Results 61 to 70 of about 162,325 (277)

Artifact‐Minimizing Ultrathin Transparent Electrodes Fabricated via iCVD for In Vivo Optogenetic Stimulation and Neural Signal Monitoring of Primary Visual Cortex

open access: yesAdvanced Functional Materials, EarlyView.
We present ultrathin flexible transparent electrodes through iCVD‐enabled molecular control of 10 nm gold films on poly(dimethylaminomethylstyrene). In vivo validation demonstrated photoelectric artifact reduction vs. opaque electrodes and preservation of natural neural dynamics.
Tae Jin Mun   +11 more
wiley   +1 more source

Testing historical recipes with organic additives to alter the water absorption of traditional lime mortar [PDF]

open access: yesMATEC Web of Conferences
This research aims to investigate the effect of organic additives on the properties of hydraulic lime mortars, primarily focusing on water absorption properties and freeze-thaw durability.
Van Audenrode Florence, De Kock Tim
doaj   +1 more source

Dispensing Volumetric Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Dispensing volumetric additive manufacturing (DVAM) prints 3D structures inside a photocurable resin droplet suspended from the tip of a glass pipette, enabling sequential printing without resin vats or manual part removal. Real‐time droplet profiling and ray‐tracing‐based correction compensate for optical distortion at the curved resin‐air interface ...
Hongryung Jeon   +5 more
wiley   +1 more source

Festive Arches in the Andean Altiplano. Materialities, Ephemeral Architecture and Ontological Status [PDF]

open access: yesRevista Brasileira de História
SUMMARY The article looks at the history of ephemeral festive arches in the pre-Hispanic, colonial, and contemporary Southern Andes. Beginning with a description and analysis of colonial-era triumphal arches, erected for secular and religious festivals ...
Astrid Windus, Camila Mardones
doaj   +1 more source

Basket-Handle Arch and Its Optimum Symmetry Generation as a Structural Element and Keeping the Aesthetic Point of View [PDF]

open access: yes, 2019
The arches were a great advance in construction with respect to the rigid Greek linteled architecture. Its development came from the hand of the great Roman constructions, especially with the semicircular arch. In successive historical periods, different
Alcayde García, Alfredo   +5 more
core   +1 more source

HST/NICMOS Observations of Massive Stellar Clusters Near the Galactic Center

open access: yes, 1999
We report Hubble Space Telescope (HST) Near-infrared Camera and Multi-object Spectrometer (NICMOS) observations of the Arches and Quintuplet clusters, two extraordinary young clusters near the Galactic Center.
Donald F. Figer   +7 more
core   +2 more sources

Nematic Twist-Bend Phase with Nanoscale Modulation of Molecular Orientation [PDF]

open access: yes, 2013
Peer reviewedPublisher ...
Borshch, V.   +10 more
core   +2 more sources

Bioprinting Organs—Science or Fiction?—A Review From Students to Students

open access: yesAdvanced Healthcare Materials, EarlyView.
Bioprinting artificial organs has the potential to revolutionize the medical field. This is a comprehensive review of the bioprinting workflow delving into the latest advancements in bioinks, materials and bioprinting techniques, exploring the critical stages of tissue maturation and functionality.
Nicoletta Murenu   +18 more
wiley   +1 more source

Characterization of polyvinyl alcohol-borax/agarose (PVA-B/AG) double network hydrogel utilized for the cleaning of works of art

open access: yesHeritage Science, 2020
Since cleaning of artworks may cause undesirable physicochemical alterations and is a nonreversible procedure, it is mandatory to adopt the proper cleaning procedure.
Ehab Al-Emam   +3 more
doaj   +1 more source

The roots of coronal structure in the Sun's surface [PDF]

open access: yes, 1994
We have compared the structures seen on X-ray images obtained by a flight of the NIXT sounding rocket payload on July 11, 1991 with near-simultaneous photospheric and chromospheric structures and magnetic fields observed at Big Bear.
Golub, Leon, Wang, Haimin, Zirin, Harold
core  

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