Results 171 to 180 of about 1,518,880 (291)

Crown Exposure Drives Sap Flow Variability Among Nearly Identical Trees in a Lowland Tropical Rainforest

open access: yesHydrological Processes, Volume 40, Issue 5, May 2026.
Contrary to expectations from upscaling in tropical forests, we found wide sap flow variability across and within individual trees of a homogeneous cohort in a tropical lowland rainforest (10 similar‐sized conspecific trees). Maximum sap flow from simultaneous readings differed up to 14‐fold between trees and averaged 52.5% within individual trees ...
Natalia de Aguiar‐Campos   +3 more
wiley   +1 more source

Virtualized Microphone Array for Moving Sources Mapping. [PDF]

open access: yesSensors (Basel)
Sopranzetti F, Caputo A, Castellini P.
europepmc   +1 more source

Coherence‐Gated Mirau Interferometry for Single‐Shot Quantitative Phase Imaging and Motion Sensing

open access: yesLaser &Photonics Reviews, Volume 20, Issue 10, 22 May 2026.
This paper presents a compact add‐on module converting a Mirau or other on‐axis interferometer into a single‐shot quantitative phase imaging system using coherence gating and precise optical path matching. Demonstrations include time‐resolved imaging of human cells and streaming red blood cells, visualization of evaporation dynamics in liquid mixtures,
Petr Bouchal   +4 more
wiley   +1 more source

Tectonics and Sliver Motion in Costa Rica: Strain Partitioning Constrained by GNSS Velocities Data

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 5, May 2026.
Abstract The tectonic deformation of Costa Rica is controlled by the subduction of the Cocos Plate beneath the Caribbean Plate and the Panama microplate along the Middle America Trench, with oblique convergence in northern Costa Rica to 2024 from 154 permanent stations distributed across Costa Rica to derive for the first time spatially continuous ...
P. Boymond   +3 more
wiley   +1 more source

Geophysical Signals Induced by Magma Propagation: Insights From Analog Experiments

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 5, May 2026.
Abstract The propagation of magma through the Earth's crust often generates seismic signals and surface deformation, both key indicators of volcanic unrest. While surface deformation is attributed to magma emplacement within fractures, identifying the exact source of the seismic signal remains challenging. Such signals could stem from fracturing at the
S. Furst   +3 more
wiley   +1 more source

GOES‐R Series X‐Ray Sensor (XRS): 2. On‐Orbit Measurements and Calibrations

open access: yesJournal of Geophysical Research: Space Physics, Volume 131, Issue 5, May 2026.
Abstract An X‐Ray Sensor (XRS) has been onboard each of the National Oceanic and Atmospheric Administration (NOAA) Geostationary Operational Environmental Satellites (GOES) since 1975. XRS measures full‐disk soft X‐ray irradiance in two wavelength bands, 0.05–0.4 nm and 0.1–0.8 nm.
Janet L. Machol   +17 more
wiley   +1 more source

Modeling Hydro‐Ice‐Thermal Dynamics in Open Channels by a Double Layer‐Averaged Model

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Ice processes in open channels are inherently multi‐physics phenomena, characterized by strong coupling of hydrodynamics, heat transfer, and phase‐change dynamics. While many models have been proposed to investigate ice processes, previous studies are often limited by oversimplified representations of flow, presumptions on channel geometry ...
Hengyan Wang   +4 more
wiley   +1 more source

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