Results 121 to 130 of about 375,646 (344)

Background and summary: a new focus on groundwater-seawater interactions

open access: yes, 2007
Water and chemical fluxes across the sea floor provide an important linkage between terrestrial and marine environments. Oceanographers recognize that these fluxes may act as a source of nutrients or other harmful contaminants to marine systems (e.g ...
Polemio, M   +3 more
core   +1 more source

Skeletal P/Ca tracks upwelling in Gulf of Panama coral: Evidence for a new seawater phosphate proxy [PDF]

open access: yes, 2008
The supply of limiting nutrients to the low latitude ocean is controlled by physical processes linked to climate variations, but methods for reconstructing past nutrient concentrations in the surface ocean are few and indirect.
LaVigne, Michele   +11 more
core   +1 more source

Advanced MXene‐Based Multifunctional Nanoarchitecture Materials Engineered for Adsorptive Cleanup of Hazardous Radioactive Pollutants: A Comprehensive Critical Review

open access: yesAdvanced Materials Interfaces, EarlyView.
This work critically reviews MXenes as highly effective multifunctional nanomaterials for the adsorption of radio‐contaminants, demonstrating a remarkable adsorption capacity of up to 1376.75 mg/g and cyclic stability of 2–8 cycles, with complexation, electrostatic interactions, and the numerical strength of MXene active sites playing a key operational
Stephen Sunday Emmanuel   +1 more
wiley   +1 more source

Preparation of PAO/TiO2 Electrode and Efficient Extraction of Uranium from Seawater

open access: yesYuanzineng kexue jishu
In order to investigate the reduction performance of U(Ⅵ) in seawater by electrochemical technology, TiO2 nanotube array electrode was firstly prepared by anodizing method, and then the amidoxime-modified TiO2 electrode (PAO/TiO2 electrode) was prepared ...
SONG Yan, CHEN Gang, WANG Fengju, WU Haotian, LI Ziming, LI Hao, LI He, CUI Qi, CHEN Shusen
doaj   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

A Pentaradial and Bilateral Combined Photoreception System in the Sea Cucumber is Mediated by a Blue Light‐Sensitive R‐Opsin

open access: yesAdvanced Science, EarlyView.
The sea cucumber Holothuria leucospilota detects blue and adjacent wavelengths of light via an r‐opsin with a maximum absorption at 459 nm. In the oral tentacles, papillae, and tube feet, distinct light‐sensing structures with specialized morphologies are formed, constituting a unique pentaradial and bilateral combined photoreception system.
Jiasheng Huang   +20 more
wiley   +1 more source

Spatial distribution and risk assessment of microplastics in surface sediments in semi-enclosed waters: a case study of Laizhou Bay

open access: yesFrontiers in Marine Science
Marine ecosystems are the most important sinks for microplastics (MPs) from inland sources, and the input of large quantities of MPs into the oceans poses a serious threat to marine organisms and ecosystems.
Xuzhen Zhang   +17 more
doaj   +1 more source

Study on Pressure Oscillation Characteristic of Steam Low-velocity Jet under Seawater Condition [PDF]

open access: yes
In order to address the research gap in steam-seawater interactions and evaluate the feasibility of using seawater as a coolant in marine nuclear power systems, the pressure oscillation characteristics of steam low-velocity jet in seawater have been ...
Study on Pressure Oscillation Characteristic of Steam Low-velocity Jet under Seawater Condition
core   +1 more source

Nanoscale Secondary Ion Mass Spectrometry for Quantifying Membrane Fouling: Fouling Layer Structure and Chemical Interaction

open access: yesAdvanced Science, EarlyView.
Nanoscale secondary ion mass spectrometry (Nano SIMS) is established as a powerful analytical tool to visualize and quantify the membrane fouling layers. ABSTRACT Membrane technology has garnered considerable attention for applications in wastewater treatment and resource recovery. Nevertheless, membrane fouling remains a major barrier, yet the lack of
Mengfei Wu   +4 more
wiley   +1 more source

Ecological impact of desalination brine: A comparative analysis of laboratory tests and field investigations

open access: yesDesalination and Water Treatment
Desalination Brine discharge management is typically based on laboratory test data; however, the resilience of marine ecosystems may alter the actual ecological effects once the brine is discharged into the sea.
Hanwen Song   +5 more
doaj   +1 more source

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