Results 121 to 130 of about 13,343 (226)

Wavelet Transform‐Based Atomic Force Microscopy: A Computational Paradigm for Dynamic Nanoscale Imaging and Characterisation

open access: yesSmall Science, Volume 6, Issue 8, August 2026.
Wavelet transform‐based AFM enables real‐time nanoscale imaging by applying wavelet analysis to raw cantilever deflection signals. It reveals non‐linear, transient and multi‐frequency dynamics beyond conventional steady‐state methods. Integrated with adaptive filtering and digital twin modelling, it produces high‐resolution, information‐rich maps of ...
Pardis Biglarbeigi   +4 more
wiley   +1 more source

Bidirectional Energy Transfer via Simultaneous Wave‐Particle Resonances in Inhomogeneous Space Plasmas

open access: yesAGU Advances, Volume 7, Issue 4, August 2026.
Abstract Wave‐particle resonance is a key mechanism for energy transfer in collisionless plasmas with important implications for wave excitation and particle acceleration. Cyclotron resonance occurs when a particle's gyromotion synchronizes with the wave fields, with their interactions usually describable by quasilinear diffusion or nonlinear trapping.
Jing‐Huan Li   +14 more
wiley   +1 more source

FastPCA: An R package for fast singular value decomposition. [PDF]

open access: yesJ Open Source Softw
Ward KR   +5 more
europepmc   +1 more source

Predicting ecological interactions across space through pairwise integration of latent network patterns

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 8, Page 2494-2509, August 2026.
Abstract Ecological communities are complex and exhibit considerable spatial variability, presenting challenges in accurately understanding these systems. A primary obstacle in ecological research is the existence of ‘missing links’ between species: inevitable unobserved interactions that limit our comprehension of ecological networks and their ...
Kesem Abramov   +4 more
wiley   +1 more source

Lucid Dreaming Frequency Associated With Grey–White Matter Networks: An Exploratory Multimodal MRI Study

open access: yesJournal of Sleep Research, Volume 35, Issue 4, August 2026.
ABSTRACT Lucid dreaming, defined as the experience of becoming aware of dreaming while dreaming, offers a unique window into a state of consciousness characterised by a blending of the sensory vividness of REM sleep with the self‐awareness of wakefulness. While past functional imaging has shed light on the neural activity supporting lucid dreaming, the
Nicola De Pisapia   +4 more
wiley   +1 more source

Anisotropic NMR as a Crucial Tool for Differentiation of Epimers With High Conformational Flexibility

open access: yesAngewandte Chemie, Volume 138, Issue 30, 20 July 2026.
Epimer discrimination remains challenging due to subtle NMR differences. Here, we propose a methodology based on 13C‐RCSA and RDC anisotropic parameters, enabling the assignment of two flexible tetraprenyltoluquinol epimers (1a and 1b) with remote stereoclusters.
Juan Carlos C. Fuentes‐Monteverde   +6 more
wiley   +2 more sources

Signal extraction in SWAXS data for the compact X-ray light sources: a machine learning approach. [PDF]

open access: yesSci Rep
Opperman AK   +8 more
europepmc   +1 more source

FREQ‐NESS Reveals Age‐Related Differences in Frequency‐Resolved Brain Networks During Auditory Recognition and Resting State

open access: yesAnnals of the New York Academy of Sciences, Volume 1562, Issue 1, August 2026.
We adapted the FREQ‐NESS pipeline to event‐related MEG data from 140 adults during a melody‐recognition task, revealing an age‐related reorganization of frequency‐specific brain networks. Younger adults showed task‐related reduction in the prominence of alpha networks, whereas older adults maintained prominent slower alpha networks (8.6–10.0 Hz) across
Chiara Malvaso   +8 more
wiley   +1 more source

Enhancing Recommendation Systems through SVD-based collaborative filtering and community detection. [PDF]

open access: yesPLoS One
Keerthika T   +6 more
europepmc   +1 more source

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