Results 21 to 30 of about 7,267,381 (385)

Anchoring Groups Determine Conductance, Thermopower and Thermoelectric Figure of Merit of an Organic Molecular Junction

open access: yesFrontiers in Physics, 2021
Transport properties of molecular junctions are prone to chemical or conformational modifications. Perturbation of the molecule-electrode coupling with anchoring groups or functionalization of the molecule with side groups is a well-characterized method ...
Saeideh Ramezani Akbarabadi   +1 more
doaj   +1 more source

Scaling of Majorana Zero-Bias Conductance Peaks. [PDF]

open access: yesPhysical Review Letters, 2017
We report an experimental study of the scaling of zero-bias conductance peaks compatible with Majorana zero modes as a function of magnetic field, tunnel coupling, and temperature in one-dimensional structures fabricated from an epitaxial semiconductor ...
F. Nichele   +13 more
semanticscholar   +1 more source

Thermal conductance of an individual single-wall carbon nanotube above room temperature. [PDF]

open access: yesNano letters (Print), 2005
The thermal properties of a suspended metallic single-wall carbon nanotube (SWNT) are extracted from its high-bias (I-V) electrical characteristics over the 300-800 K temperature range, achieved by Joule self-heating.
E. Pop   +4 more
semanticscholar   +1 more source

Inhibitory noise

open access: yesFrontiers in Cellular Neuroscience, 2010
Cortical neurons in vivo may operate in high-conductance states, in which the major part of the neuron's input conductance is due to synaptic activity, sometimes several-fold larger than the resting conductance.
Alain Destexhe
doaj   +1 more source

How to properly measure a current-voltage relation? - Interpolation versus ramp methods applied to studies of GABAA receptors

open access: yesFrontiers in Cellular Neuroscience, 2016
The relation between current and voltage, I-V relation, is central to functional analysis of membrane ion channels. A commonly used method, since the introduction of the voltage-clamp technique, to establish the I-V relation depends on the interpolation ...
Tushar Devanand Yelhekar   +4 more
doaj   +1 more source

Strain-engineering the anisotropic electrical conductance of few-layer black phosphorus. [PDF]

open access: yesNano letters (Print), 2014
Newly fabricated few-layer black phosphorus and its monolayer structure, phosphorene, are expected to be promising for electronic and optical applications because of their finite direct band gaps and sizable but anisotropic electronic mobility.
R. Fei, Li Yang
semanticscholar   +1 more source

Electrical Parameters as Diagnostics of Fresh Engine Oil Condition—Correlation with Test Voltage Frequency

open access: yesSensors, 2023
The aim of this study was to assess whether electrical parameters (capacitance and conductivity) of fresh engine oils—tested over a wide range of measurement voltage frequencies—can be used for oil quality assessment and its identification, based on ...
Artur Wolak   +3 more
doaj   +1 more source

Influence of Delayed Conductance on Neuronal Synchronization

open access: yesFrontiers in Physiology, 2020
In the brain, the excitation-inhibition balance prevents abnormal synchronous behavior. However, known synaptic conductance intensity can be insufficient to account for the undesired synchronization. Due to this fact, we consider time delay in excitatory
Paulo R. Protachevicz   +18 more
doaj   +1 more source

Admittance of Atomic and Molecular Junctions and Their Signal Transmission

open access: yesMicromachines, 2018
Atom-sized contacts of metals are usually characterized by their direct current (DC) conductance. However, when atom-sized contacts are used as device interconnects and transmit high frequency signals or fast pulses, the most critical parameter is not ...
Akira Sakai
doaj   +1 more source

Quantized Hall conductance in a two-dimensional periodic potential

open access: yes, 1992
The Hall conductance of a two-dimensional electron gas has been studied in a uniform magnetic field and a periodic substrate potential U. The Kubo formula is written in a form that makes apparent the quantization when the Fermi energy lies in a gap ...
D. Thouless   +3 more
semanticscholar   +1 more source

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