Results 91 to 100 of about 1,963,224 (195)

Arctic Environmental Protection Strategy [PDF]

open access: yes, 1991
In September 1989, on the initiative of the government of Finland, officials from the eight Arctic countries met in Rovaniemi, Finland to discuss cooperative measures to protect the Arctic environment. They agreed to work towards a meeting of circumpolar
Arctic Council, -
core   +1 more source

Participation of India in the Arctic Council

open access: yesАрктика и Север
The purpose of the article is to examine India’s participation in the work of the Arctic Council by analyzing three criteria: the number of delegates sent by India to the meetings of the Arctic Council’s Senior Arctic Officials; the number of projects in
Darya N. Veselova
doaj   +1 more source

XTRUDE: A Process‐Informed Framework for High‐Fidelity Analysis of Hydrogel Extrusion

open access: yesAdvanced Functional Materials, EarlyView.
Extrusion performance emerges from the interplay between material properties and processing conditions. XTRUDE (eXTrusion Rheology for Understanding and Defining Extrudability) recreates the extrusion environment with in situ pressure and temperature sensing, enabling characteristic pressure signatures to quantify extrusion‐specific phenomena and ...
Farhad Sanaei   +4 more
wiley   +1 more source

Defect‐Mediated Inelastic Light Scattering by Infrared Phonons in Hexagonal Boron Nitride

open access: yesAdvanced Functional Materials, EarlyView.
Optically active defects in hexagonal boron nitride enable inelastic stimulated light scattering mediated by infrared‐active phonons, relaxing conventional Raman selection rules. Defect engineering enhances the Stokes‐conversion process and activates both TO‐ and LO‐phonon scattering channels.
Prabhdeep Singh   +4 more
wiley   +1 more source

Arctic Oil and Gas 2007 [PDF]

open access: yes, 2008
The Arctic Councils´s report or assessment had the objective to present a holistic assessment of the environmental, social and economic, and human health impacts of current oil and gas activities in the Arctic, and to evaluate the likely course of ...
Arctic Council, Arctic Monitoring ans Assessment Programme (AMAP)
core   +1 more source

Selenium‐Integrated Cyanine Dye With Enhanced Photophysical Properties for Optoacoustic‐Guided Cancer Imaging and Therapy

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces selenium‐integrated cyanine dye (Se‐Cyn), with superior photostability, absorption, and photothermal efficiency, outperforming ICG in NIR window. Its nanoparticle form remains stable in water, accumulates in tumors, and enables strong optoacoustic imaging and effective phototherapy outcomes.
Divyesh Shelar   +11 more
wiley   +1 more source

Russian Chinese Cooperation in the Arctic and Maritime Security

open access: yesЕвразийская интеграция: экономика, право, политика, 2019
The current state, problems and prospects of cooperation between Russia and China in the Arctic are considered in relation to the problems of connecting the Eurasian partnership with the “One Belt, One Way” initiative put forward by the leadership of ...
Valeriy B. Mitko, Marina V. Minina
doaj  

Udfordrer det stigende kinesisk-russiske samarbejde Arktisk Råd?

open access: yesInternasjonal Politikk
Arktisk Råd går en usikker fremtid i møde, som stormagtskonkurrencen i regionen intensiveres. Hovedspørgsmålet i denne artikel er, hvorvidt Rusland – i en situation, hvor Moskva i stigende grad er under pres fra Vesten og stærkt afhængig af Kina – kan ...
Camilla T. N. Sørensen, Jørgen Staun
doaj   +1 more source

Heteroengineering‐Induced Electronic Reconstruction for Ammonium‐Ion Energy Storage

open access: yesAdvanced Functional Materials, EarlyView.
An integrated electronic reconstruction behavior is induced by local heteroengineering on VO2(B) electrode material surface of NH4+ supercapacitor, rationally modulating the electronic structure, enabling enhanced intrinsic conductivity and extra driving force for NH4+ intercalation reaction.
Ji‐Chi Liu   +11 more
wiley   +1 more source

Atom‐Efficient Cerium‐Based Molecular Cages as Biocompatible Reactive Oxygen Scavengers

open access: yesAdvanced Healthcare Materials, EarlyView.
Discrete mixed‐valent cerium molecular cages organize accessible redox centers within confined coordination environments and scavenge superoxide, hydrogen peroxide, and hydroxyl radicals. Encapsulation of the lead cage in an ROS‐responsive DTP nanoplatform enables lesion‐associated delivery, attenuates macrophage oxidative stress and inflammation, and ...
Chao Li   +9 more
wiley   +1 more source

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