Isaac Newton Institute for Mathematical Sciences

Strongly Correlated Electron Systems

January to July 2000

Organisers: DM Edwards (Imperial), AC Hewson (Imperial), PB Littlewood (Cambridge), A Tsvelik (Oxford)

Isaac Newton Institute for Mathematical Sciences

Physics and Chemistry of Colossal Magnetoresistance sponsored by INTAS

23 Jun - 24 Jun 2000

Organised by Peter Littlewood

Workshop Timetable:

Friday 23 June

09.15-09.30 Welcome

09.30-10.00 JP Attfield (Cambridge)

From chemistry to physics - cation control of manganite perovskites

10.00-10.30 S Lloyd (Cambridge)

Measurement of magnetic domain wall width in La0.7Ca0.3Mn03 thin films
using transmission electron microscopy

10.30-11.00 AY Yakubovskii (Kurchatov Institute)

Field and temperature controlled magnetic phase separation in
LaPrCaMn0 as seen by La NMR and magnetization studies

11.00-11.30 Coffee

11.30-12.00 M Blamire (Cambridge)

Spin polarised tunelling in the CMR manganites

12.00-12.30 OY Gorbenko (Moscow State)

Epitaxial strain and electronic phase transitions in the perovskites

12.30- . Lunch

14.30-15.00 W Eerenstein (Groningen)

Magneto resistance in ultrathin Fe304 films

15.00-15.30 KI Kugel (Russian Academy Sciences, Moscow)

Conductivity and the noise spectrum of non metallic phase separated

15.30-16.00 VV Kabanov (JINR, Dubna)

Stripes in charge-transfer Mott insulators: effects of lattice
vibrations and the Coulomb interaction

16.00-16.30 Tea

16.30-17.00 G Gehring (Sheffield)

Is the Verway state orbitally ordered?

17.00-17.30 E Nagaev (Russian Academy of Sciences, Troitsk)

Electronic phase separation

17.30-18.00 P Majumdar (Allahabad, India)

Hall effect in manganites

Saturday 24 June

09.30-10.00 N Babushkina (Kurchatov Institute)

Partial 160180 substitution and phase separatin in LaPrCaMn0

10.00-10.30 AM Balagurov (JINR, Dubna)

New results of neutron scattering studies of some CMR-materials

10.30-11.00 NM Plakida (JINR, Dubna)

On the oxygen isotope effect in perovskite manganites

11.00-11.30 Coffee

11.30-12.00 D Khomskii (Groningen)

Charge ordering in manganites at different doping levels

12.00-12.30 CM Varma (Lucent Technology)

Sweeping of lattice disorder by the feromagnetic/conductivity

12.30- . Lunch

14.30- . INTAS Business Meeting

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