Results 201 to 210 of about 13,808,600 (300)

On the additive image of zeroth persistent homology

open access: yesTransactions of the London Mathematical Society, Volume 13, Issue 1, December 2026.
Abstract For a category X$X$ and a finite field F$F$, we study the additive image of the functor H0(−;F)∗:rep(X,Top)→rep(X,VectF)$\operatorname{H}_0(-;F)_* \colon \operatorname{rep}(X, \mathbf {Top}) \rightarrow \operatorname{rep}(X, \mathbf {Vect}_F)$, or equivalently, of the free functor rep(X,Set)→rep(X,VectF)$\operatorname{rep}(X, \mathbf {Set ...
Ulrich Bauer   +3 more
wiley   +1 more source

Between Cryptocurrencies' Risk and Crypto Environmental Attention: The Crypto Environment Attention Index and Volatility in the Cryptocurrencies Market Nexus

open access: yesBusiness Ethics, the Environment &Responsibility, Volume 35, Issue 4, Page 2886-2904, October 2026.
ABSTRACT This study investigates the impact of environmental attention on cryptocurrency market volatility by introducing the Crypto Environmental Attention Index (CEAI), a new metric inspired by Wang et al. (2022) and constructed using daily web search data.
Ines Ghazouani   +2 more
wiley   +1 more source

Forecasting and Explaining Ethanol Price Through Shapley Additive Explanations: Evidence From Two Decades of Panel Agroeconomic Data in Brazil

open access: yesGCB Bioenergy, Volume 18, Issue 10, October 2026.
Explainable AI reveals how biological feedstock quality, energy markets, and policy factors jointly shape ethanol price dynamics. Deep learning improves forecasting accuracy while identifying sugarcane quality (TRS), gasoline prices, taxation, and macroeconomic variables as key drivers in a major bioenergy system.
Marilaine Colnago   +4 more
wiley   +1 more source

RE4Al13Pt9—New Representatives in the RE–Al–Pt System with the Ho4Ge9Ir13‐Type Structure (RE = Y, La‐Nd, Sm, Gd‐Dy)

open access: yesZeitschrift für anorganische und allgemeine Chemie, Volume 652, Issue 14, 23 September 2026.
The RE4Al13Pt9 series has been extended to RE = Y, La‐Nd, Sm, Gd‐Dy. The compounds have been investigated by X‐ray diffraction and magnetic susceptibility measurements. Of the RE4Al13Pt9 series, the RE = Ce, Pr, and Eu representatives were previously reported. In this work we extend the series to RE = Y, La‐Nd, Sm, Gd‐Dy.
Stefan Engel   +3 more
wiley   +1 more source

Katalytischer Schwefelatomtransfer vermittelt durch einen Bis(disulfido)‐Titankomplex

open access: yesAngewandte Chemie, Volume 138, Issue 39, 21 September 2026.
Mehrelektronentransformationen mit Titan sind aufgrund der limitierten Zugänglichkeit niedervalenter Vorstufen bislang nur unzureichend untersucht. Die Vier‐Elektronen‐Aktivierung von elementarem Schwefel durch einen Ti(IV)‐Komplex führt zu einem seltenen Bis(disulfido)‐Titankomplex, der die effiziente katalytische Synthese von Isothiocyanaten aus ...
Sebastian Samir Cremer   +3 more
wiley   +1 more source

Catalytic Sulfur‐Atom Transfer Enabled by a Bis(disulfide) Titanium Complex

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 39, 21 September 2026.
Multi‐electron transformations with titanium are underexplored due to limited access to low‐valent precursors. The four‐electron activation of elemental sulfur by a Ti(IV) complex yields a rare titanium bis(disulfide) complex, enabling the efficient catalytic synthesis of isothiocyanates from isonitriles under mild conditions.
Sebastian Samir Cremer   +3 more
wiley   +1 more source

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