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[ { "content": "the experimental verification of many scalar - isoscalar resonances , @xmath6 , up to the energy of @xmath7 gev @xcite reenforced the idea that the scalar glueball lies among them . \n however , the remaining open question is which of these scalars - isoscalars is predominantly the glueball.in thi...
[ { "content": "dissipation , while generally seen as detrimental for quantum computers , can nevertheless be a useful resource if suitably engineered . appropriately chosen system - bath couplings can result in a non - equilibrium dynamics where initial states converge towards some dynamical steady state . \n th...
[ { "content": "the 2df qso redshift ( 2qz ) survey has established that the qso sample is a useful probe of cosmological models as a tracer of the large scale distribution of mass ( croom , et al . \n 2001 ; , hoyle , et al . \n 2002 ) . in general , \n constraints on cosmological parameters from qso sample ar...
[ { "content": "the classical wks sampling theorem has been extended to the case of nonuniform sampling by numerous authors . for detailed information on the theory and its numerous applications , \n we refer to the book @xcite . \n most known irregular sampling results deal with paley wiener functions which hav...
[ { "content": "the formation of electromagnetic showers in aligned single crystals was actively studied during the last decade . \n the first experimental investigation of such showers has been performed in @xcite at very high energy of incident electrons . \n corresponding theoretical studies were started with ...
[ { "content": "the four - electron li@xmath0 ion is interesting because of the significant role played by electron correlation in the binding of the outermost electron in this weakly bound system . \n the major contribution to the correlation energy arises from the interaction of the two valence electrons . beyo...
[ { "content": "it is now widely believed that the afterglow emission of gamma \n ray bursts is due to the deceleration of the relativistic fireball in the circum burst matter ( for reviews see piran 1999 ; 1999 ) . \n this produces a shock that accelerates electrons to random relativistic energies and probabl...
[ { "content": "heavy - fermion systems @xcite are characterized by a hierarchy of distinctive energy scales @xcite . \n the kondo scale , @xmath1 with bandwidth @xmath2 and superexchange @xmath3 , marks the screening of local magnetic moments . \n this screening is a many - body effect which entangles the spins ...
[ { "content": "challenge when determining the performance of a block error - correcting code is to measure its bit - error rate ( ber ) , which quantifies the reliability of the system . in practice , \n the ber estimation for a single code is simple , just send data and divide the errors committed among the tot...
[ { "content": "the cabibbo - kobayashi - maskawa ( ckm ) paradigm of quark mixing in the standard model ( sm ) is yet to be accurately tested in the @xmath2 sector , and it is quite possible that the np can affect the @xmath2 system while keeping the @xmath9 system untouched . indeed , for most of the flavor - d...
[ { "content": "this paper tries to understand whether concentrations of emission in observations of position - velocity space represent real clumps of gas in molecular clouds ; whether the properties inferred for the observed objects describe the actual clouds ; and what we can say about the mechanisms that driv...
[ { "content": "a scale - invariant spectrum of gravitational radiation is a key prediction of inflation @xcite . measuring the ratio of the amplitude of gravitational radiation to the amplitude of density perturbations , @xmath0 , would be a direct probe of the inflationary energy scale . such a measurement has ...
[ { "content": "interference plays a crucial role for both quantum physics and classical wave theories . in quantum optics \n quantum interferences and superimposed electromagnetic field components occur simultaneously . \n therefore , a proper analysis and determination of the character of interference patterns ...
[ { "content": "the idea of universality plays a major role in the modern understanding of critical phenomena . \n all the physical systems undergoing a continuous phase transition are believed to fall in a certain number of universality classes , depending on the dimensionality of the system and its symmetry gro...
[ { "content": "spin - polarized electron beams are useful for a number of applications in various fields of physics @xcite . \n they are utilized , for example , to study magnetic properties in condensed matter systems @xcite , electron - exchange processes in atomic collisions @xcite , and the inner structure o...
[ { "content": "thanks to gravitational amplification , galaxy clusters are a powerful tool to probe distant galaxies . indeed , one of the most distant galaxy detected is a gravitational arc at @xmath1=4.92 in the cluster cl1358 + 62 ( @xcite ) . \n other very distant lensed sources ( @xmath23 ) have been identi...
[ { "content": "sex , which involves the alternation of meiosis and gamete fusion , is a rather inefficient means of self - propagation as compared to asexual reproduction , where offspring stem only from a mitotically produced cells . \n one of the most common reasons used to explain the origin and maintenance o...
[ { "content": "hbt ( hanbury - brown - twiss ) interferometry is an indispensable tool to study the space - time structure of the particle - emitting source produced in high energy heavy ion collisions@xcite . \n the experimental pion hbt measurements at rhic give the ratio of @xmath4@xcite , which is much small...
[ { "content": "we investigate different effects contributing to the determination of the optimal angle of release at shot put . \n standard text - book wisdom tells us that the optimal angle is @xmath0 , while measurements of world - class athletes @xcite typically give values of below @xmath3 . in table \n [ ta...
[ { "content": "the future power system will be modernized with advanced metering infrastructure , bilateral information communication network , and intelligent monitoring and control system to enable a smarter operation @xcite . \n the transformation to the smart grid is expected to facilitate the deep integrat...
[ { "content": "quadratic gravitational lagrangians were proposed shortly after the formulation of general relativity ( gr ) as alternatives to einstein s theory . \n gravity modifications in the form of higher - order curvature invariants in the lagrangian are generally known as higher - order gravity ( hog ) th...
[ { "content": "as we know , the universe is expanding and this expanding is undergoing an accelerating phase . \n this issue discovered in type ia supernova @xcite , associated with large scale structure @xcite and cosmic microwave background @xcite . \n it is noteworthy that the accelerated expansion of the uni...
[ { "content": "the recent discovery at the large hadron collider ( lhc ) of a resonance at 125 gev compatible with the expectations for the higgs particle @xcite represents a major step towards understanding the origin of the mass of fundamental particles . \n eventually , this should also affect the other subfi...
[ { "content": "galactic winds that extend on a scale comparable to the host galaxies are now known to be a common feature both locally and at high redshifts . \n these winds are significant carriers of mass , momentum , and energies that may impact the formation and evolution of the host galaxies and the surroun...
[ { "content": "throughout their development , information theory , and more generally , probability theory , have benefitted from non - negative measures of dissimilarity , or loosely speaking , distances , between pairs of probability measures defined on the same measurable space ( see , e.g. , @xcite ) . \n no...
[ { "content": "organic field - effect transistors ( ofets ) are the elementary building blocks of `` plastic electronics''.@xcite in these devices , charges are induced in a thin conducting channel at the interface between an organic semiconductor and a gate insulator . \n while commercial applications have alre...
[ { "content": "atlas will be a particle physics experiment at the future large hadron collider ( lhc ) , which is being built at cern and is expected to start operation in 2007 . \n the pixel detector is the innermost component of the atlas inner tracker . in the barrel \n the detector modules are mounted on sta...
[ { "content": "this is the third in a series of papers analyzing the structure and physical parameters of the shapley supercluster ( ssc ) , based on galaxy redshifts . \n the first ( quintana et al . 1995 ; hereafter _ paper i _ ) presents and gives an initial analysis of the results of spectroscopic observatio...
[ { "content": "the tumor suppressor p53 plays a central role in cellular responses to various stress , including oxidative stress , hypoxia , telomere erosion and dna damage @xcite . in unstressed cells , \n p53 is kept at low level via its negative regulator mdm2 @xcite . under stressed conditions , such as dna...
[ { "content": "in his seminal work , luneburg @xcite derived a spherical optical lens with radially varying refractive index that focused a beam of parallel rays to a point at the opposite side of the lens ; a two dimensional variant is straightforward to deduce . \n of course this relies upon the governing equa...
[ { "content": "this review is about mesoscopic conductors , statistics of related physical quantities and their scaling behavior under change of the size of the conductor . \n a few words about the terms used here shall tell the reader what to expect . \n mesoscopic systems are intermediate between microscopic a...
[ { "content": "kamioka observatory , institute for cosmic ray research , university of tokyo , is located in kamioka - town in the northern part of the gifu prefecture in japan . \n the location of the laboratories is under the peak of mt . \n ikenoyama providing 2,700 meters water equivalent ( or 1000 m of roc...
[ { "content": "xb1254690 is a persistently bright , low - mass x - ray binary ( lmxb ) . \n it was identified with a faint blue star ( grmus , _ v _ = 19.1 ) , which exhibited the bowen blend of niii and ciii in emission @xcite . \n the object produced type 1 x - ray bursts @xcite , indicating the presence of a ...
[ { "content": "white dwarf ( wd ) stars represent the end points of stellar evolution for all low - mass stars , and are the fate of more than 97% of all stars in our galaxy . \n roughly 80% of wds belong to the spectral class da , with atmospheres characteristically dominated by hydrogen @xcite . when da wds co...
[ { "content": "giant molecular clouds ( gmcs ; @xmath4 ) in the galaxy are highly inhomogeneous : they are often filamentary in appearance , consisting of discrete clumps , or cores ( @xmath5 ) , which contain most of the mass of a cloud ( including any young stars ) and are surrounded by a more diffuse componen...
[ { "content": "as the mechanical properties of dna play an important role in its biological capacities , there has been much activity to accurately characterize these properties , not only in the elastic regime of small to moderate fluctuations but also for more strongly stressed systems . \n for example , dna i...
[ { "content": "several ideas have been put forward for dealing with strongly coupled theories . \n an early example , that works surprisingly well for qcd , is the notion of hidden local symmetry ( hls ) . \n take a theory with flavour symmetry @xmath9 spontaneously broken to a subgroup @xmath10 . \n the strateg...
[ { "content": "it seems plausible that the true origin of high - temperature superconductivity is found in a proper combination of the finite - range coulomb repulsion with a significant finite - range epi as suggested by a growing number of experimental and theoretical studies @xcite . in highly polarizable ion...
[ { "content": "vw ari ( hd 15165 , bds 1269 ) is a remarkable visual binary system consisting of two components : vw ari a ( v=6.@xmath671 , a - type ) and its companion ( v=8.@xmath633 , f - type ) . the primary vw ari a is a multiperiodic pulsating star ( probably of @xmath7 sct - type ) having non - radial mo...
[ { "content": "the interstellar medium ( ism ) of a typical disk galaxy is divided into variety of distinct phases , generally classified into hot ionized ( @xmath4 ) gas , the warm neutral medium ( wnm ; @xmath5 ) , and the cold neutral medium ( cnm ; @xmath6 ) . \n star formation , however , appears to be rest...
[ { "content": "driven many - particle systems are often affected by strongly nonlinear fluctuations which can lead to dramatic phenomena such as self - organized density waves @xcite , jamming @xcite , and spontaneous segregation @xcite . in inhomogeneous type - ii superconductors , nonlinear phenomena resulting...
[ { "content": "the series @xmath2 where @xmath3 , can be expressed as @xmath4 this identity ( [ binomial_thm ] ) is called the binomial theorem . the binomial theorem ( [ binomial_thm ] ) \n has many applications . \n for example , because @xmath5 from ( [ binomial_thm ] ) , we can perform numerical calculation ...
[ { "content": "claims of room temperature ferromagnetism ( fm ) have been made for several semiconducting oxides that do not contain any magnetic ions . the phenomenon has been observed in a variety of binary oxides prepared in nanoparticle@xcite and thin - film form @xcite . \n there has been considerable inter...
[ { "content": "the recent discovery of an overdensity of stars in the color - magnitude diagram ( cmd ) of the large magellanic cloud ( lmc ) having nearly the same color as the `` red clump '' of core he - burning stars but extending @xmath10.9 mag brighter has been interpreted as an intervening population of ...
[ { "content": "in many concrete situations the statistician observes a finite path @xmath0 of a real temporal phenomena . \n a common modeling is to assume that the observation is a finite path of a second order weak stationary process @xmath1 ( see , for example , @xcite ) . \n this means that the random variab...
[ { "content": "lattice models of interacting bosons and fermions such as hubbard model and its various generalizations are usually strongly correlated systems exhibiting various phases with competing orders , which are of fundamental interest in fields of both condensed matter and cold atomic physics . \n intere...
[ { "content": "the radio far infrared ( fir ) correlation is one of the tightest observed correlations in astrophysics that connects several independent physical parameters in the interstellar medium ( ism ) . \n the radio luminosity and the fir luminosity of star - forming galaxies are observed to be correlate...
[ { "content": "it is well - established that the fraction of star - forming galaxies declines as a function of increasing local galaxy density in the low redshift universe . \n also known as the star formation - density relation @xcite , this correlation has been confirmed in many studies , primarily using optic...
[ { "content": "asteroseismology was born as a natural extension of helioseismology ( for a recent review see @xcite ) . \n the success of helioseismology results from the ability to extract information from the sun s interior through accurately measured frequencies of more than 7000 acoustic oscillation modes ( ...
[ { "content": "the gaussian free field is widely considered to be a universal object describing the flucutations of heights of random surfaces . \n previous work has rigorously shown this to be the case in specific models ( @xcite,@xcite ) . in this paper , we show that if an interlacing particle system in two d...
[ { "content": "at optical and near infrared wavelengths , interstellar dust depresses the observed flux of galaxy disks by both scattering and absorption . \n several authors have proposed that , even in the face on perspective , normal , non starburst disks are optically thick at optical wavelengths , while o...
[ { "content": "both photon beams and electron beams can carry orbital angular momentum . in the case of photon beams , \n the orbital angular momentum is carried by the spiral wavefront @xcite . \n photon beams that carry orbital angular momentum have important applications @xcite in micro - machines , atom mani...
[ { "content": "x - ray studies of millisecond pulsars ( msps ) can constrain fundamental properties of their emission regions and , when combined with radio timing studies , their underlying neutron stars ( nss ) . in globular clusters \n both msps and low mass x - ray binaries ( lmxbs ) , their likely progenito...
[ { "content": "in recent few years new data from tjinaf on the @xmath6 elastic scattering were reported . \n they include the electric structure function , @xmath0 , measured with high precision up to @xmath11 @xcite and measurements of tensor polarization observables , @xmath2 , @xmath3 and @xmath4 , up to @xma...
[ { "content": "the cosmic microwave background radiation ( cmbr ) measurements play a crucial and irreplaceable role in establishing the favored cosmological model , that is , a flat cosmological constant - dominated , cold dark matter model ( @xmath2cdm ) , and constraining the cosmological parameters . \n it i...
[ { "content": "let @xmath0 and @xmath1 be banach spaces over a real or complex field @xmath6 . \n we use the traditional notations @xmath7 and @xmath8 for the unit sphere and the closed unit ball of the space @xmath0 , respectively . \n the banach space of all bounded linear operators @xmath9 will be represented...
[ { "content": "the cosmic star formation history ( sfh ) is an important test for galaxy formation models . \n experimentally our knowledge of the sfh comes from @xcite up to @xmath5 and from observations of color - selected lyman break galaxies @xcite , ly@xmath6 emitters @xcite , uv+ir measurements @xcite , an...
[ { "content": "in 2012 , h. amann introduced a class of ( possibly noncompact ) manifolds , called . roughly speaking , an @xmath0-dimensional riemannian manifold @xmath1 is _ uniformly regular _ \n if its differentiable structure is induced by an atlas such that all its local patches are of approximately the s...
[ { "content": "if borrowers have only assets that when liquidated generate cash in a local currency different from the currency in which their debt is due , their default risk will be higher than in the one currency case , as a consequence of the additional exchange rate risk . \n the increase in default risk is...
[ { "content": "in this article , we consider the classic problem : find the gravitational field which is produced by a point massive particle . if particle is at rest , then the gravitational field is spherically symmetric and static . \n the spherically symmetric solution of the vacuum einstein s equations is w...
[ { "content": "one of the implications from the data collected by the iras mission , combined with extensive radio surveys , is a nearly universal and tight correlation between the far - infrared thermal dust emission and the optically - thin total radio continuum emission ( mixing thermal and synchrotron compon...
[ { "content": "here we study the behavior of the polyakov loop by treating it as a heavy field that is a singlet under chiral symmetry transformations . \n we take the underlying theory to be two colors and two flavors in the fundamental representation . \n the degrees of freedom in the chiral sector of the effe...
[ { "content": "in the search for correlations among physical parameters of early - type galaxies , it has been recognized that the effective radius ( @xmath13 ) , the effective mean surface brightness ( @xmath14 ) , and the central velocity dispersion ( @xmath2 ) form a planar relation ( in logarithmic space ) k...
[ { "content": "the framework of lp - type problems , invented by sharir and welzl in 1992 @xcite , has become a well - established tool in the field of geometric optimization . \n its origins are in linear programming : sharir and welzl developed a randomized variant of the dual simplex algorithm for linear prog...
[ { "content": "the availability of quantum - degenerate bosonic atomic systems has recently allowed the extension of atom optics to the nonlinear @xcite and the quantum regimes . \n matter - wave four - wave mixing @xcite , coherent matter - wave amplification @xcite and superradiance @xcite , the generation of ...
[ { "content": "the observational evidence available to date indicates that a major star - forming epoch in a galaxy s history will generate a new set of star clusters that accompanies its population of ` field ' stars . \n thus , it is physically meaningful to think of a _ subsystem _ of star clusters as consist...
[ { "content": "there is much current interest in exploiting morphological instabilities to form periodic nanoscale patterns at crystal surfaces @xcite . \n because of their natural in - plane anisotropy , vicinal surfaces @xcite prepared at a miscut relative to a high symmetry orientation provide ideal substrate...
[ { "content": "confirmation , follow - up , and atmospheric characterization of a large number of super - earths and smaller planets will be among the main challenges facing exoplanet researchers in the next decade , especially once missions such as tess @xcite start identifying numerous candidates around bright...
[ { "content": "the possibility to isolate and perform direct transport measurements on few or even single graphite layers @xcite has triggered a large activity in the condensed matter community . \n the case of a single layer of carbon atoms , known as graphene , is of particular interest because of its unique e...
[ { "content": "the _ heat kernel approach _ ( hka for short ) , which will be presented and discussed in this paper , is a systematic method to construct state price densities which are analytically tractable . to be precise on analytic tractability , we mean with this notion that bond prices can be calculated e...
[ { "content": "in quantum field theory , unlike in classical physics , the energy density may be unboundedly negative at a spacetime point . \n such situations entail violations of all the known classical pointwise energy conditions , such as the weak energy condition @xcite . \n this fact has been known for qui...
[ { "content": "there is a serious question as to whether the specified gradients of rf cavities operating under vacuum would operate in the specified magnetic fields . \n this is under study by nfmcc collaboration @xcite and alternative designs using high pressure hydrogen gas , or open cell rf with solenoids i...
[ { "content": "in the standard model , cp violation is characterized by a single phase in the cabibbo - kobayashi - maskawa ( ckm ) matrix , rendering its elements complex . \n the ckm matrix is also unitary , so that determining whether or not this is empirically so is a central test of the standard model s ver...
[ { "content": "integrable wave equations play a key role in understanding numerous phenomena in science . in this connection , \n understanding the long - time asymptotics of solutions is crucial . roughly speaking \n , the typical behavior is that any ( sufficiently fast ) decaying initial profile splits into a...
[ { "content": "the problem of determining the angle @xmath0 at which a point mass launched from ground level with a given speed @xmath1 will reach a maximum distance is a standard exercise in mechanics . \n there are many possible ways of solving this problem @xcite , leading to the well - known answer of @xmath...
[ { "content": "breadth first search ( bfs ) is a fundamental graph traversal strategy . \n it can also be viewed as computing single source shortest paths on unweighted graphs . \n it decomposes the input graph @xmath5 of @xmath0 nodes and @xmath6 edges into at most @xmath0 levels where level @xmath7 comprises ...
[ { "content": "recently , a great deal of attention has been payed to wireless sensor networks whose nodes sample a physical phenomenon ( hereinafter referred to as field ) , i.e. , air temperature , light intensity , pollution levels or rain falls , and send their measurements to a central processing unit ( or ...
[ { "content": "to provide accurate quantum - electrodynamical ( qed ) evaluations of energy levels for two- and three - electron configurations of highly charged ions ( hci ) become now an urgent problem in atomic physics \n . this can be explained by the growing number of experimental data and the necessity to ...
[ { "content": "we are grateful to andrew przeworski for very helpful correspondence concerning his work , jeff weeks for many useful comments , and neil cornish for drawing our attention to the reference @xcite . \n we also thank faperj and cnpq for the grants under which this work was carried out . \n figure ...
[ { "content": "the core object of our investigation is an _ \n e. coli _ network representation of its combined gene regulation and metabolism , which can be thought of as functionally divided into three _ domains _ : the representation captures both gene regulatory and metabolic processes , with these processe...
[ { "content": "it is a well known fact that the nonrelativistic nucleon - nucleus optical potential is nonlocal and energy dependent feschbach_ann , feschbach_book . \n nevertheless , a common approach to studying the elastic @xmath0 scattering is the use of phenomenological local optical models , and a variatio...
[ { "content": "the analysis of modern accelerator - based neutrino oscillation experiments requires good control over the intermediate - energy neutrino - nucleus scattering cross section @xcite . in particular \n the importance of multi - nucleon events has been suggested in many calculations of charge - changi...
[ { "content": "we assume that the classical limit of the massive gluons is represented by the equation of motion with a mass : - d _ f _ - m^2 a _ = 0 , [ eqm ] where f_^a = _ a_^a - _ a_^a + g f_abc a_^b a_^c , and @xmath0 is the covariant derivative . \n the landau - gauge condition @xmath1 follows from this e...
[ { "content": "we show existence of a weak global dissipative solution of the cauchy problem for the two - component camassa holm ( 2ch ) system with arbitrary @xmath0 and @xmath1 , given by [ eq : chsys2a ] @xmath2 with initial data @xmath3 and @xmath4 . \n the initial data may have nonvanishing limits a...
[ { "content": "hgte / cdhgte quantum wells ( qws ) of thickness above a critical value belong to the class of @xmath1 two - dimensional topological insulators characterized by the existence of counter propagating helical edge modes @xcite . \n continuous advance in the technology of cdhgte - based heterostructu...
[ { "content": "among the most intriguing objects in the x - ray sky are the non - nuclear ultra - luminous x - ray ( ulx ) sources in nearby galaxies . \n this name describes those sources considerably more luminous than expected for a spherically - accreting object of typical neutron star mass . here , we defin...
[ { "content": "lower bounds on neutrino masses have not been found yet in direct laboratory experiments . in particular \n , in the case of neutrinoless double - beta decay one expects a decrease of an upper bound on the majorana mass @xmath2 only . \n this current improvement of upper limits on neutrino masses ...
[ { "content": "gw vir variables belong to the spectroscopic class of the pg 1159 stars ( wesemael , green & liebert 1985 ) , which is named after the prototype pg 1159@xmath0035 . \n these objects are strongly hydrogen - deficient post - agb stars which pass through the hottest stage of stellar evolution . \n...
[ { "content": "it is well known that collisional hydrodynamic viscosity is too small to explain the inferred rate of angular momentum transport in accretion disks ( shakura & sunyaev 1973 ) . \n one possible source of anomalous viscosity is turbulence resulting from the magneto - rotational instability , or mri ...
[ { "content": "accretion of gas onto a super massive black hole ( smbh ) in the nucleus of galaxies is believed to be the source of activity in quasars and seyfert galaxies ( commonly known as active galactic nuclei ( agns ) ; cf . \n rees 1984 ) . \n several studies have suggested that the mass of the smbh in t...
[ { "content": "the broad emission iron lines are well - known features found in about two dozens of spectra of active galactic nuclei and black hole binaries . \n they are supposed to originate close to the black hole by the reflection of the primary radiation on the accretion disc . \n the spin of the black hol...
[ { "content": "solvable lattice models related to the lie superalgebras @xcite have attracted a great deal of attention @xcite . \n for example , the supersymmetric @xmath3 model in strongly correlated electron system has received much attentions in relation with the high @xmath4 superconductivity . \n these mod...
[ { "content": "the rather faint ( @xmath1 ) star sdss j142625.71 + 575218.3 ( referred to hereafter as sdss j1426 + 5752 ) is a fascinating object in several aspects . \n first , it belongs to the newly - discovered type of carbon - atmosphere white dwarfs , also known as hot dq stars ( dufour et al . \n 2007 , ...
[ { "content": "nucleons in light nuclei have typical momenta that are small compared to the characteristic qcd scale of 1 gev . at these low momenta , qcd \n can conveniently be represented by a hadronic theory containing all possible interactions consistent with the qcd symmetries . \n effective field theory ( ...
[ { "content": "taking into account the recent technological advances , and needs of our modern society , the study of the magnetic properties of new materials is of fundamental importance to develop devices for different applications such as , for example , memory structures.@xcite in view of their characteristi...
[ { "content": "axially symmetric solutions of einstein s field equations corresponding to disklike configurations of matter are of great astrophysical interest , since they can be used as models of galaxies or accretion disks . \n these solutions can be static or stationary and with or without radial pressure . ...
[ { "content": "since the early fifties it is known from optical polarisation studies , that magnetic fields are constituents of the galactic interstellar medium . \n the magnetic field strength is about a few @xmath2 g . \n radio continuum observations clearly indicate synchrotron radiation originating high abov...
[ { "content": "many of the x - ray sources in the rosat all - sky survey have been identified optically in the hamburg objective prism survey ( hagen et al . 1995 ) , among which are several cataclysmic variables ( cvs ) ( jiang et al . \n the source rxj0944.5 + 0357 (= 1rxsj094432.1 + 035738 ; hereafter rxj0944...
[ { "content": "[ 1.1 ] a * quandle * @xmath0 is a magma satisfying the following properties : 1 . * \n ( idempotence ) * @xmath1 for all @xmath2 , 2 . * \n ( inverse ) * there exists @xmath3 such that @xmath4 for all @xmath5 , and 3 . * \n ( self - distributivity ) * @xmath6 for all @xmath7 . \n the pri...
[ { "content": "in signal processing , a classical uncertainty principle limits the time - bandwidth product @xmath0 of a signal , where @xmath1 is the measure of the support of the signal @xmath2 , and @xmath3 is the measure of the support of its fourier transform @xmath4 ( cf . \n , e.g. , @xcite ) . \n a very ...