Results 11 to 20 of about 294,366 (259)

Two-wavelength WDM multiplexers based on combined fiber structures

open access: yesРоссийский технологический журнал, 2021
One of the main directions in the development of optical communication systems is associated with the use of optical fiber (ОF) for data reception and transmission.
D. A. Ivanov, V. I. Nefedov
doaj   +1 more source

Length of the coupling sequence of Tn916 [PDF]

open access: yesJournal of Bacteriology, 1994
The coupling sequences of conjugative transposons are short variable sequences derived from the DNA flanking the transposon insertion site. We show here that for Tn916 the left coupling sequence is 6 bases long. The right-hand end of the transposon can excise with either four or five T's, but integration occurs to restore the five T's at the transposon'
C K, Rudy, J R, Scott
openaire   +2 more sources

An Optical Measuring Transducer for a Micro-Opto-Electro-Mechanical Micro-g Accelerometer Based on the Optical Tunneling Effect

open access: yesMicromachines, 2023
Micro-opto-electro-mechanical (MOEM) accelerometers that can measure small accelerations are attracting growing attention thanks to their considerable advantages—such as high sensitivity and immunity to electromagnetic noise—over their rivals.
Evgenii Barbin   +5 more
doaj   +1 more source

Variable length path coupling [PDF]

open access: yesRandom Structures & Algorithms, 2007
AbstractWe present a new technique for constructing and analyzing couplings to bound the convergence rate of finite Markov chains. Our main theorem is a generalization of the path coupling theorem of Bubley and Dyer, allowing the defining partial couplings to have length determined by a random stopping time.
Thomas P. Hayes, Eric Vigoda
openaire   +2 more sources

Influence of launch beam distribution on power flow and angular division multiplexing in seven-core silica optical fibers

open access: yesFrontiers in Physics, 2022
We analyze the effect of launch beam distribution on space-division multiplexing (SDM) performance in multimode multicore silica optical fibers (MM MC SOF) with seven cores.
Svetislav Savović   +6 more
doaj   +1 more source

Coupled length scales in eroding landscapes [PDF]

open access: yesPhysical Review E, 2001
We report results from an empirical study of the anisotropic structure of eroding landscapes. By constructing a novel correlation function, we show quantitatively that small-scale channel-like features of landscapes are coupled to the large-scale structure of drainage basins. We show additionally that this two-scale interaction is scale-dependent.
K K, Chan, D H, Rothman
openaire   +2 more sources

The molecular basis of coupling between poly(A)-tail length and translational efficiency

open access: yeseLife, 2021
In animal oocytes and early embryos, mRNA poly(A)-tail length strongly influences translational efficiency (TE), but later in development this coupling between tail length and TE disappears.
Kehui Xiang, David P Bartel
doaj   +1 more source

Investigation of mode coupling in strained and unstrained multimode step-index POFs using the Langevin equation

open access: yesHeliyon, 2023
The Langevin equation (LE) is used to evaluate mode coupling in multimode step-index polymer optical fiber (SI POF) that is both unstrained and strained.
Svetislav Savović   +3 more
doaj   +1 more source

Anomalous Optical Propagation and Potential Sensitivity Enhancement in a Micro-Coil Resonator Based on Microfiber

open access: yesIEEE Photonics Journal, 2021
The resonance characteristics of the micro-coil resonator(MCR) with different turns and coupling conditions are presented, which show that the effective length of the MCR with small coupling coefficient at primary resonant is independent of the turns ...
Feilin Zhang, Xiyuan Chen
doaj   +1 more source

Running coupling with minimal length [PDF]

open access: yesPhysical Review D, 2004
In models with large additional dimensions, the GUT scale can be lowered to values accessible by future colliders. Due to modification of the loop corrections from particles propagating into the extra dimensions, the logarithmic running of the couplings of the Standard Model is turned into a power law.
openaire   +2 more sources

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