Results 11 to 20 of about 103,225 (263)

Multi-Source Confidence Assessment-Based Adaptive Calibration for Deep-Sea Manned Submersible Integrated Navigation [PDF]

open access: yesSensors
To address the insufficient reliability of manned submersible navigation systems in complex deep-sea environments, this paper proposes an adaptive fusion navigation method based on multi-dimensional confidence assessment.
Yixu Liu   +3 more
doaj   +2 more sources

Analysis of sea conditions for manned submersible operation in Southwest Indian Ocean [PDF]

open access: yesE3S Web of Conferences, 2021
The southwest Indian Ocean is an important area for deep-sea investigation and exploration. In this paper, the spatial distribution and temporal variation characteristics of wave elements in the sea area were analyzed by using the high resolution ...
Shengjie Qin   +4 more
doaj   +1 more source

Analysis of sea condition of Jiaolong deep-sea manned submersible operating in the South China Sea [PDF]

open access: yesE3S Web of Conferences, 2021
The South China Sea is the sea area with the largest area, the largest depth, the most abundant oil and gas resources and the most comprehensive biological species in China. The further exploration of the South China Sea with manned submersible and other
Xiaohui Liu   +4 more
doaj   +1 more source

Deep-Sea Sounding and Deep-Sea Thermometers [PDF]

open access: yesNature, 1873
We feel sure you will not deny us space in your valuable periodical, when we tell you that, however unconsciously on your part, you, as well as other scientific authorities, are the means of doing us injustice and much professional injury, by the frequent allusions to the so-called Casella-Miller Thermometer, now used in deep-sea investigations. We are
HY. NEGRETTI, null ZAMBRA
openaire   +4 more sources

Macrofaunal burrowing enhances deep-sea carbonate lithification on the Southwest Indian Ridge [PDF]

open access: yesBiogeosciences, 2018
Deep-sea carbonates represent an important type of sedimentary rock due to their effect on the composition of the upper oceanic crust and their contribution to deep-sea geochemical cycles.
H. Xu   +7 more
doaj   +1 more source

Putative novel hydrogen- and iron-oxidizing sheath-producing Zetaproteobacteria thrive at the Fåvne deep-sea hydrothermal vent field

open access: yesmSystems, 2023
Iron-oxidizing Zetaproteobacteria are well known to colonize deep-sea hydrothermal vent fields around the world where iron-rich fluids are discharged into oxic seawater.
Petra Hribovšek   +8 more
doaj   +1 more source

Deep-Sea Biological Detection Method Based on Lightweight YOLOv5n

open access: yesSensors, 2023
Deep-sea biological detection is essential for deep-sea resource research and conservation. However, due to the poor image quality and insufficient image samples in the complex deep-sea imaging environment, resulting in poor detection results ...
Zhongjun Ding   +3 more
doaj   +1 more source

Marine Litter and Grading of the Coastal Areas of Ambon Bay, Indonesia

open access: yesOmni-Akuatika, 2021
The coastal is frequently impacted by marine litter that damages marine wildlife and causes economic loss to fishing and maritime industries. In this study, we described the quantity of marine litter in the inner and outer of Ambon Bay.
Corry Yanti Manullang   +4 more
doaj   +1 more source

Species composition, diversity, and the benefit of macroalgae to increase food security in Ambon Island [PDF]

open access: yesE3S Web of Conferences, 2023
Macroalgae is very important in maintaining the balance of coastal ecosystems and as a producer in the food chain. Besides having a high ecological value, macroalgae are also very important economically.
Litaay Christina   +3 more
doaj   +1 more source

Serviceability Properties of Solid Buoyancy Materials for Deep-Sea HOV

open access: yesAdvances in Materials Science and Engineering, 2022
Studying the evolution characteristics of damage strength and water absorption behavior of hollow glass beads solid buoyancy materials used for manned submersibles in the hyper-pressure environment will help people to understand the damage mechanism and ...
Hailong Zhang, Guoliang Ma, Zhiwei Zhu
doaj   +1 more source

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