Results 41 to 50 of about 64,153 (313)

The prokaryotic community of a flow regulated lagoon

open access: yesFrontiers in Marine Science
Microorganisms play a crucial role in all the environments they inhabit, including coastal areas. These ecosystems are facing increasing pressures due to climate change, rising sea levels, and mitigation measures. One such measure in the Venice lagoon is
Fabio De Pascale   +8 more
doaj   +1 more source

Large Pelagic Resources Survey in Southeast Asia Waters [PDF]

open access: yes, 2007
This paper is developed under the ASEAN-SEAFDEC program on the "Harvesting of Under -Exploited Resources" from 2003-5 and "Information Collection of Highly Migratory Species in the Southeast Asia Waters" from 2006-7 with the funding support from the ...
Siriraksophon, Somboon, Promjinda, Sayan
core  

Vacuum Formed Spherical Triboelectric Architecture Overcoming Direction Constraints for 3D‐Omnidirectional Ultrasonic Energy Receiving

open access: yesAdvanced Functional Materials, EarlyView.
First vacuum formed spherical triboelectric converter for 3D‐omnidirectional ultrasonic energy receiving, with configurable DC or pulse outputs for versatile applications. ABSTRACT Ultrasound‐driven triboelectric nanogenerators (UD‐TENGs) have emerged as promising ultrasonic energy converters for underwater and biomedical applications.
Yanqin Huang   +12 more
wiley   +1 more source

Emergence in pelagic communities

open access: yesScientia Marina, 2001
Pelagic systems, those based on the open waters of large lakes and seas, provide excellent opportunities for ecological study. This is because, the vastness of the oceans apart, pelagic ecosystems operate on short space and time scales.
C. S. Reynolds
doaj   +1 more source

Dive behaviour and foraging effort of female Cape fur seals Arctocephalus pusillus pusillus [PDF]

open access: yesRoyal Society Open Science, 2019
While marine top predators can play a critical role in ecosystem structure and dynamics through their effects on prey populations, how the predators function in this role is often not well understood.
S. P. Kirkman   +7 more
doaj   +1 more source

Pelagic community production and carbon-nutrient stoichiometry under variable ocean acidification in an Arctic fjord [PDF]

open access: yes, 2013
Net community production (NCP) and carbon to nutrient uptake ratios were studied during a large-scale mesocosm experiment on ocean acidification in Kongsfjorden, western Svalbard, during June–July 2010. Nutrient depleted fjord water with natural plankton
Tanaka, T   +44 more
core   +1 more source

Janus Photonic Graphics by Stratified Assembly of Two Distinct Colloids

open access: yesAdvanced Functional Materials, EarlyView.
Double‐sided Janus photonic micropatterns with vivid structural colors are fabricated through a single‐step bottom‐up strategy. Density‐driven stratification and depletion‐mediated crystallization of PMMA and PS binary colloids lead to exclusive lattices on opposite surfaces under centrifugal force.
Young Geon Kim   +4 more
wiley   +1 more source

Estimación del crecimiento del jurel Trachurus murphyicapturado en el Perú, a partir del análisis de las frecuencias por tallas

open access: yesRevista Peruana de Biología, 2013
Se presentan las estimaciones de los parámetros de crecimiento del modelo de von Bertalanffy para el jurel Trachurus murphyiNichols 1920 capturado en el mar peruano entre 1972 y 2012, a partir de análisis de frecuencias por tallas. La L ∞ fue estimada a
Erich Díaz
doaj   +1 more source

Transparent and Robust LiCl–Organohydrogel Triboelectric Nanogenerator With Deep Learning Assisted Sensing

open access: yesAdvanced Functional Materials, EarlyView.
Develop a LiCl–PEI–PAM hydrogel with 3000% stretchability and excellent optical transparency. Through comparative studies of various salts, confirm that LiCl is the most suitable salt for high TENG output. Achieve excellent freeze‐resistant, dry‐resistant, and rapid self‐healing (10 s) properties even in extreme environments. Balance ionic conductivity,
Hai Anh Thi Le   +6 more
wiley   +1 more source

Upper Turonian–Santonian slope limestones of the Islands of Premuda, Ist and Silba (Adriatic Coast, Croatia)

open access: yesGeologia Croatica, 2013
Upper Turonian-Santonian limestones at three island locations (Ist, Silba and Premuda) in the southwestern part of the Adriatic carbonate platform, record slope deposition based on their sedimentological and palaeontological characteristics.These Upper ...
Alan Moro, Vlasta Ćosović
doaj   +1 more source

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