نتایج جستجو برای: phases

تعداد نتایج: 108949  

Journal: :Physical Review Letters 1997

Journal: :International Journal of Modern Physics B 2001

Journal: :Proceedings of the American Mathematical Society 2014

Journal: :Bulletin of the Seismological Society of America 1949

Journal: :Physical review 2021

Topology in quantum matter is typically associated with gapped phases. For example, symmetry protected topological (SPT) phases, the bulk energy gap localizes edge modes near boundary. In this work we identify a new mechanism that leads to phases which are not only gapless but where absence of essential. These `intrinsically SPT phases' have no counterpart and hence also distinct from recently ...

Journal: :iranian journal of veterinary research 2013
r. shahrooz m. razi a. babai

this study was conducted to evaluate histochemical alterations of river buffalo’s uterine wall acid andalkaline phosphatases (alp and acp), lipase and carbohydrate ratio during follicular and luteal phases.forty apparently healthy and non pregnant river buffalos were considered for removal of the uterus aftersacrifice in slaughterhouse. all dissected uteri were divided into two luteal (by obser...

2000
FELIX VON OPPEN BERTRAND I. HALPERIN ADY STERN

While a large number of fractional quantized Hall states have been discovered in the lowest Landau level, such states become increasingly rare in higher Landau levels. Few quantized Hall states have been observed in the first Landau level (Landau level filling factor 2 ≤ ν < 4) and no such states have so far been found for filling factors ν ≥ 4. Correspondingly, the role of electron-electron in...

2001
David Adger Gillian Ramchand

We adopt a theory of relativisation based on the idea that relatives, like wh-constructions in the analysis of Chomsky (1998), require two sorts of features to construct their LF-interpretation. We argue that it is the variable interpetability of these features that gives rise to different syntactic patterns. We use this theory to provide an explanation for some curious syntactic facts found in...

2001
Ranjan Mukhopadhyay C. L. Kane T. C. Lubensky

We study systems of coupled spin-gapped and gapless Luttinger liquids. First, we establish the existence of a sliding Luttinger liquid phase for a system of weakly coupled parallel quantum wires, with and without disorder. It is shown that the coupling can stabilize a Luttinger liquid phase in the presence of disorder. We then extend our analysis to a system of crossed Luttinger liquids and est...

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