Results 11 to 20 of about 856,510 (285)
Ion Beam Analysis and 14C Accelerator Mass Spectroscopy to Identify Ancient and Recent Art Forgeries
Forgeries exist in many fields. Money, goods, and works of art have been imitated for centuries to deceive and make a profit. In the field of Cultural Heritage, nuclear techniques can be used to study art forgeries.
Lucile Beck
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Atomic fountains and optical clocks at SYRTE: status and perspectives [PDF]
In this article, we report on the work done with the LNE-SYRTE atomic clock ensemble during the last 10 years. We cover progress made in atomic fountains and in their application to timekeeping.
Abgrall, M. +11 more
core +3 more sources
Many works of art have been attributed to Leonardo da Vinci (1452–1519), the great artist-scientist-engineer of the Italian Renaissance; however, art historians have struggled to find definitive proof to connect Leonardo to these art pieces.
Ina Reiche, Lucile Beck, Ingrid Caffy
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Laserlight visual cueing device for freezing of gait in Parkinson's disease: a case study of the biomechanics involved [PDF]
Background: Freezing of gait (FOG) is a serious gait disorder affecting up to two-thirds of people with Parkinson's disease (PD). Cueing has been explored as a method of generating motor execution using visual transverse lines on the floor.
B. Evans +7 more
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Hitting Times in Markov Chains with Restart and their Application to Network Centrality [PDF]
Motivated by applications in telecommunications, computer scienceand physics, we consider a discrete-time Markov process withrestart. At each step the process eitherwith a positive probability restarts from a given distribution, orwith the complementary ...
Avrachenkov, Konstantin +2 more
core +6 more sources
Les journées du Réseau des doctorants en études sportives (REDESP), rencontres interdisciplinaires en sciences humaines et sociales, visent à réunir les doctorant·es, jeunes docteur·es, étudiant·es de master 2, menant des recherches sur les activités physiques et sportives, en France et à l’étranger, autour de la thématique : « Mesure, démesure, des ...
openaire +1 more source
The evaluation of scholarly communication items is now largely a matter of expert opinion or metrics derived from citation data. Both approaches can fail to take into account the myriad of factors that shape scholarly impact. Usage data has emerged as a promising complement to existing methods o fassessment but the formal groundwork to reliably and ...
Johan Bollen +2 more
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Convex Sobolev inequalities and spectral gap [PDF]
This note is devoted to the proof of convex Sobolev (or generalized Poincar\'{e}) inequalities which interpolate between spectral gap (or Poincar\'{e}) inequalities and logarithmic Sobolev inequalities.
Bartier, Jean-Philippe, Dolbeault, Jean
core +4 more sources
Asymptotic description of stochastic neural networks. II - Characterization of the limit law [PDF]
We continue the development, started in of the asymptotic description of certain stochastic neural networks. We use the Large Deviation Principle (LDP) and the good rate function H announced there to prove that H has a unique minimum mu_e, a stationary ...
Faugeras, Olivier, MacLaurin, James
core +7 more sources
Depuis plusieurs décennies, la littérature accumule les études s’intéressant aux conceptions des enseignants et futurs enseignants relatives au redoublement.
Fanny Boraita, Géry Marcoux
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