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A criterion for atomicity revisited

2007
*
Acta Informatica
*

The proof of correctness of the

doi:10.1007/s00236-007-0044-1
fatcat:rkvzqrpue5fj5iwfjuvvbajqle
*criterion*itself was based on Lynch's definition of*atomicity*by serialization points. Here, this*criterion*is reformulated as*a*specification HRW in the formal sense. ... In*a*natural way, this gives*a*specification (ARW ) of an*atomic*variable in the style of Abadi and Lamport. Several implementations of*atomic*variables by lower level primitives are known. ... Acknowledgments We are grateful*for*the constructive criticisms of an anonymous referee, which led to significant improvements of the presentation. ...##
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Quantum stability of an ion in a Paul trap revisited

2017
*
Molecular Physics
*

We study the quantum stability of the dynamics of ions in

doi:10.1080/00268976.2017.1313464
fatcat:3qpymey5mjabriddg6xsgjzloi
*a*Paul trap. We*revisit*the results of Wang et al. [Phys. Rev. ...*A*52, 1419 (1995)], which showed that quantum trajectories did not have the same region of stability as their classical counterpart, contrary to what is obtained from*a*Floquet analysis of the motion in ... Acknowledgement(s) The simulations were performed on resources provided by the Swedish National Infrastructure*for*Computing (SNIC) at the High Performance Computing Center North (HPC2N). ...##
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Approximation Errors of Online Sparsification Criteria

2015
*
IEEE Transactions on Signal Processing
*

*For*this purpose, several online sparsification criteria have been proposed to restrict the model definition on

*a*subset of samples. ... The most known

*criterion*is the (linear) approximation

*criterion*, which discards any sample that can be well represented by the already contributing samples, an operation with excessive computational complexity ... By

*revisiting*the upper bounds given in Section IV-

*A*

*for*each sparsification

*criterion*, we can easily show the following results. ...

##
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Exact ionization potentials from wavefunction asymptotics: The extended Koopmans' theorem, revisited

2009
*
Journal of Chemical Physics
*

*A*simple explanation is given

*for*the exactness of the extended Koopmans' theorem

*for*computing the removal energy of any many-electron system to the lowest-energy ground state ion of

*a*given symmetry. ...

*A*necessary and sufficient condition

*for*the validity of the extended Koopmans' theorem

*for*any state (not just the lowest-energy states of

*a*given symmetry) in terms of the third-order reduced density ... Further confirmation of our interpretation was obtained by

*revisiting*the accurate calculations on the Beryllium

*atom*from ref. 10 . ...

##
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Nonlinear dynamics of ionization stabilization of atoms in intense laser fields

2015
*
Physical Review A. Atomic, Molecular, and Optical Physics
*

We

doi:10.1103/physreva.91.023406
fatcat:zgb2ajmfyngzdise7ndy4tc44q
*revisit*the stabilization of ionization of*atoms*subjected to*a*superintense laser pulse using nonlinear dynamics. ... We emphasize the role of the choice*for*the ionization*criterion*, energy versus distance*criterion*. ... ) is without*a*ramp-down (T d = 0) and using the energy*criterion**for*ionization. ...##
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Hydration and coordination of K+ solvation in water from ab initio molecular-dynamics simulation

2010
*
Journal of Chemical Physics
*

According to our natural geometric

doi:10.1063/1.3369624
pmid:20370129
fatcat:oazytrwiazgjlef5tsi6qg63oy
*criterion**for*the coordinated oxygen*atom*, the average coordination number of K + is 6.24 and 6.53 at 300 and 450 K, respectively, which agrees with the experimental ... Car-Parrinello molecular-dynamics simulation Ab initio molecular-dynamics simulation of aqueous proton solvation and transport*revisited*Potassium ion in water plays*a*very important role in chemistry ... According to our natural geometric*criterion**for*the coordinated oxygen*atom*, the average coordination number of K + is 6.24 and 6.53 at 300 and 450 K, respectively, which agrees with the experimental ...##
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Locality and reality revisited
[article]

2002
*
arXiv
*
pre-print

Bell gave the now standard definition of

arXiv:quant-ph/0202064v3
fatcat:tuod3oqaxfcxxp4lpn5u3zjxia
*a*local hidden variable theory and showed that such theories cannot reproduce the predictions of quantum mechanics without violating his "free will"*criterion*: ... In particular, there is no violation of the free will*criterion*. ... Imagine*a*world in which, say,*a*particular type of crystal has the property that its surfaces are perfect square arrays of*atoms*, in which each*atom*has an asymmetric feature which define an orientation ...##
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On the significance of an accurate vector-set selection in molecular replacement: a practical example

2000
*
Acta Crystallographica Section A Foundations of Crystallography
*

Image Seeking Functions (ISFs) can be regarded as

doi:10.1107/s0108767300026349
fatcat:x7oxbomp5fetznobst2gfaahk4
*a**criterion*of fit between an observed Patterson map and*a*vector-set from*a*search model. ... s8b.m2.p4Vector-search methods*revisited*in macromolecular crystallography:*a*new rotation function in Patterson space. J.Borge, C. Alvarez-Rúa, S. García-Granda. ...##
###
Page 755 of Mathematical Reviews Vol. 58, Issue 2
[page]

1979
*
Mathematical Reviews
*

Non-

*atomic*systems of individuals*revisited*. Notis 3 (1969), no. 4, 431-434. Eberle, Rolf*A*. ' 58 #5090c Erratum: “Non-*atomic*systems of individuals*revisited*” (Nois 3 (1969), no. 4, 431-434). ... > at | )-*For*y of ons, > y ype of*a*va- ea) fer. Be dit- BS BERS 755 Logic and Foundations [false] in every finite*atomic*intended model but not in any infinite*atomic*intended model. ...##
###
Guest editorial: Special Issue on Science of Wear

2018
*
Friction
*

It is devoted to

doi:10.1007/s40544-018-0241-7
fatcat:7sh5rn2op5fqjcpfmvbnidczhq
*a*review of*a*recent series of papers on adhesive wear which offers*a*new paradigm*for*future wear research. ... It is felt that now it is the right time to*revisit*the subject of wear intensively, with*a*special focus on the understanding of physical mechanisms. ... It is devoted to*a*review of*a*recent series of papers on adhesive wear which offers*a*new paradigm*for*future wear research. ...##
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Hard-sphere displacive model of deformation twinning in hexagonal close-packed metals. Revisiting the case of the (56°, a) contraction twins in magnesium

2017
*
Acta Crystallographica Section A: Foundations and Advances
*

*A*continuous angular distortion matrix that transforms the initial hexagonal close-packed (h.c.p.) crystal into

*a*final h.c.p. crystal is determined such that the

*atoms*move as hard spheres and reach the ... The classical shear theory of deformation twinning does not specify the

*atomic*displacements and does not explain why contraction twinning is less frequent than extension twinning. ... Roland Logé, director of LMTM, and to PX group

*for*the laboratory subsidy and

*for*our scientific and technical exchanges. ...

##
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Diffraction of He atoms from Xe monolayer adsorbed on the graphite (0 0 0 1) revisited: the importance of multiple scattering processes

2003
*
Surface Science
*

We comment and discuss the findings and conclusions of

doi:10.1016/s0039-6028(03)00260-7
fatcat:nn5ozufb5zcilnoxb6mfuewmim
*a*recent theoretical study of the diffraction of He*atoms*from*a*monolayer of Xe*atoms*adsorbed on the graphite (0001) surface [Khokonov et al., Surf ... By*revisiting*the problem we demonstrate that all main conclusions of Khokonov et al. that pertain to the studied system are at variance with the available experimental and theoretical evidence and the ... Namely, KKK have arrived at such*a*conclusion by uncritically employing WeareÕs*criterion*[21]*for*n n in the regime in which this*criterion*is inapplicable (cf. Figs. 1 and 2 in Ref. ...##
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The generalized Lindemann melting coefficient
[article]

2020
*
arXiv
*
pre-print

Its main assumption is that melting occurs when the root-mean-square vibration amplitude of ions and

arXiv:2005.12912v1
fatcat:zj5jl6y2grdgxieudzlqpngare
*atoms*in crystals exceeds*a*critical fraction, h of the inter-*atomic*spacing in crystals. ... Using these vales, the recalculation of the melting temperatures indicates*a*good match to the experimental values*for*39 elements, corresponding to 12 out of 15 periodic groups. ... Figure 1 shows the melting temperature plotted as*a*function of the*atomic*mass number*for*49 mono-*atomic*solids. ...##
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Criterion for testing multiparticle negative-partial-transpose entanglement

2003
*
Physical Review A. Atomic, Molecular, and Optical Physics
*

We

doi:10.1103/physreva.68.042316
fatcat:snhjqnp5yfdl7cn5pdhgdo5564
*revisit*the*criterion*of multiparticle entanglement based on the overlaps of*a*given quantum state with maximally entangled states. ...*For**a*system of m particles, each with N distinct states, we prove that is m-particle negative partial transpose entangled, if there exists*a*maximally entangled state ͉MES͘, such that ͗MES͉͉MES͘Ͼ1/N. ... In this paper we*revisit**a*sufficient condition*for*m-particle entanglement of*a*state based on its overlaps with maximally entangled states. ...##
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Revisiting Julg's Structural Approach to Aromaticity

2001
*
Zeitschrift fur Naturforschung A-A Journal of Physical Sciences
*

*A*simple CNDO/2 calculation is shown to account satisfactorily

*for*heterocyclic typical rings and other miscellaneous systems. ... AbstractJulg's classical formula

*for*aromaticity is updated so as to involve bond indices. ... Iab is generalized

*for*multicenter bonds as below [11] ;

*for*the calculation of Irm g [6] we have used Iab-■ l = 2 £

*a*€

*A*,b£B,-■,£eL n « i L I L " (5) We have thus found interesting to

*revisit*Julg's ...

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