Results 141 to 150 of about 6,663 (226)

Field‐Programable Dynamics in a Soft Magnetic Actuator Enabling True Random Number Generation and Reservoir Computing

open access: yesAdvanced Intelligent Systems, Volume 8, Issue 8, August 2026.
Complex dynamics, often avoided in electromechanical design, can enhance soft robotics. We develop durable magnetic soft actuators operating in tunable dynamic regimes, enabling random number generation, stochastic computing, and time‐series prediction.
Eduardo Sergio Oliveros‐Mata   +14 more
wiley   +1 more source

Quantum Heat Current in Terahertz‐Driven Phonon Systems

open access: yesAdvanced Physics Research, Volume 5, Issue 8, August 2026.
We develop a quantum mechanical description of ultrafast thermodynamics on the example of a laser‐excited phonon mode. We show that the resulting quantum heat current exhibits non‐Markovian dynamics, which can be controlled by the pulse length. ABSTRACT The advent of high‐intensity ultrafast laser pulses has opened new opportunities for controlling and
Yulong Qiao, R. Matthias Geilhufe
wiley   +1 more source

From Cages to Sheets: Computational Elucidation of Methylaluminoxane Structure and Reactivity

open access: yesChemPlusChem, Volume 91, Issue 8, August 2026.
Methylaluminoxane (MAO), the dominant cocatalyst in metallocene‐based olefin polymerization, has resisted structural characterization for decades. This review traces the computational journey from early cage and nanotube proposals to the identification of two‐dimensional aluminoxane sheets as the thermodynamically preferred motif, and how this ...
Mikko Linnolahti   +2 more
wiley   +1 more source

Activation parameters, enthalpy–entropy compensation and the temperature‐dependent activity of enzymes

open access: yesProtein Science, Volume 35, Issue 8, August 2026.
Abstract The increase in enzyme‐catalyzed reaction rates with temperature is typically modeled using Arrhenius or Eyring relations. Interpretation of extracted parameters is subject to multiple caveats. Here we analyze the impact of temperature variations of underlying activation or Eyring parameters and of temperature‐dependent contributions to ...
Matthew J. McLeod, Robert E. Thorne
wiley   +1 more source

Regulating Ligand‐to‐Metal Charge Transfer in UiO‐66(Zr)‐NH2 With Site‐Isolated Cu+ Centers for Efficient Photocatalytic H2O2 Generation

open access: yesSmall Science, Volume 6, Issue 8, August 2026.
Incorporation of highly dispersed Cu species into UiO‐66(Zr)‐NH2 introduces a competing ligand‐to‐Cu charge–transfer pathway that suppresses charge recombination and enhances photocatalytic H2O2 production. Combined PL, TRPL, TRIR, and variable‐temperature FTIR analyses reveal Cu‐mediated modulation of excited‐state dynamics and oxygen reduction ...
Aneek Kuila   +8 more
wiley   +1 more source

Ultrafast Nonadiabatic Dynamics of Tetraphenyl‐substituted Nitrogen‐Based Heterocycles

open access: yesSmall Structures, Volume 7, Issue 8, August 2026.
Two molecules share four phenyl substituents but differ in their core (pyrazine vs. pyrrole), leading to very different emission behavior. One becomes highly emissive upon aggregation, while the other emits similarly in solution and solid states.
Javier Hernández‐Rodríguez   +3 more
wiley   +1 more source

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