Results 51 to 60 of about 1,862,685 (344)

Effect of Sn Addition on Phase Transformation Behavior of Equiatomic Ni-Ti Shape Memory Alloy

open access: yesمجلة بغداد للعلوم, 2020
Sn effect on the phase transformation behavior, microstructure, and micro hardness of equiatomic Ni-Ti shape memory alloy was studied. NiTi and NiTiSn alloys were produced using vacuum induction melting process with alloys composition (50% at. Ni, 50% at.
Ali Abadi aljubouri   +2 more
doaj   +1 more source

In Vitro Evaluation of Enamel Microhardness after Application of Two Types of Fluoride Varnish [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Introduction: Use of fluoride compounds is one of the most effective ways of preventing decay and among these varnishes have high acceptance among different fluoride products.
Fatemeh Molaasadolah   +3 more
doaj   +1 more source

Quantitative Analysis of Hydrogenated DLC Films by Visible Raman Spectroscopy

open access: yes, 2006
The correlations between properties of hydrogenated diamond like carbon films and their Raman spectra have been investigated. The films are prepared by plasma deposition technique, keeping different hydrogen to methane ratio during the growth process ...
Achintya Singha   +5 more
core   +1 more source

The Production Of Cast Metal Matrix Composite By A Modified Stir Casting Method [PDF]

open access: yes, 2001
In a normal practice of stir casting technique, cast metal matrix composites (MMC) is produced by melting the matrix material in a vessel, then the molten metal is stirred thoroughly to form a vortex and the reinforcement particles are introduced through
Hashim, Jasmi
core   +1 more source

TRIBOLOGICAL CONSIDERATIONS ON RWL 34 TOOLS STEEL [PDF]

open access: yesProceedings on Engineering Sciences, 2019
The paper presents an analyze of the tribological testing on the RWL 34 tools steels in diffrent stages: untreated, hardened and hardened and tempered. The wear tests were made by ball on disk, which is an oscilating sliding method.
Mihai DEMIAN   +2 more
doaj   +1 more source

Realization of High Efficiency and Low Damage Machining of Anisotropic KDP Crystal by Grinding [PDF]

open access: yes, 2019
Potassium dihydrogen phosphate (KDP) is a non-linear material used in various opto-electronic applications including Q-switches, high-speed photography shutters, frequency harmonic generation lens and Pockels cells in the Inertial Confinement Fusion (ICF)
Cai, Rui   +4 more
core   +1 more source

Analysing the significance of small conformational changes and low occupancy states in serial crystallographic data

open access: yesFEBS Open Bio, EarlyView.
This protocol paper outlines methods to establish the success of a time‐resolved serial crystallographic experiment, by means of statistical analysis of timepoint data in reciprocal space and models in real space. We show how to amplify the signal from excited states to visualise structural changes in successful experiments.
Jake Hill   +4 more
wiley   +1 more source

Novel method for refinement of retained austenite in micro/nano-structured bainitic steels [PDF]

open access: yes, 2017
A comparative study was conducted to assess the effects of two different heat treatments on the amount and morphology of the retained austenite in a micro/nano-structured bainitic steel.
Hu, F.   +5 more
core   +1 more source

Is Young's Modulus a Critical Coating Property Determining Fouling‐Release Performance of Marine Coatings?

open access: yesAdvanced Engineering Materials, EarlyView.
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal   +2 more
wiley   +1 more source

Duplex Stainless Steel Laser‐Surface Textured: Stability in Brine Solution

open access: yesAdvanced Engineering Materials, EarlyView.
Controlled laser‐surface treatment (LST) of duplex DSS2205 steel is performed to increase its stability in brine solution under cyclic electrochemical assays. The superior protection with respect to flat and smooth panels is attributed to the presence of FeCr2O4 as the main protective oxide layer in the LST surface, after corrosion tests. The stability
Mohammad Rezayat   +5 more
wiley   +1 more source

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