependent dc and ac magnetic properties of YBaCuOpowders 497

E.V. Blinov, V.G. Fkisher, Yu.P. Stepanov,L.S. Vlasenko, E. Ldhderanta, R. Laiho

Magnetooptic study of the magnetic flux behaviour in HTSCs 503L.A. Dorosinskii, M.V. Indenbom, V.I. Nikitenko,Yu.A. Ossip'yan, A.A. Polyanskii, V.K. Vlasko-Vlasov

Critical fields of the HTSC superconductors 509E. Meilikhov, V. Shapiro

Influence of the magnetic field on thermogalvanomagneticeffects and relaxation phenomena in La-Sr-Cu-0 at T < TC 515

I.M. Tsidilkovski, A.I. Ponomarev, K.R. Krylov,N.V. Mushnikov, T.B. Charikova, V. Medvedev

Peculiarities of magnetic flux penetration in fine-grained ceramichigh temperature superconductor samples 520

L.G. Mamsurova, K.S. Pigalskiy, V.P. Sakun,N.G. Trusevich, L.G. Shcherbakova, K.K. Pukhov

Influence of Bean-Livingston barrier on flux penetration intothe system of superconducting granules 526

K.I. Kugel, A.L. Rakhmanov

Interaction of magnetoacoustic waves with flux-line latticein high-Tc superconductor-ferrite structure 532

A.F. Popkov, G.V. Sayko, A.S. Bugaev, LA. Ignatiev

XVII

Interaction of the bulk waves and the surface waves withAbrikosov's vortices in the external magnetic field 538

E.D. Gutliansky

On possible jump of sample magnetization at the meltingpoint of flux line lattice in single crystals of high-Tc

superconductors 543V.A. Shklovskij

Explosive thermal instability of a current flow in HTSCsingle crystals under flux creep conditions 546

V.A. Shklovskij

New data about diamagnetic peculiarities in Bi-containingsuperconductors 550

A.S. Kuzanyan, T.M. Paronyan

Investigation of magnetic field distribution on the surface ofsingle crystal YBa2Cu307 by EPR 556

V.F. Mescheryakov, V.A. Murashov

Influence of the granular HTSC structure on flux trappingby hollow cylinders 562

A.G. Laptev, V.F. Mescheryakov

Magnetic properties of k-(ET)2Cu(NCS)2 single crystals 568V.D. Kuznetsov, V. V. Moshchalkov, V. V. Metlushko,L.A.Epanechnikov, E.F.Makarov, E.B.Yagubskii, N.D.Kushch

Pinned fluxons tunneling, tunneling fluxon states and tunnelingfluxons mode condensation in high temperature superconductors 574

V.S. Vikhnin

Thermal conductivity of high-Tc Bi2Sr2Ca1_rMgj;Cu2Oj/ 578E.M. Gololobov, N.A. Prytkova, Zh.M. Tomilo, N.M. Shimanskaya,N.F. Ladutko, Ya.A. Abeliov , G. V. Maiornikova, A.B. Yagina

Thermal conductivity of superconducting ceramicsat temperatures from 15 to 300 K 584

V.V. Tsarev, N.Y. Filatov, V.A. Nikonorov

XVU1

Acoustic anomalies near the phase transitions in Nd2CuO4 587V.D. FiV, G.A. Zvyagina, S. V. Zherlitsyn, I.M. Vitebskii,S.N. Barilo, A.P. Ges, D.I. Zhigunov

Magnetostriction of monocrystal DyBa2Cu3O6.a 593N.P. Kolmakova, I.B. Krynetskii, V.I. Voronkova,V.K. Yanovskii

Peculiarities of electron-phonon interaction in DyBa2Cu3O7_x 599Z.A. Kazei, N.P. Kolmakova, O.M. Ivanenko, K.V. Mitsen

Magnetic scattering and features of magnetotransport in HTSC 605L.S. Mazov

Investigation of the resistive transitions(M = Fe, Zn, Al) samples in magnetic field 611

Yu.F. El'tsev, A.P. Sretensky

Transport measurements of the La2-j;SrrCu04_y single crystalsat ultralow temperatures 616 \

V. Kovacik, I. V. Vodolizskaya, J. Sebek, L. Skrbek, 1/ . Stehno \

Hysteresis of magnetoresistance of nonsuperconductingY-Ba-Cu-0 film 622

A. Stolovich, T. Avarmaa

Transport current effect on x' and \" in Bi1

near Tc 626Yu.A. Grinchenko, V.P. Seminozhenko, V.L. Sobolev,A.A. Kozlovskii, V.A. Khlus, V.F. Khirnyi, Yu.P. Shokurov

Temperature and size dependences of the magnetic fieldresponse of YBaCuO films 631

S.A. Vitlakov, M.M. Rzaev, E.G. Sokol, D.N. Tokarchuk

Investigation of phase transitions in the YBa2Cu3O7_i; filmsby surface electromagnetic waves 637

V. Vaicikauskas, R. Kajokas

XIX

Optical properties of Nd2-yCeyCu04 single crystals indielectric, superconducting and metallic phases 643

E.A. Abel, V.S. Bagaev, D.N. Basov, O.V. Dolgov, A.K. Kuzakov,S.R. Okt'yabrskii, A.F. Plotnikov, A.G. Poiarkov, W. Sadovsky

Modification of electrical and optical properties of high-Tc materialsunder neutron irradiation and high-temperature annealing 649

R.F. Konopleva, V.A. Evseev, B.A. Borisov, I.V. Nazarkin,V.A. Chekanov, V. Yu. Davydov

Mechanism for unusual photovoltaic effect in YBaCuO-films 655A.M.Kechiantz

The ab-plane critical current density and localization ofsuperconducting current in a Bi2Sr2CaCu2Ox single crystal 662

A.A. Bush, S.N. Gordeev, A.V. Lebedev, V.N. Truhan,A.A. Zhukov

Smooth homogeneous HTSC thin films produced by laserdeposition with flux separation 667

A.A. Ivanov, S.G. Galkin, A.V. Kuznetsov, A.P. Menushenkov

The radiation defects influence on epitaxial Nd(Ce)-Cu-0films critical temperature and resistivity in ion irradiation 673

V.F. Elesin, N.J. Bezrukova, M.A. Bondarenko, V.E. Zuchkov,A.A. Ivanov, A.V. Kuznetsov, A.P. Menushenkov, A.A. Mikhailov,I.A.Rudnev

The carriers density, resistivity and critical temperature ofdisordered orientated YBa2Cu3O7_x films 679

V.F. Elesin, I.A. Esin, I.A. Rudnev, A.A. Ivanov,A.P. Menushenkov, A.V. Kuznetsov

O7_x domain single-crystals superconducting andstructural properties 684

V.F. Elesin, A. Sinchenko, V.K. Vasilyev, V.A. Kireev,N.D. Zacharov, Yu.A. Barabanenkov, I.N. Makarenko

XX

Stable hysteresis of critical current and its anisotropy inYBa2Cu307_« films 690

L.S. Topchishvili, G.A. Kharadze, B.V. Brodsky,LA. Baglaenko, D.E. Tananashvili

Effect of neutron, proton and 7-radiation upon superconductingparameters of YBa2Cu3O7 materials 696

E.M. Gasanov, E.M. Ibragimova, O.Yu. Polyak,R.Kh. Tukhvatulin, Kim Gen Chan

Radiation enhanced electron-ionic processes in La2_xSrxCu04 702B.L. Oksengendler, M.S. Yunusov, Yu.M. Tsipenyuk

Diffusion textured YBa2Cu307_{ ceramics and peculiarityof its intergrain bonds 706

B.B. Boiko, V.N. Shambalev, N.A. Kalanda, V. V. Pankov,L.N. Buchteeva, T. V. Ezerskaya

The effect of condition of the silver electrode burning onthe critical current in the YBa2Cu3O7_y ceramic samples 712

V.D. Yanovich, N.M. Olekhnovich, O.I. Pashkovskii,T.E. Zhabko, N.S. Orlova

Fluctuative superconductivity in organic superconductor /?-(ET)2J3 718V. Ginodman, A. Gudenko

Chemistry and Technology

Superconducting phases with various compositions inBiOi.s-SiO-CaO-CuO system and the infuence of deviationsfrom stoichiometry on HTSC-crystals parameters 725

V.A. Murashov, A.Yu. Martynkin, Yu.V. Trofimov,S.N. Gordeev, I.S. Dubenko, I.V. Gladyshev, Yu.V. Titov

Homologous series of superconducting phases in the systemBi203-Sr0-Ca0-Cu0i+js 732

A.A. Bush, I.S. Dubenko, N.N. Evtikhiev, S.N. Gordeev,M.A. Kulikov, V.S. Lutovinov, B.N. Romanov, Yu.V. Titov

On crystal chemistry of the superconducting perovskite oxides 742E.G. Fesenko, G.A. Geguzina, A.T. Shuvayev

XXI

Solid phase fluoration of HTSC 123-compositions 748I.G. Gusakovskaya, S.I. Pirumova, V. Kovalenko,L. Aiovmyan, V.P. Nifontov, V. Tkachev

Effect of the substitution of Ca2+ for Y3+ ions on thesuperconductivity of the compositions 123 753

I.G. Gusakovskaya, S.I. Pirumova, N. Ovanesyan,V. Kovalenko, V. Tkachev, L. Atovmyan

The valence of Bi and Pb in BaPbi_xBix03-superconductingoxide — an X-ray absorption study 758

A.P. Menushenkov, A. Balzarotti, N. Motta, J. Purans

Local oxygen ordering and phase separation in RBa2Cu306+x 764A.N. Lavrov

The oxygen dimers in high-Tc superconductors 770A.A. Gusev, V.A. Telezhkin

Synthesis of HTSC materials in the ammonium nitrate melt 775G.K. Strukova, I.I. Zver'kova, V. Sh. Shektman, V.P. Korzhov

Chemical polishing and etching of high-Tc Y-Ba-Cu-0 andBi-Sr-Ca-Cu-0 systems 781

G.K. Baranova

Chalcogenide analogues of HTSC 786M.A. Obolensky, Kh.B. Chashka, V.A. Starodub, K.V. Krikunov,Ju.B. Poltoratsky, S. Robashkiewicz, I. Onyszkiewicz, M. Zimpel

Influence of sample preparation conditions and atomdisordering on the thermal properties of YBajCu3Ox 791

N.M. Olekhnovich, N.S. Orlova, T.E. Zhabko,V.D. Yanovich, O.I. Pashkovskii

Preparation of superconducting bismuth coatings on differentsubstrates by sol-gel method 798

E.M. Gololobov, I.F. Ivanova, N.A. Prytkova, Zh.M. Tomilo,D.M. Turtsevich, M.S. Tcheluevskii, N.M. Shimanskaya,V.P. Yarunichev, V.N. Yashuk

XXII

Equilibrium phase relations and crystal growth in theBi-Sr-Ca-Cu-0 system 803

A.G. Shneider, Yu.S. Bulyshev, A.I. Seljavko, S.V. Serykh

Thermally stimulated luminescence of high-Tc superconductingmaterials 810

A.R. Zainuilin, V.W. Gustov, E.F. Makarov

Thermal expansion of single crystal superconductor 1:2:3under uniaxial stressing 816

V.P. Popov, M.A. Obolensky, I.A. Tryachenko

Transport properties of thin superconducting films overcoatedwith dielectric films 820

N.V. Timofeeva, E.I. Shvedkov, Yu.M. Shukrinov