Results 131 to 140 of about 59,923 (299)

Effect of Mesoporous Bioactive Glass on the Morphology and Thermal Properties of PLA‐Based Biocomposites for Bone Tissue Engineering

open access: yesPolymer Engineering &Science, EarlyView.
Schematic overview of the preparation and characterization of PLA‐based biocomposites containing mesoporous bioactive glass, highlighting the relationship between particle morphology, composite properties, and their potential for bone regeneration. ABSTRACT The present study proposes the development of a potential biocomposite for bone regeneration by ...
Bruna Segat   +5 more
wiley   +1 more source

Sediment elemental composition (XRF) of sediment core GeoB19920-1, 10 kV run

open access: yes
XRF Core Scanner data of sediment core GeoB19920-4 from Baffin BAy were collected every two centimetres downcore over an active area of 15 mm² with a downcore slit size of 10 mm using generator settings of 10 kV directly at the split core surface of the ...
Weiser, Jens, Hebbeln, Dierk
core   +1 more source

Depositional and Hydrological Relationships Between Buried Dead Ice and the Active Layer in the McMurdo Dry Valleys, Antarctica: A Study of Sediment Geochemistry and Cation Concentrations

open access: yesPermafrost and Periglacial Processes, EarlyView.
ABSTRACT The McMurdo Dry Valleys, the largest ice‐free region in Antarctica, are home to a cold‐desert hydrologic system of glaciers, snowbanks, streams, and lakes. Freshwater is also stored as dead glacial ice, which is poorly constrained in terms of ion concentrations and interactions with both in situ and overlying sediments.
Matthew C. Witscheber, Kate M. Swanger
wiley   +1 more source

XRF 030723:VLT spectra

open access: yes, 2003
XRF, 030725 ...
Gorosabel, J.   +4 more
core   +1 more source

XRF measurements of Bromine and SiO2 for sediment core RAPiD-21-03K

open access: yes
The core RAPiD-21-03K was scanned using an ITRAX X-Ray Fluorescence core scanner at 0.002 m (1.6 year) resolution for flux quantification. Br and Si intensities were calibrated into weight fraction Br and SiO2 using the protocol from Weltje, G. J. et al.
Zarkogiannis, Stergios   +3 more
core   +1 more source

A Systematic Review of Participatory Science Approaches in K–12 Ecological Monitoring

open access: yesScience Education, EarlyView.
ABSTRACT Participatory science has emerged as a vital educational approach for engaging K–12 learners in authentic scientific inquiry while generating data for ecological monitoring. This systematic review synthesizes 72 empirical studies published between 2006 and 2025 that involved K–12 students in ecological monitoring projects.
Ho Yeong Yu, Seongjae Lee, Jae Geun Kim
wiley   +1 more source

From Waste to Value: A Data‐Driven Framework for Sustainable Raw Materials Substitution in the Ceramic Industry

open access: yesSustainable Development, EarlyView.
ABSTRACT With increasing geopolitical risks, environmental pressures, and regulatory demands, the sustainable sourcing of raw materials has become a global priority for achieving the United Nations Sustainable Development Goals (SDGs), particularly SDG 9 (Industry, Innovation and Infrastructure), SDG 12 (Responsible Consumption and Production), and SDG
Francesco Parisi   +5 more
wiley   +1 more source

Reactivity of Oxidized Porous Silicon with Calcium Ion in Aqueous Media: Stability, pH Behavior, and Host‐Guest Strategies

open access: yesSmall, EarlyView.
Oxidized porous silicon, composed of an elemental silicon porous skeleton coated with a silica shell, reacts with aqueous Ca2+ to generate a mixed silica–calcium silicate matrix that is remarkably efficient at trapping small molecules. With an emphasis on the engineering of controlled‐release drug delivery systems, this study identifies the factors ...
Ruhan Fan   +2 more
wiley   +1 more source

Interplay Between Oxidation State, Intervalence Charge Transfer Transitions and Electronic Conductivity in a Series of Ru‐Based Metal–Organic Frameworks

open access: yesSmall, EarlyView.
Ru‐based square‐grid metal–organic frameworks undergo dramatic conductivity enhancements after chemical oxidation. The mixed‐valent states exhibit the highest conductivity values, which correlate with the appearance of intervalence charge transfer bands.
Wang Zhang   +12 more
wiley   +1 more source

Investigation of Tin Oxide Atomic Layer Deposition on the Performance of Evaporated Perovskite Solar Cells

open access: yesSmall, EarlyView.
Impact of co‐reactants and their doses utilized during the atomic layer deposition of SnOx on perovskite/C60 structures on the performance of p‐i‐n perovskite solar cells. ABSTRACT Although tin oxide (SnOx) layers grown using atomic layer deposition (ALD) are routinely employed in p‐i‐n perovskite solar cells (PSCs), the correlation between ALD process
Bhavya Rakheja   +12 more
wiley   +1 more source

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