Results 21 to 30 of about 915 (263)

Thermal-solutal-fluid flow of channel segregation during directional solidification of single-crystal nickel-based superalloys

open access: yes, 2021
Channel segregation – known as freckle – is one of the most complex defects which severely limit mechanical properties of investment cast single-crystal turbine blades.
H Dong (557460)   +4 more
core   +2 more sources

Colour Metallography of Cast Iron - Chapter 1: Introduction (Ⅰ) [PDF]

open access: yesChina Foundry, 2009
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

On the formation of microstructural gradients in a nickel-base superalloy during electron beam melting

open access: yesMaterials & Design, 2018
Electron beam melting (EBM) is one of the most widely used additive manufacturing (AM) methods for metallic components and has demonstrated great potential to fabricate high-end components in the aerospace and energy industries.
Dunyong Deng   +3 more
doaj   +1 more source

Solidification of colloidal suspensions

open access: yes, 2006
We present a mathematical model of the unidirectional solidification of a suspension of hard-sphere colloids. Similarity solutions are obtained for the volume fraction and temperature profiles ahead of a planar solidification front.
M. Grae Worster   +5 more
core   +1 more source

Ultra-Fast Melting and Solidification Behaviour of Amorphous and Crystalline Silicon

open access: yes, 1983
Subnanosecond ultra-violet radiation pulses are used to produce relatively thick, large area amorphous layers onSi crystals by transient melting and solidification. The different behaviours of (001) and (111) Si orientations are highlighted. Observations
H.C. Webber, A.G. Cullis, N.G. Chew
core   +1 more source

Colour Metallography of Cast Iron - Chapter 3: Spheroidal Graphite Cast Iron (Ⅳ) [PDF]

open access: yesChina Foundry, 2010
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

Colour Metallography of Cast Iron - Chapter 3: Spheroidal Graphite Cast Iron (Ⅰ) [PDF]

open access: yesChina Foundry, 2010
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

Integrating structural mechanics Into microstructure solidification modelling [PDF]

open access: yes
The objective of this work is to investigate how the development of a solidifying microstructure can be altered by the consideration of structural mechanical behaviour.
Soar, Peter
core   +1 more source

Colour Metallography of Cast Iron - Chapter 3: Spheroidal Graphite Cast Iron (Ⅱ) [PDF]

open access: yesChina Foundry, 2010
Cast iron, as a traditional metal material, has advantages of low total cost, good castability and machinability, good wear resistance and low notch sensitivity, and is still facing tough challenge in quality, property and variety of types etc.
Zhou Jiyang
doaj  

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