Results 91 to 100 of about 270,958 (304)

SLS/BIALL Academic Law Library Survey 2015/2016

open access: yes, 2017
Survey report outlining the activities and funding of academic law libraries in the UK and Ireland in the academic year 2015/2016. The figures have been taken from the results of a survey questionnaire undertaken by Academic Services staff at the ...
Gee, David, David Gee
core   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

From Space to the Battlefield: Ethical and Legal Aspects of the Use of Satellite Technologies in the Russian-Ukrainian War

open access: yesФилософия и космология
The integration of satellite technologies into the Russo-Ukrainian conflict has redefined the strategic role of space-based assets in contemporary warfare, revealing their dual-use nature and the associated legal, ethical, and strategic challenges.
Inesa Kostenko, Andrii Manzhula
doaj   +1 more source

Sensing a change? : the re-launch of Australia's space policy and some possible legal implications

open access: yes, 2010
One of the more surprising revelations for space historians is the fact that a number of countries other than the two main space superpowers of the time – the United States and the Soviet Union – made significant pioneering contributions to the early ...
Freeland, Steven (R13494)
core  

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Space tourism and the international law of outer space

open access: yes, 2010
A landmark element in the ongoing evolution of humankind’s activities in space is the development of technology capable of transporting large numbers of paying passengers into outer space on a commercial basis.
Freeland, Steven (R13494)
core  

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

Recent Brazilian initiatives to address legal gaps and barriers that negatively impact the development of the national space industry

open access: yes, 2017
When trying to construct a national space industry, developing nations are often hindered by limited financial resources and a lack of technical expertise.
RIBEIRO VIANA, TATIANA
core  

High‐Temperature Nanoindentation of Metals: Assessing Thermal Drift, Frame Compliance, and Chemical Composition Effects on the Reported Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Do not let thermal drift and instrument artifacts deceive high‐temperature nanoindentation results. We compare classical Oliver–Pharr and automatic image recognition analyses across steels and a Ni alloy to quantify these effects. Accounting for artifacts reveals systematic softening with temperature, while Cr and Ni additions boost resistance ...
Velislava Yonkova   +2 more
wiley   +1 more source

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