Results 81 to 90 of about 3,792 (227)

Properties of dispersion-strengthened chromium - 4-volume-percent-thoria alloys produced by ball milling in hydrogen iodide [PDF]

open access: yes
The effects of processing variables on the tensile properties and ductile-to-brittle transition temperature (DBTT) of Cr + 4 vol. %ThO2 alloys and of pure Cr produced by ball milling in hydrogen iodide were investigated. Hot rolled Cr + ThO2 was stronger
Arias, A.
core   +1 more source

Gas metal arc welding of modified X2CrNi12 ferritic stainless steel [PDF]

open access: yes, 2007
X2CrNi12 ferritic stainless steel is a low cost stainless steel grade exhibiting good corrosion and abrasion resistance. Typical applications for this steel are bus frames and chassis, railway wagons for coal and iron ore, mining and mineral processing ...
Deleu, E.   +3 more
core   +1 more source

Enhanced thermal-mechanical properties of rolled tungsten bulk material reinforced by in situ nanosized Y–Zr–O particles

open access: yesNuclear Engineering and Technology
Tungsten is the most promising plasma facing material for fusion reactors. Rolled W–Y2(Zr)O3 bulk material has been successfully produced in this study for future fusion engineering applications.
Gang Yao   +4 more
doaj   +1 more source

Indentation plasticity and fracture in silicon [PDF]

open access: yes
Measurements of the ductile-brittle transition temperature of heavily doped silicon were carried out using indentation techniques. Diamond pyramid hardness tests were performed on the (100) face of heavily doped N-type and P-type and intrinsic silicon ...
Pirouz, P., Rybicki, George C.
core   +1 more source

Continuous-time perpetuities and time reversal of diffusions [PDF]

open access: yes, 2016
We consider the problem of estimating the joint distribution of a continuous-time perpetuity and the underlying factors which govern the cash flow rate, in an ergodic Markov model. Two approaches are used to obtain the distribution.
Kardaras, Constantinos, Robertson, Scott
core   +3 more sources

Development of innovative steels and thermo-mechanical treatments for DEMO high operating temperature blanket options

open access: yesNuclear Materials and Energy, 2018
Among the options currently taken into account for the realization of the first DEMO reactor there are the “helium-cooled” and the “dual coolant” breeding blanket.
C. Cristalli   +5 more
doaj   +1 more source

Application of yttrium coatings on chromium- base alloys by metalliding Final report [PDF]

open access: yes
Electroplating and vacuum evaporation of yttrium oxide-chromium oxide coating of chromium alloys for nitrogen embrittlement ...
Berkowitz-Mattuck, J.   +3 more
core   +1 more source

Precipitation strengthened tantalum base alloys [PDF]

open access: yes
Mechanical properties of precipitation strengthened tantalum base ...
Buckman, R. W., Jr., Goodspeed, R. C.
core   +1 more source

Effect of bonding temperature on tensile behaviors and toughening mechanism of W/(Ti/Ta/Ti) multilayer composites

open access: yesHigh Temperature Materials and Processes
The inherent low-temperature brittleness has restricted the application of tungsten materials. One option for enhancing the tungsten fracture toughness is to use tungsten-based layered composites.
Liu Rui   +4 more
doaj   +1 more source

Evolution of Microstructure and Mechanical Properties of Steam Generator Material After Long-Term Operation in Nuclear Power Plant

open access: yesMetals
The microstructural evolution and mechanical properties of WWER 440 steam generator steel GOST 22K after long-term operation were thoroughly examined in this study. The samples were taken directly from a steam generator using the small punch test method.
David Slnek   +6 more
doaj   +1 more source

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