Results 71 to 80 of about 137,065 (217)

Open Ocean Biogeochemical Impacts of Extreme Terrestrial Precipitation

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract Extreme events reshape ocean ecosystems with significant implications for nutrient and carbon cycling. Here, we demonstrate that flooding on land can be a significant driver of biogeochemical variability in the open ocean, even in relatively dry climates.
Shailja Gangrade   +9 more
wiley   +1 more source

Open-source Simulation of Underwater Gliders [PDF]

open access: yesOCEANS 2021: San Diego – Porto, 2021
Grande, Davide   +5 more
openaire   +2 more sources

Impact of folding propeller spinning position for the transit efficiency of a hybrid-driven underwater glider

open access: yes, 2016
A hybrid underwater glider(HDUG) is developed based on a folding propeller. The blades of the propeller can fold and unfold according to the motor work or not. When it stop spinning, the blades will come to a rest position.
Aiqun Zhang   +5 more
core   +1 more source

Shape optimization of blended-wing-body underwater glider by using gliding range as the optimization target

open access: yesInternational Journal of Naval Architecture and Ocean Engineering, 2017
Blended-Wing-Body Underwater Glider (BWBUG), which has excellent hydrodynamic performance, is a new kind of underwater glider in recent years. In the shape optimization of BWBUG, the lift to drag ratio is often used as the optimization target.
Chunya Sun   +3 more
doaj   +1 more source

Phytoplankton Size Structure Controls the Bio‐Optical Anomaly of Antarctic Waters

open access: yesGeophysical Research Letters, Volume 53, Issue 18, 28 September 2026.
Abstract Phytoplankton in the Southern Ocean strongly influence global biogeochemical cycles, but the region's remoteness limits in situ monitoring. Satellite ocean color enables synoptic monitoring of phytoplankton dynamics by retrieving chlorophyll‐a concentration (Chl‐a).
Xuerong Sun   +8 more
wiley   +1 more source

Analysis of Electromagnetic Field Characteristics of Wave Glider

open access: yesApplied Sciences
A wave glider is an ocean observation platform that utilizes wave energy to drive and solar energy to power. Its metal structure will generate related electromagnetic fields due to corrosion and underwater motion. In the detection of weak electromagnetic
Taotao Xie   +3 more
doaj   +1 more source

Reframing the human–robot ratio: Collaborative autonomy and the attention‐demand economy

open access: yesAI Magazine, Volume 47, Issue 3, Fall 2026.
Abstract The human–robot ratio is a useful design heuristic for supervisory robot control. However, advances in AI, computation, and reliable autonomy enable existing systems to extend beyond hierarchical supervision to more flexible organizations of interdependent team members.
Michael A. Goodrich   +2 more
wiley   +1 more source

Numerical Simulation of the Launch Stage in Vertical Plane of Underwater Glider in Ocean Current

open access: yes, 2018
The movement during the launch stage of the underwater glider is unsteady, and the unsteady movement is very easy to lose stability in current. CFD method which is based on the fully structured overlapping grid technology is adopted to study the movement
Xiaozou Chen   +5 more
core   +1 more source

Estimating Dispersal Kernels for Stream Periphyton Using Drifting Lake Algae

open access: yesEcology and Evolution, Volume 16, Issue 9, September 2026.
Summary of methods and procedures organized by aim and specific objectives. Drifting lake algae used as a proxy for periphyton dispersal. ABSTRACT Dispersal patterns are a key component of many ecological and evolutionary processes, yet they remain understudied in microbial species due to technical challenges.
Daniel Zamorano   +5 more
wiley   +1 more source

Spray Underwater Glider Operations

open access: yesJournal of Atmospheric and Oceanic Technology, 2016
AbstractOperational statistics for the Spray underwater glider are presented to demonstrate capabilities for sustained observations. An underwater glider is an autonomous device that profiles vertically by changing buoyancy and flies horizontally on wings. The focus has been on sustained observations of boundary currents to take advantage of the glider’
Daniel L. Rudnick   +2 more
openaire   +1 more source

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