Results 161 to 170 of about 109,784 (295)

Long‐Range Time‐Correlated Single‐Photon Counting Lidar 3D‐Reconstruction From a Moving Ground Vehicle

open access: yesJournal of Field Robotics, Volume 43, Issue 2, Page 1178-1192, March 2026.
ABSTRACT Time‐correlated single‐photon counting (TCSPC) lidar enables high‐resolution 3D imaging at kilometer range. While previous works have covered long range TCSPC 3D imaging from either stationary or airborne platforms, this is, to the best of our knowledge, the first attempt that use a moving ground vehicle. Fusing measurements taken at different
Hannes Ovrén   +2 more
wiley   +1 more source

First Observation of Banded Electron Cyclotron Harmonic Waves at Earth's Magnetopause

open access: yesGeophysical Research Letters, Volume 53, Issue 3, 16 February 2026.
Abstract This letter presents the first observation of banded Electron Cyclotron Harmonic (ECH) waves by Magnetospheric Multiscale (MMS) satellites near the Earth's subsolar magnetopause. The observation shows the fundamental mode (n=1 $n=1$) and its higher harmonics (n=2 $n=2$–6), each with distinct lower and upper bands separated by a spectral gap at
Shubhangi Lagad   +3 more
wiley   +1 more source

3D Multicellular Scaffold Based Model for Advancing Bone Disorder Research

open access: yesAdvanced Functional Materials, Volume 36, Issue 13, 12 February 2026.
A scalable 3D multicellular in vitro bone model engineered by integrating osteoblasts, osteoclasts, and endothelial cells on biodegradable scaffolds. The system recapitulates key features of human bone remodeling and disease pathology. As a proof of concept, the model mimics osteogenesis imperfecta, demonstrating its potential as a physiologically ...
Gali Guterman‐Ram   +5 more
wiley   +1 more source

White Light Generation From YAG:Ce‐Doped Phosphate Glass‐Based Composite Fibers

open access: yesAdvanced Optical Materials, Volume 14, Issue 6, 9 February 2026.
The first white‐light‐emitting composite fiber based on YAG:Ce3+ phosphors in phosphate glass is developed. The glass composition is custom‐engineered to enhance thermal stability and to match YAG:Ce3+ refractive index, ensuring composite transparency.
Khaldoon Nasser   +9 more
wiley   +1 more source

Modeling and Measurement of Noise in Aluminium Nitride Piezoelectric MEMS

open access: yesAdvanced Electronic Materials, Volume 12, Issue 3, 4 February 2026.
This work analyzes electrical noise in piezoelectric AlN MEMS devices using a combined measurement‐modeling approach. The framework separates sample and amplifier noise contributions and demonstrates close agreement between model and experiment at both room and cryogenic temperatures.
Sina Zare Pakzad   +8 more
wiley   +1 more source

Guanidinium Like‐Charge Ion Pairing and Oligoarginine Aggregation in Water by Nuclear Magnetic Resonance, Cryo‐Electron Microscopy, and Molecular Dynamics

open access: yesAggregate, Volume 7, Issue 2, February 2026.
This study shows that guanidinium cations weakly attract one another in water and form like‐charge contact ion pairs. From NMR, we determine the free energy of ion‐pair formation to be ≈${\approx }$ –0.5 kJ mol−1${\rm mol}^{-1}$, consistent with all‐atom MD simulations and DFT calculations.
Denys Biriukov   +8 more
wiley   +1 more source

Decreased Physical Activity as an Early Digital Biomarker in Huntington's Disease: A One‐Year Observational Study

open access: yesBrain and Behavior, Volume 16, Issue 2, February 2026.
Physical Activity: Early Biomarker in Huntington's Disease. ABSTRACT Introduction Huntington's disease (HD) is a neurodegenerative disorder characterised by motor dysfunction, cognitive impairment, and psychiatric disturbances. This study analyzed the relationship between clinical characteristics, sarcopenia, and physical activity (PA) levels in HD ...
Lucía Simón‐Vicente   +6 more
wiley   +1 more source

TREM2 Facilitates Myelin Debris Clearance but Exacerbates Chronic Inflammation and Fibrosis After Spinal Cord Injury

open access: yesCNS Neuroscience &Therapeutics, Volume 32, Issue 2, February 2026.
After spinal cord injury (SCI), TREM2 promotes myelin debris clearance and disease‐associated microglia (DAM) activation that support early repair. However, sustained TREM2‐dependent DAM activation may aggravate chronic inflammation and fibrosis, whereas TREM2 deficiency alleviates these effects, identifying TREM2 as a key regulator of microglial ...
Zhonghan Wu   +12 more
wiley   +1 more source

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