Results 91 to 100 of about 78,969 (302)

Symmetrical components and power analysis for a two-phase microgrid system

open access: yes, 2014
This paper presents a mathematical model for the symmetrical components and power analysis of a new microgrid system consisting of three wires and two voltages in quadrature, which is designated as a two-phase microgrid.
Alibeik, M.   +5 more
core   +1 more source

Analysis of Multiphase Electrical Systems According to the Number of Phases

open access: yesENP Engineering Science Journal
This paper studies multiphase electrical systems based on the properties of their number of phases. Depending on its parity, the latter can be even or odd. Its factorization provides numerous ways to represent the phase number.
Abdelhakim Khelafi   +3 more
doaj  

The effect of the accuracy of determining the angular ratios of the vectors of a three-phase system on the error of estimating symmetric components

open access: yesВестник Северо-Кавказского федерального университета
Introduction. Analysis of the quality of electricity based on indicators characterizing voltage asymmetry using the classical method of symmetrical components involves measuring not only an assessment of the voltage modules of a three-phase system, but ...
V. E. Martusenko   +2 more
doaj   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

Error Correction in Vergence Eye Movements: Evidence Supporting Hering’s Law

open access: yesJournal of Eye Movement Research, 2012
In pure symmetrical vergence eye movements, a fusion initiating component quickly brings the eyes close to the desired position. A small error usually remains after this response which must be corrected to attain the small final vergence error (i.e ...
John L. Semmlow   +2 more
doaj   +1 more source

Krull symmetric noetherian rings and their homogeneous components

open access: yesJournal of Pure and Applied Algebra, 1986
A noetherian ring R is Krull symmetric if for every pair of ideals \(T\subseteq S\) of R the right and left Krull dimensions of S/T are equal. A module M is K-homogeneous if all non-zero submodules of M have the same Krull dimension. In general, the sum of two homogeneous left ideals of the same Krull dimension need not be homogeneous. However, if R is
Boyle, A.K., Kosler, K.A.
openaire   +2 more sources

Emerging insights into CC and CXC chemokines and their receptors in Mycobacterium tuberculosis infection

open access: yesFEBS Open Bio, EarlyView.
The dual roles of CC and CXC chemokines in distinguishing active, latent, and subclinical tuberculosis were reviewed, along with an evaluation of their potential as diagnostic biomarkers and therapeutic targets to advance precision medicine in tuberculosis management. The graphical abstract was generated with AI assistance (Gemini 3.0).
Xuying Yin, Dangsheng Xiao, Jiezuan Yang
wiley   +1 more source

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

STUDY OF A QUASI-RESONANT CONVERTER WITH SYMMETRICAL COMPONENTS

open access: yes, 1990
A symmetrical DC-DC thyristor converter supplied by asymmetrical input voItages is investigated with symmetrical components. The converter needs no forced commutation and operates at high frequency at fuII load.
Nagy, István
core  

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