Results 91 to 100 of about 1,355,306 (336)

Increasing the photon collection rate from a single NV center with a silver mirror

open access: yes, 2014
In the pursuit of realizing quantum optical networks, a large variety of different approaches have been studied to achieve a single photon source on-demand. The common goal for these approaches is to harvest all the emission from a quantum emitter into a
Andersen, Ulrik Lund   +5 more
core   +1 more source

Reduction of Common Mode Noise and Global Multivalued Offset in Touch Screen Systems by Correlated Double Sampling [PDF]

open access: yes, 2016
Touch-based interactivity has become an important function in displays. This paper reports on the signal processing of touch signals in which touch interactivity is processed as an image, and correlated double sampling (CDS) algorithm is applied for both
Gao, S, Lai, J, Micou, C, Nathan, A
core   +2 more sources

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

Research on the Strategy for the Flexible Configuration of Chaotic Signal Probability Distribution and Its Application

open access: yesApplied Sciences
Given the constraints on the invariant distribution in chaotic systems, flexibly setting the probability distribution of chaotic signals poses a significant challenge.
Zaixue Yang   +5 more
doaj   +1 more source

Multiplexed OAM Wave Communication With Two-OAM-Mode Antenna Systems

open access: yesIEEE Access, 2019
In order to improve the channel capacity, waves carrying orbital angular momentum (OAM) in communication systems have attracted much attention. A two-OAM-mode antenna system, which works at 2.4 GHz, is proposed in this paper.
Dandan Liu   +5 more
doaj   +1 more source

Trade-off and Design optimization of the Notch filter for ultralow power ECG application [PDF]

open access: yes, 2018
ECG acquisition, several leads combined with signals from different body parts (i.e., from the right wrist and the left ankle) are utilized to trace the electric activity of the heart.
Dutta, Asudeb, Kumar, Amit
core  

Sequence determinants of RNA G‐quadruplex unfolding by Arg‐rich regions

open access: yesFEBS Letters, EarlyView.
We show that Arg‐rich peptides selectively unfold RNA G‐quadruplexes, but not RNA stem‐loops or DNA/RNA duplexes. This length‐dependent activity is inhibited by acidic residues and is conserved among SR and SR‐related proteins (SRSF1, SRSF3, SRSF9, U1‐70K, and U2AF1).
Naiduwadura Ivon Upekala De Silva   +10 more
wiley   +1 more source

Optimization on the Control Mode of Thermal Power Unit to Suppress Low Frequency Oscillation of Power System

open access: yesZhongguo dianli, 2020
Due to the randomness of its occurrence in power system, currently there is no effective way to suppress the low frequency oscillations through the existing thermal control modes of generation units.
Bao ZHANG   +4 more
doaj   +1 more source

Joint Wireless Information and Energy Transfer in a K-User MIMO Interference Channel [PDF]

open access: yes, 2013
Recently, joint wireless information and energy transfer (JWIET) methods have been proposed to relieve the battery limitation of wireless devices. However, the JWIET in a general K-user MIMO interference channel (IFC) has been unexplored so far.
Clerckx, Bruno, Park, Jaehyun
core   +3 more sources

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

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