Results 71 to 80 of about 30,712 (303)

Geographical zoning of Russia [PDF]

open access: yes, 2014
Russia has 11 economic regions - areas that differ from one another in their specialization, a special place in the geographical division of labor. However, the economic zoning of Russia, played a great role in the development of the economic potential ...
Gorbanyov, Vladimir
core  

Nano‐ and Micro‐Sized Solid Materials Used as Antiviral Agents

open access: yesAdvanced Functional Materials, EarlyView.
Due to the rise of viral infections in humans and possible viral outbreaks, the use of nano‐ or micro‐sized materials as antiviral agents is rapidly increasing. This review explores their antiviral properties against RNA and DNA viruses, either as a prevention or a treatment tool, by delving into their mechanisms of action and how to properly assess ...
Orfeas‐Evangelos Plastiras   +6 more
wiley   +1 more source

Biointerface Membranes Orchestrating Site‐Specific Osteoimmunomodulatory and Antibacterial Effects for Enhanced Osseous Regeneration in Periodontal Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Here, a biointerface membrane engineered with site‐specific interfacial properties is developed. During implantation between gingival and bone defect, the membrane creates a pro‐osteogenic microenvironment, precisely modulates cellular activities at each biointerface, and facilitates the orchestration of complex healing events, ultimately leading to ...
Yuwei Zhu   +13 more
wiley   +1 more source

Metal–Organic Frameworks for Gaseous Pollutant Management: From Capture to Neutralization and Reutilization

open access: yesAdvanced Functional Materials, EarlyView.
This review maps how MOFs can manage hazardous gases by combining adsorption, neutralization, and reutilization, enabling sustainable air‐pollution control. Covering chemical warfare agent simulants, SO2, NOx, NH3, H2S, and volatile organic compounds, it highlights structure‐guided strategies that boost selectivity, water tolerance, and cycling ...
Yuanmeng Tian   +8 more
wiley   +1 more source

Field Report on the Excavation of Indian Villages in the Vicinity of the Spiro Mounds, Leflore County, Oklahoma [PDF]

open access: yes, 2000
A wealth of strikingly unusual and beautiful objects of Indian manufacture were excavated from the burials of the Spiro Mound, Leflore (sic.) County, Oklahoma during 1936-37.
Orr, Kenneth G.
core   +1 more source

Who owns the diamonds? The occult eco-nomy of diamond mining in Sierra Leone [PDF]

open access: yes, 2014
Much of the literature on Sierra Leonean diamonds focuses on the role that this mineral resource played in the recent civil conflict (1991–2002). However, the political-economic perspective that is common to these analyses has lost sight of the main ...
Amir-Moezzi   +30 more
core   +1 more source

Coagulative Granular Hydrogels with an Enzyme Catalyzed Fibrin Network for Endogenous Tissue Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Coagulative granular hydrogels are composed of packed thrombin‐functionalized microgels that catalyze the conversion of fibrinogen into a secondary fibrin network, filling the interstitial voids. This bio‐inspired approach stabilizes the biomaterial to match the robustness of bulk hydrogels without compromising injectability, mimicking the initial ...
Zhipeng Deng   +16 more
wiley   +1 more source

FEATURES OF TERRITORIAL INTEGRATION OF MARKETING COMMUNICATIONS IN THE CAUCASIAN MINERAL WATERS REGION

open access: yesSovremennye Issledovaniâ Socialʹnyh Problem, 2013
The purpose of the work is to describe the situation taken place with integration of marketing communications in the region. The author conducted research aimed at identifying the most popular and effective forms of communication with the consumer ...
Михаил Влидимирович Беляев
doaj  

SiO2‐CaOCME/Poly(Tetrahydrofuran)/Poly(Caprolactone) 3D‐Printed Scaffolds Drive Human‐Bone Marrow Stromal Cell Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
3D printed hybrid scaffolds combining bioactive silica–calcium chemistry with elastic polymers guide human bone stem cells to form bone. The scaffolds support cell survival, organization, and invasion while releasing osteogenic ions. Together, architecture and composition drive bone‐specific gene expression, extracellular matrix organization, and ...
David R. Sory   +3 more
wiley   +1 more source

HAZARD AND ACTIVITY OF LANDSLIDES ON THE TERRITORY OF THE CAUCASIAN MINERAL WATERS

open access: yesНаука. Инновации. Технологии, 2022
Introduction: Variety of geological and geomorphological conditions in the Caucasian Mineral Waters (CMW) region determines a wide set of exogenous geological processes operating here, among which landslides are the most developed.
V. V. Razumov   +3 more
doaj  

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