Results 11 to 20 of about 418,826 (276)

Magnetic Coordinate Systems [PDF]

open access: yesSpace Science Reviews, 2016
Geospace phenomena such as the aurora, plasma motion, ionospheric currents and associated magnetic field disturbances are highly organized by Earth's main magnetic field. This is due to the fact that the charged particles that comprise space plasma can move almost freely along magnetic field lines, but not across them. For this reason it is sensible to
K. M. Laundal, A. D. Richmond
openaire   +5 more sources

Research advance in low-temperature resistant rubber: Molecular structure design and chemical modification

open access: yesHecheng xiangjiao gongye, 2022
"Research progress in low-temperature resistant rubber materials was reviewed with 77 references, the molecular structures, low temperature resistance and influencing factors of natural rubber, general synthetic rubber and special synthetic rubber were
WANG Tian-jiao1, MA Yu-cong1, ZHENG Shun-qi2, DING Ang3, WU Ai-min1, HUANG Hao1
doaj   +1 more source

Effect of Insert Angles on Cutting Tool Geometry [PDF]

open access: yesЖурнал інженерних наук, 2020
An analysis of publications has shown that mechanically clamped indexable inserts are predominantly used in modern tool manufacturing. Each insert has its shape and geometry in the tool coordinate system. The static system’s required geometry is achieved
Shvets S. V., Astakhov V. P.
doaj   +1 more source

PENGEMBANGAN MEDIA PEMBELAJARAN MATERI SISTEM KOORDINAT BERBASIS GEOGEBRA DI SEKOLAH DASAR

open access: yesAksioma: Jurnal Program Studi Pendidikan Matematika, 2023
This study aims to develop coordinate system learning media in the form of GeoGebra Applets for fifth grade elementary school students. Learning media was developed using the Research and Development (R&D) with the 4D model (Define, Design, Develop, and ...
Ulfiyani Ulfiyani   +2 more
doaj   +1 more source

A Sensing-Based Visualization Method for Representing Pressure Distribution in a Multi-Zone Building by Floor

open access: yesSensors, 2023
Airflow in a multi-zone building can be a major cause of pollutant transfer, excessive energy consumption, and occupants discomfort. The key to monitoring airflows and mitigating related problems is to obtain a comprehensive understanding of pressure ...
Jiajun Jing   +5 more
doaj   +1 more source

Degree of Freedom of Gene Expression in Saccharomyces cerevisiae

open access: yesMicrobiology Spectrum, 2022
The complexity of genome-wide gene expression has not yet been adequately addressed due to a lack of comprehensive statistical analyses. In the present study, we introduce degree of freedom (DOF) as a summary statistic for evaluating gene expression ...
Zhen Yang   +4 more
doaj   +1 more source

COORDINATE SYSTEMS AND TRANSFORMATIONS FOR AIR NAVIGATION TASKS

open access: yesНаучный вестник МГТУ ГА, 2017
The main types of coordinate systems, used for air navigation tasks solving that are connected with aeronautical flight control and landing provisioning are examined in the article.
O. N. Skrypnik
doaj   +1 more source

Polypolar lemniscate coordinate system [PDF]

open access: yesКомпьютерные исследования и моделирование, 2009
The polypolar coordinate system, as well as classical polar, characterizes a point on a plane by polar radius and polar angle , but utilizes multiple poles instead of one pole. Such referencing can be provided by a class of multifocal lemniscates.
Tatyana Anatol'evna Rakcheeva
doaj   +1 more source

ETRS89/D96-17 – Rezultat GNSS-izmere EUREF Slovenija 2016 ( = ETRS89/D96-17 – A result of the EUREF Slovenia 2016 GNSS campaign) [PDF]

open access: yesGeodetski Vestnik, 2020
The horizontal component of the national spatial reference system of Slovenia is based on EUREF GPS campaigns at the passive GNSS-network of EUREF sites in the years 1994–1996.
Sandi Berk   +3 more
doaj   +1 more source

Kinematics and singularity analysis of UR5 robot

open access: yesJournal of Hebei University of Science and Technology, 2019
In order to solve the problem that the UR5 robot coordinate system established by the user is inconsistent with the manufacturer's, and the data related to the force, angular velocity, angular acceleration are difficult to be directly used, based on the ...
Fuxiang ZHANG, Yang ZHAO
doaj   +1 more source

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