Results 41 to 50 of about 7,223,170 (368)

Study on noise reduction method of multiple heterogeneous noise of optical fiber inertial navigation for coal mine excavation equipment

open access: yesMeitan kexue jishu, 2023
The optical fiber inertial navigation of coal mine excavation equipment is easy to be disturbed by multi-source heterogeneous noise such as vibration and electromagnetism in the underground excavation face, which leads to the reduction of the accuracy of
MAO Qinghua   +3 more
doaj   +1 more source

Noise reduction in plasmonic amplifiers

open access: yes, 2018
Surface plasmon polariton amplification gives the possibility to overcome strong absorption in the metal and design truly nanoscale devices for on-chip photonic circuits.
Fedyanin, Dmitry Yu.   +1 more
core   +1 more source

Noise reduction of dental drill noise [PDF]

open access: yes, 2008
Dental drills produce a characteristic noise that is uncomfortable for patients and is also known to be harmful to dentists under prolonged exposure.
Atherton, MA   +3 more
core  

Noise Reduction of Spiral Ducts [PDF]

open access: yesInternational Journal of Occupational Safety and Ergonomics, 2007
The paper presents noise reduction (NR) of spiral ducts as a result of computational modeling of acoustic wave propagation. Three-dimensional models were created with the finite element method in COMSOL Multiphysics version 3.3. Nine models of spiral ducts with 1-9 spiral leads were considered.
Wojciech, Lapka, Czesław, Cempel
openaire   +2 more sources

Biophysical analysis of angiotensin II and amyloid‐β cross‐interaction in aggregation and membrane disruption

open access: yesFEBS Letters, EarlyView.
Angiotensin II (AngII), a neuropeptide, interacts with amyloid‐β (Aβ), a key player in Alzheimer's disease. This study reveals that AngII reduces Aβ aggregation and membrane disruption in vitro. Biophysical assays and molecular modeling suggest AngII binds disordered Aβ forms, potentially modulating early amyloidogenic events and contributing to ...
Mohsen Habibnia   +5 more
wiley   +1 more source

Fiber optic gyroscope with output signal noise reduction system: effect of system parameters on noise reduction [PDF]

open access: yesИзвестия высших учебных заведений: Прикладная нелинейная динамика
The purpose of this work is to determine the optimal parameters for matching the signals of the measuring channels of a fiber-optic gyroscope with an output signal noise reduction system. Methods.
Spiridonov, Dmitriy Mikhailovich   +2 more
doaj   +1 more source

Television noise reduction device [PDF]

open access: yes, 1975
A noise reduction system that divides the color video signal into its luminance and chrominance components is reported. The luminance component of a given frame is summed with the luminance component of at least one preceding frame which was stored on a ...
Gordon, B. L., Stamps, J. C.
core   +1 more source

Suppression of Shot Noise in Quantum Point Contacts in the "0.7" Regime [PDF]

open access: yes, 2006
Experimental investigations of current shot noise in quantum point contacts show a reduction of the noise near the 0.7 anomaly. It is demonstrated that such a reduction naturally arises in a model proposed recently to explain the characteristics of the 0.
A. Golub, T. Aono, Y. Meir, Yigal Meir
core   +1 more source

Linked dimers of the AAA+ ATPase Msp1 reveal energetic demands and mechanistic plasticity for substrate extraction from lipid bilayers

open access: yesFEBS Letters, EarlyView.
Cells must clear mislocalized or faulty proteins from membranes to survive. The AAA+ ATPase Msp1 performs this task, but dissecting how its six subunits work together is challenging. We engineered linked dimers with varied numbers of functional subunits to reveal how Msp1 subunits cooperate and use energy to extract proteins from the lipid bilayer ...
Deepika Gaur   +5 more
wiley   +1 more source

Television noise-reduction device [PDF]

open access: yes, 1973
System greatly improves signal-to-noise ratio with little or no loss in picture resolution. By storage of luminance component, which is summed with chrominance component, system performs mathematical integration of basically-repetitive television signals.
Gordon, B. L., Stamps, J. C.
core   +1 more source

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