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mnsm92
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[ { "content": "the optical and electronic properties of low - dimensional materials have been an important subject of study in the field of condensed matter physics . in particular , \n one - dimensional ( 1-d ) materials are predicted to possess unique properties that are distinctly different from those at high...
[ { "content": "the harris - plischke - zuckermann model@xcite has long been used to study the effects of random uniaxial anisotropy on ferromagnetism . \n the hamiltonian of this random anisotropy model ( ram ) is @xmath9 where each @xmath10 , the dynamical on site @xmath11 , is usually taken to be a classical t...
[ { "content": "the next generation of low - background physics experiments , including direct detection of weakly interacting massive particle ( wimp ) dark matter may provide significant insight to physics beyond the standard model and the nature of the dominant matter constituent of the universe @xcite . \n t...
[ { "content": "a key ingredient to successful analysis of images produced with the aid of an adaptive optics ( ao ) system is the determination of the point - spread function ( psf ) . \n the application dictates how precisely the psf must be determined . \n for example , limiting the uncertainty in psf - fittin...
[ { "content": "the rvs is a slitless spectrograph whose spectral domain is 847 - 874 nm and resolving power @xmath2 . \n the expected accuracy is 1 km s@xmath1 for f0 to k0 stars brighter than v@xmath3 , and for k1 to k4 stars brighter than v@xmath4 . \n the main scientific objectives of rvs are the chemistry an...
[ { "content": "magnetic fields ( mf ) in single evolved stars are still poorly studied . \n most of the g \n k m giants presently been known as active are fast rotators . \n ( fekel&balachandran , 1993 ; huensch et al . , \n angular momentum dredge - up has been suggested to provide the fast rotation , driven b...
[ { "content": "an approximate census of massive galaxies at redshift @xmath1 provides a morphological classification into 40% disks , 15% extended spheroids , 25% compact spheroids and 20% peculiar objects ( e.g. * ? ? ? \n more than 9 gyrs later , in the present - day universe , a similar census of massive gala...
[ { "content": "stars are formed in various environments with different density , temperature , rotation , turbulence , magnetic fields , metallicities , and so on . to take account of these effects , computational simulations including many physical processes have been extensively performed and played leading ro...
[ { "content": "the science of self - assembly \" , as introduced by george whitesides and coworkers about fifteen years ago @xcite as a promising research direction , is a large and rapidly growing field of tremendous technological potential and fundamental interest . \n its motivating factor is simple : direct...
[ { "content": "this paper continues the project , begun in @xcite , of using heegaard splittings to construct closed essential surfaces in finite covers of 3-manifolds . \n the idea , based on the work of casson and gordon @xcite , is to lift a heegaard splitting of a 3-manifold to a finite cover in which there ...
[ { "content": "direct detection of gravitational waves appears likely in the near future . \n existing terrestrial long - baseline interferometers , such as the laser interferometer gravitational - wave observatory ( ligo ) and virgo , have achieved their design sensitivity @xcite . \n next - generation interfer...
[ { "content": "for an integer @xmath1 and a positive integer @xmath2 , let @xmath3 denote the set of integers @xmath4 . a finite collection of congruence classes @xmath5 \n is called a covering system in @xmath0 if each integer belongs to at least one congruence class . \n this concept was first introduced by er...
[ { "content": "since we are exploiting the @xmath3 and @xmath4 appearance channels , the observables that we use in our numerical analysis are the number of expected electron neutrino and antineutrino events . for the central values of the already measured oscillation parameters , \n we have thus computed the ex...
[ { "content": "multiple protostellar systems ( mpss ) are common among every stage of protostellar evolution , but are tricky to decipher . \n fragmentation is believed to be the main mechanism for forming mpss @xcite , but how and when fragmentation occurs is still a major question . to constrain the fragmentat...
[ { "content": "many imaging techniques reconstruct a signal from its frequency or fourier measurements . \n but in practice the phase information of the data in the frequency domain may not be available to the detecting and sensing devices , e.g. , in x - ray crystallography @xcite . \n it therefore arises the p...
[ { "content": "according to the _ recycling _ model ( e.g. @xcite ) millisecond - or recycled - pulsars ( msps ) are formed in binary systems where the companion star transfers mass , and hence angular momentum , onto the neutron star ( ns ) . \n extended mass transfer from low mass companions can cause the ns t...
[ { "content": "let @xmath0 be a rational function of degree @xmath1 on the riemann sphere and let @xmath2 be its julia set . \n our goal is to study the spectrum of lyapunov exponents of @xmath3 . given @xmath4 we denote by @xmath5 and @xmath6 the _ lower _ and _ upper lyapunov exponent _ at @xmath7 , respective...
[ { "content": "partial or full ring - like structures , which apparently are projections of shells , are often found in the interstellar medium ( ism ) . \n these dense shells could possibly be driven by one of the numerous sources like , ionising radiation from young star - clusters , early type massive stars ,...
[ { "content": "it is important to understand theoretically the mechanisms by which quark - gluon plasmas can locally equilibrate in heavy ion collisions such as those at rhic . since the path - breaking work of baier , mueller , schiff and son @xcite on `` bottom - up '' thermalization \n , one modest theoretica...
[ { "content": "one of the predicted manifestations of lorentz invariance violation ( liv ) is a dependence of the speed of light in vacuo on its energy ( see refs . and references therein ) . \n according to postulated liv effects , two photons of energies @xmath0 emitted simultaneously from a distant astrophy...
[ { "content": "lattice quantum chromodynamic calculations predict a new state of matter of deconfined quark and gluons ( quark gluon plasma , qgp ) at an energy density exceeding @xmath4 1 gev/@xmath5 @xcite \n . nuclear matter at high energy density has been extensively studied through ultra - relativistic he...
[ { "content": "many complex systems can be expressed as networks in which a node represents an object ( e.g. , person , web page , protein ) and an edge represents the relationship between two objects ( e.g. , friendship , hyperlink , physical interaction ) \n . a network can be characterised by microscale , mes...
[ { "content": "the _ teichmller flow _ @xmath2 acts on components of strata in the moduli space of area one abelian or quadratic differentials for a non - exceptional surface @xmath1 of finite type . \n this flow has many properties which resemble the properties of an anosov flow . \n for example , there is a pa...
[ { "content": "the excited states of the nucleon have been studied experimentally since the 1950 s @xcite . \n they contributed to the discovery of the quark model in 1964 by gell - mann and zweig @xcite , and were critical for the discovery of `` color '' degrees of freedom as introduced by greenberg @xcite ...
[ { "content": "heii recombination emission indicates the presence of very hard ionizing radiation with photon energies @xmath2 54ev . \n star - forming galaxies with lower metallicities tend to have larger nebular heii@xmath04686 line intensities compared to those with higher metallicities ( e.g. guseva et al . ...
[ { "content": "in paper @xcite , we surveyed period variations of superhumps in su uma - type dwarf novae ( for general information of su uma - type dwarf novae and superhumps , see @xcite ) . \n @xcite indicated that evolution of superhump period ( @xmath3 ) is generally composed of three distinct stages : earl...
[ { "content": "in relativistic heavy - ion collisions at top rhic and the lhc energies , a hot and dense matter the quark - gluon plasma ( qgp ) has been created . during its expansion , \n the qgp fireball quickly cools down , which then undergos the phase transition and produces a large amount of hadrons . \n...
[ { "content": "recent x - ray studies of seyfert 2 galaxies with and have shown that the 0.110 kev spectra of these sources are rich in emission lines at both soft and hard energies ( e.g. , guainazzi et al . 1999 ; turner et al . \n the interpretation of the emission lines is problematic because of ambiguitie...
[ { "content": "the central idea of algebraic quantum field theory is the representation of observables by a net of local @xmath0-algebras associated to bounded regions of a spacetime ( see ( haag , 1992 ) ) . \n this correspondence is established _ via _ the standard axioms of the theory such as isotony , locali...
[ { "content": "the channel capacity of multiple - input - multiple - output ( mimo ) channels linearly increases with the number of antennas @xcite . \n maximum - likelihood ( ml ) detection provides the minimum error rate . \n however , the computational complexity of the simple ml detection algorithm grows exp...
[ { "content": "51 ophiuchi is a be ( b9.5iiie ) star , located at 131 pc with a rotational velocity @xmath1 = 267 @xmath2 5 km / s @xcite . \n 51 oph shows a large infrared excess , that was first noticed by waters et al . \n 1988 @xcite . \n this infrared excess was explained as being originated by the circumst...
[ { "content": "the _ constraint satisfaction problem _ ( csp ) provides a common framework for many theoretical problems in computer science as well as for many real - life applications . \n a csp instance consists of a number of variables , a domain , and constraints imposed on the variables with the goal to de...
[ { "content": "a group @xmath1 is said to be _ residually finite _ if for any distinct @xmath7 there is a finite group @xmath8 and a homomorphism @xmath9 such that @xmath10 in @xmath8 . informally speaking this means that @xmath1 can be approximated by its finite quotients , in which case these quotients can be ...
[ { "content": "the problem of motion , one of the cardinal problems of einstein s gravitation theory , has received continuous attention over the years . \n the early , classic works of lorentz - droste , eddington - clark , einstein - infeld - hoffmann , fock , papapetrou and others led to a good understanding ...
[ { "content": "a large class of dilute magnetic semiconductors ( dms ) is based on manganese doping of iii - v or group - iv hosts having the zincblende , wurzite , or diamond structure . \n formally , mn is either a single or double acceptor , depending on whether it substitutes for a group - iii or -iv atom , ...
[ { "content": "most formation scenarios of globular clusters commence with giant molecular clouds ( gmcs ) undergoing a phase of rapid star formation . \n this star formation can be triggered by several processes , e.g. a thermal instability ( fall & rees 1985 ; murray & lin 1990 ) , a radiative shock ( kang et...
[ { "content": "fig . [ fig1 ] . \n comparison of experimental and model results for coherence length variation with observation angle for ( a ) a tuned rcled and ( b ) a detuned rcled . fig . [ fig2 ] . \n coherence length variation as a function of numerical aperture generated using empirical model data in t...
[ { "content": "the habitable zone is defined as the region around a star where a planet with co@xmath0 and h@xmath0o as its main greenhouse gases can support liquid water at its surface @xcite . \n the habitable zone is relatively wide because of the silicate - weathering feedback @xcite . \n silicate - weatheri...
[ { "content": "solar flares and coronal mass ejections ( cmes ) involve a sudden release of magnetic energy stored in complex active regions through magnetic reconnection @xcite . \n the several mechanisms may compel the energy build - up in the flaring and eruptive regions that later released in form of bulk ma...
[ { "content": "in the first realizations of bose - einstein condensation ( bec ) in the laboratory @xcite and in many experiments ever since , the bose gas is trapped in a potential that can be considered as parabolic to a very good approximation . in the thermodynamic limit , within the ideal gas approximation ...
[ { "content": "in the present paper , we consider the following cauchy problem for the derivative nonlinear schrdinger equation @xmath4 where @xmath5 is a complex - valued wave function , both @xmath6 and @xmath2 are real numbers . a great deal of interesting research has been devoted to the mathematical anal...
[ { "content": "gotthilf heinrich ludwig hagen is most renowned for his contributions to the study on laminar flow in pipes ; his measurements published in 1839 studied what is now well - known as the ( hagen-)poiseuille law @xcite . \n less well - known is hagen s work on granular systems . while janssen , with ...
[ { "content": "spin - glasses are simple models for disordered systems . \n they can be defined very easily in mathematical terms ; on the hand , the properties of such simple models usually are quite rich . \n statistical physics of spin - glasses has been studied for more than thirty years since the concept of...
[ { "content": "the field of flavour physics is experiencing rapid experimental progress , e.g. increasingly precise measurements of the leptonic mixing angles and perspectives to measure currently unknown parameters , such as the leptonic dirac cp phase and the neutrino mass ordering . \n this progress provides...
[ { "content": "the @xmath5 galaxy fsc 10214 + 4724 was one of the most remarkable objects detected by the survey . \n originally proposed to be the most luminous galaxy known ( rowan - robinson 1991 ) , multi - wavelength observations subsequently showed that it is lensed by an intervening @xmath6 galaxy , boo...
[ { "content": "rarefied gas flows have recently attracted significant research interest due to the rapid development of micro / nano - fluidic technologies . gaseous transport in micro / nano devices is often found to be non - equilibrium , and non - equilibrium phenomena have not yet been well understood @xcite...
[ { "content": "the monte carlo method for classical and quantum lattice models has been improved dramatically since the proposal of the metropolis method@xcite . \n the introduction of the extended ensemble , being one of the ideas that enhanced the monte carlo method , is characterized by a random walker travel...
[ { "content": "velocity dispersion profiles and surface density profiles are among the most basic tools for investigating the structure of star clusters . \n however , such investigations indicate that the region around the tidal radius , at which the internal acceleration of a star cluster is similar to the tid...
[ { "content": "shear flows provide one of the paradigms of transport processes @xcite . \n the importance of chaos in the equations underlying macroscopic shearing has recently been addressed by various numerical studies @xcite , which to some extent were supported by kinetic theory @xcite and rigorous mathemati...
[ { "content": "considerable uncertainties remain as to what controls the apparent link between the activity of active galactic nuclei ( agn ) during the time that a black hole is fed and star formation . \n the accretion disk surrounding a super - massive black hole ( smbh ) emits highly energetic radiation and ...
[ { "content": "one of eddington s famous discoveries is that the isotropic distribution function ( df ) of a spherical stellar system can be calculated from the density using an abel transform pair @xcite : @xmath6 here , @xmath7 is the binding energy per unit mass , and @xmath8 is the relative potential . ho...
[ { "content": "very recently , the d collaboration and the cdf collaboration at the fermilab tevatron reported their updated measurements of the mass difference between @xmath7 and @xmath8 mesons ( @xmath9 ) . \n the new bounds on the mass difference are @xcite : @xmath10 it was the first time that both the low...
[ { "content": "in @xcite aerts constructed an remarkable macroscopic model in which he could operationally define coincidence experiments violating ( the chsh version of ) bell s inequality ( bi ) , with exactly the same numerical value @xmath0 as the one obtained in typical coincidence experiments with entangl...
[ { "content": "the basic questions faced by extreme value analysis consist in estimating the probability of exceeding a threshold that is larger than the sample maximum and estimating a quantile of an order that is larger than 1 minus the reciprocal of the sample size . in words , they consist in making inferenc...
[ { "content": "the second - named author considered in @xcite so - called _ extremalities _ in the approximate integration . \n let @xmath0 be the @xmath1-th degree legendre polynomial given by the rodrigues formula @xmath2 then @xmath0 has @xmath1 distinct roots @xmath3 . \n the @xmath1-point gauss \n legendre...
[ { "content": "we develop new entropy based statistics @xmath2 called _ slide statistics _ which can be computed from any sample data in a metric space . as an application \n , we use these statistics to test whether financial returns are independent observations from a particular distribution . \n for example ,...
[ { "content": "recent observations of gamma - ray bursts ( grbs ) suggest that long duration grbs and type ib / c supernova ( sn ) explosions are tightly connected . \n for example , sn1998bw was observed in the positional error box of grb980425 @xcite . in this case \n the grb / sn association was based on the ...
[ { "content": "from the 1970s through the early 1990s , studies of galaxy clustering drove much of the progress in cosmology . \n measurements of steadily improving dynamic range and precision demonstrated good agreement with the predictions of a cosmological model incorporating scale - invariant , gaussian prim...
[ { "content": "the parity - violating deep inelastic scattering ( pvdis ) experiment e08 - 011 was completed in december 2009 at the thomas jefferson national accelerator facility ( jlab ) . \n the goal of this experiment @xcite was to measure with high precision the parity - violating asymmetry in deep inelast...
[ { "content": "tropical algebraic geometry is the geometry of the tropical semiring @xmath0 . \n its objects are polyhedral cell complexes which behave like complex algebraic varieties . \n although this is a very new field in which many basic questions have not yet been addressed ( see @xcite for a nice introdu...
[ { "content": "the discovery of superconductivity at elevated temperatures in the copper - oxide materials a quarter of a century ago sparked an intense effort to understand the mechanism of the superconductivity in these compounds . despite the wealth of information from the accumulation of hundreds of thousand...
[ { "content": "x - ray observations have shown that hot gas in groups and clusters of galaxies has been heated by some sources in addition to gravity . \n this was shown by the fact that the luminosity and temperature of a group or cluster follow a scaling relationship ( the @xmath3@xmath4 relation ) , @xmath5 ,...
[ { "content": "coronal mass ejections ( cmes ) are a major source of potentially destructive space weather conditions ( e.g. , geomagnetic storms , solar energetic particles ) . due to our increasing dependence on advanced technology , which is vulnerable to severe space weather conditions \n , there is a high n...
[ { "content": "dwarf novae a subclass of cataclysmic variable stars \n are quite well studied interacting binary systems composed of late - type red dwarf secondary and white dwarf primary stars ( warner 1995 , hellier 2001 ) . \n matter transferred from the red dwarf forms an accretion disc around the white dw...
[ { "content": "because of the limited spatial resolutions of the currently available instruments , the geometry and kinematics of broad - line region ( blr ) in active galactic nucleus ( agn ) is still an important and unresolved problem . \n this poor understanding results in an uncertainty for the virial coeff...
[ { "content": "being located two orders of magnitude closer than the nearest large galaxy , the galactic centre ( gc ) can be studied with much higher spatial resolution and sensitivity than is possible for other galaxies . \n because of this advantage , we can identify unique objects like the radio - arc consis...
[ { "content": "the weak decays of heavy baryons provide testing ground for the standard model . \n they reveal some important features of the physics of heavy quarks . from the study of the heavy quark physics , some important parameters of the standard model , for instance \n , the cabbibo - kobayashi - maskawa...
[ { "content": "in cold dark matter ( cdm ) cosmology , galaxies form hierarchically and present - day galaxies are the products of successive mergers @xcite . \n recent observations show that almost all galaxies harbor supermassive black holes ( smbhs ) at their centers @xcite and the black hole ( bh ) masses ti...
[ { "content": "the first of the above issues has been addressed very often in the past and we will restrict ourselves here to a brief summary . in the lf framework , \n non - trivial vacuum structure can reside only in zero - modes ( @xmath0 modes ) . since these are high - energy modes ( actually infinite energ...
[ { "content": "this work was sponsored by the oak ridge national laboratory , managed by ut - battelle , llc , for the u.s.department of energy under contract de - ac05 - 00or22725 .", "role": "user" }, { "content": "a novel approach that enables the study of parallel transport in magnetized plasmas ...
[ { "content": "let @xmath2 be the fock space representation of @xmath0 introduced by hayashi @xcite and further studied by misra and miwa @xcite , stern @xcite , and kashiwara , miwa and stern @xcite . \n it has a standard basis @xmath3 indexed by the set @xmath4 of all integer partitions . in @xcite two canonic...
[ { "content": "rare @xmath0 decays induced by flavor changing neutral currents ( fcnc ) play important roles in particle physics , where they are always regarded as ideal places for probing signals of new physics . \n the gim suppression of fcnc amplitude is absent in many new physics scenarios beyond the standa...
[ { "content": "the problem of compactifying the generalized jacobian of a singular curve has been studied since igusa s work @xcite around 1950 . \n he constructed a compactification of the jacobian of a nodal and irreducible curve @xmath0 as the limit of the jacobians of smooth curves approaching @xmath0 . \n i...
[ { "content": "in hard x - ray ( hxr ) emission of many flares quasi - periodic variations were observed with time - intervals between pulses , @xmath3s [ see ; see also review of and references therein ] . in our previous paper ( , paper i ) \n we attempted to investigate relationship between hxr loop - top ...
[ { "content": "when considering quantum field theories on non - commutative spaces , e.g. by employing the so - called groenewold - moyal star product , one inevitably has to deal with the infamous uv / ir mixing problem ( see @xcite for reviews of the topic ) : new kinds of non - local ir divergences prevent th...
[ { "content": "zinc oxide is a prominent example of an intrinsically n - type semiconductor . \n its abundant availability , its low - cost production , and its wide electronic band gap of approximately 3.4 ev make zno attractive for transparent and conducting oxide layers in consumer - electronics devices . how...
[ { "content": "two - dimensional ( 2d ) materials present some fascinating challenges to condensed - matter theory , with even the most simple 2d systems harboring surprises . \n one of the most famous problems involves the precise description of melting in 2d solids made up of hard , disk - like particles with ...
[ { "content": "the rapidly increasing relaxation timescales , the presence of non - exponential relaxation , as well as the violation of stokes - einstein relations between viscosity and diffusivity are some features observed close to the glass transition in glassy systems @xcite . \n the appearance of these fe...
[ { "content": "recent analyses of hypernuclear nonmesonic decay reveal the importance of short - range interaction of baryonic weak transition @xcite . \n it is , in fact , realized that the momentum transfer is large due to the @xmath10 mass difference , and therefore the short range interaction becomes importa...
[ { "content": "the higgs boson is the last remaining ingredient of a complete standard model . \n it s persistent elusiveness is perhaps not surprising . within the framework of the standard model \n , there are no symmetries which can be invoked to make a fundamental scalar light . \n the existence of a light s...
[ { "content": "both , the bohr - mottelson ( bm ) collective model @xcite and the interacting boson model ( ibm ) @xcite have thoroughly been used to study the same kind of nuclear structure problems . \n although very different in their formulation , both models present clear relationships . in an approximate w...
[ { "content": "after the advent of the brane world scenario @xcite and the ads / cft correspondence @xcite , there has been an increase in interest in the study of higher - dimensional black holes . \n the kerr metric was first generalized to higher dimensions in the seminal paper by myers and perry @xcite . \n...
[ { "content": "let @xmath1 be a locally compact group . \n an important notion in representation theory is that of a _ \n model_. broadly speaking , a model is a representation space of @xmath1 ( usually defined geometrically ) which contains any irreducible constituent with multiplicity one . \n consider the ca...
[ { "content": "oblivious transfer ( ot ) is an important two - party cryptographic protocol , as a building block for many general cryptographic primitives . in the first ot system introduced by rabin @xcite , \n a message is received with probability 1/2 and the sender does not know whether the message reaches ...
[ { "content": "study of traffic flow relies in no small part on theoretical / mathematical modeling because of the difficulty in extensive measurements and designed experiments , and predictions from simulation and analytical study have particular importance in this field @xcite . \n a car - following model is d...
[ { "content": "recently , narrowband fluorescent nanodiamonds ( nds ) harnessing the photoluminescence of silicon vacancy ( siv ) centers have attracted research interest due to their promising applications as single photon sources as well as fluorescence labels for in vivo imaging.@xcite for the application as ...
[ { "content": "markus bttiker was certainly one of the most influential scientists in the field of mesoscopic physics . among all his important contributions , \n time in quantum mechanics has a peculiar flavor since it occupied his mind at the right beginning and at the end of his carrier . \n intrigued at firs...
[ { "content": "in @xcite , witten studied @xmath2 heterotic string theory on @xmath3 with an @xmath4 , @xmath5 gauge instanton supported on @xmath6 with instanton number @xmath7 . \n the effective @xmath8 theory manifests @xmath9 supersymmetry and has gauge symmetry @xmath10 . \n the boundary of instanton modul...
[ { "content": "nonlinear conduction in correlated electron systems such as one - dimensional mott insulators@xcite and two - dimensional charge - ordered materials@xcite has been of great interest in the past few decades . \n they offer intriguing subjects of nonequilibrium physics in condensed matter and possib...
[ { "content": "many natural and technological complex systems can be described as networks connecting a large number of elements whose states evolve in time @xcite . \n the collective behavior of a system resulting from interactions between its components can exhibit non - trivial features , including critical ...
[ { "content": "there is currently interest in exploiting electron spin for nano - spintronic@xcite and quantum information processing@xcite . \n this is partly motivated by electron spin long coherence times @xcite and availability of scalable semiconductor technology . in the simplest approach , \n a physical q...
[ { "content": "the electron properties of two - dimensional ( 2d ) graphene , a single - layer carbon sheet , has attracted much attention by both theoreticians and experimentalists ( see @xcite and references therein ) . along with this related structures , namely graphene nanoribbons , \n are also under intens...
[ { "content": "thin film growth processes involve complicated kinetics giving rise to a rich variety of surface morphologies . within this vast domain , \n the study of the growth in the submonolayer regime is of particular interest due to the large impact of the initial kinetics on the resulting film structure ...
[ { "content": "it is well - known ( see , e.g. , ( * ? ? ? \n * th . 11.9 ) ) that , for @xmath1 , the set of values @xmath2 , @xmath3 , is dense in the complex plane . \n in fact , much more is true : it was proved by bohr and jessen that there exists a borel probability measure @xmath4 on @xmath5 , such that ...
[ { "content": "one of the most basic operations of linear optics is the interference between two optical modes in a two - path interferometer . in quantum optics \n , this scenario has been widely studied in the context of quantum metrology , where it serves to illustrate the role of non - classical correlations...
[ { "content": "the study of nonleptonic two - body decays of @xmath0 mesons is of primary importance for the exploration of cp violation and the determination of the flavour parameters of the standard model . because of the interference of several competing amplitudes , these processes allow for the presence of ...
[ { "content": "prompted by the necessity of a precise calibration of photo - detectors both in the analog and photon - counting regime @xcite , we presented recently @xcite a detailed theoretical analysis on the possibility to use the correlations of spontaneous parametric down conversion ( spdc ) light @xcite f...
[ { "content": "elemental cerium is stark example of the complicating effects of magnetism in metals . in principle \n a simple system , cerium at room temperature and ambient pressure presents a monatomic bravais lattice ( the face - centered - cubic @xmath3 phase ) . \n however , under the application of modest...
[ { "content": "parameters for our calculations have been obtained from a first - principle approach , as we detail in the following . as an initial step , \n first - principle density functional theory ( dft ) calculations were undertaken for a single substitutional boron impurity in two - dimensional ( 2d ) ...
[ { "content": "the lagrange - mesh method @xcite is a simple and often accurate method for solving quantum - mechanical problems . \n it can be seen as an approximate variational calculation using a basis of lagrange functions associated with a mesh and the gauss quadrature associated with this mesh to evaluate...