Results 101 to 110 of about 5,160 (236)

Enabling Under Ice Glider Operations: A Backseat Driver Approach

open access: yesJournal of Field Robotics, Volume 43, Issue 5, Page 3292-3311, August 2026.
ABSTRACT Polar Oceans are key locations for forcing global ocean circulation, influencing both global climate and biogeochemical cycles. Due to restricted access to these seasonally and perennially ice‐covered regions, these areas are severely undersampled.
Yaomei Wang   +12 more
wiley   +1 more source

Using ocean robots on high-resolution profiling to capture the fast-flowing Agulhas Current

open access: yesSouth African Journal of Science, 2019
Tamaryn Morris, Tarron Lamont
doaj   +1 more source

Characterization Techniques for Graphene, Graphene Oxide, and Reduced Graphene Oxide: A State‐of‐the‐Art Review Guided by International Standards

open access: yesChemistrySelect, Volume 11, Issue 32, 24 August 2026.
Characterization of biomass‐derived “graphene” materials against international standards (ASTM E3220‐25; ISO/TS 80004‐13:2024) reveals that the majority fail normative classification criteria and are more accurately identified as turbostratic graphitized carbon or graphite nanoplatelets. A minimum six‐technique protocol—integrating Raman, XPS, AFM, ICP‐
Alan Baio Bonel Diniz   +1 more
wiley   +1 more source

Advancing Treatment of Degenerative Eye Diseases at the Nanoscale

open access: yesSmart Medicine, Volume 5, Issue 4, August 2026.
Nanotherapeutics possess the potential to overcome longstanding bottlenecks in treating degenerative ophthalmic diseases. With a highly tunable surface chemistry, nanotechnology platforms can be customized to navigate specific anatomical barriers in the eye and target pathways of diseases.
Li Yao Jin   +5 more
wiley   +1 more source

Seasonal Re‐Entrainment of Respired Organic Matter Decouples Southern Ocean Surface Production and Annual Net Community Production

open access: yesAGU Advances, Volume 7, Issue 5, August 2026.
Abstract The long‐term storage of carbon by the biological carbon pump depends on the amount of organic carbon produced in sunlit waters, the depth at which that organic carbon is respired, and the time until the respired carbon is again in contact with the atmosphere. In the Southern Ocean, estimates of organic carbon export, net community production (
Shannon McClish   +4 more
wiley   +1 more source

High‐Resolution Particle Imaging Reveals the Importance of Phytodetrital Aggregate Flux and Mesopelagic Grazing for Carbon Storage in the Southern Ocean

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 8, August 2026.
Abstract The biological, chemical, and physical processes in the mesopelagic zone that impact carbon flux to the deep ocean are poorly understood, particularly in the Southern Ocean, despite their importance to deep ocean carbon storage. Using a CTD‐mounted underwater imaging system, the Underwater Vision Profiler 5, we observed distributions of large ...
S. H. O’Daly   +7 more
wiley   +1 more source

CbPM Estimates of Net Primary Production in the North Atlantic From Profiling Floats and Satellites Diverge Seasonally Due To Fluorescence and Vertical Extrapolation Effects

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 8, August 2026.
Abstract Marine net primary production (NPP), defined as the difference between gross production and phytoplankton respiration, is often estimated using algorithms applied to remote sensing data. While assumptions are needed to extend surface satellite observations through depth, some NPP algorithms, like the Carbon‐based Productivity Model (CbPM ...
Nina Buzby   +5 more
wiley   +1 more source

The ARGO dataset: Annotated and delineated intracardiac electrograms of post-ischemic ventricular tachycardia. [PDF]

open access: yesPLoS One
Orrù M   +6 more
europepmc   +1 more source

Coastal Marine Carbon and Air‐Sea Fluxes Quantified From pH Sensors on an Extended AUV Deployment

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 8, August 2026.
Abstract For the first time, the Autosub Long Range (ALR) completed a fully autonomous, long‐distance (2,000 km) scientific mission, delivering new insight into coastal carbonate dynamics and air‐sea CO2 ${\text{CO}}_{2}$ fluxes. Equipped with a suite of oceanographic sensors, including a Lab‐on‐Chip (LOC) pH sensor and a Sea‐Bird SeaFET pH sensor, the
Emily M. Hammermeister   +7 more
wiley   +1 more source

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