Results 91 to 100 of about 403,791 (331)

A dataset describing chip parameters for rock breaking by chisel pick under deep-sea hydrostatic pressure

open access: yesScientific Data
Chip is a visual representation of rock breaking by cutter, and their related parameters are crucial for revealing the rock breaking mechanism in deep-sea mining.
Zenghui Liu   +5 more
doaj   +1 more source

Experimental device for simulating reverberation environment in deep sea mining

open access: yes工程科学学报, 2017
To solve the difficult problem of ultrasonic signal acquisition with respect to real-time tiny terrain detection in the deep-sea mining environment, an experimental ultrasonic detection system was designed and built that can simulate the real deep-sea ...
HAO Qi   +3 more
doaj   +1 more source

Lattice-Boltzmann-Method-Based Numerical Simulation for Heavy Metal Migration Process during Deep-Sea Mining

open access: yesSymmetry
During deep-sea mining, heavy metal pollutants can cause contamination in the marine environment. In this paper, the multiphasic coupling model is established to describe the heavy metal migration process during deep-sea mining, which takes the effects ...
Lei Yin   +6 more
semanticscholar   +1 more source

SUPER: Upcycling Genetic Parts for Precise Gene Expression Control, Leakage Minimization, and Genetic Circuit Stability

open access: yesAdvanced Science, EarlyView.
To precisely modulate natural and synthetic regulatory parts, SUPER is introduced as a sophisticated and tunable controller of genetic devices without requiring sequence modification on the target. SUPER enhances dynamic range of RNA‐, chemical‐, temperature‐, and protein‐responsive biosensors up to 1011%, and converts biosensors to cover an expanded ...
Taeyang Heo   +3 more
wiley   +1 more source

Optimal control of the heave motion of marine cable subsea-unit systems [PDF]

open access: yes, 1995
One of the key problems associated with subsea operations involving tethered subsea units is the motions of support vessels on the ocean surface which can be transmitted to the subsea unit through the cable and increase the tension.
Huang, S., Vassalos, D.
core  

Characterization and evolution of the sediments of a Mediterranean coastal lagoon located next to a former mining area [PDF]

open access: yes, 2015
Coastal lagoons are ecosystems that are relatively enclosed water bodies under the influence of both the terrestrial and themarine environment, being vulnerable to human impacts.
García Fernández, Gregorio   +1 more
core   +2 more sources

Ufmylation‐Deficient DDRGK1 Ameliorates Obesity by Inhibiting FASN‐Mediated Adipocyte Lipogenesis

open access: yesAdvanced Science, EarlyView.
DDRGK1 regulates de novo lipogenesis via stabilization of fatty acid synthase (FASN). DDRGK1‐mediated UFMylation of FASN prevents its ubiquitin–proteasomal degradation. Reduced DDRGK1 expression or mutation at the key UFMylation site enhances FASN degradation and suppresses fatty acid synthesis (FAS), resulting in smaller adipocytes and improved ...
Yin Li   +16 more
wiley   +1 more source

Targeting Microglial CD49a Inhibits Neuroinflammation and Demonstrates Therapeutic Potential for Parkinson's Disease

open access: yesAdvanced Science, EarlyView.
This study shows that integrin receptor CD49a (Itga1 gene) is significantly upregulated in hyperactivated microglia and microglia‐specific knockdown of Itga1 rescues neuroinflammation and neurodegeneration in a chronic Parkinson's disease (PD) model by targeting PGAM5‐mediated mitochondrial dysfunction and NLRP3 activation. Targeted inhibition of CD49a
Huanpeng Lu   +6 more
wiley   +1 more source

Stepping into a Critical Crossroads? Analysis of the Current Status and Obstacles of the Introduction of the Deep-Sea Mining Draft Exploitation Regulations, and China's Response

open access: yesHaiyang Kaifa yu guanli
Because of the rapid development of deep-sea science and technology, the international community is entering the stage of promoting deep-sea mining in an all-round way.
LI Jiaxing
doaj  

Natural variability of geochemical conditions, biogeochemical processes and element fluxes in sediments of the CCZ [PDF]

open access: yes, 2017
During RV SONNE cruise SO239 in March/April 2015 five sites in the area of the Clarion-Clipperton Fracture Zone (CCZ) in the eastern equatorial Pacific were visited as part of the JPI Oceans pilot action Ecological Aspects of Deep-Sea Mining“.
Geibert, Walter   +6 more
core  

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