Results 141 to 150 of about 12,064 (254)

VN Thin Films via MOCVD Using a New Vanadium Precursor: Linking Growth Chemistry to Functional Surface Properties

open access: yesSmall Methods, Volume 10, Issue 3, 9 February 2026.
A new vanadium precursor enables metalorganic chemical vapor deposition growth of pure and crystalline VN thin films with tailored orientation. Combined experiments and density functional theory calculations reveal the crucial role of NH3 in controlling decomposition pathways and film characteristics.
Jean‐Pierre Glauber   +11 more
wiley   +1 more source

Volatilization of oxides during oxidation of some superalloys at 1200 C [PDF]

open access: yes
Volatilization of oxides during cyclic oxidation of commercial Nichrome, Inconel 750, Rene 41, Stellite 6B, and GE-1541 was studied at 1200 C in static air.
Zaplatynsky, I.
core   +1 more source

Influence of Cooling Rates and Titanium Content on Hot Ductility in Niobium‐Fixed Microalloyed Steels

open access: yessteel research international, Volume 97, Issue 2, Page 719-730, February 2026.
The hot ductility of four microalloyed steels was examined under varying cooling rates and titanium contents. Hot tensile testing and microscopic analysis revealed that ferrite formation and TiNb(CN) precipitation critically influence hot ductility. Lower cooling rates enhance ductility by increasing ferrite thickness and modifying precipitate features,
Serkan Turan   +2 more
wiley   +1 more source

High temperature protective coatings for refractory metals Final technical report [PDF]

open access: yes
High temperature protective coatings of iridium on tantalum, niobium, molybdenum, and ...
Rexer, J.
core   +1 more source

Microstructure, mechanical, and thermal properties of compositionally complex (Hf,Zr,Nb,Ti)B2‒LaB6 ceramics

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 1, February 2026.
Abstract Novel compositionally complex borides, (Hf,Zr,Nb,Ti)B2 and (Hf,Zr,Nb,Ti)B2‒LaB6, were fabricated using spark plasma sintering process. (Hf,Zr,Nb,Ti)B2‒LaB6 exhibits a dual‐phase microstructure, in which (Hf,Zr,Nb,Ti)B2 is a primary phase with the hexagonal structure and LaB6 is a secondary phase with a cubic structure.
Xin Chen   +8 more
wiley   +1 more source

Single‐source precursor synthesis of a compositionally complex early transitional metal nitride (V, Nb, Ta, Mo, W)Nx and its high temperature stability

open access: yesInternational Journal of Applied Ceramic Technology, Volume 23, Issue 1, February 2026.
Abstract Compositionally complex transitional metal nitrides are an interesting class of ceramics with superior chemical, thermal, and mechanical stability, with a high potential in ultra‐high temperature applications and catalysis. The exceptionality in the properties may partly be explained as a consequence of their high configuration entropy ...
Dharma Teja Teppala   +8 more
wiley   +1 more source

Development of dispersion strengthened tantalum base alloy Eighth quarterly progress report, 20 Aug. - 20 Nov. 1965 [PDF]

open access: yes
Phase identification and morphology studies of dispersion hardened tantalum base alloys for advanced space power ...
Buckman, R. W., Jr., Goodspeed, R. C.
core   +1 more source

Analysis of thermoelectric properties of high-temperature complex alloys of nickel-base, iron-base and cobalt-base groups [PDF]

open access: yes
The thermoelectric properties alloys of the nickel-base, iron-base, and cobalt-base groups containing from 1% to 25% 106 chromium were compared and correlated with the following material characteristics: atomic percent of the principle alloy constituent;
Holanda, R.
core   +1 more source

High temperature protective coatings for refractory metals Yearly summary report, 21 Oct. 1964 - 21 Oct. 1965 [PDF]

open access: yes
Performance characteristics of iridium used as high temperature oxidation protective coating for refractory ...
Criscione, J. M.   +2 more
core   +1 more source

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