Results 141 to 150 of about 1,161,001 (355)

Ni Single Atoms in Zeolite Beta for Selective Alkyne Hydrogenation

open access: yesAdvanced Sustainable Systems, EarlyView.
Single‐atom Ni in zeolite Beta (Ni1/BEA) selectively remove trace acetylene from ethylene. Ni1/BEA achieve full conversion with ≈89% ethylene selectivity, stable for 24 h without coking, and 12 times higher TOF than prior zeolite‐supported single‐atom Ni catalysts. Na+ exchange suppress Brønsted acid‐catalyzed oligomerization. Under ethylene‐rich feeds,
Essa Alhashmi   +2 more
wiley   +1 more source

Compressive strength of calcium silicate-based cement [PDF]

open access: yesStomatološki glasnik Srbije, 2018
Introduction The aim of this study was to compare compressive strength (Cs) of new nanostructural calcium silicate based cement (nCS) with commercial calcium silicate cement and conventional GIC.
Opačić-Galić Vanja   +4 more
doaj  

The assessment of white blood corpuscles by geometric-morphometric analysis after the application of calcium aluminate and calcium silicate dental cements in wistar rats [PDF]

open access: yesKafkas Universitesi Veteriner Fakültesi Dergisi
The aim of the research was to determine possible changes in the morphology of cells of the leukocyte order of peripheral blood, using geometric morphometric tests, after the application of calcium-aluminate and calcium-silicate cements to the dental ...
Muhamed KATICA   +8 more
doaj   +1 more source

Understanding the Filling Effect of Ice on the Mechanical Properties of Calcium Silicate Hydrate Gel

open access: green, 2023
Songyue Chai   +6 more
openalex   +1 more source

Transformation of a Silicate Material for Carbon Negative Magnesia‐Based Cement via Electrochemistry

open access: yesAdvanced Science, EarlyView.
The transformation of a magnesium trisilicate material via water electrolysis into precursor phases necessary for magnesium‐based M‐S‐H cement is explored. The dissolution of the material mediated electrochemically is monitored, and the analysis of the resulting phases indicate their suitability as effective precursors for M‐S‐H cement.
Anthony R. Ramuglia   +11 more
wiley   +1 more source

Multiscale Construction, Evaluation, and Application of Organoids

open access: yesAdvanced Science, EarlyView.
Organoids are pivotal models with transformative biomedical potential. A comprehensive multi‐scale perspective is presented, encompassing dual‐scale construction, four‐dimensional evaluation, triple‐point application, and an analysis of the current challenges faced by organoid technology, aiming to advance organoid research and its biomedical ...
Wanting Ma   +5 more
wiley   +1 more source

Human Atlas of Tooth Decay Progression: Identification of Cellular Mechanisms Driving the Switch from Dental Pulp Repair Toward Irreversible Pulpitis

open access: yesAdvanced Science, EarlyView.
Tooth decay progression transforms the dental pulp response from repair to fibrosis. At early stages, stromal cells reprogram to repair the extra cellular matrix (ECM), blood vessels, and nerves, remodel and grow, keeping repair possible. In advanced decay, hypoxia, and vessel regression, in complement with an immune switch, fuel nerve degeneration and
Hoang Thai Ha   +12 more
wiley   +1 more source

Multiscale Design of Dental Restorative Materials: Mechanistic Foundations, Technological Innovations, and Clinical Translation

open access: yesAdvanced Science, EarlyView.
From conventional ceramics to bioinspired smart composites, this review charts the evolution of dental restorative biomaterials. Integrating materials innovation, advanced manufacturing technologies, and bioinspired strategies, it presents a roadmap for developing functional, clinically translatable restorations that combine durability, adaptability ...
Bailei Li   +14 more
wiley   +1 more source

A Modern Roman‐Inspired Concrete with Daytime Radiative Cooling Capacity

open access: yesAdvanced Science, EarlyView.
Coolcrete, inspired by ancient Roman concrete, is a new cementitious material with photonic properties enabling passive daytime radiative cooling. Made from quicklime and zeolites, it reduces cooling energy demand, lowers CO2 emissions, and may eliminate urban heat islands.
Jorge S. Dolado   +11 more
wiley   +1 more source

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