نتایج جستجو برای: fcs

تعداد نتایج: 2518  

Journal: :Soft matter 2016
Xuzhu Zhang Andrzej Poniewierski Aldona Jelińska Anna Zagożdżon Agnieszka Wisniewska Sen Hou Robert Hołyst

The equilibrium and rate constants of molecular complex formation are of great interest both in the field of chemistry and biology. Here, we use fluorescence correlation spectroscopy (FCS), supplemented by dynamic light scattering (DLS) and Taylor dispersion analysis (TDA), to study the complex formation in model systems of dye-micelle interactions. In our case, dyes rhodamine 110 and ATTO-488 ...

Journal: :EURASIP J. Wireless Comm. and Networking 2012
Zdenek Becvar Pierre Roux Pavel Mach

In 4G wireless networks, only hard handover is defined to support users’ mobility. However, dense deployment of femtocells leads to significant rise in amount of initiated handovers. Thus, inevitable decrease in quality of service (QoS) experienced by users is observed. In this article, we investigate possible introduction of fast cell selection (FCS) to OFDMA-based network with femtocells. The...

Journal: :Analytical chemistry 2012
Syuan-Ming Guo Jun He Nilah Monnier Guangyu Sun Thorsten Wohland Mark Bathe

Fluorescence correlation spectroscopy (FCS) is a powerful approach to characterizing the binding and transport dynamics of macromolecules. The unbiased interpretation of FCS data relies on the evaluation of multiple competing hypotheses to describe an underlying physical process under study, which is typically unknown a priori. Bayesian inference provides a convenient framework for this evaluat...

Journal: :Folia biologica 2005
V Krylov R Kren K Okada I Vacková T Tlapáková J Fulka

The aim of this study was to compare the effect of purified GPBoS and commonly used FCS on porcine oocyte maturation and subsequent embryonic development after their parthenogenetic activation. COCs were obtained from dissected follicles and cultured for 18, 24, 30, 36, 42 and 48 h in M-199 medium either with GPBoS or FCS. After 24 h with GPBoS, 91% of oocytes reached MI stage while in the medi...

Journal: :Journal of biomedical optics 2007
Xiaotao Pan Hanry Yu Xianke Shi Vladimir Korzh Thorsten Wohland

The investigation of flow profiles in microstructures and tissues by fluorescence correlation spectroscopy (FCS) has been a challenging topic in the past decade. Due to its inherent optical configuration, a circular focused laser beam, FCS is unable to resolve microfluidic flow directions. Earlier schemes reported the use of two laser beams or the use of nonsymmetrical laser foci to break the s...

2015
Daryan Kempe Jörg Fitter Matteo Gabba

Fluorescence correlation spectroscopy (FCS) is a method based on the correlation analysis of the temporal behaviour of fluorescence intensity fluctuations. It is commonly used to determine diffusion coefficients and concentrations of samples in the (sub)nano-molar concentration regime. Another quantity made accessible by FCS is the mean number of detected fluorescence photons per molecule and t...

Journal: :RFC 2006
Andrew G. Malis David Allan Nick Del Regno

1. Overview ........................................................1 2. Specification of Requirements ...................................3 3. Signaling FCS Retention with MPLS-Based Pseudowires .............3 4. Signaling FCS Retention with L2TPv3-Based Pseudowires ...........4 5. Security Considerations .........................................5 6. Applicability Statement .......................

Journal: :Acta Astronautica 2021

We derive an analytical closed expression to compute the minimum distance (quantified by angle of separation measured from center Earth) between any two satellites located at same altitude and in circular orbits. also exploit several properties Flower Constellations (FCs) that, combined with our formula for distance, give efficient method angular satellites, all possible FCs up a given number s...

2004
Jianping Zou M. Ümit Uyar Mariusz A. Fecko Sunil Samtani

The Stream Control Transmission Protocol (SCTP), a general-purpose transport layer protocol by the IETF, has been a promising candidate to join UDP and TCP as a core protocol. The new SCTP services such as multi-homing, multi-streaming, message boundary preservation, no head-of-line delivery blocking, and enhanced security features can significantly enhance performance of FCS applications. SCTP...

2015
Yun Yan Su Xue Liang U. Joseph Schoepf Akos Varga-Szemes Henry C. West Rongfeng Qi Xiang Kong Hui Juan Chen Guang Ming Lu Long Jiang Zhang

To investigate the effect of apolipoprotein E (APOE) gene polymorphism on the resting-state brain function, structure, and blood flow in healthy adults younger than 35 years, using multimodality magnetic resonance (MR) imaging.Seventy-six healthy adults (34 men, 23.7 ± 2.8 y; 31 APOE ε4/ε3 carriers, 31 ε3/ε3 carriers, and 14 ε2/ε3 carriers) were included. For resting-state functional MRI data, ...

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