Results 31 to 40 of about 103,887 (257)

A colecção pessoana de Santo Tirso: adenda [PDF]

open access: yesPessoa Plural, 2019
Oferece-se nesta adenda um aprofundamento da catalogação dos livros de e sobre Fernando Pessoa em posse da família de António Júlia Miranda. Além de se apresentar um conjunto de livros que não foram devidamente assinalados no anterior contributo, são ...
Pizarro, Jerónimo   +2 more
doaj   +1 more source

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

'Eye-Mind-Design-Production': An Interview with Johanna Drucker

open access: yesMatLit, 2013
In this interview, Johanna Drucker talks about her work as book artist and media scholar, and discusses the methods and practices of Digital ...
Manuel Portela   +3 more
doaj  

Mechanoluminescent HOF Nanotransducers Enabled Sono‐Optogenetics in Parkinsonian Rats

open access: yesAdvanced Functional Materials, EarlyView.
We present a mechanoluminescent system utilizing porous hydrogen‐bonded organic frameworks (HOFs) as a toolkit for focused ultrasound‐triggered, non‐invasive light delivery to the deep brain in rats. This approach enables the specific activation of PV‐GPe neurons in dopamine‐depleted Parkinson's disease rat models, resulting in a comparable alleviation
Wenliang Wang   +18 more
wiley   +1 more source

"The ghost within the ghost in the machine": an interview with Jerome McGann

open access: yesMatLit, 2016
Focusing mostly on McGann’s recent work, this interview addresses the reasons underlying his critical moves, and looks at his scholarly poetics of interpretation as a material engagement with imaginative works.
Brito, Matheus de, Portela, Manuel
doaj   +1 more source

Resolving the Structural Duality of Graphene Grain Boundaries

open access: yesAdvanced Materials, EarlyView.
Cantilever ncAFM resolves the atomic structure of grain boundaries in graphene, revealing coexisting stable and metastable types. Both contain pentagon/heptagon defects, but metastable GBs show irregular geometries. Modeling shows metastable GBs form under compression, exhibiting vertical corrugation, while stable GBs are flat.
Haojie Guo   +11 more
wiley   +1 more source

Post-Theory and Beyond

open access: yesRevista Brasileira de Literatura Comparada, 2021
This article surveys and assesses the eclectic trends in literary theory and criticism in the posttheory age with a focus on three rubrics: the cultural turn, the historic turn, and the affective turn.
Luiz Fernando Valente
doaj  

A Poética Sociológica de Medviédev e Sua Atualidade

open access: yesMatLit, 2013
Review of Pável Nikoláievitch Medviédev. O método formal nos estudos literários: introdução crítica a uma poética sociológica, Trad. Ekaterina Vólkova Américo e Sheila Camargo Grillo, São Paulo, Contexto, 2012, 269 pp. [1ª ed., Leningrado, Pribói, 1928].
Matheus de Brito
doaj   +1 more source

POM‐Based Water Splitting Catalyst Under Acid Conditions Driven by Its Assembly on Carbon Nanotubes

open access: yesAdvanced Materials, EarlyView.
A newly‐engineered POM‐based electrocatalyst incorporating non‐innocent counter cations exhibits fast kinetics for either the OER or HER under strongly acidic conditions (1 m H2SO4), depending on whether it is assembled on carbon nanotubes (1@CNT) or physically mixed with them (1/CNT). In water‐splitting tests using a two‐electrode setup, these systems
Eugenia P. Quirós‐Díez   +8 more
wiley   +1 more source

African Literatures in the Portuguese Language: Singularities

open access: yesThe Cambridge Journal of Postcolonial Literary Inquiry, 2023
AbstractThis article reflects on some textual and institutional elements that distinguish literary life in Portuguese-speaking African countries. These elements concern, firstly, the peculiarities of the Portuguese empire. Combining precarity, epistemological backwardness, and violence in equal proportion, it inspired an artistic response that was ...
openaire   +2 more sources

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