Results 101 to 110 of about 11,287,665 (295)

Ocean currents break up a tabular iceberg. [PDF]

open access: yesSci Adv, 2022
Huth A, Adcroft A, Sergienko O, Khan N.
europepmc   +1 more source

Metabolic Regulation of Dimethylsulfoniopropionate Cleavage and Dimethyl Sulfide Production in Halomonas sp. D47

open access: yesAdvanced Science, EarlyView.
Dimethylsulfoniopropionate (DMSP) is a major marine organosulfur compound central to climate‐relevant dimethyl sulfide (DMS) production. In Halomonas sp. D47, DMSP catabolism is revealed to be coordinated by two transcriptional regulators, AcuR and AcuZ, which control gene expression by sensing DMSP and its metabolites.
Li‐Yuan Zheng   +16 more
wiley   +1 more source

Widespread global disparities between modelled and observed mid-depth ocean currents. [PDF]

open access: yesNat Commun, 2023
Su F   +16 more
europepmc   +1 more source

Fe/N‐Doped Carbon with Nearly Ordered Mesopores and Tunable Particle Sizes as Model Catalysts for Quantitative Evaluation of Electrocatalytic Active Sites

open access: yesAdvanced Science, EarlyView.
This study is dedicated to the design and synthesis of MOF‐derived mesoporous Fe/N‐doped carbons as model catalysts, aiming to quantitatively evaluate the utilization of active sites in the ORR. Through modulation followed by pyrolysis, we successfully prepare size‐tunable Fe/MNC‐x with doped iron atoms and mesoporous structures. The smaller Fe/MNC‐250
Hongjuan Zhang   +7 more
wiley   +1 more source

Self‐Sustaining Piezozyme Platform for Antifouling via Mechanically Triggered Enzymatic Cascade

open access: yesAdvanced Science, EarlyView.
Wave‐powered CeO2/g‐C3N4 piezozyme coating converts ocean motion into an enzymatic H2O2‐to‐ROS cascade, realizing 180‐day eco‐friendly marine antifouling. ABSTRACT Harnessing ubiquitous mechanical energy for catalytic activation offers an emerging pathway toward self‐sustaining environmental protection systems.
Jingyu Wang   +3 more
wiley   +1 more source

Ocean currents magnify upwelling and deliver nutritional subsidies to reef-building corals during El Niño heatwaves. [PDF]

open access: yesSci Adv, 2023
Fox MD   +8 more
europepmc   +1 more source

Single‐Cell Transcriptomic Atlases of Camels and Cattle Unravel Molecular Evolution of Digestive and Metabolic Systems

open access: yesAdvanced Science, EarlyView.
We generated multi‐tissue single‐cell transcriptomic atlases of camels and cattle, uncovering conserved and lineage‐specific cellular features across digestive and metabolic systems. Cross‐species comparisons revealed the evolutionary origin of the camel glandular sac and identified novel cell populations linked to physiological specialization ...
Tao Shi   +22 more
wiley   +1 more source

Monitoring Ocean Currents with Satellite Sensors [PDF]

open access: yesOceanography, 2010
The interconnected ocean surface current system involves multiple scales, including basin-wide gyres, fast narrow boundary currents, eddies, and turbulence. To understand the full system requires measuring a range of motions, from thousands of kilometers
Kathleen Dohan, Nikolai Maximenko
doaj  

Critical Limitations in Cryogenic Laser Cooling of Solids: Symmetry‐Related Fluorescence Trapping and Condensation‐Induced Parasitic Heating

open access: yesAdvanced Science, EarlyView.
This study uncovers two overlooked bottlenecks in cryogenic laser cooling of solids: symmetry‐driven fluorescence trapping and water vapor condensation. We demonstrate that breaking sample symmetry enhances fluorescence escape, while condensation dominates parasitic heating below 135 K.
Biao Zhong   +5 more
wiley   +1 more source

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