Results 51 to 60 of about 3,298,913 (200)

Characterization of a Bimetallic Multilayered Composite “Stainless Steel/Copper” Fabricated with Wire-Feed Electron Beam Additive Manufacturing

open access: yesMetals, 2021
The results of investigating the structure and properties of multilayered bimetallic “steel–copper” macrocomposite systems, obtained by wire-feed electron beam additive manufacturing, are presented in the paper.
Kseniya Osipovich   +6 more
doaj   +1 more source

Design of antimicrobial composite nanoparticles ZnxMe(100-x)/O by electrical explosion of two wires in the oxygen-containing atmosphere

open access: yesMaterials & Design, 2019
The problem of formation of resistant strains of bacteria contributes to the development of the fields related to nanoparticles that can become the alternatives of antibiotics. The composite zinc oxide based nanoparticles produced by electrical explosion
A.S. Lozhkomoev   +6 more
doaj   +1 more source

Phase Formation, Microstructure, and Mechanical Properties of Ni-Cu Bimetallic Materials Produced by Electron Beam Additive Manufacturing

open access: yesMetals, 2022
The paper presents the results of applying wire-feed electron beam additive manufacturing technology to produce bimetallic samples of CuCr1 copper alloy and Udimet 500 nickel-based superalloy.
Kseniya Osipovich   +9 more
doaj   +1 more source

Sustainable Concrete for the 21st Century Concept of Strength through Durability [PDF]

open access: yes, 2008
The world is passing through difficult and troubled times, and we live in a rapidly changing world. The construction industry is facing many challenges – global warming, climate change forces, and the capability to achieve sustainable development and ...
Swamy, R.N.
core  

Controlled intermittent interfacial bond concept for composite materials [PDF]

open access: yes, 1975
Concept will enhance fracture resistance of high-strength filamentary composite without degrading its tensile strength or elastic modulus. Concept provides more economical composite systems, tailored for specific applications, and composite materials ...
Atkins, A. G., Marston, T. U.
core   +1 more source

SIMULATION OF FRACTURE USING A MESH-DEPENDENT FRACTURE CRITERION IN THE DISCRETE ELEMENT METHOD

open access: yesFacta Universitatis. Series: Mechanical Engineering, 2018
Recently, Pohrt and Popov have shown that for simulation of adhesive contacts a mesh dependent detachment criterion must be used to obtain the mesh-independent macroscopic behavior of the system.
Andrey Dimaki   +3 more
doaj   +1 more source

ESTABLISHMENT OF AGE VS STRENGTH CURVE FOR SET OF MATERIALS [PDF]

open access: yes, 2017
This study was directed toward performance of concrete under varying water to cementitious materials ratio. The influence of constituent materials and various mix proportions on compressive strength of concrete was studied experimentally and reported. At
MR. HIMANSHU PRASAD KULKARNI
core   +2 more sources

High-temperature tensile tester for ceramics [PDF]

open access: yes, 1974
Apparatus measures tensile strength of rigid, low-density ceramic materials at temperatures up to 1375 K. Tensile grips mate with tensile specimen and form top and bottom of lightweight furnace.
Smith, M.
core   +1 more source

Cu/Fe MAGNETIC NANOPARTICLES WITH ANTITUMOR ACTIVITY

open access: yesСибирский онкологический журнал, 2018
The use of bimetallic nanoparticles of biocompatible metals with magnetic properties is a new approach to combating cancer cells. Nanoparticles of immiscible Fe/Cu metals, with separated phases at the level of one particle, were synthesized by electric ...
O. V. Bakina   +6 more
doaj   +1 more source

Water saturation induced changer in the indirect (Brazilian) tensile strength and the failure mode of some igneous rock materials [PDF]

open access: yes, 2020
The present study concentrates on water induced strength reduction and variation of the failure mode in indirect (Brazilian) tension tests of several igneous rock materials under three moisture cases of oven-dry, air-dry and fully saturated states.
Komurlu, Eren, Yasar, Serdar
core  

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