Results 111 to 120 of about 2,250,709 (315)

Input Currents of CMOS SAR ADC in Microcontroller, their Measurement and Behavior Model from Users Point of View [PDF]

open access: yes
The article introduces possible issue of internal CMOS SAR microcontroller's ADC input currents. It describes a nature of the ADC input current and its dependence on a sampling frequency.
Fischer J., Holub J., Svatoš J.
core   +1 more source

A quantitative model for environmentally sustainable supply chain performance measurement [PDF]

open access: yes, 2017
The development of robust mechanisms for supply chain performance measurement have been identified as an integral step needed for the transition towards sustainable supply chain systems and a greener global economy.
Oppon, E.   +25 more
core   +1 more source

A resonator sensor for measurement of intraocular pressure--evaluation in an in vitro pig-eye model

open access: yes, 2000
Intraocular pressure (IOP) measurement is performed routinely at every eye clinic. High IOP, which can be a sign of glaucoma, can lead to degeneration of the retina and can cause blindness.
Bäcklund, T   +2 more
core   +2 more sources

Predicting South African consumers’ intention to continue using their preferred retail bank’s services: A model validation

open access: yesEntrepreneurial Business and Economics Review
Objective: The objective of the article is to validate a model of the factors, namely ethical responsibility, social responsibility, bank trust, attitude, and brand loyalty, that influence the behavioural intentions of consumers to continue ...
Marko van Deventer   +3 more
doaj   +1 more source

Novel X-ray Communication Based XNAV Augmentation Method Using X-ray Detectors

open access: yesSensors, 2015
The further development of X-ray pulsar-based NAVigation (XNAV) is hindered by its lack of accuracy, so accuracy improvement has become a critical issue for XNAV.
Shibin Song   +3 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Basically tau-equivalent confirmatory factor analysis considering item particularities

open access: yesFrontiers in Applied Mathematics and Statistics
We propose a basically tau-equivalent measurement model for confirmatory factor analysis that differs from the original tau-equivalent measurement model through the replacement of strict tau equivalence by basic tau equivalence, enabling the accounting ...
Karl Schweizer, Tengfei Wang
doaj   +1 more source

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Evaluation of Scientific Research Assignments with Multidimensional Rasch Measurement Model

open access: yes, 2010
The purpose of this study is to investigate the usefulness of the many-facet Rasch model (MFRM) in evaluating the quality of performance related to preparing Research assignment in higher education.
Basturk, R
core  

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