Results 41 to 50 of about 137,555 (306)

Espécies de Cladonia P. Browne (Cladoniaceae, Ascomycota) dos Supergrupos Cocciferae, Crustaceae e Perviae em restingas e costões rochosos dos estados do Paraná e de Santa Catarina, Brasil Species of Cladonia P. Browne (Cladoniaceae, Ascomycota), of Supergroup Cocciferae, Crustaceae and Perviae, from restinga vegetation and rocky shores of Paraná and Santa Catarina, Brazil

open access: yesActa Botânica Brasílica, 2012
Pouco se conhece das espécies de Cladonia que ocorrem nos estados do Paraná e de Santa Catarina. Informações sobre a ocorrência de liquens em restingas são muito escassas e não há qualquer registro para costões rochosos.
Emerson Luiz Gumboski, Sionara Eliasaro
doaj   +1 more source

New‐Era Polymer Thermoelectrics: Material Innovations, Doping Frontiers, Decoupling Strategies, and Unconventional Applications

open access: yesAdvanced Materials, EarlyView.
The field of polymer thermoelectrics is entering a new era, featuring breakthroughs in addressing the conventional performance disparity between p‐type and n‐type polymers, pioneering doping frontiers, and sophisticated decoupling strategies. This review explores innovations in molecular design and superior stabilities, bridging the gap from ...
Suhao Wang
wiley   +1 more source

Big water supply systems on the coast of Alicante

open access: yesAnales de Geografía de la Universidad Complutense, 2015
The coast of Alicante has been suffered important territorial changes since the 1960s and 1970s due to the tourist activity. One of the services that this activity need is the supply of drinking water.
Álvaro Francisco Morote Seguido
doaj   +1 more source

Weak In‐Plane Ferromagnetism and Electronic Nematicity in the Distorted Triple‐Q Magnetic Phase of Co1/3TaS2

open access: yesAdvanced Materials, EarlyView.
Co1/3TaS2${\rm Co}_{1/3}{\rm TaS}_{2}$ hosts a triple‐Q noncoplanar antiferromagnetic state with coexisting Z3${\rm Z}_3$ electronic nematicity. We report rotational hysteresis observed in both magnetoresistance and magnetic torque, revealing strongly pinned in‐plane weak ferromagnetic moments in the triple‐Q phase and the magnetism‐driven nature of ...
Joonyoung Choi   +5 more
wiley   +1 more source

Incidences of global change in the hydrological extremes of the Litoral Region [PDF]

open access: yes, 2021
Fil: Hämmerly, Rosana. Universidad Nacional del Litoral. Facultad de Ingeniería y Ciencias Hídricas; Argentina.En los últimos años se han intensificado los episodios de excesos y déficits hídricos en la llanura chaco-pampeana y el litoral argentino ...
Hämmerly, Rosana
core  

El litoral

open access: yes, 2004
La singularitat del sistema litoral ens ve donada per la seva complexitat i per les relacions que s'estableixen entre els diferents subsistemes que el componen. Com a medi físic i biològic cal tenir present que els ecosistemes més productius i amb una biodiversitat més elevada del planeta, com són els aiguamolls i els esculls coralins, es troben a la ...
Serra Cobo, Jordi, Roca Bosch, Elisabet
openaire   +8 more sources

Notas para la Historia de la Universidad en Argentina

open access: yesRevista Historia de la Educación Latinoamericana, 2006
En este capítulo abordamos el nacimiento y desarrollo del sistema universitario argentino, desde la colonia a nuestros días, haciendo hincapié en la historia de la Universidad de Córdoba, en tanto fue durante dos siglos la única casa de altos estudios ...
María Cristina Vera de Flachs
doaj  

High Center‐of‐Mass, Multi‐Legged Soft Robots Powered by Geometrically Encoded Liquid Crystal Elastomer Arc Appendages

open access: yesAdvanced Materials, EarlyView.
Inspired by the octopus and the golden wheel spider, soft robots with liquid crystal elastomer arc fibers as appendages are fabricated to transcend surface constraints through an elevated center of mass and minimal contact footprints. By leveraging curvature‐encoded deformation‐recovery cycles, these robots exhibit contractile, torsional, and flexural ...
Jong Bin Kim   +5 more
wiley   +1 more source

A frota pesqueira costeira do estado do Rio de Janeiro

open access: yesBoletim do Instituto de Pesca, 2018
A situação da atividade pesqueira no estado do Rio de Janeiro é refletida em uma frota composta, em sua maioria, por embarcações mal dimensionadas e antigas.
Ligia Henriques BEGOT, Marcelo VIANNA
doaj  

Enhanced Photocatalytic H2O2 Production on Terpyridine‐Based Acrylonitrile‐Linked Covalent Organic Frameworks with Asymmetric Localized Electron Distribution

open access: yesAdvanced Materials, EarlyView.
Asymmetric localized electron distribution has been optimized in covalent organic frameworks to enhance *O2 adsorption and facilitate charge transfer, boosting photocatalytic two‐electron transfer oxygen reduction toward H2O2 production from water and air.
Qinglan Zhao   +12 more
wiley   +1 more source

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