Zobrazeno 1 - 10
of 22
pro vyhledávání: '"Nadia Kourra"'
Autor:
Iain McEwen, David E. Cooper, Jay Warnett, Nadia Kourra, Mark A. Williams, Gregory J. Gibbons
Publikováno v:
Applied Sciences, Vol 8, Iss 8, p 1360 (2018)
A new practical workflow for the laser Powder Bed Fusion (PBF) process, incorporating topological design, mechanical simulation, manufacture, and validation by computed tomography is presented, uniquely applied to a consumer product (crank for a high
Externí odkaz:
https://doaj.org/article/6b1a85cb833e4e5bb0fe79b044aedc57
Autor:
Melanie J. Loveridge, Guillaume Remy, Nadia Kourra, Ronny Genieser, Anup Barai, Mike J. Lain, Yue Guo, Mark Amor-Segan, Mark A. Williams, Tazdin Amietszajew, Mark Ellis, Rohit Bhagat, David Greenwood
Publikováno v:
Batteries, Vol 4, Iss 1, p 3 (2018)
Li-ion cell designs, component integrity, and manufacturing processes all have critical influence on the safety of Li-ion batteries. Any internal defective features that induce a short circuit, can trigger a thermal runaway: a cascade of reactions, l
Externí odkaz:
https://doaj.org/article/a327df779b994ef680b729d0ae0ecd63
Publikováno v:
IEEE Journal of Emerging and Selected Topics in Power Electronics. 9:602-615
In renewable energy and grid applications, solder-attached power modules are subject to fatigue stress cycles of low amplitudes, but the devices will be in service for decades. This article aims to understand the slow aging process by focusing on the
Autor:
C.C. Qian, Kenneth N. Kendall, Nadia Kourra, Alex Attridge, Mark A. Williams, Corentin Pasco, Rachel Weare
Publikováno v:
Procedia Manufacturing. 47:93-99
Woven carbon fibre prepreg is being increasingly used in high-performance aerospace and automotive applications, primarily because of its superior mechanical properties and formability. A wide range of forming simulation options are available for pre
Autor:
Monalisa Mandal, Nadia Kourra, Rahul Mitra, Prakash Srirangam, Swapnil Morankar, Mark A. Williams
Publikováno v:
JOM. 71:4050-4058
X-ray computed tomography (XCT) was used for three-dimensional (3D) visualization of the internal microstructure and quantification of the porosity and second-phase particles in Al-4.5Cu-5TiB2 composites prepared by an in situ liquid metallurgy casti
Autor:
Nadia Kourra, Stephen Spooner, Seetharaman Sridhar, Mark A. Williams, Claire Davis, A. Raviraj, Gert Abbel, Wouter Tiekink
Mold slag entrainment during the continuous casting process presents a late stage source of non-metallic inclusions (NMI) with a high likelihood of ending up in the final product. The reaction between the entrained slag phase and surrounding liquid s
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f1f072bd9037b4bfccc4361cd463671d
http://wrap.warwick.ac.uk/149152/1/WRAP-spontaneous-emulsification-entrained-inclusions-during-casting-high-aluminum-steels-Raviraj-2021.pdf
http://wrap.warwick.ac.uk/149152/1/WRAP-spontaneous-emulsification-entrained-inclusions-during-casting-high-aluminum-steels-Raviraj-2021.pdf
This paper reports an investigation to improve fundamental knowledge and understanding of 3D printing of steel in structural engineering. The process method examined is Wire and Arc Additive Manufacturing (WAAM) for the manufacturing of large-sized c
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::605ae588fe170f3a36c23e10783551a0
https://nrl.northumbria.ac.uk/id/eprint/44981/8/1-s2.0-S0950061820337041-main.pdf
https://nrl.northumbria.ac.uk/id/eprint/44981/8/1-s2.0-S0950061820337041-main.pdf
Autor:
Mark A. Williams, C. Davis, J. A. Warnett, W. Tiekink, S. Sridhar, J. Li, G. Abbel, S. Spooner, Nadia Kourra, A. Raviraj
Publikováno v:
Frontiers in Materials, Vol 8 (2021)
The authors present a series of complementary test methods which were developed and used to investigate reactions between high aluminium steel and silica rich inclusions. Non-metallic inclusions (NMIs) cause many defects in the final steel product, t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::452a03571a076cb10a71db7223d0f886
https://cronfa.swan.ac.uk/Record/cronfa58893/Download/58893__21795__df2a41357f004fa6ba2b0ec8e5b98e37.pdf
https://cronfa.swan.ac.uk/Record/cronfa58893/Download/58893__21795__df2a41357f004fa6ba2b0ec8e5b98e37.pdf
Autor:
Steve Dixon, Faduma M. Maddar, Mark A. Williams, Nadia Kourra, Guillaume Remy, Marc Walker, Chaou C. Tan, Melanie Loveridge
Performance assessments on miniature cylindrical cells used in Fitbit Flex 2 fitness trackers have been performed to understand the dominant ageing modes and small format implications. We utilise electrochemical testing, x-ray photoelectron Spectrosc
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::388c8f6c4e200237232693f9ef7c4106
http://wrap.warwick.ac.uk/139778/1/WRAP-Ageing-analysis-asymmetric-stress-considerations-Williams-2020.pdf
http://wrap.warwick.ac.uk/139778/1/WRAP-Ageing-analysis-asymmetric-stress-considerations-Williams-2020.pdf
Computed tomography metrological examination of additive manufactured acetabular hip prosthesis cups
Autor:
Mark A. Williams, James McLoughlin, Alex Attridge, Nadia Kourra, Richard King, Jason M. Warnett, Sarah Muirhead-Allwood, Greg Dibling
Publikováno v:
Additive Manufacturing. 22:146-152
Additive manufacturing (AM) is uniquely suitable for healthcare applications due to its design flexibility and cost effectiveness for creating complex geometries. Successful arthroplasty requires integration of the prosthetic implant with the bone to