Results 51 to 60 of about 116,363 (312)

Externally forced symmetric warming in the Arctic and Antarctic during the second half of the twentieth century

open access: yesGeoscience Letters, 2022
In recent decades, the two polar regions have exhibited strikingly different changes, with much greater warming in the Arctic than the Antarctic. However, the warming asymmetry between the two polar regions is quite small during the second half of the ...
Jianyu Liu, Yiyong Luo, Fukai Liu
doaj   +1 more source

Transducers Across Scales and Frequencies: A System‐Level Framework for Multiphysics Integration and Co‐Design

open access: yesAdvanced Materials Technologies, EarlyView.
Transducers convert physical signals into electrical and optical representations, yet each mechanism is bounded by intrinsic trade‐offs across bandwidth, sensitivity, speed, and energy. This review maps transduction mechanisms across physical scale and frequency, showing how heterogeneous integration and multiphysics co‐design transform isolated ...
Aolei Xu   +8 more
wiley   +1 more source

Assessing the distribution of nocturnal chlorophyll-a in the Northwest Pacific Ocean using ocean color and fishery echosounder acoustic data

open access: yesEcological Informatics
Phytoplankton plays a crucial role in material cycling and energy flow within marine ecosystems. Ocean color remote-sensing chlorophyll-a (Chl-a) data serves as the primary means for assessing phytoplankton in the ocean environment.
Chuanyang Huang   +6 more
doaj   +1 more source

Southern hemisphere eastern boundary upwelling systems emerging as future marine heatwave hotspots under greenhouse warming

open access: yesNature Communications, 2023
The biologically productive eastern boundary upwelling systems (EBUSs) are regarded as thermal refugia in a warming climate. However, the authors here show that Southern Hemisphere EBUSs are likely to become hotspots of future marine heatwaves.
Shengpeng Wang   +7 more
doaj   +1 more source

Benchmarking Coaxial and Angular Optical Emission Spectroscopy With Recommendations for Reliable Compositional In Situ Monitoring During Laser Powder Bed Fusion

open access: yesAdvanced Materials Technologies, EarlyView.
ABSTRACT Real‐time insight into local chemistry is critical for reliable part quality in additive manufacturing, especially laser powder bed fusion (PBF‑LB/M), where rapid thermal cycles and localized evaporation can undermine part performance. Optical emission spectroscopy (OES) offers non‑intrusive, in situ plume monitoring, but detection geometry ...
Philipp Gabriel   +4 more
wiley   +1 more source

Response of the ocean natural carbon storage to projected twenty-first-century climate change [PDF]

open access: yes, 2013
The separate impacts of wind stress, buoyancy fluxes, and CO2 solubility on the oceanic storage of natural carbon are assessed in an ensemble of twentieth- to twenty-first-century simulations, using a coupled atmosphere–ocean–carbon cycle model.
Bernardello, R.   +21 more
core   +1 more source

Roles of External Forcing and Internal Variability in Global Marine Heatwaves Change During 1982–2021

open access: yesGeophysical Research Letters
As discrete prolonged extreme warm water events, marine heatwaves (MHWs) have become more frequent, stronger and longer‐lasting during the past several decades.
Lu Dong   +6 more
doaj   +1 more source

Age and Feeding Habits of Trematomus bernacchii in the Ross Sea

open access: yesFishes
Trematomus bernacchii is a widely distributed, commercially valuable species that plays a significant role in the Benthic ecosystem of the Southern Ocean.
Zhenlin Li   +4 more
doaj   +1 more source

The Sequestration Efficiency of the Deep Ocean

open access: yesGeophysical Research Letters
Abstract The abyssal ocean may provide adequate sequestration for Carbon Capture and Storage and Carbon Dioxide Removal. The transit of carbon from seafloor release to ocean surface can take millennia, as it occurs through many water pathways characterized by long‐tailed transit‐time distributions (TTDs).
Benoît Pasquier   +7 more
openaire   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

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