Results 11 to 20 of about 1,292,419 (308)

Seasonal and inter-annual temperature variability in the bottom waters over the western Black Sea shelf [PDF]

, 2011
Long-term changes in the state of the Bottom Shelf Water (BSW) on the Western shelf of the Black Sea are assessed using analysis of intra-seasonal and inter-annual temperature variations.
Aleynik, DL, Shapiro, GI, Wobus, F
core   +3 more sources

Serviceability Properties of Solid Buoyancy Materials for Deep-Sea HOV

Advances 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

Modification and pathways of Southern Ocean Deep Waters in the Scotia Sea [PDF]

, 2002
An unprecedented high-quality, quasi-synoptic hydrographic data set collected during the ALBATROSS cruise along the rim of the Scotia Sea is examined to describe the pathways of the deep water masses flowing through the region, and to quantify changes in
Alberto C Naveira Garabato, Arhan, Callahan, Carmack, Cunningham, David P Stevens, Fahrbach, Fahrbach, Gordon, Gordon, Heywood, Jackett, Karen J Heywood, Locarnini, Mantyla, Meredith, Moore, Nowlin, Orsi, Orsi, Orsi, Peterson, Reid, Reid, Rintoul, Sievers, Sloyan, Smith, Stommel, Stommel, Trathan, Tsuchiya, Warren, Whitworth, Whitworth, Whitworth, Whitworth, Wienders, Zenk   +38 more
core   +1 more source

Precipitation of calcium carbonate mineral induced by viral lysis of cyanobacteria: evidence from laboratory experiments [PDF]

Biogeosciences, 2019
Viruses have been acknowledged as being important components of the marine system for the past 2 decades, but their role in the functioning of the geochemical cycle has not been thoroughly elucidated to date.
H. Xu, H. Xu, X. Peng, S. Bai, S. Bai, K. Ta, S. Yang, S. Liu, H. B. Jang, Z. Guo   +9 more
doaj   +1 more source

First documented record of a living solemyid bivalve in a pockmark of the Nile Deep-sea Fan (eastern Mediterranean Sea) [PDF]

, 2011
A living specimen of a solemyid bivalve was collected at bathyal depths near a pockmark in the Nile Deep-sea Fan (eastern Mediterranean) and is here presented.
Clara F. Rodrigues, Folmer, Fujiwara, Hoeh, Reid, Sylvie M. Gaudron, Sébastien Duperron, Taviani   +7 more
core   +2 more sources

Experimental Study of Deep Submersible Structure Defect Monitoring Based on Flexible Interdigital Transducer Surface Acoustic Wave Technology

Sensors, 2023
In view of the shortage of structural defect monitoring methods for deep submersibles, numerical simulation and experimental research on underwater SAW propagation based on interdigital transducers are carried out in this paper.
Zhongjun Ding, Zhiliang Feng, Hongyu Li, Dejian Meng, Yi Zhang, Dewei Li   +5 more
doaj   +1 more source

Deep-Sea Underwater Cooperative Operation of Manned/Unmanned Submersible and Surface Vehicles for Different Application Scenarios

Journal of Marine Science and Engineering, 2022
In this paper, we propose three cooperative operational modes of manned and unmanned submersibles for a range of different deep-sea application scenarios.
Lei Yang, Shengya Zhao, Xiangxin Wang, Peng Shen, Tongwei Zhang   +4 more
doaj   +1 more source

An Improved Quantum-Behaved Particle Swarm Optimization Algorithm Combined with Reinforcement Learning for AUV Path Planning

Journal of Robotics, 2023
In order to solve the problem of fast path planning and effective obstacle avoidance for autonomous underwater vehicles (AUVs) in two-dimensional underwater environment, a path planning algorithm based on deep Q-network and Quantum particle swarm ...
HanBin Zhang, XianPeng Shi
doaj   +1 more source

Ventilation of the North Atlantic Ocean during the Last Glacial Maximum: A comparison between simulated and observed radiocarbon ages [PDF]

, 2003
The distribution of radiocarbon during simulations of the Last Glacial Maximum with a coupled ocean-atmosphere-sea ice model is compared with sediment core measurements from the equatorial Atlantic Ceara Rise, Blake Ridge, Caribbean Sea, and South China ...
Adkins, J. F., Meissner, K. J., Schmittner, A., Weaver, A. J.   +3 more
core   +1 more source

Deep- Sea Bacteria And Their Biotechnological Potentials [PDF]

, 2004
Deep-sea environment characterized by its low temperature, high hydrostatic pressure, limited nutrient contents, and constant darkness has been a hostile environment for most marine microorganisms.
Karna Radjasa, Ocky
core   +2 more sources