Contents - Max-Planck-Institut für Physik komplexer Systeme
Contents - Max-Planck-Institut für Physik komplexer Systeme
Contents - Max-Planck-Institut für Physik komplexer Systeme
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Likewise,theresultsanddeepinsightinthedynamicsofplanetarysystemsimpressedthe’quantum’<br />
communityandtheworkshopmayhavehelpedthatthesetechniqueswillcrossdisciplinaryboundaries.<br />
CorrelatedPhenomenainLow-DimensionalSystems,SeminarandWorkshop<br />
Scientificcoordinators:J.S.Meyer,K.Shtengel,G.Refael<br />
TheLODI10meetinghostedresearchersinthefieldofstronglycorrelatedlow-dimensionalquantum<br />
systems, broadly defined. Several focus area were represented: low-dimensional superconductivity,<br />
topologicalphasesintwodimensions,phasetransitionsincoldatomsystems,quantummagnetism,and<br />
dynamicsof1dsystems. ThevarietyoffocusareaswithintheLow-Dimensionheaderservedtobring<br />
togetherkeyresearchers(boththeoristsandexperimentalists)infieldsthatarecloselyrelated, who<br />
traditionallyattendmorefocusedconferencesandhavefewopportunitiestointeract.Severalprominent<br />
researchersattendedthemeeting:PietBrouwer(F.U.Berlin),EugeneDemler(HarvardU.),Konstantin<br />
Matveev(ArgonneNL,USA),AlexanderMirlin(KITKarlsruhe)andFelixvonOppen(F.U.Berlin),as<br />
wellasCarloBeenakker(LeidenU.)whogavetheLODI10colloquium,tonameafew. Thecenter<br />
ofmass, sotospeak, ofourworkshopconsistedofayoungergenerationofparticipants: assistant<br />
andrecentlytenuredprofessorssuchasB.AndreiBernevig(Princeton),VictorGurarie(CUBoulder),<br />
IsraelKlichandAustenLamacraft(U.Virginia),KarynLeHur(Yale),OlexeiMotrunich(Caltech),and<br />
AnatoliPolkovnikov(BostonU.). Weshouldalsospecificallymentionanumberofexperimentalists,<br />
suchasAlexeyBezryadin(UIUC),MarcBockrath(UCRiverside),MichaelKoehl(Cambridge),Jeanie<br />
Lau(UCRiverside),andJensMartin(Harvard),whoparticipatedinourprogramandsharedtheirrecent<br />
experimentaldata. Theworkshopwasalsoattendedbyfourstudentsandalargenumberofpostdocs.<br />
Nearlyallpostdocshadanopportunitytopresenttheirworkinatalkeitherduringtheseminarweek(30<br />
minutes),orduringtheworkshopweeks(1hour).Studentsandpostdocswhodidnotgiveatalkinstead<br />
presentedaposterduringtwoeveningsintheseminarweek. Themeetingwascharacterizedbothby<br />
livelyexchangesduringthetalksandquestionperiods,aswellasactiveinformaldiscussionsduringbreaks.<br />
Webelievethatseveralcollaborationshavebeeninitiated, andmorecommonly, crucialinformation<br />
regarding new theoretical developments has been exchanged. Several completely new results have<br />
beenpresented: uniquesignaturesoftheentanglementspectrumofquantumHallstates(Bernevig),<br />
energyrelaxationinLuttingerliquids(vonOppen,Rosenow),andexoticphasetransitionin2dspinor<br />
condensates(Lamacraft). Thesearejustafewexamplesofmanytalkspresentingcrucialprogressin<br />
thefieldduringthelasttwoyears. Theyoungaverageageoftheparticipants,thelargenumberof<br />
prominentresearchersthatacceptedourinvitations,therelativebreadthoftopicsdiscussed,aswellasan<br />
excellentsupportinfrastructureprovidedbythe<strong>Max</strong><strong>Planck</strong><strong>Institut</strong>emadethemeetinganexcitingvenue.<br />
QuovadisBose-Einsteincondensation?,SummerSchoolandWorkshop<br />
Scientificcoordinators:M.Holthaus,A.Pelster<br />
TheconferenceQuovadisBose-Einsteincondensationwasdesignedtomonitorthepresentstateofultra<br />
cold-atomsresearch15yearsafterthegroundbreakingfirstrealizationsofBose-Einsteincondensates<br />
fromdiluteatomicvapors,andtoidentifypossiblefuturelinesofdevelopment.Theeventwasstructured<br />
intoatwo-weekssummerschoolprimarilyintendedforPh.D.-studentsandpostdocsworkinginthisor<br />
acloselyrelatedarea(August2-13),andasubsequentworkshophighlightingcutting-edgeresearch<br />
(August15-20). About45studentsandlecturershaveparticipatedinthesummerschool;about115<br />
researchersfrom30countriesattendedtheworkshop. Theprogramofthesummerschoolcombined<br />
lectureseriesdeliveredbywell-knownseniorscientistswithothersbyyoungeroneswhoarepresently<br />
atthevergeofgaininginternationalrecognition. Ontheonehand,E.Zaremba(Kingston)andS.<br />
Stringari (Trento) gave extensive accounts of finite temperature effects in Bose-condensed gases<br />
andofthehydrodynamictheoryoftrappedquantumgases, respectively; ontheother, lectureson<br />
semiclassicaltechniques(O.Gat,Jerusalem),Quantum-Monte-Carlomethods(L.Pollet,Harvard),<br />
far-from-equilibriumeffects(Th. Gasenzer,Heidelberg),thebasicsofquantumsimulation(D.Weld,<br />
MIT),andondipolarquantumgases(S.Ospelkaus,JILA/München)gaveimpressiveevidenceofthe<br />
variousnewchallengesarisingfromthehighdegreeofcontrolwhichcanbeexertedonultracoldatoms<br />
inopticalconfinements.AdditionallecturesweregivenbytheorganizersontheGinzburg-Landautheory<br />
forbosonsinopticallattices, andondynamicaleffectsinducedbyexternaldriving. Twoseminars<br />
allowedthestudentstobrieflyintroducetheirownworks. Withthreelecturesperdaytheschedule<br />
oftheschoolwassomewhatdense,butstillleftampletimefordiscussionsandexchangeofopinions.<br />
Theworkshopprogram,consistingof31invitedtalkswithadurationof45minuteseach,anadditional<br />
WorkshopReports 137
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