Results 81 to 90 of about 32,735 (279)

NewIn-situ synthesis method of magnesium matrix composites reinforced with TiC particulates

open access: yesMaterials Research, 2006
Magnesium matrix composites reinforced with TiC particulates was prepared using a new in-situ synthesis method of remelting and dilution technique. And measurements were performed on the composites.
Zhang Xiuqing   +3 more
doaj   +1 more source

Optimizing Thermoelectric Efficiency in La_(3−x)Te_4 via Yb Substitution [PDF]

open access: yes, 2010
A low temperature, solid state synthesis technique has enabled the production of homogeneous samples of La_(3−x−y)Yb_yTe_4. This allows the substitution of divalent Yb to be utilized to optimize the thermoelectric performance in lanthanum telluride.
Fleurial, Jean-Pierre   +2 more
core  

Fabrication of tetragonal FeSe - FeS alloy films with high sulfur contents by alternate deposition

open access: yes, 2017
We report the synthesis of tetragonal $\mathrm{FeS}_x\mathrm{Se}_{1-x}$ films ($x \leq 0.78$) by pulsed-laser deposition. To fabricate the tetragonal alloy films with tetragonal FeSe and hexagonal FeS targets, we adopted an alternate deposition technique
Fujiwara, Kohei   +2 more
core   +1 more source

Zinc Sulfide Enabling Remarkable Surface Passivation of Crystalline Silicon

open access: yesAdvanced Energy Materials, EarlyView.
Polycrystalline ZnS films capped by Al2O3 provide outstanding surface passivation performance. The excellent lattice agreement between c‐Si and ZnS combined with a hydrogenation step result in extremely low interface state density (≈ 1×1010 cm−2 eV−1) and recombination current pre‐factor (1.0 fA/cm2), revealing a new passivation strategy for ...
Gabriel Bartholazzi   +5 more
wiley   +1 more source

Oxide layer characteristics and interfacial analysis of porcelain fused to high-gold alloy using multitechnique analysis methods

open access: yesJournal of Dental Sciences, 2017
Background/purpose: In a previous fractural study, high-gold crowns possessed the second highest fracture force. The objective of this study is to analyze the interface of porcelain fused to high-gold alloy using different observation devices.
Hao-Sheng Chang   +3 more
doaj   +1 more source

Natural Aging of Biomaterials in Ambient and Physiological Environments

open access: yesAdvanced NanoBiomed Research, EarlyView.
Biomaterials used in biomedical applications can change their physical properties over time, even under ambient and physiological conditions. This review highlights key studies on the natural aging of materials ranging from soft hydrogels to metals and ceramics, emphasizing how time‐dependent changes influence function and performance.
Shuyu Zhang, Anne E. Staples
wiley   +1 more source

Experimental investigation on the phase equilibria of the Mg-Sn-Ag system in the Mg-rich corner

open access: yesJournal of Magnesium and Alloys, 2017
Phase equilibria of the Mg-Sn-Ag system in Mg-rich corner at 320 and 400 °C were experimentally investigated with nine ternary alloys subjected to electron probe microanalysis and X-ray diffraction techniques.
Tingting Tong   +4 more
doaj   +1 more source

Electron Correlations in the Low Carrier Density LaFeAsO0.89F0.11 Superconductor (Tc = 28 K)

open access: yes, 2008
The crystal structure and numerous normal and superconducting state properties of layered tetragonal (P4/nmm) LaFeAsO, with F-doping of 11 %, are reported.
Athena S. Sefat   +9 more
core   +1 more source

A Doxorubicin‐Loaded Liposomes Baghdadite System for Localized Osteosarcoma Therapy and Bone Regeneration

open access: yesAdvanced NanoBiomed Research, EarlyView.
This study presents a multifunctional Baghdadite ceramic implant integrating doxorubicin‐loaded liposomes via ion‐assisted plasma polymer coating for localized osteosarcoma therapy. The platform enables drug retention, sustained release, tumor cell inhibition, osteoconductivity, and antibacterial activity, offering a mechanically robust strategy for ...
Sally Kortam   +8 more
wiley   +1 more source

Scanning Electron Probe Microanalysis

open access: yesDefence Science Journal, 1989
Scanning electron probe microanalysis has grown over the pastthree decades into a powerful technique for the microchemicalcharacterisation of materials. This paper describes the principles andvarious features of a typical microanalyser, and illustrates its uniquecapabilities in the study of materials by means of selected case histories.
M. Vijayakumar   +2 more
openaire   +1 more source

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