Results 31 to 40 of about 21,163 (302)

The Carbon Stock and Sequestration Rate in Tidal Flats From Coastal China

open access: yes, 2020
Tidal flats form around the estuarine and coastal zone by continuous terrigenous sediment transport and deposition processes. Now a large body of published carbon research work frame within the vegetated area (mangrove forests, sea grass bed, and salt ...
Wang, Dongqi   +15 more
core   +1 more source

Groundwater Level Variation and Salt Infiltration in a Tidal Flat with Tidal Cycle

open access: yesJournal of Japan Society of Civil Engineers, Ser. B2 (Coastal Engineering), 2009
In this paper, field observations were performed in order to clarify the mechanism of groundwater level rising, and variation of groundwater quality under the influence of tidal cycle. Moreover, laboratory experiments using one dimensional infiltration apparatus were conducted to investigate the behavior of salinity in a tidal flat. Observation results
NAKASHITA, Shinya   +4 more
openaire   +2 more sources

Research progress on durability of marine concrete under the combined action of Cl− erosion, carbonation, and dry–wet cycles

open access: yesReviews on Advanced Materials Science, 2022
Marine concrete is a kind of construction material which is seeking its growing application in marine engineering. However, the marine concrete structures are exposed to aggressive environment and harmful ions.
Zhang Maohua   +3 more
doaj   +1 more source

Tidal effects on short-term mesozooplankton distribution in small channels of a temperate-turbid estuary, Southwestern Atlantic

open access: yesBrazilian Journal of Oceanography, 2015
The short-term variability of mesozooplankton distribution and physicochemical variables was examined in two different channels of the Bahía Blanca Estuary, Argentina, during two tidal cycles.
Javier Chazarreta   +3 more
doaj   +1 more source

Reproductive cycles in tropical intertidal gastropods are timed around tidal amplitude cycles

open access: yesEcology and Evolution, 2017
AbstractReproduction in iteroparous marine organisms is often timed with abiotic cycles and may follow lunar, tidal amplitude, or daily cycles. Among intertidal marine invertebrates, decapods are well known to time larval release to coincide with large amplitude nighttime tides, which minimizes the risk of predation.
Rachel Collin   +3 more
openaire   +2 more sources

Mechanism of rapid accretion-erosion transition in a complex hydrodynamic environment based on refined in-situ data

open access: yesFrontiers in Marine Science
Morphological changes in estuaries are typically discussed on decadal time scales, with reported changes often exceed several decimeters. In our study, we utilized refined in-situ data to investigate bed-level changes and rapid accretion-erosion ...
Jie Jiang   +10 more
doaj   +1 more source

Tidal variation modulates the dissolved silicate behavior and exchange flux across the semi-enclosed bay‐coastal water continuum, China

open access: yesFrontiers in Marine Science, 2023
Coastal water is the key transition zone for the circulation and transport of nutrients. Their role in transporting nutrients is important to understanding global dissolved silicate (DSi) cycles and sources of nutrients supporting the biological pump and
Peng Zhang   +5 more
doaj   +1 more source

Portable Breathing Monitoring With Phase‐Resolved Airflow Dynamics Enabled by a Dual‐Response Flexible PZT Sensor

open access: yesAdvanced Healthcare Materials, EarlyView.
A portable respiratory monitoring device based on a flexible PZT sensor captures pressure‐ and temperature‐related airflow responses in a single waveform. Polarity‐opposed piezoelectric and pyroelectric components generate a narrow transient spike and a broad quasi‐steady peak during both inhalation and exhalation. This dual‐component structure enables
Minyu Li   +7 more
wiley   +1 more source

A Formulation of the Thrust Coefficient for Representing Finite-Sized Farms of Tidal Energy Converters

open access: yes, 2019
Tidal energy converter (TEC) arrays in tidal channels generate complex flow phenomena due to interactions with the local environment and among devices.
David Richter   +3 more
core   +1 more source

Predictable changes in extreme sea levels and coastal flood risk due to long‐term tidal cycles

open access: yes, 2022
We demonstrate that long-term tidally induced changes in extreme sea levels affect estimates of major flood hazard in a predictable way. Long-term variations in tides due to the 4.4 and 18.6-year cycles influence extreme sea levels at 380 global tide ...
Stefan A. Talke   +13 more
core   +1 more source

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