Results 131 to 140 of about 1,062,401 (295)

Preparing for the Bomb: The Development of Civil Defence Policy in Canada, 1948–1963 [PDF]

open access: yes, 2012
During the period 1948 to 1963 civil defence in Canada developed in a number of stages that reflected changes in technology, weaponry and scientific discovery.
Davidson, Mark
core   +1 more source

Sol–Gel Derived Polymer Precursors for Stereolithography of ZrC

open access: yesAdvanced Engineering Materials, EarlyView.
ZrC is a critical material target for extreme temperature conditions. This report describes a protocol for preparing ZrC ceramics via stereolithography and examines the impact of the polymer matrix on carbothermal reduction and mechanical stability of 3D printed ZrC.
Charles J. Rafalko   +2 more
wiley   +1 more source

Automatism is never a defence [PDF]

open access: yes, 2014
The central aim of this article is to set out and justify the contention that automatism is never a defence, not even exceptionally. Where D is not at fault for her lack of voluntariness, the term ‘automatism’ is simply a shorthand explanation that D ...
Child, John, Reed, Alan
core  

Engineered Mycelial Scaffolds With Tunable Ultraviolet Protection, Wettability, Thermal Stability, and Spatial Mechanics

open access: yesAdvanced Engineering Materials, EarlyView.
Fungal mycelia grown into biodegradable scaffolds and infused with titania nanoparticles show enhanced ultraviolet shielding, thermal protection, and surface nonwettability. Properties were tuned by drying methods, revealing structure–function relationships.
Juwon S. Afolayan   +2 more
wiley   +1 more source

Planned Adaptation in Design and Testing of Critical Infrastructure: The Case of Flood Safety in The Netherlands [PDF]

open access: yes, 2015
In the Netherlands, dykes and other primary water defence works are assets that are essential to keep the society and economy functioning, by protecting against flooding from sea and rivers due to extreme events.
Bloemen, P, Petersen, AC
core  

Bioinspired Shape‐Memory Hook Fasteners With Programmable Interlocking and Silent Release

open access: yesAdvanced Engineering Materials, EarlyView.
Bioinspired hook fasteners made from epoxy shape‐memory polymers are shown to switch between strong, secure attachment and gentle, silent release when heated. By combining programmable geometry and material response, these adaptive fasteners outperform commercial systems in strength and noise control, enabling new solutions for robotics, medical ...
Maria I. Vallejo Ciro   +3 more
wiley   +1 more source

Making the Department of National Defence Work in the 1970s: The Deputy Minister and the CDS Remember [PDF]

open access: yes, 2012
In the aftermath of unification, the Canadian Forces were struggling to deal with the changes that overtook them, not least the Trudeau government’s relative indifference to the military, the impact of bilingualism, and massive reorganization.
Granatstein, J.L.
core   +1 more source

Bias‐Free Highly Efficient and Stable Dye‐Sensitized Photoelectrochemical Cells via Cascade Charge Transfer

open access: yesAdvanced Functional Materials, EarlyView.
A buried‐junction DSPEC design is introduced that leverages cascade charge transfer to enhance efficiency, stability, and versatility. This approach facilitates effective charge transfer and minimizes recombination losses, leading to significant improvements.
Jun‐Hyeok Park   +8 more
wiley   +1 more source

Further Evidence on Defence Spending and Economic Growth in NATO Countries [PDF]

open access: yes
The main purpose of this paper is to analyze the causal relationships between defence spending and economic growth using the Toda–Yamamoto approach to Granger causality test in the case of selected NATO countries for the period of 1949-2006.
Alper Ozun, Erman Erbaykal
core  

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