Results 81 to 90 of about 36,384 (265)

The Ecological Environment Variations in the Chongming Dongtan Reverse During 2004-2018

open access: yesHaiyang Kaifa yu guanli
In recent years, the ecosystem of the Yangtze estuary has been under pressure due to environmental problems caused by human activities. The Chongming Dongtan Reserve and the Acipenser sinensis Reserve are important parts of the Yangtze estuary ecosystem.
DENG Bangping   +9 more
doaj  

Assessment of saline-alkaline water quality and rice-crab co-culture improvement effects in the Songnen Plain

open access: yesScientific Reports
The Songnen Plain in Northeast China is a global hotspot for soda saline-alkalization. This region suffers from severe water security challenges that limit agricultural productivity.
Zhen Sun   +9 more
doaj   +1 more source

The complete mitochondrial genome of the Perinereis linea (Polychaeta: Nereididae) and Nereididae phylogenetic implications

open access: yesMitochondrial DNA. Part B. Resources
Perinereis linea is a widespread marine polychaete, has its complete mitochondrial genome reported here from Dongying, China. The 15,854 bp genome comprises 13 PCGs, 2 rRNAs, 22 tRNAs, and a control region, with typical annelid gene order and 64.63% AT ...
Xue-Feng Song   +7 more
doaj   +1 more source

Gate‐Tunable Floquet Weyl Photon Emission from Topological Dirac Semimetal Cd3As2

open access: yesAdvanced Materials, EarlyView.
We report experimental demonstration of Floquet band engineering in a 3D Dirac semimetal. Circularly polarized light breaks the time reversal symmetry and transforms Cd3As2 into a Floquet–Weyl phase, splitting Dirac nodes into chirality‐opposite Weyl nodes with nonzero Berry curvature.
Sobhan Subhra Mishra   +4 more
wiley   +1 more source

Phase Engineering of Nanomaterials (PEN): Evolution, Current Challenges, and Future Opportunities

open access: yesAdvanced Materials, EarlyView.
This review summarizes the synthesis, phase transition, advanced characterization spanning ex situ to in situ and operando techniques, and diverse applications of phase engineering of nanomaterials (PEN). It further outlines key challenges and future opportunities, such as phase stability, architecture control, and artificial intelligence (AI)‐driven ...
Ye Chen   +7 more
wiley   +1 more source

Effects of Salinity on Growth, Digestive Enzyme Activity, and Antioxidant Capacity of Spotbanded Scat (Selenotoca multifasciata) Juveniles

open access: yesFishes
As a euryhaline fish species that inhabits estuarine and coastal regions, the spotbanded scat (Selenotoca multifasciata) experiences growth influences during its larval stage due to variations in salinity.
Jianyi Liu   +10 more
doaj   +1 more source

On the Distribution of the Plankton in the East China Sea and Yellow Sea-VIII

open access: yesNIPPON SUISAN GAKKAISHI, 1953
This is the third report of my observation on the plankton in the Eastern China Sea and Yellow Sea. This observation has been studied from October to December, for the years 1948-1949. The plankton samples here dealt with were obtained by vertical hauls at 11 fishing grounds.
openaire   +3 more sources

Mechanically Robust and Depolymerizable Polyesters With Near‐Complete Monomer Recovery for Circular Additive Manufacturing

open access: yesAdvanced Materials, EarlyView.
A sustainable δ‐lactone‐based polymer platform enables multimodal additive manufacturing through DLP, DIW, and FFF, combining tunable crystallinity, photocurable networks, mechanical robustness, and functional response. The printed materials can be mechanically reprocessed and chemically depolymerized into recoverable monomers, demonstrating a closed ...
Farzad Gholami   +2 more
wiley   +1 more source

Spatial and Environmental Drivers of Summer Growth Variability and Adaptive Mechanisms of Euphausia crystallorophias in the Amundsen Sea and Its Adjacent Regions

open access: yesAnimals
Ice krill (Euphausia crystallorophias) play a key role in the Antarctic coastal ecosystem, yet its spatial growth variability remains poorly understood.
Jialiang Yang   +9 more
doaj   +1 more source

Ligand Engineering for Precise Control of Ultrathin CsPbI3 Nanoplatelet Superlattices for Efficient Light‐Emitting Diodes

open access: yesAdvanced Materials, EarlyView.
In this work, we introduce ancillary‐ligand‐mediated growth control of ultrathin CsPbI3 PeNPLs to achieve highly uniform thickness and reduced agglomeration. Strong ancillary‐ligand coordination to the perovskite surface regulates nucleation and improves surface passivation, enabling color‐pure emission and preferentially oriented superlattices.
Jongbeom Kim   +23 more
wiley   +1 more source

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