Results 31 to 40 of about 881,071 (362)

The contribution of grain boundary barriers to the electrical conductivity of titanium oxide thin films [PDF]

open access: yes, 2008
Titanium oxide thin films were prepared by reactive magnetron sputtering. The reactive gas pulsing process was implemented to control the oxygen injection in the deposition process and,consequently, to tune the oxygen concentration in the films from pure
BESNARD, Aurélien   +4 more
core   +7 more sources

Tunable Functionality and toxicity studies of Titanium Dioxide Nanotube Layers [PDF]

open access: yes, 2010
In this work, we have developed economic process to elaborate scalable titanium dioxide nanotube layers which show a tunable functionality. The titanium dioxide nanotube layers was prepared by electrochemical anodization of Ti foil in 0.4 wt ...
Awitor, Ok   +6 more
core   +2 more sources

Ignition resistance and mechanisms of TC11 titanium alloys with flame retardant coating

open access: yesJournal of Aeronautical Materials, 2019
The effect of YSZ+NiCrAl-B.e composite coating on the ignition resistance of TC11 titanium alloy was studied by using the method of friction in oxygen-enriched atmosphere. Combining friction and wear analysis and unsteady heat conduction calculation, the
MI Guangbao   +5 more
doaj   +1 more source

Study on the Behavior Mechanism of K and Na during the Synthesis of VN Alloy

open access: yesMetals, 2022
In this paper, the sources of K and Na in vanadium-nitrogen (VN) alloys and their effects on the furnace structure were studied. The results show that K and Na are mainly present as counter-ions of decavanadate and dodecanadate in ammonium polyvanadate ...
Lanjie Li   +5 more
doaj   +1 more source

Growth and characterisation of titanium sulphide nanostructures by surface-assisted vapour transport methods; from trisulphide ribbons to disulphide nanosheets [PDF]

open access: yes, 2012
Surface Assisted Chemical Vapour Transport (SACVT) methods have been employed to grow nanostructures of titanium disulphide (TiS2) and titanium trisulphide (TiS3).
Denholme, S.J.   +4 more
core   +1 more source

Effect of secondary carbides on the core-rim structure evolution of TiC-based cermets

open access: yesMaterials Research Express, 2021
Herein, the effect of adding VC with different contents and Mo _2 C, WC and TaC on the core-rim structure evolution of TiC-based cermets was investigated using x-ray diffraction, scanning electron microscopy and energy-dispersive spectroscopy.
Min Chen   +3 more
doaj   +1 more source

The role of titanium in electromigrated tunnel junctions

open access: yes, 2014
A standard route for fabrication of nanoscopic tunnel junctions is via electromigration of lithographically prepared gold nanowires. In the lithography process, a thin adhesion layer, typically titanium, is used to promote the adhesion of the gold ...
Frimmer, Martin   +3 more
core   +1 more source

Versatile Coordination of Cyclopentadienyl-Arene Ligands and Its Role in Titanium-Catalyzed Ethylene Trimerization [PDF]

open access: yes, 2009
Cationic titanium(IV) complexes with ansa-(η5-cyclopentadienyl,η6-arene) ligands were synthesized and characterized by X-ray crystallography. The strength of the metal-arene interaction in these systems was studied by variable-temperature NMR ...
Adams J. R.   +108 more
core   +4 more sources

Investigation on Heat Storage Characteristics of Vanadium Tailings/Carbon Foam/Organic Matter Composite Phase Change Materials

open access: yesKuangchan zonghe liyong
Using carbon foam (CF) as supporting materials, paraffin (PW), palmitic acid (PA) and stearic acid (SA) as phase change main materials and Panzhihua vanadium tailings (VT) as thermal conductivity enhancer, vanadium tailings/carbon foam/organic composite ...
Zhong XU   +5 more
doaj   +1 more source

Effect of Electric Current Heat Treatment on Commercially Pure Titanium Sheets

open access: yesMetals, 2021
Rapid electric current heat treatment has been successfully applied to a cold-rolled sheet of commercially pure titanium (CP Ti). The electric current heat treatment was conducted at various temperatures (400, 500, 600 and 700 °C) by altering the current
Chan Hyeok Lee   +7 more
doaj   +1 more source

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