Results 41 to 50 of about 62,550 (298)

Cell carbon content and biomass assessments of dinoflagellates and diatoms in the oceanic ecosystem of the Southern Gulf of Mexico.

open access: yesPLoS ONE, 2021
This study assessed the cell carbon content and biomass for genera of dinoflagellates and diatoms in the oceanic ecosystem of the Southern Gulf of Mexico.
Lorena Linacre   +4 more
doaj   +1 more source

Recent Progress on Systems and Synthetic Biology of Diatoms for Improving Algal Productivity

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
Microalgae have drawn much attention for their potential applications as a sustainable source for developing bioactive compounds, functional foods, feeds, and biofuels. Diatoms, as one major group of microalgae with high yields and strong adaptability to
Jiwei Chen   +10 more
doaj   +1 more source

Diatom distribution in Holocene sediments from the northern West Caroline Basin (western equatorial Pacific) and their environmental significance

open access: yesFrontiers in Marine Science, 2023
Diatoms are an important component of submarine biogenic sediments and often used for carrying out palaeoceanographical reconstructions. To understand the relationship between diatoms and environment in the western equatorial Pacific, diatoms from the ...
Min Chen   +9 more
doaj   +1 more source

All New Faces of Diatoms: Potential Source of Nanomaterials and Beyond

open access: yesFrontiers in Microbiology, 2017
Nature’s silicon marvel, the diatoms have lately astounded the scientific community with its intricate designs and lasting durability. Diatoms are a major group of phytoplanktons involved in the biogeochemical cycling of silica and are virtually inherent
Meerambika Mishra   +4 more
doaj   +1 more source

Thai amber: insights into early diatom history?

open access: yesBSGF - Earth Sciences Bulletin, 2020
The origin of the diatoms still remains enigmatic. Their fossil record is scarce until the Late Cretaceous and great divergences exist between molecular data and the earliest fossil evidence. While molecular data indicate an origin during the Triassic or
Girard Vincent   +8 more
doaj   +1 more source

Diatom response to mid-Holocene climate in three small Arctic lakes in northernmost Finnmark [PDF]

open access: yes, 2015
Palaeoclimatic reconstructions from lake sediment biological records can be challenging, due to variation in non-climatic factors, which alter ecosystem responses.
Roberts, S   +7 more
core   +1 more source

Photo‐Switchable Molecular Module Programming PET Biodegradation in Aquatic Environments

open access: yesAdvanced Functional Materials, EarlyView.
We address the plastic durability paradox by integrating an itaconic acid–derived pyrrolidone module into polymer backbones. Sunlight in water triggers Norrish Type I ring‐opening and hydrophilization, enabling rapid biodegradation into nontoxic minerals.
Mohammad Asif Ali   +16 more
wiley   +1 more source

Dental Microwear Texture Analysis on Radular Teeth

open access: yesAdvanced Materials Interfaces, EarlyView.
3D microwear textures reveal how gastropod radular teeth respond to controlled abrasive contact. Distinct surface signatures distinguish regular abrasion from fracture‐dominated material removal, showing how mineralized coatings, fibrous cores, and substrate properties jointly shape wear and failure in a biological scraping interface.
Wencke Krings   +2 more
wiley   +1 more source

Lake Diatoms as a Proxy for Holocene Environmental Change, West Greenland [PDF]

open access: yes, 2013
There is great interest over the Greenland Ice Sheet in terms of future climate change, though there is a lack of understanding of climate change during the Holocene.
BEST, LOUISE,ALICE
core  

An Examination of the Cs2NaInCl6 Luminescence: Interplay of Self‐Generated In+ and Doped Sb3+, Er3+/Yb3+ Ions

open access: yesAdvanced Optical Materials, EarlyView.
A new luminescence mechanism in Cs2NaInCl₆ is revealed through spontaneously formed In3+→In+ centers and Er3+/Yb3+/Sb3+ doping. Tunable visible, near‐infrared, downconversion, and upconversion emissions are demonstrated, while DFT calculations explain the electronic structure.
Inna A. Ivashchenko   +10 more
wiley   +1 more source

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