Results 61 to 70 of about 197,560 (308)

The enhancement of filament winding in marine launching rubber gasbag

open access: yesScience and Engineering of Composite Materials, 2019
The traditional craft of marine launching rubber gasbag that made by hand laying cord fabric has the disadvantages of irregular reinforcing direction and discontinuity of cord, which leads to the limitation of bearing capacity of gasbag and poor ...
Xu Jiazhong   +4 more
doaj   +1 more source

Definition and Validation of Fast Design Procedures for Seismic Isolation Systems

open access: yesVibration, 2022
The research on traditional and innovative seismic isolation techniques has grown significantly in recent years, thanks to both experimental and numerical campaigns.
Marco Furinghetti
doaj   +1 more source

Compressive Strength of Concrete Cylinders by Different Preparation Methods: Sulphur, Neoprene Pads and Grinding [PDF]

open access: yes, 2018
The purpose of this evaluation is to compare the effects of four types of cylinder preparation methods prior to compressive strength testing in accordance to ASTM C ...
Halsey, Lieska, Heyen, Wally
core   +1 more source

Real‐Time 3D Ultrasound Imaging with an Ultra‐Sparse, Low Power Architecture

open access: yesAdvanced Healthcare Materials, EarlyView.
This article presents a novel, ultra‐sparse ultrasound architecture that paves the way for wearable real‐time 3D imaging. By integrating a unique convolutional array with chirped data acquisition, the system achieves high‐resolution volumetric scans at a fraction of the power and hardware complexity.
Colin Marcus   +9 more
wiley   +1 more source

Experimental Study on Friction Sliding Performance of Rubber Bearings in Bridges

open access: yesAdvances in Materials Science and Engineering, 2017
To fully ascertain the ultimate shear failure state and the friction sliding performance of laminated rubber bearings in bridges, a series of cyclic loading tests were conducted.
Yue Li, Qiqi Wu
doaj   +1 more source

The effect of tyres and a rubber track at high axle loads on soil compaction-Part 2: Multi-axle machine studies

open access: yes, 2008
This paper reports on a study of the effect of the passage of multi-axle harvesting machines on the soil physical properties. In particular, it investigates the effect of the rear tyre of a combine harvester on the amount of soil compaction subsequent to
Ansorge, Dirk, Godwin, R. J.
core   +1 more source

Tunable Bioresorbable Scaffolds With Marine Sulfated Polysaccharides for Small‐Caliber Vascular Grafts: A Multi‐Layered Strategy Combining Electrospinning and 4‐Axis Printing

open access: yesAdvanced Healthcare Materials, EarlyView.
A multilayered small‐caliber vascular scaffold combining electrospinning and 4‐axis printing is developed and biofunctionalized with marine sulfated polysaccharides from Holothuria tubulosa. The resulting construct exhibits enhanced hemocompatibility, tunable mechanical properties, and supports endothelial and smooth muscle cell adhesion and ...
Gabriele Obino   +9 more
wiley   +1 more source

Illinois Technograph v. 057, iss. 3 Dec. 1942 [PDF]

open access: yes, 1942
published or submitted for ...

core  

Molecular Design of Highly Efficient Heavy‐Atom‐Free Near‐Infrared Cyanine Photosensitizers for Fluorescence Image‐Guided Photodynamic Therapy of Solid Tumors

open access: yesAdvanced Healthcare Materials, EarlyView.
Highly efficient heavy‐atom‐free NIR photosensitizers based on a heptamethine cyanine platform were developed for image‐guided photodynamic therapy. Both in vitro and in vivo results revealed that the R820‐3 photosensitizer with a highly twisted molecular structure exhibited potential for NIR fluorescence image‐guided photodynamic cancer therapy ...
Van‐Nghia Nguyen   +9 more
wiley   +1 more source

Water Permeates and Plasticizes Amorphous Carbon Dots: Unraveling the Inner Accessibility of the Nanoparticles by Glass Transition Studies

open access: yesAdvanced Materials, EarlyView.
The water permeability of amorphous carbon dots (CDs) is demonstrated by investigating their plasticization. Novel polyamide‐based and amorphous nanoparticles are synthesized by controlling their inner packing density. Water plasticization is evidenced by the decrease of the CDs glass transition temperature with increasing the hydration degree.
Elisa Sturabotti   +8 more
wiley   +1 more source

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