Results 11 to 20 of about 2,829,438 (266)

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  

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

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

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

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

Diff-Conformer: A Dual-Input Difference-Aware Convolutional Transformer Network for Building Change Detection

open access: yesIEEE Access
Change detection in remote sensing images analyzes and characterizes surface changes using multi-temporal data. Yet, in complex scenes with diverse targets, deep-learning methods often yield features that lack sufficient discrimination, leading to false ...
Shengchang Li   +6 more
doaj   +1 more source

Implement Algorithm to Reduce Effect of Snowy Weather in North of Iraq on Fso Signal

open access: yesScience Journal of University of Zakho, 2018
Free space optic (FSO) is now a well-established access technology that commonly start using in wireless data transmission because of its large advantage like cost effective and Line-Of-Sight (LOS) permission which lead this technology to be more secure ...
Hashem A. Jabar, Rashid A. Fayadh
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

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