Results 41 to 50 of about 18,627,334 (360)

A radiative cooling structural material

open access: yesScience, 2019
A stronger, cooler wood One good way to reduce the amount of cooling a building needs is to make sure it reflects away infrared radiation. Passive radiative cooling materials are engineered to do this extremely well. Li et al.
Tian Li   +18 more
semanticscholar   +1 more source

Cibali District; Investigation of External Facing Material Selection In Architectural Structures

open access: yesJournal of Sustainable Construction Materials and Technologies, 2018
In this study, product selection and environmental effects were researched in the facade coatings forming the shells.The exterior wall coverings used in the buildings form the shell of the design.
Yusuf Akyazıcı, A. Bilge Işık
doaj   +1 more source

Improvement of Gear Durability for an 86 kW Class Agricultural Tractor Transmission by Material Selection

open access: yesAgriculture, 2022
This study was conducted to ensure gear durability and design optimal transmission of agricultural tractors. A field test was conducted using an 86 kW agricultural tractor for plow and rotary tillage, which are typical agricultural operations.
Seung-Min Baek   +8 more
doaj   +1 more source

Multi‐Material 3D and 4D Printing: A Survey

open access: yesAdvancement of science, 2020
Recent advances in multi‐material 3D and 4D printing (time as the fourth dimension) show that the technology has the potential to extend the design space beyond complex geometries.
M. Rafiee, R. D. Farahani, D. Therriault
semanticscholar   +1 more source

The Oxford handbook of material culture studies

open access: yes, 2010
The Oxford Handbook of Material Culture Studies introduces and reviews current thinking in the interdisciplinary field of material culture studies. Drawing together approaches from archaeology, anthropology, geography, and Science and Technology Studies,

core   +1 more source

Detection rate of SARS-CoV-2 RNA in relation to isolation time and environmental surface type

open access: yesFrontiers in Public Health, 2022
Severe acute respiratory syndrome coronavirus (SARS-CoV-2) causes environmental contamination via respiratory droplets and persists on contaminants and environmental surfaces for anywhere from a few hours to 6 days.
Weijie Sun   +8 more
doaj   +1 more source

"Material" mechanics of materials

open access: yesTheoretical and Applied Mechanics, 2002
The paper outlines recent developments and prospects in the application of the continuum mechanics expressed intrinsically on the material manifold itself. This includes applications to materially inhomogeneous materials physical effects which, in this vision, manifest themselves as quasi-in homogeneities, and the notion of thermo dynamical driving ...
openaire   +3 more sources

Pengaruh Variasi Holding Temperature dan Holding Time Pada Post Weld Heat Treatment Terhadap Struktur Mikro dan Distribusi Kekerasan Hasil Pengelasan Bisclad 600 dengan Metode SMAW di PT. Holcim Indonesia

open access: yes, 2018
Pengelasan terhadap material Bisclad 600 telah dilakukan dengan menggunakan metode pengelasan SMAW. Spesimen pengelasan dibuat dengan ukuran 100 mm x 100 mm x 10 mm sebanyak 6 spesimen. Proses pengelasan dilakukan dengan menggunakan parameter arus 100 A,
Noerochim, Lukman; Departemen Teknik Material Institut Teknologi Sepuluh Nopember   +2 more
core   +1 more source

LINK BETWEEN SURFACE ROUGHNESS AND PRODUCTIVITY TO PROCESSING BY ELECTRICAL EROSION. [PDF]

open access: yesFiabilitate şi Durabilitate, 2014
Processing electrical erosion is a process of taking material through repeated electrical discharges in impulse conducted in a liquid dielectric between two metal objects connected to a power source.
Andrei TIRLA   +2 more
doaj  

Investigating Pronunciation Material Tasks and Method of Teaching in Sunrise Series 7-9

open access: yesمجلة جامعة كويه للعلوم الانسانية والاجتماعية, 2021
This study is an attempt to investigate pronunciation material and tasks and/or activities along with teaching methods in Sunrise 7-9 series adopted by the ministry of education in KRG to be taught in basic schools all over Kurdistan region of Iraq.
Pakhshan I. Hamad   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy