Results 11 to 20 of about 71,542 (311)

Modeling the water side corrosion and hydrogen pickup of VVER 1000 fuel clad [PDF]

open access: yesNuclear Technology and Radiation Protection, 2018
Zirconium alloys, are usually used as fuel cladding materials in VVER (water-cooled, water-moderated energy reactor) type reactors, mainly, due to their low neutron absorption cross-section, desirable mechanical properties, and good corrosion resistance ...
Ramezani Leila   +2 more
doaj   +1 more source

Zirconium Doped Tunnel Structure Manganese Oxide OMS-2 Catalysts

open access: yesEurasian Chemico-Technological Journal, 2004
Zirconium doped tunnel structure manganese oxide (OMS-2) materials were synthesized by reflux and impregnation methods by adopting suitable synthetic conditions.
Rajabathar Jothiramalingam   +2 more
doaj   +1 more source

Study of Saturation and Supersaturation of Zr-Doped Vanadium Oxide Nanotubes [PDF]

open access: yesInternational Journal of New Chemistry, 2019
Vanadium oxide nanotubes belong to inorganic nanotubes. One inorganic nanotubes (WS2) synthesized in 1992.Vanadium oxide nanotubes discovared by spahr in 1998.Vanadium oxide nanotubes are used in chemical, bio, electronics and catalysts industry.
Azita Salimian
doaj   +1 more source

Comparative study related to the physicochemical properties of ceramic materials and the clinical implications [PDF]

open access: yesRomanian Journal of Stomatology, 2020
Aim. In response to increased clinical performance of ceramic restorations, the aim of this study is to test, analyze and compare the physical and chemical properties of pressed ceramics and zirconium oxide. Material and method.
Otilia Chirca   +6 more
doaj   +1 more source

Synthesis, Characterization, and Catalytic Activity of Zirconium Oxide Nitrides Supported on High-surface SiO2 [PDF]

open access: yes, 2011
Zirconium oxide nitrides are active ammonia decomposition catalysts for the production of hydrogen. We present a route to zirconium oxide nitrides with high surface area.
Frenzel, Nancy   +4 more
core   +1 more source

Investigations of Zr(IV) in LiF-CaF2: stability with oxide ions and electroreduction pathway on inert and reactive electrodes [PDF]

open access: yes, 2013
In this work, a detailed electrochemical study of the molten LiF-CaF2-ZrF4 system is provided in the 810-920°C temperature range, allowing the determination of the reduction potential, the diffusion coefficient and the reduction mechanism of dissolved Zr(
Cassayre, Laurent   +4 more
core   +4 more sources

Zirconium dioxide. Review

open access: yesКонденсированные среды и межфазные границы, 2021
A review of zirconium dioxide or zirconia ZrO2 is presented. The finding of zirconium compounds in nature, the physical and chemical properties of ZrO2 are given, the polymorphism of zirconium oxide, and the phase diagrams of systems with its ...
Pavel P. Fedorov, Evgeniya G. Yarotskaya
doaj   +1 more source

Superior removal of arsenic from water with zirconium metal-organic framework UiO-66 [PDF]

open access: yes, 2015
10.1038/srep16613Scientific ...
Chen, JP, Li, K, Liu, X, Wang, C
core   +1 more source

Síntesis química, estudios de caracterización y reactividad de un material catalítico a base de ZrO2-H3PW12O40

open access: yesQuímica Nova, 2013
In this work, the preparation and characterization of materials such as zirconium oxide (ZrO2) and phosphotungstic acid promoted zirconium oxide (ZrO2-H3PW12O40) is presented.
Juan Manuel Hernández Enríquez   +4 more
doaj   +1 more source

Effect of zirconium oxide nanofiber on the strength and chloride ion penetration coefficient of concrete

open access: yesSN Applied Sciences, 2023
In this study, zirconium oxide nanofiber with a mean diameter of 100 nm was added to concrete at various concentrations as a cement replacement. Various tests, including compressive strength, splitting tensile strength, flexural strength, and electrical ...
Yaser Zarea   +3 more
doaj   +1 more source

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