Results 71 to 80 of about 210,569 (352)

A Tracer Diffusion Study of Diverse Photo‐Ionic Phenomena in Strontium Titanate

open access: yesAdvanced Functional Materials, EarlyView.
Two strong interfacial photo‐ionic effects are demonstrated for the model system SrTiO3 through the application of isotope exchange experiments: UV illumination is found to enhance the oxygen surface exchange coefficient by several orders of magnitude and to depress the surface space‐charge potential substantially.
David M. Schwenkel   +3 more
wiley   +1 more source

Anomalous Stiffening of a Conjugated Polymer During Electrochemical Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
The electromechanical response of a thienothiophene‐based conjugated polymer with triethylene glycol side chains is investigated. Electrochemical nanoindentation and atomic force microscopy reveal a modest and reversible increase in elastic modulus at room temperature upon electrochemical oxidation.
Judith Pons i Tarrés   +17 more
wiley   +1 more source

Feeding strategy of the jundiá Rhamdia quelen (Siluriformes, Heptapteridae) in costal lagoons of southern Brazil = Estratégia alimentar do jundiá Rhamdia quelen (Siluriformes, Heptapteridae) nas lagoas costeiras do sul do Brasil

open access: yesActa Scientiarum: Biological Sciences, 2009
Feeding strategy and mouth morphology of ‘jundiá’ in costal lagoons of south of Rio Grande do Sul were studied. Gut contend of 189 individuals were collected from 2002 to 2004 and analysed according Amundsen. Fishes and crustaceans were the feeding items
Marlise de Azevedo Bemvenuti   +2 more
doaj  

Mesoporous Carbon Thin Films with Large Mesopores as Model Material for Electrochemical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Mesoporous carbon thin films possessing 70 nm mesopores are prepared on titanium substrates by soft templating of resol resins with a self‐synthesized poly(ethylene oxide)‐block‐poly(hexyl acrylate) block copolymer. A strategy to avoid corrosion of the metal substrate is presented, and the films are extensively characterized in terms of morphology ...
Lysander Q. Wagner   +9 more
wiley   +1 more source

The Literary Roots of Southern Westerns

open access: yesRevue LISA, 2018
This article traces the literary sources of the Western movie genre in the Gothic, a predominantly Southern mode, and in 17th and 18th century American Southern literature.
Lauric Guillaud
doaj   +1 more source

How Hard Is It to Drain a Swamp?

open access: yes, 2017
Some humid, summer evening, go out and listen to the swamp. It chirps, it keens, it hoots, it chitters. It is both quiet and restless, serene and ominous. It is alive, full of bats’ wings, copperheads, and clouds of insects.
Guelzo, Allen C.
core  

New species of Cydistomyia Taylor with notes and collection records for other Tabanidae (Diptera) from New Guinea [PDF]

open access: yes, 2010
Four new species of Cydistomyia Taylor from New Guinea, C. missimiensis, C. madangiensis, C. waigani, and C. moresbyensis, are described and figured.
Goodwin, James T.
core   +1 more source

Toward Scalable Solutions for Silver‐Based Gas Diffusion Electrode Fabrication for the Electrochemical Conversion of CO2 – A Perspective

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the preparation techniques for silver‐based gas diffusion electrodes used for the electrochemical reduction of carbon dioxide (eCO2R) are systematically reviewed and compared with respect to their scalability. In addition, physics‐based and data‐driven modeling approaches are discussed, and a perspective is given on how modeling can aid ...
Simon Emken   +6 more
wiley   +1 more source

EVALUASI KOMPOSISI BOTANI DAN NILAI NUTRIEN PADA RUMPUT DI RAWA KECAMATAN MENGGALA KABUPATEN TULANG BAWANG

open access: yesJurnal Ilmiah Peternakan Terpadu, 2017
This research aimed to determine the botanical composition and nutrient value of grass in swamp of Menggala Sub-District Tulang Bawang Regency Lampung Province in August--October 2017. This research used survey method with purposive sampling.
Ridho Akbar, Agung Kusuma Wijaya, Liman
doaj   +1 more source

MEASURING VALUES FOR WETLANDS PROTECTION IN A DEVELOPING COUNTRY FROM DOMESTIC AND INTERNATIONAL CITIZEN GROUPS [PDF]

open access: yes
Because of pressures to convert natural areas to commercial economic development uses, protecting natural areas in developing countries is a major challenge.
Allen, James C., Bergstrom, John C.
core   +1 more source

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