Results 21 to 30 of about 299,628 (304)

Active Middle Ear Implant Evoked Auditory Brainstem Response Intensity-Latency Characteristics

open access: yesFrontiers in Neurology, 2022
ObjectiveTo analyze intensity-latency functions of intraoperative auditory evoked brainstem responses (ABRs) to stimulation by the Vibrant Soundbridge (VSB) active middle ear implant with respect to coupling efficiency, VSB evoked ABR thresholds, and ...
Laura Fröhlich   +7 more
doaj   +1 more source

Standard Deviation of Fiber-Coupling Efficiency for Free-Space Optical Communication Through Atmospheric Turbulence

open access: yesIEEE Photonics Journal, 2023
In fiber-based optical receivers such as coherent receiver, the optical signal reaching the receiver's aperture is coupled to the optical fiber through a set of lenses.
Woohyeon Moon, Hoon Kim
doaj   +1 more source

Coupling Efficiency of Rhodopsin and Transducin in Bicelles [PDF]

open access: yesBiochemistry, 2011
G protein coupled receptors (GPCRs) can be activated by various extracellular stimuli, including hormones, peptides, odorants, neurotransmitters, nucleotides, or light. After activation, receptors interact with heterotrimeric G proteins and catalyze GDP release from the Gα subunit, the rate limiting step in G protein activation, to form a high affinity
Ali I, Kaya   +4 more
openaire   +2 more sources

An Efficient Coupled Dictionary Learning Method [PDF]

open access: yesIEEE Signal Processing Letters, 2019
In this letter, we present a generic and computationally efficient method for coupled dictionary learning (CDL). The proposed method enforces relations between the corresponding atoms of dictionaries learned to represent two related (but not necessarily of the same dimensionality) feature spaces, aiming that each pair of related signals from the two ...
Veshki, F. G., Vorobyov, S. A.
openaire   +2 more sources

Coupling Efficiency of a Partially Coherent Radially Polarized Vortex Beam into a Single-Mode Fiber

open access: yesApplied Sciences, 2018
We study the problem of coupling partially coherent radially polarized (PCRP) vortex beams into a single-mode optical fiber. Using the well-known concept of the cross-spectral density (CSD) matrix, we derive a general expression for the coupling ...
Xinlei Zhu   +4 more
doaj   +1 more source

Efficient Markovian couplings: examples and counterexamples

open access: yesThe Annals of Applied Probability, 2000
It is well-known that coupling techniques can be applied to obtain various estimates in probability and analysis, both in theoretical research and in applications. The authors study the notion of an efficient coupling of Markov processes. A diffusion coupling is called ``efficient'' if it can be used to obtain a sharp estimate for the spectral gap of ...
Burdzy, Krzysztof, Kendall, Wilfrid S.
openaire   +4 more sources

Surface plasmon coupling dynamics in InGaN/GaN quantum-well structures and radiative efficiency improvement [PDF]

open access: yes, 2014
Surface plasmonics from metal nanoparticles have been demonstrated as an effective way of improving the performance of low-efficiency light emitters. However, reducing the inherent losses of the metal nanoparticles remains a challenge.
Iida, Daisuke   +13 more
core   +1 more source

Interplay of solar wind parameters and physical mechanisms producing the saturation of the cross polar cap potential

open access: yesGeophysical Research Letters, 2017
The nonlinear response of the cross polar cap potential (CPCP) to solar wind driving electric field is a well‐known phenomenon. The reasons behind this saturation, however, are still under debate.
M. Myllys, E. K. J. Kipua, B. Lavraud
doaj   +1 more source

The influence of training status, age, and muscle fiber type on cycling efficiency and endurance performance. [PDF]

open access: yes, 2013
The purpose of this study was to assess the influence of age, training status, and muscle fiber-type distribution on cycling efficiency. Forty men were recruited into one of four groups: young and old trained cyclists, and young and old untrained ...
Wiles, J.   +15 more
core   +1 more source

Energy Efficiency Optimization for Mutual-Coupling-Aware Wireless Communication System based on RIS-enhanced SWIPT

open access: yes, 2023
The widespread deployment of the Internet of Things (IoT) is promoting interest in simultaneous wireless information and power transfer (SWIPT), the performance of which can be further improved by employing a reconfigurable intelligent surface (RIS).
X Zhang (6084905)   +4 more
core   +1 more source

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