Results 121 to 130 of about 1,589,566 (345)

Long-term stability of fibre-optic transmission for multi-object spectroscopy

open access: yes, 2012
We present an analysis of the long-term stability of fibre-optic transmission properties for fibre optics in astronomy. Data from six years of operation of the AAOmega multi-object spectrograph at the Anglo-Australian Telescope is presented.
Brough, S., Cannon, R. D., Sharp, R.
core   +1 more source

Rapid Sintering of Porous Organic Polymer Powders Into Mechanically Strong Monoliths for Efficient CO2 Capture

open access: yesAdvanced Functional Materials, EarlyView.
Spark plasma sintering enables rapid processing of porous organic polymer (POP) from fine powders to a freestanding and mechanically robust monolith. The sintering process retains the CO2 adsorption capacity and CO2/N2 selectivity, making the monolith more suitable as a solid sorbent for practical carbon capture applications.
Duan Li   +4 more
wiley   +1 more source

A 3D Biofabricated Disease Model Mimicking the Brain Extracellular Matrix Suitable to Characterize Intrinsic Neuronal Network Alterations in the Presence of a Breast Tumor Disseminated to the Brain

open access: yesAdvanced Functional Materials, EarlyView.
A 3D disease model is developed using customized hyaluronic‐acid‐based hydrogels supplemented with extracellular matrix (ECM) proteins resembling brain ECM properties. Neurons, astrocytes, and tumor cells are used to mimic the native brain surrounding.
Esra Türker   +16 more
wiley   +1 more source

Concrete Subjected to spiral steel Fibre

open access: yesInternational Journal of Innovative Technology and Exploring Engineering, 2019
Concrete is quite popular material in today’s era. It has a history of evolution at different stages. In modern time we can see concrete made structures all around rather it is Residential Buildings, flyovers, industrial building, water carrying structures like elevated water tanks etc. It is strong under compression yet weak under tension.
Sabir Khan*, Upesh Sharma
openaire   +1 more source

Region‐to‐Region Unidirectional Connection In Vitro Brain Model for Studying Directional Propagation of Neuropathologies

open access: yesAdvanced Functional Materials, EarlyView.
A unidirectional cerebral organoid–organoid neural circuit is established using a microfluidic platform, enabling controlled directional propagation of electrical signals, neuroinflammatory cues, and neurodegenerative disease–related proteins between spatially separated organoids.
Kyeong Seob Hwang   +9 more
wiley   +1 more source

Mechanical properties of hybrid fibre reinforced quaternary concrete

open access: yesGrađevinar, 2017
Quaternary blending cement concrete with fibres is studied in terms of compressive, split tensile, and flexural strength properties, and impact resistance. Fly ash, rice husk ash, and limestone powder, are used as partial replacement of cement.
Ramesh Kanagavel, Arunachalam Kalidass
doaj   +1 more source

Experimental Investigation of Cracking Behaviour of Concrete Beams Reinforced with Steel Fibres Produced in Lithuania

open access: yesThe Baltic Journal of Road and Bridge Engineering, 2017
Concrete is the most widely used material for bridge structures in Lithuania. A case study performed by the authors revealed that application of fibres might improve serviceability of such structures.
Adas Meškėnas   +5 more
doaj   +1 more source

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