نتایج جستجو برای: lifetime testing

تعداد نتایج: 389779  

Journal: :New journal of physics 2007
D S Elson J A Jo L Marcu

We report a side viewing fibre-based endoscope that is compatible with intravascular imaging and fluorescence lifetime imaging microscopy (FLIM). The instrument has been validated through testing with fluorescent dyes and collagen and elastin powders using the Laguerre expansion deconvolution technique to calculate the fluorescence lifetimes. The instrument has also been tested on freshly excis...

2009
Kazuo TAKAHASHI Kazumasa OZAWA Yukio TAKAHASHI

(FBRs). The factors influencing fatigue lifetime in sodium compared with that in air were investigated by observation of surface cracks in 316FR steel. Furthermore, the effects of sodium environment on fatigue were investigated based on examining the results of thermal striping tests, etc., obtained up to now. The results of the fatigue tests show that many micro cracks in the shearing directio...

Journal: :CoRR 2014
Jetendr Shamdasani Richard McClatchey Andrew Branson Zsolt Kovacs

This paper discusses the CRISTAL object lifecycle management system and its use in provenance data management and the traceability of system events. This software was initially used to capture the construction and calibration of the CMS ECAL detector at CERN for later use by physicists in their data analysis. Some further uses of CRISTAL in different projects (CMS, neuGRID and N4U) are presente...

Journal: :Comput. J. 2008
Silvio Croce Francesco Marcelloni Massimo Vecchio

Saving energy is a very critical issue in wireless sensor networks (WSNs) since sensor nodes are typically powered by batteries with a limited capacity. Since the radio is the main cause of power consumption in a sensor node, transmission/reception of data should be limited as much as possible. To this aim, we propose a novel distributed approach to data aggregation based on fuzzy numbers and w...

2002
Martin C. Martin

The Problem: The simulated evolution of virtual creatures has produced many intriguing demonstrations, providing simple locomotion abilities and strategies for simple competetive games. However, to achieve a richer set of behaviours, adaptation within the individual’s lifetime is being explored. Can evolution be used to learn domain specific rules for solving the credit assignment problem and s...

2008
Bhavin Patel Ajay Kumar Rai Sardar Patel

The investigation of mixing phenomena and lifetime in neutral B meson systems provides an important testing ground for standard model flavour dynamics. Spectroscopic parameters has been used to calculate the pseudoscalar decay constant and predictions of mixing mass parameters and lifetimes of the Bd and Bs mesons.

2018
Pia Kirkegaard Adrian Edwards Trine Laura Overgaard Nielsen Torben Falck Ørntoft Karina Dalsgaard Sørensen Michael Borre Flemming Bro

BACKGROUND Most health authorities do not recommend screening for prostate cancer with PSA tests in asymptomatic patients who are not at increased risk. However, opportunistic screening for prostate cancer is still wanted by many patients and it is widely used in primary care clinics, with potential for overdiagnosis and overtreatment. Better tools for risk assessment have been called for, to b...

Journal: :journal of advances in computer research 2014
maryam javaherian abolfazl t.haghighat

nowadays, wireless sensor network has been of interest to investigators and the greatest challenge in this part is the limited energy of sensors. sensors usually are in the harsh environments and transit in these environments is hard and impossible and moreover the nodes use non- replaceable batteries. because of this, saving energy is very important. in this paper we tried to decrease hard and...

Journal: :World Electric Vehicle Journal 2021

Getting accurate lifetime predictions for a particular cell chemistry remains challenging process, largely dependent on time and cost-intensive experimental battery testing. This paper proposes transfer learning (TL) method to develop LIB ageing models, which allow the leveraging of laboratory testing data previously obtained different technology. The TL is implemented through Neural Networks u...

This paper introduces measures of information for Bayesian analysis when the support of data distribution is truncated progressively. The focus is on the lifetime distributions where the support is truncated at the current age t>=0. Notions of uncertainty and information are presented and operationalized by Shannon entropy, Kullback-Leibler information, and mutual information. Dynamic updatings...

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