Results 31 to 40 of about 1,120,407 (342)

Anti-correlated Soft Lags in the Intermediate State of Black Hole Source GX 339-4

open access: yes, 2010
We report the few hundred second anti-correlated soft lags between soft and hard energy bands in the source GX 339-4 using RXTE observations. In one observation, anti-correlated soft lags were observed using the ISGRI/INTEGRAL hard energy band and the ...
A. R. Rao   +32 more
core   +1 more source

What Do Large Language Models Know About Materials?

open access: yesAdvanced Engineering Materials, EarlyView.
If large language models (LLMs) are to be used inside the material discovery and engineering process, they must be benchmarked for the accurateness of intrinsic material knowledge. The current work introduces 1) a reasoning process through the processing–structure–property–performance chain and 2) a tool for benchmarking knowledge of LLMs concerning ...
Adrian Ehrenhofer   +2 more
wiley   +1 more source

International Organizations and the “soft law”

open access: yesМосковский журнал международного права, 2007
International non-biding acts play an important role in international relations. States often prefer the acts of “soft law” as a basis for their future relations, because of their advantages in contrast with “hard law”.
M. Y. Velizhanina
doaj   +1 more source

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

Functions and optimization of soft law in the international governance of synthetic biology: The predicament of hard law vs. the rise of soft law

open access: yesSynthetic and Systems Biotechnology
Synthetic biology, as an emerging field that integrates life sciences and engineering technology, is driving profound transformations in global science, ethics, and legal systems.
Yu Qin, Jiaxiang Hu, Kezhen Su
doaj   +1 more source

A Long XMM-Newton Observation of An Extreme Narrow Line Seyfert 1: PG 1244+026

open access: yes, 2013
We explore the origin of the strong soft X-ray excess in Narrow Line Seyfert 1 galaxies using spectral-timing information from a 120ks {\it XMM-Newton} observation of PG 1244+026. Spectral fitting alone cannot distinguish between a true additional soft X-
Done, Chris   +3 more
core   +1 more source

Soft-excess in ULX spectra: disc emission or wind absorption? [PDF]

open access: yes, 2006
We assess the claim that Ultra-luminous X-ray sources (ULXs) host intermediate-mass black holes (BH) by comparing the cool disc-blackbody model with a range of other models, namelly a more complex physical model based on a power-law component slightly ...
Goncalves, A. C., Soria, R.
core   +3 more sources

3D‐Printed Serial Snap‐Through Architectures for Programmable Mechanical Response

open access: yesAdvanced Engineering Materials, EarlyView.
A serial snap‐through architecture is realized using compact 3D‐printed von Mises truss units arranged in a staged cascade. Their geometry and boundary conditions program multistage mechanical responses with plateaux and re‐hardening regimes. An inverted‐compliance model predicts these behaviors and enables analytical design of programmable force ...
Filipe A. Santos
wiley   +1 more source

X-Ray Spectral Study of AGN Sources Content in Some Deep Extragalactic XMM-Newton Fields

open access: yes, 2011
We undertake a spectral study of a sample of bright X-ray sources taken from six XMM-Newton fields at high galactic latitudes, where AGN are the most populous class. These six fields were chosen such that the observation had an exposure time more than 60
A.E. Georgakakis   +14 more
core   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

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