Results 41 to 50 of about 383,237 (301)

Artificial Intelligence‐Driven Development in Rechargeable Battery Materials: Progress, Challenges, and Future Perspectives

open access: yesAdvanced Functional Materials, EarlyView.
AI is transforming the research paradigm of battery materials and reshaping the entire landscape of battery technology. This comprehensive review summarizes the cutting‐edge applications of AI in the advancement of battery materials, underscores the critical challenges faced in harnessing the full potential of AI, and proposes strategic guidance for ...
Qingyun Hu   +5 more
wiley   +1 more source

The formation mechanism of geological disasters on loess fill slopes revealed by the deformation characteristics of remolded loess under different stress paths

open access: yesFrontiers in Earth Science
In recent years, geological disasters on loess fill slopes have occurred from time to time, which has attracted widespread attention. In order to deeply understand its deformation and failure laws and promote the disaster prevention and mitigation work ...
Shuran Meng   +8 more
doaj   +1 more source

Early Iron Age and Medieval Sites in the Southern Ural Region: Context of Sources (Forest and Forest-Steppe)

open access: yesПоволжская археология, 2017
The author examines the geography of settlements of the early Iron Age finale (Glyadenovo culture) - early medieval period (second half of the I Millennium BC: Mazuninо/Bahmutino, Lomovatovo, Nevolino, Polom/Cheptza, Kushnarenkovo/Karayakupovo cultures ...
Ivanov Vladimir A.
doaj   +1 more source

Chronology Protection in AdS/CFT

open access: yes, 2006
We review the issue of chronology protection and show how string theory can solve it in the half BPS sector of AdS/CFT. According to the LLM prescription, half BPS excitations of AdS_5 x S^5 geometries in type IIB string theory can be mapped into free ...
Behrndt   +23 more
core   +1 more source

Magnetic Bioprinting and Actuation of Stretchable Muscle Tissue

open access: yesAdvanced Healthcare Materials, EarlyView.
Human and murine myoblasts labeled with iron oxide nanoparticles are magnetically bioprinted into wrench‐shaped tissues, which are then anchored between two magnetic needles. Mechanical stretching of these tissues enhances both their maturation and functional performance. Abstract Engineering tissues with precise, long‐lasting shapes and the capability
Noam Demri   +6 more
wiley   +1 more source

Chronology Protection in Generalized Godel Spacetime [PDF]

open access: yes, 2002
The effective action of a free scalar field propagating in the generalized Godel spacetime is evaluated by the zeta-function regularization method. From the result we show that the renormalized stress energy tensor may be divergent at the chronology ...
B. Mashhoon   +31 more
core   +2 more sources

Multifunctional Bamboo Based Materials Empowered by Multiscale Hierarchical Structures—A Critical Review

open access: yesAdvanced Materials, EarlyView.
This review summarizes the latest progress in transforming renewable bamboo resources into high‐value functional materials. It emphasizes how to leverage bamboo's multiscale hierarchical structures to realize innovative applications in energy, construction, environment, and medicine, providing key insights for developing high‐performance bio‐based ...
Yuxiang Huang   +13 more
wiley   +1 more source

Satellite data indicates recent Arctic peatland expansion with warming

open access: yesCommunications Earth & Environment
Northern peatlands are an important carbon store in mid to high latitudes, but become increasingly discontinuous in the higher latitudes, associated with temperature and precipitation limits on plant growth.
K. A. Crichton   +12 more
doaj   +1 more source

Les plus anciennes gravures rupestres du Sahara central ?

open access: yesAfrique Archéologie Arts, 2003
In the 1960s F. Mori discovered in the Tadrart Acacus (south-western Libya) a small number of rock engravings which could not be assigned to any other type of rock engravings, and which he described as “ichthyomorphs”.
Karl Heinz Striedter, Michel Tauveron
doaj   +1 more source

Timing of the deglaciation and the late-glacial vegetation development on the Pandivere Upland, North Estonia [PDF]

open access: yesBulletin of the Geological Society of Finland, 2016
In this study, the deglaciation chronology of the Pandivere Upland is defined, and the late-glacial vegetation trends of north-eastern Estonia are summarised.
L. Amon   +4 more
doaj   +1 more source

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