Results 11 to 20 of about 12,307,103 (335)

A 6.5-to-11 GHz LCVCO with wide-frequency-range and low-phase-noise

open access: yesDianzi Jishu Yingyong, 2020
With the development of high speed communication system and the improvement of the transmission speed, Phase Lock Loop(PLL) to be the core circuit of providing precision clock has been put forward higher request, not only required to produce low jitter ...
Liu Ying   +5 more
doaj   +1 more source

Influence of clustering pre-processing on genetically generated fuzzy knowledge bases

open access: yesComputer Assisted Methods in Engineering and Science, 2022
Automatic knowledge base generation using techniques such as genetic algorithms tend to be highly dependent on the quality and size of the learning data.
Aleksander Przybylo   +3 more
doaj  

Experimental investigation of radiation life support system with vacuum and air heat insulation [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2018
Radiation heating systems for residential, office, industrial and other premises are actively used in many regions of the planet. Nevertheless, the potential of radiation energy is involved in small amounts.
V. I. Karagusov   +3 more
doaj   +1 more source

Assessment of histopathological and hematological changes in mice treated with the aqueous extract of origanum (Driganum majorana.L)in algabal Alakhder libya

open access: yesAl-SalamJournal for Medical Science, 2022
the aim of this work is to Making a survey to determine the Origanum used in Algabal Alakhder Investigation the histological physiological and hematological alterations resulted from Origanum administration in mice.
Prof. Dr. Ghyath Salih Mahmoud   +2 more
doaj   +1 more source

DSG2 expression is low in colon cancer and correlates with poor survival

open access: yesBMC Gastroenterology, 2021
Background Desmoglein2 (DSG2) is a transmembrane protein that helps regulate intercellular connections and contributes to desmosome assembly. Desmosome are associated with cell adhesion junctions, which play an important role in cancer progression ...
Tingting Yang   +7 more
doaj   +1 more source

Effect of Lodging on Evapotranspiration of Summer Maize at Milk Ripening Stage

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Strong winds in summer often result in lodging stress to summer maize in central China. The purpose of this paper is to evaluate experimentally how the lodging affects evapotranspiration from a maize field.
PENG Jiyong   +3 more
doaj   +1 more source

Le semis très précoce : une stratégie agronomique pour améliorer les performances du soja en France ?

open access: yesOilseeds and fats, crops and lipids, 2015
Le semis très précoce du soja a été étudié dans l’objectif d’améliorer le potentiel de rendement et/ou de réduire les besoins en eau. Trois variétés, appartenant à différents groupes de maturité, ont été retenues afin d’identifier les
Maury Pierre   +15 more
doaj   +1 more source

Seed drills with combined coulters in No-till technology in soil and climate zone conditions of Kazakhstan

open access: yesActa Agriculturae Scandinavica. Section B, Soil and Plant Science, 2020
Kazakhstan is one of the top ten countries in the world that use careful farming with a total area of 2 million hectares, therefore, the priority area of scientific research in the field of agriculture is the development and improvement of effective ...
Mubarak Aduov   +5 more
doaj   +1 more source

Real-time complex light field generation through a multi-core fiber with deep learning

open access: yesScientific Reports, 2022
The generation of tailored complex light fields with multi-core fiber (MCF) lensless microendoscopes is widely used in biomedicine. However, the computer-generated holograms (CGHs) used for such applications are typically generated by iterative ...
Jiawei Sun   +5 more
doaj   +1 more source

A parametric macromodelling technique [PDF]

open access: yes, 2009
With the ever growing complexity of high-frequency systems in the electronic industry, formation of reduced-order models or compact macromodels of these systems is paramount.
Condon, Marissa, Grahovski, Georgi G.
core   +1 more source

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