Results 91 to 100 of about 3,075,584 (328)

On symmetric primitive potentials [PDF]

open access: yesarXiv, 2018
The concept of a primitive potential for the Schroedinger operator on the line was introduced in [2,3,4]. Such a potential is determined by a pair of positive functions on a finite interval, called the dressing functions, which are not uniquely determined by the potential.
arxiv  

Responsive Molecules for Organic Neuromorphic Devices: Harnessing Memory Diversification

open access: yesAdvanced Materials, EarlyView.
Responsive molecules are essential for organic in‐sensor computing devices. This Review highlights recent advances in thedesign, synthesis, and incorporation of electrically, optically, and magnetically responsive molecules in multifunctional synaptic perception devices endowedwith both nonvolatile and volatile memory diversification. By exploiting the
Yusheng Chen   +4 more
wiley   +1 more source

Oral administration of fisetin promotes the induction of hippocampal long-term potentiation in vivo

open access: yesJournal of Pharmacological Sciences, 2018
To explore memory enhancing effect of the flavonoid fisetin, we investigated the effect of oral administration of flavonoids on the induction of long-term potentiation (LTP) at hippocampal CA1 synapses of anesthetized rats. Among four flavonoids (fisetin,
Wen-bin He   +2 more
doaj   +1 more source

Programmable Potentials: Approximate N-body potentials from coarse-level logic [PDF]

open access: yesarXiv, 2016
This paper gives a systematic method for constructing an N-body potential, approximating the true potential, that accurately captures meso-scale behavior of the chemical or biological system using pairwise potentials coming from experimental data or ab initio methods. The meso-scale behavior is translated into logic rules for the dynamics.
arxiv  

Long-term potentiation in the anterior cingulate cortex and chronic pain

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2014
Glutamate is the primary excitatory transmitter of sensory transmission and perception in the central nervous system. Painful or noxious stimuli from the periphery ‘teach’ humans and animals to avoid potentially dangerous objects or environments, whereas
M. Zhuo
semanticscholar   +1 more source

A Neuransistor with Excitatory and Inhibitory Neuronal Behaviors for Liquid State Machine

open access: yesAdvanced Materials, EarlyView.
The neuransistor integrates hybrid excitatory and inhibitory dynamics, enabling liquid state machine implementation. It operates via charge trapping in a two‐dimensional electron electron gas (2DEG)/TiO2−x structure and features a three‐terminal design for efficient masking functionality. Simulations demonstrate its effectiveness in predicting temporal
Woon Hyung Cheong   +6 more
wiley   +1 more source

Supersymmetric quantum mechanics based on higher excited states II: a few examples of isospectral partner potentials [PDF]

open access: yesarXiv, 1997
We apply the generalized formalism and the techniques of the supersymmetric (susy) quantum mechanics to the cases where the superpotential is generated/defined by higher excited eigenstates (Robnik 1997, paper I). The generalization is technically almost straightforward but physically quite nontrivial since it yields an infinity of new classes of susy ...
arxiv  

Challenges and Opportunities of Upconversion Nanoparticles for Emerging NIR Optoelectronic Devices

open access: yesAdvanced Materials, EarlyView.
The special photo‐responsiveness of upconversion nanoparticles has opened up a new path for the advancement of near‐infrared (NIR)‐responsive optoelectronics. However, challenges such as low energy‐conversion efficiency and high nonradiative losses still persist.
Sunyingyue Geng   +7 more
wiley   +1 more source

Convergent evidence for abnormal striatal synaptic plasticity in dystonia

open access: yesNeurobiology of Disease, 2010
Dystonia is a functionally disabling movement disorder characterized by abnormal movements and postures. Although substantial recent progress has been made in identifying genetic factors, the pathophysiology of the disease remains a mystery.
David A. Peterson   +2 more
doaj  

Glyphosate as a direct or indirect activator of pro-inflammatory signaling and cognitive impairment

open access: yesNeural Regeneration Research
Glyphosate-based herbicides are widely used around the world, making it likely that most humans have significant exposure. Because of habitual exposure, there are concerns about toxicity including neurotoxicity that could result in neurological ...
Yukitoshi Izumi   +2 more
doaj   +1 more source

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