Results 61 to 70 of about 1,886 (171)

Crystalisation of TiO2 Xerogel

open access: yesFunGlass School 2019/part 1 : Book of abstracts., 2019
conference paper, FunGlass School 2019 ...
openaire   +1 more source

New hybrid organochlorinated xerogels

open access: yes, 2021
Hybrid silica xerogels (HSXG) combine the properties of organic and inorganic components in the same material, which makes them promising and versatile candidates for multiple applications. These materials can be easily prepared by the sol-gel process, which offers the possibility to obtain different morphologies.
Cruz Quesada, Guillermo   +3 more
openaire   +2 more sources

Surface and porosity of nanocrystalline boehmite xerogels [PDF]

open access: yesJournal of Colloid and Interface Science, 2005
Boehmite xerogels are prepared by hydrolysis of Al(OC4H9)3 followed by peptization with HNO3 (H+/Al = 0, 0.07, 0.2). XRD and TEM show that these gels are made of nanosized crystals (5-9 nm in width and 3 nm thick). According to the amount of acid, no significant differences are found in size and shape, but only in the spatial arrangement of the ...
Alphonse, Pierre, Courty, Matthieu
openaire   +4 more sources

A Review on Biodegradable Materials of Sustainable Soft Robotics and Electronics

open access: yesAdvanced Science, Volume 13, Issue 15, 13 March 2026.
Biodegradable materials are gaining increasing attention in soft robotics and electronics due to their environmental friendliness, showing great potential for sustainability. In this review, the classification of biodegradable materials, their applications in the field of soft robotics and electronics, as well as the challenges and future prospects ...
Yizhu Xie   +8 more
wiley   +1 more source

Nucleoside‐Based Hydrogel Platform Synergizes with Photothermal Effects for Enhanced Biofilm Eradication Against Periodontitis

open access: yesAdvanced Science, Volume 13, Issue 13, 3 March 2026.
A synergistic antibiofilm hydrogel platform (ZBAg@FNP) is developed by encapsulating an organic small‐molecule photothermal agent (FNP) within a silver ion‐mediated supramolecular hydrogel (ZBAg), enabling photothermal disruption of biofilm integrity and controlled Ag⁺ ion release upon irradiation.
Yinghui Wen   +8 more
wiley   +1 more source

Insights into the Controlled Formation of Zr‐Based Metal–Organic Gels: Linking Macroscopic Properties with Molecular Information from Solution State NMR

open access: yesAngewandte Chemie, Volume 138, Issue 9, 23 February 2026.
Real time STD/SDTD NMR unveils water structuring during UiO‐66 gelation under mild, acid‐free conditions compatible with biomolecule encapsulation. This approach bridges molecular‐scale solvent ordering with macroscopic gel properties, unlocking mechanistic insight for the rational design of MOF gels.
Juan C. Muñoz‐García   +5 more
wiley   +2 more sources

Aerogel Scaffolds: Breathing Life Into Tissue Repair and Companion Diagnostics

open access: yesAggregate, Volume 7, Issue 3, March 2026.
Aerogel scaffolds are emerging as multifunctional biomedical platforms that bridge regenerative engineering and molecular diagnostics. By integrating hierarchical porosity, tunable mechanics, and programmable surface chemistry, aerogels can simultaneously support tissue reconstruction and enable localized biomarker sampling and signal transduction ...
Hanlin Zhang   +5 more
wiley   +1 more source

Designing Nanostructured Carbon Xerogels

open access: yes, 2011
The syntesis of nanostructure carbon xerogels, the properties of carbon gels and the applications of carbon xerogels are reviewed Peer ...
Calvo, Esther G.   +2 more
openaire   +4 more sources

Vacancy‐Controlled Lattice Dynamics and Magnetism in Mn‐Doped CeO2−δ Nanocrystals

open access: yesAnnalen der Physik, Volume 538, Issue 3, March 2026.
ABSTRACT Mn‐doped CeO2−δ${\rm CeO}_{2-\delta }$ nanocrystals provide a model system to quantify how defect chemistry controls emergent magnetism in a wide‐gap oxide. Single‐phase fluorite Ce1−xMnxO2−δ${\rm Ce}_{1-x}{\rm Mn}_x{\rm O}_{2-\delta }$ (0≤x≤0.09$0 \le x \le 0.09$) nanocrystals exhibit nonmonotonic changes in lattice parameter, microstrain ...
Maria Suêd M. Assis   +3 more
wiley   +1 more source

Electric Method for the Desulfation of Polysaccharides From Red Microalgae (Porphyridium cruentum) Cultures

open access: yesBiopolymers, Volume 117, Issue 2, March 2026.
A non‐destructive method for depleting sulfates from the red microalgae Porphyridium cruentum by directly exposing the growth medium to a moderate electric field has been developed. The reported electric‐field separation method is a simple, straightforward, and non‐toxic means for the direct recovery of desulfated polysaccharides from P.
Oshrat Levy‐Ontman   +7 more
wiley   +1 more source

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