Results 61 to 70 of about 7,199 (157)

Anisotropic Melt Inclusions as a Confounding Signal for Ice‐Penetrating Radar Observations

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract Ice‐penetrating radar is a powerful geophysical tool for understanding the subsurfaces of Earth, Mars, and icy moons. Radar reflectivity, attenuation, and birefringence are used to infer subsurface hydrology, englacial temperature, water content, and crystal orientation fabric.
A. H. Cheng   +5 more
wiley   +1 more source

Ainda a Épica Portuguêsa. (Nótulas de auto-crítica) [PDF]

open access: yes, 1951
(Primeiro Parágrafo do Artigo) No livro respeitante à poesia épica portuguesa que a Universidade de São Paulo generosamente me publicou, há vários erros ...
Figueiredo, Fidelino de   +1 more
core   +1 more source

Constraints on Past CO2 and Climate Sensitivity From Global Temperature and Sea Level Reconstructions Across the Plio‐Pleistocene

open access: yesGeophysical Research Letters, Volume 53, Issue 5, 16 March 2026.
Abstract In contrast to previous approaches, new reconstructions of changes in global mean surface temperature and global mean sea level (GMSL) include large variability in GMSL throughout the Pleistocene. Here we assess these reconstructions from an energy balance perspective by using them to force a global carbon cycle model in different scenarios ...
Peter Köhler, Peter U. Clark
wiley   +1 more source

Épica e tragédia no episódio da Dido virgiliana

open access: yesÁgora, 2006
O episódio de Dido na Eneida de Virgílio desenvolve elementos de natureza trágica em estreita correlação com o quadro épico que configura a obra.
Cláudia Amparo Afonso Teixeira
doaj   +1 more source

Polar Front System Variability and Its Control on Export Rain Ratio Over the Past 800 ka: Implication for Atmospheric pCO2 Changes

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 3, March 2026.
Abstract Little is known about long‐term variability in the organic carbon to carbonate carbon export rain ratio, despite its key role in the global carbon cycle. Here, we reconstruct glacial‐interglacial changes in the sedimentary rain ratio over the Southern Ocean, using micropaleontological (coccoliths and foraminifera) and geochemical (CaCO3, Total
Yu Wang   +16 more
wiley   +1 more source

De la épica como crónica a la épica subjetiva: Nono de Panópolis

open access: yes, 1994
Desde Homero hasta Nono de Panópolis podemos seguir un proceso desde la épica como crónica objetiva hacia una épica con crecientes elementos líricos y dramáticos, con una mayor intervención de la subjetividad del autor.
Brioso Sánchez, Máximo
core  

Alusiones hímnicas en el exordio de Argonáuticas de Apolonio de Rodas: tradiciones renovadas e innovaciones tradicionales

open access: yesCirce de Clásicos y Modernos, 2017
En el exordio de Argonáuticas, Apolonio emplea una serie de alusiones hímnicas que le otorgan a su poema mayor profundidad de sentido y una textura literaria diferente.
Pablo Llanos
doaj  

Progress in RNA‐Targeted Therapeutics for Human Diseases

open access: yesMedComm, Volume 7, Issue 2, February 2026.
RNA‐targeted therapies are revolutionizing molecular medicine by transitioning from a “protein‐centric” focus to an “RNA‐regulatory network” approach. Leveraging RNA's diverse roles in gene regulation, signaling, and epigenetic modifications, advanced platforms such as ASOs, siRNA, miRNA, mRNA, aptamers, shRNA, and CRISPR/Cas systems are enabling ...
Wangzheqi Zhang   +10 more
wiley   +1 more source

Helena soy de nombre: ¿Helena de Troya, o Helena de Egipto?....

open access: yesKáñina, 2012
Una historia de amor, causa de la Guerra de Troya. Mentira o verdad? Niebla del sonido... un fantasma: ese es el nombre correspondiente a Helena.
Zahyra Bolaños López
doaj  

Stepwise Glacial Inception and Prolonged Southern Ocean CO2 Outgassing Linked With Marine Isotope Stage 11

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 2, February 2026.
Abstract The climatic optimum of Marine Isotope Stage (MIS) 11, MIS 11c, was a remarkably long warmer‐than‐present climate interval with prolonged elevated atmospheric CO2 levels. While the Pacific Southern Ocean has a strong leverage on atmospheric CO2 through oceanic CO2 release, past changes in carbon cycle dynamics in this region and their ...
L. Jebasinski   +8 more
wiley   +1 more source

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