Results 91 to 100 of about 27,733 (299)

Three-Dimensional Numerical Simulation of Blood Flow in Two Coronary Stents. [PDF]

open access: yes, 2011
The aim of the present study is to carry out Computational Fluid Dynamics simulations in a realistic three dimensional geometry of two stent under physiological conditions. The two stent, similar to real coronary ones, are both made of 12 rings but are
Boghi, A, Gori, F
core   +2 more sources

Bio‐Orthogonally Crosslinked Supramolecular Polymer Bottlebrush Hydrogels for Long‐Term 3D Cell Culture

open access: yesAdvanced Functional Materials, EarlyView.
Fibrous benzenetrispeptide (BTP) hydrogels, fabricated via strain‐promoted azide‐alkyne cycloaddition (SPAAC) crosslinking, form robust, bioinert networks. These hydrogels can support 3D cell culture, where cell viability and colony growth depend on the fiber content.
Ceren C. Pihlamagi   +5 more
wiley   +1 more source

Space Shuttle separation mechanisms [PDF]

open access: yes, 1978
The development of space shuttle separation devices is reviewed to illustrate the mechanisms involved in separating the orbiter from the Boeing 747 carrier aircraft and from the externally mounted propellant tank.
Rogers, W. F.
core   +2 more sources

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

Studies of Reinforced Concrete Beams and Slabs Reinforced with Steel Plates [PDF]

open access: yes, 1957
United States Air ForceContract AF 33(600 ...
Casillas Garcia De Leon, Juan   +2 more
core  

Towards the “ultimate earthquake-proof” building: Development of an integrated low-damage system [PDF]

open access: yes, 2015
The 2010–2011 Canterbury earthquake sequence has highlighted the severe mismatch between societal expectations over the reality of seismic performance of modern buildings.
A Baird   +34 more
core   +1 more source

Meta‐Rod Mechanical Metamaterials With Programmable Reconfiguration

open access: yesAdvanced Functional Materials, EarlyView.
Existing mechanical metamaterials achieve programmable large deformations in planar square or cubic configurations, restricted by required complex boundary conditions. This research proposes a 1D metamaterial, Meta‐rod, with linear, bending, twisting, area, and volume deformation modes.
Atharva Pande, Lyes Kadem, Hang Xu
wiley   +1 more source

The conception, birth, and growth of a missile umbilical system [PDF]

open access: yes, 1977
The design development was traced for the sprint 2 and improved sprint 2 missile system (ISMS) umbilical system. The unique system requirements, umbilical designs considered to meet the requirements, and the problems encountered and solutions derived ...
Nordman, G. W.
core   +2 more sources

From Food to Power: Hydrogel Thermoelectrics for Ingestible Electronics

open access: yesAdvanced Functional Materials, EarlyView.
We introduce a fully edible thermoelectric–electrochromic platform that harvests heat from food and converts it into a visible color change. N‐type and p‐type hydrogel thermoelectric generators connected in series power anthocyanin‐based electrochromic displays, demonstrating the feasibility of safe, biodegradable, ingestible systems for on‐food ...
Antonia Georgopoulou   +3 more
wiley   +1 more source

PERENCANAAN GEDUNG PERKANTORAN/PERKULIAHAN UNIVERSITAS MUHAMMADIYAH MALANG DENGAN BALOK-LANTAI KOMPOSIT DAN KOLOM BAJA BERONGGA MENGACU "SPESIFICATION AISC-LRFD" [PDF]

open access: yes, 2006
Composite Construction. Many structural systems that can not be easily categorized according to the material used. Composite beam system as we often encounter.
HAMID, ABDUL
core  

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