Results 11 to 20 of about 16,321,064 (131)

The prototype of the system for the formation of an individual learning path

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2023
Objective. The purpose of the study is to identify the dependence of the quality of education in a general educational organization on the educational environment.Method.
T. G. Aslanov   +4 more
doaj   +1 more source

Novel WiFi/MEMS Integrated Indoor Navigation System Based on Two-Stage EKF

open access: yesMicromachines, 2019
Indoor navigation has been developing rapidly over the last few years. However, it still faces a number of challenges and practical issues. This paper proposes a novel WiFi/MEMS integration structure for indoor navigation.
Yi Cui   +4 more
doaj   +1 more source

Comparative evaluation of collection varieties of winter garlic by yield

open access: yesОвощи России, 2021
Relevance. To produce garlic for use both in the domestic and foreign markets, there is no required number of high-yielding varieties with large onions and a small number of cloves, as well as resistant to new growing conditions.
V. V. Skorina, I. G. Kakhtsiankova
doaj   +1 more source

Comparative assessment of yield and environmental stability of common dill samples

open access: yesОвощи России, 2022
Relevance. The creation of varieties and hybrids with environmental sustainability is a priority in crop breeding. Many issues related to biology and ecology of a number of spice plants remain understudied.
V. V. Skorina, A. V. Piatrenka
doaj   +1 more source

Aerobic microbial life persists in oxic marine sediment as old as 101.5 million years

open access: yesNature Communications, 2020
The discovery of aerobic microbial communities in nutrient-poor sediments below the seafloor begs the question of the mechanisms for their persistence.
Yuki Morono   +7 more
doaj   +1 more source

ALGORITHMS OF NEW METHODS FOR MATERIAL WEAR RESISTANCE ESTIMATION [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
Subject of Research. New methods and algorithms for testing and determination of material wear resistance are presented. Various friction pairs have been tested, which made it possible to determine the dependence of the wear resistance of various ...
Andrey V. Tikalov, Leonid V. Efremov
doaj   +1 more source

Online Misinformation: Challenges and Future Directions [PDF]

open access: yes, 2018
Misinformation has become a common part of our digital media environments and it is compromising the ability of our societies to form informed opinions.
Alani, Harith, Fernandez, Miriam
core   +1 more source

Estimation of the productivity of rice samples under severe field drought

open access: yesЗерновое хозяйство России, 2023
Drought is one of the most important factors hindering the cultivation of rice, resulting in large yield losses, and limiting productivity growth. The purpose of the current study was to determine the drought resistance of rice varieties and samples of ...
P. I. Kostylev   +2 more
doaj   +1 more source

Geophysical constraints on microbial biomass in subseafloor sediments and coal seams down to 2.5 km off Shimokita Peninsula, Japan

open access: yesProgress in Earth and Planetary Science, 2018
To understand the ability of microbial life to inhabit a deep subseafloor coalbed sedimentary basin, the correlation between fluid transport properties and the abundance of microbial cells was investigated based on core samples collected down to about 2 ...
Wataru Tanikawa   +4 more
doaj   +1 more source

Influence of the hydraulic pump unit on the quality of the rolled surface

open access: yesЛитьë и металлургия, 2021
To ensure the competitiveness of rolled metal in the modern market, the decisive factor is the quality of the rolled surface (defects with a depth of no more than 0.2 mm are allowed without stripping). Rolling processing is a source of formation of small
N. A. Glazunova, Yu. A. Potapenko
doaj   +1 more source

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