Zobrazeno 1 - 10
of 21
pro vyhledávání: '"Paul Withey"'
Autor:
KeeHyun Park, Paul Withey
Publikováno v:
Crystals, Vol 13, Iss 2, p 277 (2023)
Surface scale is usually formed in the aerofoil part of as-cast nickel-based single crystal turbine blades by the strong interaction between the mould wall and the melt, and the subsequent oxidation of the fresh metallic surface of the casting. For b
Externí odkaz:
https://doaj.org/article/81c27ea94c924d67a9276c5ee783a620
Autor:
KeeHyun Park, Paul Withey
Publikováno v:
Crystals, Vol 12, Iss 10, p 1384 (2022)
There was an error in the original publication [...]
Externí odkaz:
https://doaj.org/article/466860f57f0745b395cb56e20efbc72d
Autor:
KeeHyun Park, Paul Withey
Publikováno v:
Crystals, Vol 12, Iss 2, p 299 (2022)
The core and the interdendritic regions of an as-cast nickel based single crystal turbine blade were observed by electron microscopy to understand the microstructural development during an investment casting process. The dendrite core region shows an
Externí odkaz:
https://doaj.org/article/fe416a6097dc4df9929ddffa282b760e
Autor:
KeeHyun Park, Paul Withey
Publikováno v:
Crystals, Vol 11, Iss 10, p 1201 (2021)
Nickel-based single-crystal superalloy turbine blades have been widely used in engines of aircrafts or power plants, but some defect grains are often found on the surface of the blade after full heat treatment or even after casting. Rhenium-rich part
Externí odkaz:
https://doaj.org/article/5806509ff39343e387f079948db063a1
Publikováno v:
Tecnología, Ciencia y Educación, Vol 6, Iss 6, Pp 34-48 (2017)
Competition in the 21st century economy requires corporations, organizations, and professionals to face a common challenge: diverse individuals need consistent motivation towards building competences that increase personal marketability using a comb
Externí odkaz:
https://doaj.org/article/0786b1e0b6f04094aad484a0ef2e0a8e
Publikováno v:
Tecnología, Ciencia y Educación, Vol 5, Iss 5, Pp 87-110 (2016)
Trends in higher education indicate transformations from teachers to facilitators, mentors, or coaches. New classroom management requires diverse teaching methods for a changing population. Non-traditional students require non-traditional faculty. Hi
Externí odkaz:
https://doaj.org/article/ca33a2ad1bec43429dda92af435c1938
Publikováno v:
Tecnología, Ciencia y Educación, Iss 6 (2017)
La competencia en la economía del siglo XXI requiere que las corporaciones, las organizaciones y los profesionales se enfrenten a un desafío común: distintos individuos necesitan una motivación constante para desarrollar competencias que aume
Externí odkaz:
https://doaj.org/article/1353743099924d3c991c4fac92cb76ba
Publikováno v:
Tecnología, Ciencia y Educación, Iss 5 (2016)
Las tendencias en educación superior indican que los profesores se están transformando en mediadores, tutores o coaches. La nueva gestión del aula requiere diversos métodos de enseñanza para una población que está en constante cambio. Los estu
Externí odkaz:
https://doaj.org/article/882eec83d86e4ef7a8132019457eadf8
Autor:
Paul Withey, KeeHyun Park
Publikováno v:
Crystals, Vol 11, Iss 1201, p 1201 (2021)
Crystals
Volume 11
Issue 10
Crystals
Volume 11
Issue 10
Nickel-based single-crystal superalloy turbine blades have been widely used in engines of aircrafts or power plants, but some defect grains are often found on the surface of the blade after full heat treatment or even after casting. Rhenium-rich part
Autor:
Zerong Daniel Wang, Paul Withey
Publikováno v:
ChemistrySelect. 3:13355-13364