By Herman Feshbach Professor of Physics Frank Wilczek
This choice of articles via experts in fractional facts levels from describing elaborate ordered states of condensed subject - and suggesting new ones - to editing the elemental rules of black gap physics.
Read or Download Fractional Statistics and Anyon Superconductivity PDF
Best solid-state physics books
Assuming an hassle-free wisdom of quantum and statistical physics, this booklet presents a accomplished advisor to relevant actual homes of condensed topic, in addition to the underlying concept helpful for a formal realizing in their origins. the subject material covers the central gains of condensed topic physics, yet with specific accessory at the houses of steel alloys.
Drawing from the large spectrum of phenomena, defined in additional than 100,000 articles on high-Tc superconductivity, during this e-book, the authors learn these simple houses for which figuring out will be completed in the framework of conventional tools of theoretical physics. this is often the case of the overdoped cuprates for which the "Bardeen application" has been discovered: we all know their digital spectrum, we will calculate their simple thermodynamic and electrodynamic homes, and expect new phenomena.
Nanotubes and nanosheets are low-dimensional nanomaterials with targeted homes that may be exploited for various functions. This e-book deals a whole evaluate in their constitution, homes, improvement, modeling methods, and functional use. It focuses realization on boron nitride (BN) nanotubes, that have had significant curiosity given their targeted high-temperature houses, in addition to graphene nanosheets, BN nanosheets, and steel oxide nanosheets.
- CONDENSED MATTER PHYSICS IN THE PRIME OF THE 21ST CENTURY: Phenomena, Materials, Ideas, Methods
- Magnetic structures of 2D and 3D nanoparticles : properties and applications
- Condensed Matter Theories
- Bose-Einstein condensation of excitons and biexcitons
Extra resources for Fractional Statistics and Anyon Superconductivity
In both tJ,ese cases, the low-energy excitations consist of slow modulations in the direction of th~ local l&1ag&etization. ) Such excitations are known as spin waves in the particular context of spin systems, or gf>nerically as Nsmbu-Goldstone bosons. As the wavelength of such a modulation becomes infinite, its eneTgy goes to zero. Truly uniform modulations cost nothing, since the states with different uniform directions of magnetization are related by symmetry, and are therefore degenerate with the ground atate.
First, there are situations in which one cannot deform all paths to the identity. This occurs, by definition, on spaces that are not simply connected. \ons in which the parallel transport is not. a continuous function of the path, or is ill-defined for some paths. An important class of examples concerns flux tubes in the Higgs phase of gauge theories. What about screening? Isn't the Higgs phase famous for screening charge? One should appreciate that the screening occurring in the Higgs mechanism is not a mystical process, but essentially a special case of the homely phenomenon of dielectric polarization as occurs in ordinary dielectrics or plasmas.
Statistics, according to our other interpretations. , for fluxes which are integral multiples of the fundamental flux quantum ~, or· equivalently when the angular momentum is quantized to integer values, or equivalently for bosons and fermions. 23 c. Finally there is the angular dependence of the cross-section, which again has a deeply geometric origin and important physical meaning. Note that this dependence is singular in the forward direction (it goes as the square root of the Rutherford factor in Coulomb scattering).