Results 101 to 110 of about 1,289,325 (289)

How many candidates are needed to make elections hard to manipulate?

open access: yes, 2003
In multiagent settings where the agents have different preferences, preference aggregation is a central issue. Voting is a general method for preference aggregation, but seminal results have shown that all general voting protocols are manipulable.
Jerome Lang   +4 more
core   +4 more sources

From Single Atoms to Nanoparticles: Pathways Toward Efficient and Durable Pt/TiO2 Photocatalysts

open access: yesAdvanced Functional Materials, EarlyView.
Platinum single atoms on TiO2 nanosheets evolve into clusters and nanoparticles under ethanol photoreforming and thermal treatments. By controlling deposition and post‐treatments, particle size and location on specific facets are modulated. The study reveals how stability pathways determine efficiency, guiding the design of more durable photocatalysts.
Juan José Delgado   +6 more
wiley   +1 more source

Exactitude, déterminants, effets et représentations de l’auto-évaluation chez des étudiants de première année universitaire

open access: yesRevue Internationale de Pédagogie de l’Enseignement Supérieur, 2016
Within the context of an early and formative evaluation framework assessing prerequisites when entering university, first-year students were asked to practice self-assessment by estimating their degree of mastery of each assessed prerequisite on a three ...
Valérie Wathelet   +5 more
doaj   +1 more source

Short-time asymptotics for marginal distributions of semimartingales [PDF]

open access: yes, 2012
We study the short-time asymptotics of conditional expectations of smooth and non-smooth functions of a (discontinuous) Ito semimartingale; we compute the leading term in the asymptotics in terms of the local characteristics of the semimartingale.
Amel Bentata   +3 more
core   +3 more sources

Lithium Intercalation in the Anisotropic Van Der Waals Semiconductor CrSBr

open access: yesAdvanced Functional Materials, EarlyView.
We report the lithium intercalation in the layered van der Waals crystal CrSBr, revealing strongly anisotropic ion‐migration dynamics. Optical and electrical characterization of exfoliated CrSBr shows lithium diffusion coefficients that differ by more than an order of magnitude along a‐ and b‐directions, consistent with molecular dynamics simulations ...
Kseniia Mosina   +13 more
wiley   +1 more source

Haldane's Fractional Statistics and the Riemann-Roch Theorem

open access: yes, 1994
The new definition of fractional statistics given by Haldane can be understood in some special cases in terms of the Riemann-Roch theorem.Comment: 38050 Povo, Trento and Division de Physique Th\'eorique, IPN, 91406 Orsay Cedex, 19 pages, IPNO/TH 94-11,
Dingping Li A   +2 more
core   +3 more sources

CHA Annual Meeting, Université du Québec à Montréal [PDF]

open access: yes, 2020
In a departure from its normal practice of gathering with the Learned Societies, the Canadian Historical Association will instead hold its 1995 meeting in Montreal from 25 to 27 August.

core  

RICERCHE STORICO-ARCHEOLOGICHE DELL’UNIVERSITÀ CATTOLICA DI MILANO SUL DELTA DELL’INDO (2010-2018)

open access: yesIstituto Lombardo - Accademia di Scienze e Lettere • Rendiconti di Lettere, 2020
Historic-Archaeological Research of the Catholic University of the Sacred Heart of Milano on the Indus Delta (2010-2018). The following text is only an abridged note on the excavations at Banbhore and some significant extra-moenia surveys carried out by the Italian Team within the Institutional framework of a “Pak-French-Italian Historical and ...
openaire   +2 more sources

Infrared Nanocrystals for Space Application: Hardness to Irradiations

open access: yesAdvanced Functional Materials, EarlyView.
This article investigates infrared HgTe nanocrystals under X‐ray and ion irradiation, revealing remarkable radiation hardness. It uncovers distinct degradation mechanisms and shows that the nanomaterial outperforms integrated electronics. The results position colloidal nanocrystals as promising candidates for resilient space and harsh‐environment ...
Alexandre Neyret   +22 more
wiley   +1 more source

The topology of the space of symplectic balls in rational 4-manifolds

open access: yes, 2003
We study in this paper the rational homotopy type of the space of symplectic embeddings of the standard ball $B^4(c) \subset \R^4$ into 4-dimensional rational symplectic manifolds. We compute the rational homotopy groups of that space when the 4-manifold
François Lalonde   +2 more
core   +2 more sources

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