Results 51 to 60 of about 463,263 (324)

UA1B3/5 Contract for Bronze Statue of Henry Cherry [PDF]

open access: yes, 1937
Contract between Bronze, Incorporated and the Cherry Statue Committee of Western Kentucky University to complete Lorado Taft\u27s statue of Henry ...
Bronze, Incorporated   +1 more
core   +3 more sources

Seal boxes from the Viminacium site [PDF]

open access: yesStarinar, 2013
Bronze seal boxes that had the function of holding the wax seal on the Viminacium site - Upper Moesia (Stari Kostolac, Serbia), mainly from the area of the necropolis (ten were found in the graves and ten at the cemetery between the graves). Six are from
Milovanović Bebina   +1 more
doaj   +1 more source

Ionic Control of Microstructure and Lubrication in Charged, Physically Cross‐Linked Hydrogels

open access: yesAdvanced Functional Materials, EarlyView.
Here, charged, physically cross‐linked poly(methacrylamide‐co‐methacrylic acid) hydrogels stabilized by a short‐range attractive, long‐range repulsive potential is investigated. This work uncovers how salt addition alters not only swelling, but also the microstructure and dynamics, near‐surface stiffness and charge, and ultimately, its lubricity. Salts
Alexander Deptula   +1 more
wiley   +1 more source

The state of OA: a large-scale analysis of the prevalence and impact of Open Access articles [PDF]

open access: yes, 2017
Despite growing interest in Open Access (OA) to scholarly literature, there is an unmet need for large-scale, up-to-date, and reproducible studies assessing the prevalence and characteristics of OA.
Alperin, Juan Pablo   +8 more
core   +5 more sources

Improving the Protectiveness of 3-Mercaptopropyl-Trimethoxysilane Coatings on Bronze by Addition of Oxidic Nano- and Microparticles [PDF]

open access: yes, 2020
The protectiveness of coatings based on 3-mercaptopropyl-trimethoxysilane (PropS-SH) applied on bronze artworks was enhanced by investigating and tuning a variety of factors.
BALBO, Andrea   +4 more
core   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

SERF Archive Report: Lithics from WH15 [PDF]

open access: yes, 2018
Analysis of the lithic assemblage from SERF excavations of an Early Neolithic pit cluster, and a Bronze Age cist with cremation deposit undertaken at Wellhill, Dunning in ...
Wright, Dene
core   +1 more source

La voz de los cañones: la fundición de Sevilla y el suministro de artillería para las flotas del tesoro (1649-1659)

open access: yesE-Spania
Cet article porte sur la production d’artillerie en bronze à la fonderie royale de Séville destinée à l’approvisionnement des flottes des Indes en armes lourdes au cours des années cinquante du XVIIe siècle.
Francisco Amor Martín
doaj   +1 more source

Peptide Sequencing With Single Acid Resolution Using a Sub‐Nanometer Diameter Pore

open access: yesAdvanced Functional Materials, EarlyView.
To sequence a single molecule of Aβ1−42–sodium dodecyl sulfate (SDS), the aggregate is forced through a sub‐nanopore 0.4 nm in diameter spanning a 4.0 nm thick membrane. The figure is a visual molecular dynamics (VMD) snapshot depicting the translocation of Aβ1−42–SDS through the pore; only the peptide, the SDS, the Na+ (yellow/green) and Cl− (cyan ...
Apurba Paul   +8 more
wiley   +1 more source

Coupled Ferroelectric–Photoelectrochemical in Water Reduction Over BiFeO3 Thin Film Heterostructure Modulated by Rare‐Earth Doping

open access: yesAdvanced Functional Materials, EarlyView.
Gd‐doped BFO (BGFO) exhibits a ∼2‐order reduction in leakage current owing to its lowest content of oxygen vacancies. This leads to a ∼2.5‐fold increase in remnant polarization. These improvements in BGFO effectively boost charge separation and transportation, resulting in the greatest incident photon‐to‐current efficiency of 12.9 ± 0.73% and a ∼1.5 ...
Ming‐Wei Chu   +7 more
wiley   +1 more source

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