Results 91 to 100 of about 272,137 (304)

The legal regime of the areas beyond national jurisdiction in the BBNJ agreement and lessons learned for space law [PDF]

open access: yes
As a result of the discussions on ocean pollution in recent years, the ‘Agreement under the United Nations Convention on the Law of the Sea on the Conservation and Sustainable Use of Marine Biological Diversity of Areas Beyond National Jurisdiction ...
Erdem Burger, Merve   +1 more
core   +1 more source

Using Nuclear Energy Sources in Outer Space Activities from the Perspective of International Law

open access: yesGüvenlik Stratejileri Dergisi
Nuclear energy systems used in space missions have become a critical technological requirement, particularly in environments where solar radiation is insufficient or where long-duration exploration demands uninterrupted power generation.
Egemen Demirer
doaj   +1 more source

United States Space Law: Historical Evolution and Legislative Framework [PDF]

open access: yesAdvanced Space Law
In this article, the evolution of the United States’ national legal framework governing space activities is examined, highlighting its development under the influence of technological innovations and market transformations.
Mariia Semenchuk
doaj   +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

National Space Law in China: an overview of the current situation and outlook for the future [PDF]

open access: yes, 2015
China has made rapid developments in space technologies and space activities in the last few years, however, it still lags behind in the legal arena. In order to provide guidelines for and promote further development of space activities, China should ...
Zhao, Y
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

The Relationship between the United Nations Space Treaties and the Vienna Convention on the Law of Treaties [PDF]

open access: yes, 2013
A review of the United Nations Space Treaties from the perspective of the 1969 Vienna Convention on the Law of Treaties (VCLT) is both a very interesting academic exercise and an extremely difficult and complex proposition. This issue has so far not been
Freeland, Steven (R13494), Jakhu, Ram
core  

Beyond Earth: The perils of outer space for civilian safety and infrastructure

open access: yesInternational Review of the Red Cross
The increasing integration of outer space technologies into both civilian life and military operations poses significant challenges to the application of the principles of international humanitarian law.
Jacqueline Reichhold
doaj   +1 more source

Fractional Spaces and Conservation Laws [PDF]

open access: yes, 2018
In 1994, Lions, Perthame and Tadmor conjectured the maximal smoothing effect for multidimensional scalar conservation laws in Sobolev spaces. For strictly smooth convex flux and the one-dimensional case we detail the proof of this conjecture in the framework of Sobolev fractional spaces $W^{ s,1}$ , and in fractional $BV$ spaces: $BV^s$.
Castelli, Pierre   +2 more
openaire   +2 more sources

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

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