Results 81 to 90 of about 611,170 (310)

Investigation of Acoustic Target Strength of a Cylindrical Shell Partially Covered with Anechoic Coating

open access: yes水下无人系统学报
The primary structural configuration of underwater equipment consists of cylindrical shells. To study the characteristics of the acoustic target strength(TS) of a cylindrical shell partially covered with anechoic coatings, an anechoic coating with an ...
Qi MA, Shifeng NI, Hao GENG, Haibin YANG
doaj   +1 more source

Fiber‐Format Flexible Linear Electrostatic Motors

open access: yesAdvanced Materials, EarlyView.
A flexible coaxial fibre‐format electrostatic motor enables backdrivable and reversible linear actuation with high force density and functionality under bending, offering a scalable actuation platform for soft and wearable robotics. ABSTRACT Linear motion is fundamental to robotics, yet existing solutions are either rigid electromagnetic motors or ...
Sylvain Schaller, Herbert Shea
wiley   +1 more source

Experiment and modeling of vibro-acoustic response of a stiffened submerged cylindrical shell with force and acoustic excitation

open access: yesResults in Physics, 2018
Taken a submerged ring-stiffened cylindrical shell as an experimental model, the experimental studies was investigated to study the effects of force and acoustic excitation on the vibro-acoustic response of the cylindrical shell.
Xianzhong Wang   +4 more
doaj   +1 more source

Seamless Mechanical Programming Through Hybrid Epoxy–Acrylate Printing for Soft–Rigid Robots

open access: yesAdvanced Materials, EarlyView.
Hybrid epoxy‐acrylate printing enables seamless fabrication of soft–rigid robotic systems with covalently integrated interfaces and functionally graded mechanics. Grayscale exposure expands the accessible material space, enabling spatially programmed actuation through patterned stiffness while revealing the mechanics and durability of continuously ...
David C. Bershadsky   +3 more
wiley   +1 more source

Shell road map of Queensland [cartographic material].

open access: yes, 1958
Road map of Queensland south from Cairns, with extension inset. Includes indexes, and, on verso, regional map with relief shown by hachures, and street maps.; Panel title: Shell road map Queensland.; "80M-11/58" -- Printers code.
Shell Company of Australia.
core  

Life‐Like Ferrous Oxide Microspheres from Kombucha

open access: yesAdvanced Materials Interfaces, EarlyView.
Kombucha bacterial cellulose, sodium alginate, and ferrous nitrate self‐assemble into membrane‐enclosed iron oxide microspheres. These microspheres bud daughter vesicles, sustain 24‐h electrochemical oscillations, and filter theta‐band signals.
Panagiotis Mougkogiannis   +2 more
wiley   +1 more source

Shell road map South Australia [cartographic material].

open access: yes, 1940
Map showing roads, highways with mileages, railways, places of interest and Shell service stations. Includes insets: Northern District and Broken Hill.; Panel title.; Also available in an electronic version via the internet at: http://nla.gov.au/nla.map ...
Shell Company of Australia.
core  

Investigation on dynamic response of liquid-filled cylindrical shell structures under the action of combined blast and fragments loading

open access: yesDefence Technology
This study designs four types of liquid-filled cylindrical shell structures to investigate their protection characteristics against explosive shock waves and high-speed fragments.
Zhujie Zhao   +6 more
doaj   +1 more source

Advanced Manufacturing of Composite‐Based Systems for Energy Applications

open access: yesAdvanced Materials Technologies, EarlyView.
Advanced manufacturing enables the integration of polymers, ceramics, metal oxides, and composites into architected microstructures with tailored transport pathways. By coupling material selection, manufacturing strategy, and structural design, multifunctional energy systems can simultaneously improve electrochemical performance, thermal management ...
Sri Vaishnavi Thummalapalli   +13 more
wiley   +1 more source

South Australia [cartographic material] : Shell road map.

open access: yes, 1947
Map showing roads, highways with mileages, railways, places of interest and Shell service stations.; Panel title.; Includes index.; Also available in an electronic version via the internet at: http://nla.gov.au/nla.map-vn2800471.
Shell Company of Australia.
core  

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