Results 61 to 70 of about 508,717 (304)

Simulation of generator frequency stabilization in infocommunication systems

open access: yesAdvanced Engineering Research, 2016
The investigation objective is to simulate the process of generator frequency stabilization as in the case of a component of the cellular system “switching centre - base station”.
Olga A. Safaryan
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Mid-infrared laser phase-locking to a remote near-infrared frequency reference for high-precision molecular spectroscopy

open access: yesNew Journal of Physics, 2013
We present a method for accurate mid-infrared frequency measurements and stabilization to a near-infrared ultra-stable frequency reference, transmitted with a long-distance fibre link and continuously monitored against state-of-the-art atomic fountain ...
B Chanteau   +11 more
doaj   +1 more source

Stabilization effect of dynamic stabilizer with different operation parameters

open access: yesAdvances in Mechanical Engineering, 2023
Dynamic stabilization operation can effectively improve the mechanical performance of ballast bed by using stabilizer. To improve the stabilization effect, a rigid-flexible coupling dynamics simulation model of the stabilizer-ballast bed system was ...
Jiongli Wang   +7 more
doaj   +1 more source

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

Frequency model of an essentially nonlinear steering drive with a digital microcontroller

open access: yesНаучный вестник МГТУ ГА, 2020
When designing a stabilization system for highly maneuverable unmanned aerial vehicles (UAVs), one of the relevant tasks is to study the operation of the steering drive in the frequency band corresponding to the flexural vibrations of the UAV body.
S. V. Gryzin
doaj   +1 more source

Versatile tuning of Kerr soliton microcombs in crystalline microresonators

open access: yesCommunications Physics, 2023
High-repetition rate microresonator-based frequency combs offer powerful and compact optical frequency comb sources that are of great importance to various applications.
Shun Fujii   +6 more
doaj   +1 more source

Towards On-Chip Self-Referenced Frequency-Comb Sources Based on Semiconductor Mode-Locked Lasers. [PDF]

open access: yes, 2019
Miniaturization of frequency-comb sources could open a host of potential applications in spectroscopy, biomedical monitoring, astronomy, microwave signal generation, and distribution of precise time or frequency across networks.
Bustos-Ramirez, Ricardo   +6 more
core   +2 more sources

Linking neurogenesis, oligodendrogenesis, and myelination defects to neurodevelopmental disruption in primary mitochondrial disorders

open access: yesFEBS Letters, EarlyView.
Mitochondrial remodeling shapes neural and glial lineage progression by matching metabolic supply with demand. Elevated OXPHOS supports differentiation and myelin formation, while myelin compaction lowers mitochondrial dependence, revealing mitochondria as key drivers of developmental energy adaptation.
Sahitya Ranjan Biswas   +3 more
wiley   +1 more source

Development and research of gas laser for telecommunications

open access: yesТехнологія та конструювання в електронній апаратурі, 2006
A design of a frequency-stabilized helium–neon laser with a radiation wavelength of 1.5231 μm is proposed. Stabilization is achieved using additional visible radiation at a wavelength of 0.6328 μm.
Ya. M. Bondarchouk
doaj  

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