Results 181 to 190 of about 3,304,130 (428)

Mineral Extraction in Bangladesh: Some Fundamental Reform Suggestions [PDF]

open access: yes
This paper proposes some fundamental reforms of the way the extraction of minerals are managed in Bangladesh. It suggests a Mineral Management Initiative that consists of three components: (i) the creation of Mineral Oversight Committee, (ii) the ...
Bernhard G. Gunter
core  

Longer Acting Injectable: Continuous, Linear Release of a Progestin Contraceptive From an Oxidized Porous Silicon Host

open access: yesAdvanced Healthcare Materials, EarlyView.
Progestin drugs are loaded into a mesoporous silicon dioxide host by melt‐infiltration. Drugs that decompose at or close to their melting point can be loaded by the addition of cholesterol, which acts as a melting point suppressor. High mass loading of the drug is achieved, and dissolution of the composite is controlled by the nanoscale properties of ...
Geoffrey Hollett   +13 more
wiley   +1 more source

The use of banquettes of Posidonia oceanica as a source of fiber and minerals in ruminant nutrition. An observational study

open access: yesAnimal, 2014
In the search for new food sources that contribute to the optimization of livestock production this paper discusses the possibility of using waste (called banquettes) of a marine plant commonly found on the Mediterranean coasts: Posidonia oceanica.
C. Castillo   +6 more
doaj  

Ageing and Temperature Influence on Polarization/Depolarization Current Behaviour of Paper Immersed in Natural Ester

open access: yes, 2011
Transformers play an important role in providing a reliable and efficient electricity supply and are one of the most critical equipments in electric power transmission and distribution systems.
Chen, G, Hao, J, Liao, R
core  

TPMS‐Gyroid Scaffold‐Mediated Up‐Regulation of ITGB1 for Enhanced Cell Adhesion and Immune‐Modulatory Osteogenesis

open access: yesAdvanced Healthcare Materials, EarlyView.
A) SLM generates biomimetic bone scaffolds with consistent porosity but varying TPMS‐Gyroid unit cell designs (TG15, TG20, TG25, TG30). B) By enhancing the expression of ITGB1, TPMS‐Gyroid scaffolds can facilitate osteogenic differentiation in BMSCs and promote M2 polarization in macrophages.
Jing Wang   +9 more
wiley   +1 more source

Carbon dioxide storage through mineral carbonation

open access: yesNature Reviews Earth & Environment, 2020
Sandra Ó. Snæbjörnsdóttir   +5 more
semanticscholar   +1 more source

Designing for Degradation: Transient Devices Enabled by (Nano)Cellulose

open access: yesAdvanced Materials, EarlyView.
Recent progress in transient devices enabled by (nano)cellulosic materials is reviewed. Transiency mechanisms, advantages of nanocelluloses, and a suite of applications are discussed. A circular thinking approach coupled with life cycle assessment is applied to critically revisit the potential, advantages, and challenges of nanocellulose‐enabled ...
Lucas J. Andrew   +2 more
wiley   +1 more source

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