This book gathers the lecture notes of courses given at the 2010 summer school in theoretical physics in les houches, france, session xciv. Nascimbene ultracold dysprosium gases aqus workshop 1 36. Strong correlations in fermionic gases are discussed in optical. Abanin, 1,5 6 and eugene demler 1department of physics, harvard university, cambridge, massachusetts 028, usa 2department of physics and astronomy, rice. Request pdf renormalization group analysis of ultracold fermi gases with twobody attractive interaction we propose a new functional renormalization group rg strategy to investigate the many. In metrology we witnessed the advent of optical lattice clocks, in few body physics the investigation of e mov spectra, and in many body physics the observation of the bec to bardeencooperschrie er crossover. Pdf manybody physics with ultracold gases semantic scholar. Manybody physics with ultracold gases internet archive. This is mainly due to the intriguing possibility of tuning their interaction strength to almost arbitrary values by means of feshbach resonances. In recent years, ultracold atomic gases have become a fertile ground for developing and testing ideas of quantum many body physics. Quantum manybody states of ultracold gases and their.
Box 5, 5600 mb eindhoven, the netherlands in this chapter, we describe scattering resonance phenomena in general, and focus on the mechanism of feshbach resonances, for which a multichannel treatment is required. Insitu observation of incompressible mottinsulating domains of ultracold atomic gases nathan gemelke, xibo zhang, chenlung hung, cheng chin nature 460, 995 2009 46. Volume 94, july 2010 kindle edition by salomon, christophe, shlyapnikov, georgy v. The exploration of manybody physics with largespin ultracold fermions is a promising research direction of coldatom physics. The book includes some introductory chapters on basic concepts and methods, and then focuses on the physics of spinor, dipolar, disordered, and frustrated lattice gases. Ultracold and quantum gases of atoms contributed strongly to the research areas of our interest, of which we only give a few examples. Competition between weak quantum measurement and many. Immanuel bloch, jean dalibard, wilhelm zwerger download pdf.
Cheng chin curriculum vitae education academic position. Exploring quantum mechanics in manyparticle systems. Anderson localization is probed by releasing noninteracting, spinpolarized gases into three dimensional, anisotropic disordered potentials produced from optical speckle. Radiofrequency spectroscopy of polarons in ultracold bose gases. Abanin, 1,5 6 and eugene demler 1department of physics, harvard university, cambridge, massachusetts 028, usa 2department of physics and astronomy, rice university, houston, texas 77005, usa. The system and the questions ultracold quantum gases are exceptionally powerful systems for creating and studying interesting and novel quantum manybody systems. To a good approximation, samples are thermally isolated from the environment and thus represent idealized quantum. This includes both singleparticle physics and the interaction between the constituents.
A major experimental challenge is the precise control of interactions among atoms, which is important to realize exotic cooper pairing with rich internal spin structure. Sponsored by the unbc department of physics and ieee nbc exploring quantum mechanics in many particle systems using ultracold quantum gases at temperatures around one billionth of a degree above absolute zero, ultracold quantum gases offer an unprecedented opportunity for exploring the behaviour of many body systems using precise. Mekhov department of physics university of oxford this dissertation is submitted for the degree of doctor of philosophy st. This conference will bring together about 20 active researchers in fewbody problems in cold atomic gases to present recent progresses in this direction, and to discuss future developments and opportunities. Put forward by diplomphysiker thomas lompe born in.
The last part of the book covers simulators of quantum computers. The physics of quantum degenerate gases in optical lattices has rapidly grown to one of the most accounted. Fischer at seoul national university a position is open in the field of quantum manybody physics of ultracold gases, using the numerical method mctdhx. Esslinger bands with a twist and quantum sized steps 45 p. Nov 01, 2010 the exploration of many body physics with largespin ultracold fermions is a promising research direction of coldatom physics. Mathematical physics publishing date 20170829 type thesis publication status published pages 141 pages publisher department of physics, lund university defense location rydbergsalen, fysiska institutionen, professorsgatan 1, lund university, faculty of engineering. Fractional quantum hall physics with ultracold rydberg gases. Ultracold quantum gases in threedimensional optical lattice. Trapping ultracold atoms in optical lattices enabled the study of strongly correlated phenomena in an environment that is far more controllable and tunable than what was possible in condensed matter. Are we producing technological and economic benefit. Taking advantage of the precise control and purity available in atomic systems, quantum gases are now being used to address a range of questions in manybody quantum physics.
Typical experiments use magnetic or optical forces to trap a dilute vapor of atoms in high vacuum. Manybody physics with ultracold gases by immanuel bloch, jean dalibard, wilhelm zwerger. Written in a pedagogical style, this volume illustrates how the field of quantum gases has flourished at the interface between atomic physics and quantum optics, condensed matter physics, nuclear and highenergy physics, nonlinear physics and quantum. Radiofrequency spectroscopy of polarons in ultracold bose.
At large interparticle separations only the dipoledipole part survives, and the interparticle interaction reads we assume that the dipoles are polarized along the zaxis, see fig. Lev department of applied physics, stanford university, stanford, california 94305, usa. Condensed condensedmatter physics matter physics with ultracold. Pdf quantum simulations with ultracold quantum gases. An ultimate goal for experimentalists has been the realization of superfluidity in atomic fermi gases. Exploring quantum mechanics in manyparticle systems using. Radiofrequency spectroscopy of polarons in ultracold bose gases aditya shashi, 1,2 fabian grusdt, 3 4 dmitry a.
Manybody quantum physics with ultracold gases theory quantum dynamics group prof. Doublewell ultracoldfermions computational microscopy. In this strongly correlated regime, interactions between atoms dominate the behavior of the manybody system such that it can no longer be described by the usual theories for weakly interacting bose gases. An experimental approach for investigating manybody. Manybody physics with ultracold gases download link. Sponsored by the unbc department of physics and ieee nbc exploring quantum mechanics in manyparticle systems using ultracold quantum gases at temperatures around one billionth of a degree above absolute zero, ultracold quantum gases offer an unprecedented opportunity for exploring the behaviour of manybody systems using precise. Ultracold atoms are atoms that are maintained at temperatures close to 0 kelvin absolute zero, typically below several tens of microkelvin k.
Ultracold dilute atomic gases are ideal systems to probe and control quantum emergent phenomena. Quantum devices of superconductors and topological insulators. Physics of ultracold fermi gases revealed by spectroscopies. Competition between weak quantum measurement and manybody dynamics in ultracold bosonic gases abstract. They offer a unique way to study the universal behavior of stronglyinteracting manybody systems, such as hight c superconductors. Fleischhauer 1department of physics and research center optimas, university of kaiserslautern, germany. Spin diffusion in a strongly interacting fermi gas. Renormalization group analysis of ultracold fermi gases with. In recent years, ultracold atomic gases have become a fertile ground for developing and testing ideas of quantum manybody physics. Many body population trapping in ultracold dipolar gases. Quantum simulations with ultracold quantum gases immanuel bloch1,2, jean dalibard3 and sylvain nascimbene1,3 ultracold quantum gases offer a unique setting for quantum simulation of interacting manybody systems. Department of physics and astronomy ultracold quantum gases. Pdf ultracold quantum gases offer a unique setting for quantum simulation of interacting manybody systems. Theoretical progress in manybody physics with ultracold.
Localization and related measurements brian demarco, university of illinois. Dilute, ultracold gases provide a concrete realization of these basic models of manybody physics, and many of their characteristic properties have been veri. Quantum metrology with ultracold gases 10 june adriana palffy nuclear transitions in atomic physics 17 june shannon whitlock manybody physics with rydberg atoms 24 june alexander dorn electron collisions with atoms and molecules and new imaging methods for cold quantum gases 29 april klaus blaum precision measurements of atomic properties in. Mekhov department of physics university of oxford this dissertation is submitted for the degree of doctor of. Its focus are effects beyond standard weakcoupling descriptions, like the motthubbardtransition in optical lattices, strongly interacting gases in one and two dimensions or lowest landau level physics in quasi twodimensional gases in fast rotation. Pdf ultracold bosonic and fermionic quantum gases are versatile and robust systems for probing fundamental condensedmatter physics problems112, as. Coherence and decoherence in ultracold rydberg gases. Transport and disorderinduced localization of ultracold. In metrology we witnessed the advent of optical lattice clocks, in fewbody physics the investigation of e mov spectra, and in manybody physics the observation of the bec to bardeencooperschrie er crossover. Novel manybody quantum physics far from equilibrium. Put forward by diplomphysiker thomas lompe born in nienburg. Condensed matter and plasma physics research interests martin zwierleins research focuses on ultracold quantum gases of atoms and molecules.
For diverging interaction strength, an ultracold fermi gas can enter the universal. Feshbach resonances in ultracold gases servaas kokkelmans department of physics, eindhoven university of technology, p. To reach such low temperatures, a combination of several techniques typically has to be used. Possible topics include the application of the obtained quantum manybody states to quantum metrology and sensing, as well as manybody localization and the exploration of the properties of fragmented. A fraction of the atoms are localized by the disorder, and a mobility edge is found separating localized from extended states. Competition between weak quantum measurement and manybody. Introduction to experiments in ultracold atomic gases. Manybody quantum physics with ultracold gases theory. In the ultracold fermi gas experimental group we use gases of li6 atoms, cooled to temperatures below 100nk, to investigate strongly correlated fermions in the crossover. Physics of ultracold fermi gases revealed by spectroscopies aalto. Keywords ultracold rydberg gases, ultracold plasmas, boseeinstein condensation, atomlight interactions, manybody interactions.
Ultracold fermi gases ultracold fermi gases can serve as versatile model systems for various physical phenomena. A major experimental challenge is the precise control of interactions among atoms, which is important to realize exotic. Bottomup approaches to the manybody physics of fermions have recently demonstrated precise number and siteresolved preparations with tunability of interparticle interactions in singlewell, sw, and doublewell, dw, nanoscale con. I have already written a book chapter on the theory of spectroscopies in ultracold gases 1. Manybody physics with ultracold gases by christophe salomon, 9780199661886, available at book depository with free delivery worldwide. This new experimental environment opens the way to studying manybody physics from the socalled mean. Pdf ultracold quantum gases in optical lattices researchgate. Exploring many body physics with ultracold atoms lindsay jane leblanc, doctor of philosophy, 2011 graduate department of physics, university of toronto the emergence of many body physical phenomena from the quantum mechanical properties of atoms can be studied using ultracold alkali gases.
New developments in fewbody physics with ultracold bosons and fermions 30 p. Competition between weak quantum measurement and manybody dynamics in ultracold bosonic gases wojciech kozlowski supervisor. Its focus are effects beyond standard weakcoupling descriptions, like the motthubbardtransition in optical lattices, strongly interacting gases in one dimension or quasi twodimensional gases in fast rotation. The underlying basis for these many uses is that ultracold atomic gases can be trapped, interrogated for long times, and precisely controlled at the. Ultracold quantum gases in triangular optical lattices. Just a few billionths of a degree above absolute zero and a million times thinner than air, these gases provide ideal model systems for manybody physics in a clean and controllable environment. Majumdarghosh state is a paradigmatic example in the study of frustrated models, since it retains basic properties of spinliquid phases. Many body physics with ultracold gases by christophe salomon, 9780199661886, available at book depository with free delivery worldwide. Exploring manybody physics with ultracold atoms lindsay jane leblanc, doctor of philosophy, 2011 graduate department of physics, university of toronto the emergence of manybody physical phenomena from the quantum mechanical properties of atoms can be studied using ultracold alkali gases. This book illustrates how the field of quantum gases has flourished at the interface between atomic physics and quantum optics, condensed matter physics. With these exciting developments, we will organize the first international conference on fewbody physics in cold atomic gases. Department of physics and astronomy ultracold quantum. At these temperatures the atoms quantummechanical properties become important.
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