Results 81 to 90 of about 25,949 (265)

Pentagonal 2D Altermagnets: Material Screening and Altermagnetic Tunneling Junction Device Application

open access: yesAdvanced Functional Materials, EarlyView.
From a database of 170 pentagonal 2D materials, 4 candidates exhibiting altermagnetic ordering are screened. Furthermore, the spin‐splitting and unconventional boundary states in the pentagonal 2D altermagnetic monolayer MnS2 are investigated. A MnS2‐based altermagnetic tunneling junction is designed and, through ab initio quantum transport simulations,
Jianhua Wang   +8 more
wiley   +1 more source

Bayesian Model-Averaged Benchmark Dose Analysis via Reparameterized Quantal-Response Models [PDF]

open access: yesBiometrics, 2015
Summary An important objective in biomedical and environmental risk assessment is estimation of minimum exposure levels that induce a pre-specified adverse response in a target population. The exposure points in such settings are typically referred to as benchmark doses (BMDs). Parametric Bayesian estimation for finding BMDs has grown in
Fang, Q.   +5 more
openaire   +3 more sources

Quantum phase transitions in Bose-Fermi systems

open access: yes, 2011
Quantum phase transitions in a system of N bosons with angular momentum L=0,2 (s,d) and a single fermion with angular momentum j are investigated both classically and quantum mechanically.
A. Leviatan   +43 more
core   +1 more source

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

Fast retrieval and autonomous regulation of single spontaneously recycling synaptic vesicles

open access: yeseLife, 2014
Presynaptic terminals release neurotransmitters spontaneously in a manner that can be regulated by Ca2+. However, the mechanisms underlying this regulation are poorly understood because the inherent stochasticity and low probability of spontaneous fusion
Jeremy Leitz, Ege T Kavalali
doaj   +1 more source

Classical Three-Box "paradox"

open access: yes, 2005
A simple classical probabilistic system (a simple card game) classically exemplifies Aharonov and Vaidman's "Three-Box 'paradox'" [J. Phys. A 24, 2315 (1991)], implying that the Three-Box example is neither quantal nor a paradox and leaving one less ...
Aharonov Y   +5 more
core   +1 more source

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

Comments on "On Conjoint Analysis and Quantal Choice Models" [PDF]

open access: yesThe Journal of Business, 1980
Two points touched upon in the Madansky paper (this issue) could use elaboration, and a third point needs to be introduced. The first point is sufficiently obvious to those who work on the theoretical aspects of measurement theory, but perhaps it is not so obvious to those with applied proclivities.
openaire   +2 more sources

Estimation of Quantal Parameters With Multiple-Probability Fluctuation Analysis [PDF]

open access: yes, 2007
The functional properties of central synapses are difficult to study because they can be modulated either presynaptically or postsynaptically, each connection has multiple contacts and release at each contact is stochastic. Moreover, studying central synapses with electrophysiology is complicated by the fact that synapses are often remote from the ...
Chiara, Saviane, R Angus, Silver
openaire   +2 more sources

Phonon effects in molecular transistors: Quantum and classical treatment

open access: yes, 2004
We present a comprehensive theoretical treatment of the effect of electron-phonon interactions in molecular transistors, including both quantal and classical limits and we study both equilibrated and out of equilibrium phonons.
A. J. Millis   +29 more
core   +1 more source

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