Results 61 to 70 of about 12,796 (256)

Phase‐Dependent Oxygen Defect Energetics in Epitaxial NbN/AlN/NbN Films

open access: yesAdvanced Science, EarlyView.
Phase dependent oxygen defect energetics in epitaxial δ‐NbN/AlN/δ‐NbN and β‐Nb2N/AlN/β‐Nb2N trilayers. Atomic‐scale analysis and first‐principles calculations reveal distinct oxygen incorporation pathways across NbN polymorphs. Layer resolved defect formation energies show that O is energetically more favorable within δ‐NbN electrodes, whereas in β ...
Prachi Garg   +10 more
wiley   +1 more source

Developing Soft Interconnected Microchannel Network for 2D Skin‐Like Actuator

open access: yesAdvanced Science, EarlyView.
A soft interconnected network of microchannels is proposed to develop new pneumatic actuators for future bio‐inspired soft robots. Simultaneous stimulation of this network generates regional asymmetric strains in walls of microchannels whose interaction across the entire surface leads to bending curvatures in multidimensions.
John Noee   +4 more
wiley   +1 more source

Development of Φ406 mm x 45 mm X100QO Steel Large-Diameter Heavy-Walled Seamless Pipe Use for Support System of the  Jack-up Drilling Platform

open access: yesTeshugang, 2019
According to the service conditions and application requirements of the pipe for the support system of the jack-up drilling platform the chemical composition of X100QO steel heavy-walled pipe has been designed.
彭俊, 李倩, 江南崧
doaj  

Tau Aggregate Imaging and Transcriptomics of Alzheimer's Disease Brain at Different Stages of Disease

open access: yesAdvanced Science, EarlyView.
The protein aggregates and gene expression in the middle temporal gyrus (MTG) and somatosensory cortex (SOM) of the postmortem brains of 13 Alzheimer's disease patients were studied in detail, revealing that small hyperphosphorylated tau aggregates increase with Braak stage driven by microglial inflammation.
Elizabeth A. English   +9 more
wiley   +1 more source

Numerical Simulation and Theoretical Analysis of Wave Loads on Truss Legs for Offshore Energy Platforms

open access: yesEnergies
Jack-up offshore platforms, supported by truss legs, are integral to the development of marine energy resources, including oil, gas, and offshore wind.
Haoxun Yuan   +7 more
doaj   +1 more source

Carbohydrate‐Mediated Cellular Uptake of Boronic Acid Hybrids In Cellulo and Insulin‐Deficient Zebrafish: Live Imaging and Application of Multiphoton FLIM

open access: yesAdvanced Science, EarlyView.
Boronic acid‐based fluorescent hybrids have been used as part of a versatile platform for real‐time metabolic bioimaging across cellular and organismal scales. Including glucose‐responsive imaging in living cells and in an insulin‐deficient vertebrate model, this work opens new opportunities for the development of precision diagnostics, metabolic ...
Haobo Ge   +13 more
wiley   +1 more source

1,3‐Brook Rearrangement of α‐Silyl Allylic Alcohols: Copper‐Catalyzed Enantiospecific Formation of Allenes and Copper‐Mediated ipso‐Substitution Reactions Affording Trisubstituted Alkenes

open access: yesAngewandte Chemie, EarlyView.
A regioselective ruthenium catalyzed trans‐hydrosilylation of propargyl alcohols followed by a 1,3‐Brook rearrangement opens access to reactive organocopper intermediates, which evolve upon warming into allenes with strict chirality transfer to the emerging axis; alternatively, these reactive species can be trapped with a large variety of electrophiles
Jack L. Sutro   +3 more
wiley   +2 more sources

Bearing capacity of the bucket spudcan foundation for offshore jack-up drilling platforms

open access: yesPetroleum Exploration and Development, 2011
To compare the bearing capacities of the traditional spudcan and the bucket spudcan, the effects of different type spudcans on the rigidity of pile legs and the entire bearing capacity were analyzed in detail.
Puyang Zhang, Hongyan Ding
doaj   +1 more source

Beyond Probiotics: Postbiotics for Healthy Aquaculture

open access: yesAdvanced Science, EarlyView.
This critical review assesses limitations of probiotics and proposes postbiotics, preparations of inanimate microorganisms and their metabolites, as a more stable, controlled, and biosafe formulation. Postbiotics offer significant advantages during industrial aquafeed production and storage. However, their practical implementation is currently hindered
Michael Leonidas Chikindas   +12 more
wiley   +1 more source

OPTIMIZATION ANALYSIS ON GEAR AND RACK FOR JACKING-SYSTEM OF JACK-UP PLATFORM

open access: yesJixie qiangdu, 2015
The load bearing capacity of gear and rack system is a very important safety factor for the jack-up offshore platform,so there is an important engineering significant to improve and analyze gear and rack system to increase it.
LV Tao   +3 more
doaj  

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