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Contents - Max-Planck-Institut für Physik komplexer Systeme

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participatedwhichopenedaparticularwindowonthethemesofthisseminar,whichingeneralaremainly<br />

theoretical.<br />

Allinall,wehavebeenveryhappyandsatisfiedwiththescientificsuccessoftheseminarandtheperfect<br />

supportprovidedbythe mpipksforwhichweareextremelygrateful.<br />

Korrelationstage2009,Workshop<br />

Scientificcoordinators:M.Grüninger,T.Kopp,H.Kroha<br />

TheKorrelationstageareaseriesofbi-annualconferencesonstronglycorrelatedelectronphysics,the<br />

styleandtopicsofwhichhavecontinuouslybeenadaptedtonoveldevelopmentsinthefieldandtothe<br />

groupofparticipatingphysicists. Fromameetingofafewtheoreticalphysicistsinthelate80’s,the<br />

Korrelationstagedevelopedintoafive-dayconferencewithabout150participants,roughly30%ofthem<br />

beingexperimentalists.TheKorrelationstage2009startedwiththewelcomereceptionSundayevening,<br />

March1st,andintotal65talkswerepresented(includingthecolloquiumtalkonMonday)untilFriday<br />

noon.Inordertostimulatefocuseddiscussionsinthestyleofthesmallmeetingsoftheearly1990swhile<br />

keepingtheconferenceopenforawiderangeoftopicsandparticipants,wemodifiedtheconference<br />

setup: Twofocustopicswereidentifiedforthe2009meeting,“heterostructures”and“nonequilibrium<br />

dynamicsofstronglycorrelatedsystems”,twotimelyandrapidlydevelopingfields,withstrongmutual<br />

stimulationbetweentheoryandexperiment. Foreachfocustopic,weinvitedtwokeynotespeakers,<br />

JochenMannhart,Univ. Augsburg,andGeorgeSawatzky,Univ. BritishColumbia(heterostructures)<br />

aswellasAndreaCavalleri,Univ. Hamburg,andAndrewMillis,ColumbiaUniversity(nonequilibrium<br />

dynamics). AndreaCavallerigavethe mpipkscolloquiumonMondayafternoon. Eachofthesespecial<br />

talks,towhichweallottedtwicethetime(i.e.,40minutesplus10minutesdiscussions),wasexcellent<br />

and,infact,energizedtheKorrelationstagetremendously.Weappreciateverymuchthesupportofthe<br />

mpipksforthisconcept,inparticularthatthetwospeakersfromtheU.S.(AndrewMillis)andCanada<br />

(GeorgeSawatzky)werefunded.Weconsidertheconceptofkeynotespeakersintroducingfocustopics<br />

asextremelysuccessfulandrecommenditstronglyforfutureKorrelationstage.<br />

OneaimoftheKorrelationstageistogiveyoungscientiststheopportunitytoreportontheirwork.About<br />

20talkswerepresentedbyfirst-timespeakers,severalofthemadvancedPhDstudents. Theyblended<br />

perfectlyintothesessionswithmoreexperiencedspeakerswithoutanyreservation. Thescientificlevel<br />

washighandthetalksweremostlyskillful.<br />

Theconferencewasopenforalltopicsofstronglycorrelatedsystems,includingsessionsonlow-dimensional<br />

systems, orbitalphenomena, quantumphasetransitions, high-Tc superconductivity, Kondosystems,<br />

metal-insulatortransitions,magneticorderinHubbard-andHeisenberg-typesystems,theoreticalmethodsforstronglycorrelatedsystemsandcondensateswithultracoldatomgases.<br />

Aspecialfeaturewas<br />

theThursdayeveningsessiononsuperconductivityinFepnictides,anovelfieldthathadappearedin<br />

2008.Thesessionfilledthelectureroomdespitethelatehour.<br />

Irrespectiveofthesession,thescientificdiscussionswerelively(thisactuallyappliedforalltalks)and<br />

reflectedthegreatinterestandinvolvementoftheparticipantsinalltopicswhichwerepresented.This<br />

wasalsovalidforthepostersessionsMondayandTuesdayevening.TheconferenceKorrelationstagestill<br />

representsauniquemeetingforphysicistsworkinginthefieldofstronglycorrelatedelectrons,especially<br />

fortheGermancommunityincludinginternationalguests. Itbooststheexchangeofnewideasandis<br />

inparticularaforumforyoungphysicistswhosubmittedapplicationsingreatnumbersandcontributed<br />

withverygoodorevenexcellentpostersandtalks.<br />

PhysicalBiologyCircleMeeting,Workshop<br />

Scientificcoordinators:S.Grill,F.Jülicher<br />

TheinterfacebetweenBiologyandPhysicsisanexcitingandthrivingfieldofresearch.Ontheonehand,<br />

manykeyquestionsinBiologywillonlyfindananswerthroughthethoroughstudyoftheunderlyingand<br />

relevantphysicalmechanism.Ontheotherhand,thevastcomplexityofbiologicalsystemspresentsyet<br />

unsolvedchallengestotheoreticalphysiciststhatworkintheareasofstatisticalphysics,non-equilibrium<br />

thermodynamicsandcomplexnetworks. Thequestionsthatneedtobeansweredareplentiful,andanswersrequireadetaileddescriptionofbiologicalsystemsatcellularandsub-cellularscales.Thismeeting<br />

waspartofanannualmeetingoftheEuropeanAssociateLaboratory,inacollaborativeeffortbetween<br />

118 DetailsandData

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