Results 121 to 130 of about 8,440,997 (338)

Comparison of Maintenance in Different Materials for Implant Dental Prostheses

open access: yesJournal of Pharmacy and Bioallied Sciences
Context: In contemporary prosthodontics, implant-supported dental prostheses are frequently utilized to restore function and esthetics for individuals who are edentulous.
Neelam Suman   +8 more
doaj   +1 more source

Cadmium Contamination and Health Assessment in Frog Microhyla fissipes Living Downstream of Zinc Mining Area in Thailand [PDF]

open access: yesEnvironmentAsia, 2015
In Mae Sot District, Tak Province, Thailand, concerns have been raised over cadmium contamination, potentially due to zinc mining activities. Although there is no report of acute toxicity on animals in this area, the impact of long-term environmental ...
Jirarach Kitana   +5 more
doaj  

Fire extinguishant materials [PDF]

open access: yes, 1983
Fire extinguishant composition comprising a mixture of a finely divided aluminum compound and alkali metal, stannous or plumbous halide is provided. Aluminum compound may be aluminum hydroxide, alumina or boehmite but preferably it is an alkali metal ...
Altman, R. L., Ling, A. C., Mayer, L. A.
core   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Stone and Metal: Experimental reproduction of a stone monument of the Metal Age, Located between Liguria and Tuscany (Italy)

open access: yesEXARC Journal, 2019
The Italian region of Lunigiana, is located between Liguria and Tuscany, and is rich in stone statues which were worked from the third millennium B.C. until the beginning of the historical period, around the 6th century B.C. (Anati, 1981). Eighty statues
Edoardo Ratti
doaj  

Identifications of False Positives Amongst Sodium(I) Cations in Protein Three-Dimensional Structures—A Validation Approach Extendible to Any Alkali or Alkaline Earth Cation and to Any Monoatomic Anion

open access: yesCrystals
Validation of the data deposited in the Protein Data Bank is of the upmost importance, since many other databases, data mining processes, and artificial intelligence tools are strictly grounded on them. The present paper is divided into two parts.
Oliviero Carugo
doaj   +1 more source

Consolidate Overview of Ribonucleic Acid Molecular Dynamics: From Molecular Movements to Material Innovations

open access: yesAdvanced Engineering Materials, EarlyView.
Molecular dynamics simulations are advancing the study of ribonucleic acid (RNA) and RNA‐conjugated molecules. These developments include improvements in force fields, long‐timescale dynamics, and coarse‐grained models, addressing limitations and refining methods.
Kanchan Yadav, Iksoo Jang, Jong Bum Lee
wiley   +1 more source

Deformation Behavior of La2O3‐Doped Copper during Equal Channel Angular Pressing

open access: yesAdvanced Engineering Materials, EarlyView.
By additions of strengthening elements and/or structure optimization, the mechanical properties of copper can be increased while keeping favorable electric conductivity. By combining addition of La2O3 and processing by equal channel angular pressing, substructure development is achieved, leading to increase in microhardness to more than double the ...
Lenka Kunčická   +2 more
wiley   +1 more source

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