Results 51 to 60 of about 92,049 (241)

Characterization of a calcium phospho-silicated apatite with iron oxide inclusions [PDF]

, 2011
An iron oxide containing calcium phosphate–silicate hydroxyapatite was synthesized by calcination at 900 °C of a sample obtained by precipitation in basic aqueous solution of Ca, P, Si, Fe and Mg containing acidic solution made from dissolution of ...
Borschneck, Daniel, Carpena, Joëlle, Desport, Barthélémy, Gattacceca, Jérôme, Lacout, Jean-Louis   +4 more
core   +2 more sources

High Fidelity Waveguides Through Vitreous Media Recomposition for Next Generation Photonic Devices

Advanced Optical Materials, EarlyView.
A newly designed aluminosilicate glass enables the fabrication of femtosecond laser‐written optical waveguides with ultra‐low propagation losses of −0.020 dB cm−1 at 1310 nm and −0.037 dB cm−1 at 1550 nm. Raman, Brillouin, and electron microscopy analyses reveal the mechanisms behind refractive index modifications, highlighting the role of glass ...
T Toney Fernandez, Andrew Ross‐Adams, Mark Bakovic, Jens Ulrich Thomas, Oliver Hochrein, Hadi Mahmodi, Irina Kabakova, Karen Privat, Michael Withford, Simon Gross   +9 more
wiley   +1 more source

Nanotherapy for Neural Retinal Regeneration

Advanced Science, EarlyView.
Nanotechnology enhances ophthalmic treatments by improving drug delivery and regenerating ocular tissues, combating vision loss from retinal diseases through innovative nano‐systems. This review outlines ocular anatomy, pathology, immune microenvironment, and barriers, detailing nanocarrier characteristics, classification, and preparation methods, and ...
Chuyao Yu, Li Dong, Yujia Lv, Xuhan Shi, Ruiheng Zhang, Wenda Zhou, Haotian Wu, Heyan Li, Yitong Li, Zhou Li, Dan Luo, Wen‐Bin Wei   +11 more
wiley   +1 more source

Advances in Electrical Materials for Bone and Cartilage Regeneration: Developments, Challenges, and Perspectives

Advanced Science, EarlyView.
This review explores the challenges of treating bone and cartilage defects, emphasizing the role of endogenous electric fields in bone and cartilage regeneration. It highlights recent advancements in electroactive biomaterials, including nanogenerators, piezoelectric materials, triboelectric scaffold, and zwitterionic hydrogels.
Yubin Yao, Xi Cui, Shenglong Ding, Ketao Wang, Mingzhu Zhang   +4 more
wiley   +1 more source

Nanoscale origins of creep in calcium silicate hydrates [PDF]

Nature Communications, 2018
AbstractThe time-dependent response of structural materials dominates our aging infrastructure’s life expectancy and has important resilience implications. For calcium-silicate-hydrates, the glue of cement, nanoscale mechanisms underlying time-dependent phenomena are complex and remain poorly understood.
Morshedifard, A, Masoumi, S, Abdolhosseini Qomi, MJ   +2 more
openaire   +6 more sources

Surface‐Engineered Cenospheres Encapsulating Phase Change Materials for Functional Cementitious Composites

Advanced Science, EarlyView.
The global energy demand drives the need for advanced energy‐efficient building solutions. While current polymeric‐shell microencapsulated PCMs show promise for thermal energy storage, their use in cementitious materials is challenged by poor shell strength and interfacial bonding. This study develops novel cement‐compatible microencapsulated PCM using
Sahand Rahemipoor, Carsten Kuenzel, Toms Valdemārs Eiduks, Andrei Shishkin, Mohammadreza Izadifar, Neven Ukrainczyk, Eduardus Koenders, Navid Ranjbar   +7 more
wiley   +1 more source

Mechanism of Vanadium Leaching during Surface Weathering of Basic Oxygen Furnace Steel Slag Blocks: A Microfocus X-ray Absorption Spectroscopy and Electron Microscopy Study [PDF]

, 2017
© 2017 American Chemical Society. Basic oxygen furnace (BOF) steelmaking slag is enriched in potentially toxic V which may become mobilized in high pH leachate during weathering.
Allison J. D., Andrew J. Hobson, Andrew W. Bray, Douglas I. Stewart, Ian T. Burke, Lide D. R., Michael Rogerson, Ober J. A., Robert J. G. Mortimer, Smil V., Taylor H. F. W., William M. Mayes   +11 more
core   +4 more sources

From Ancient Techniques to Modern Solutions: In Situ Synthesis of C‐S‐H for Sandstone Conservation

Advanced Science, EarlyView.
Herein, this work presents a paleo‐inspired approach to synthesizing and optimizing C‐S‐H‐based grouting mortars for conserving the sandstone of Beishan Grottoes, Dazu Rock Carvings, China. By achieving an optimal recipe compatible with natural sandstone, this work demonstrates the pivotal role of hydrogen bonding in the adhesion between C‐S‐H mortars ...
Mengjun Jia, Huimin Yan, Qingqing Xu, Celestino Grifa, Gang Zhao, Siwei Jiang, Jinhua Wang, Zhenhua Wei, Han Liu, Xiao Ma   +9 more
wiley   +1 more source

Synthetic Calcium Silicate Hydrates

, 2017
Since the introduction of cementitious materials over 200 years ago, its use has multiplied many fold to be currently at 3 billion tonnes per year, accounting for about 8% of worldwide carbon emission which is forecast to double within the next 30 years. Upon hydration of cementitious materials, the principle product formed is Calcium Silicate Hydrate (
openaire   +2 more sources

Computational and AI‐Driven Design of Hydrogels for Bioelectronic Applications

Advanced Electronic Materials, EarlyView.
This review highlights the role of AI in advancing hydrogel design for bioelectronics, exploring natural, and synthetic gels tailored for applications like wound healing, biosensing, and tissue engineering. It emphasizes the synergy between hydrogels, electronics, and AI in creating responsive, multifunctional systems, showcasing recent innovations ...
Rebekah Finster, Prashant Sankaran, Eloise Bihar   +2 more
wiley   +1 more source