Results 51 to 60 of about 76,085 (153)

Fexible curtain shields equipment from intense heat fluxes [PDF]

open access: yes, 1965
Flexible, high strength curtain made of fiber glass silicone elastomer laminate provides thermal shielding for ...

core   +1 more source

Evaluation of shear mounted elastomeric damper [PDF]

open access: yes, 1982
Viton-70 elastomeric shear mounted damper was built and tested on a T-55 power turbine spool in the rotor's high speed balancing rig. This application of a shear mounted elastomeric damper demonstrated for the first time, the feasibility of using ...
Walton, J., Zorzi, E.
core   +1 more source

Phases and Transitions in Phantom Nematic Elastomer Membranes [PDF]

open access: yes, 2004
Motivated by recently discovered unusual properties of bulk nematic elastomers, we study a phase diagram of liquid-crystalline polymerized phantom membranes, focusing on in-plane nematic order.
D. R. Nelson   +5 more
core   +1 more source

Critical Field Strength in an Electroclinic Liquid Crystal Elastomer

open access: yes, 2010
We elucidate the polymer dynamics of a liquid crystal elastomer based on the time-dependent response of the pendent liquid crystal mesogens. The molecular tilt and switching time of mesogens are analyzed as a function of temperature and cross-linking ...
Amit V. Kapur   +7 more
core   +1 more source

Improvement of curving performance of railway vehicle by axle box suspension with variable longitudinal stiffness

open access: yesNihon Kikai Gakkai ronbunshu, 2018
In order to improve the running performance of a railway vehicle, the authors developed the axle box suspension with the magnetic elastomer. The magnetic elastomer is composed of magnetic particles and the elastomer such as synthetic rubber.
Yasuhiro UMEHARA   +5 more
doaj   +1 more source

The effect of elastomer chain length on properties of silicone-modified polyimide adhesives [PDF]

open access: yes
A series of polyimides containing silicone elastomers was synthesized in order to study the effects of the elastomer chain length on polymer properties. The elastomer with repeat units varying from n=10 to 105 was chemically reacted into the backbone of ...
Ezzell, S.   +2 more
core   +1 more source

Fluctuating Nematic Elastomer Membranes: a New Universality Class

open access: yes, 2003
We study the flat phase of nematic elastomer membranes with rotational symmetry spontaneously broken by in-plane nematic order. Such state is characterized by a vanishing elastic modulus for simple shear and soft transverse phonons. At harmonic level, in-
A.M. Polyakov   +39 more
core   +1 more source

“Re-Think” Sulfur Curing

open access: yesMolecules
Since Charles Goodyear discovered the method of sulfur curing Natural Rubber in 1839, many studies have been carried out to understand its mechanism. Currently, the broadly accepted mechanism includes an activated accelerator complex formed by Zinc oxide,
Anke Blume   +3 more
doaj   +1 more source

Effect of concrete slats, three mat types and out-wintering pads on performance and welfare of finishing beef steers

open access: yesActa Veterinaria Scandinavica, 2017
Background The objective was to investigate the effect of placing mats on concrete slatted floors on performance, behaviour, hoof condition, dirt scores, physiological and immunological variables of beef steers, and to compare responses with animals on ...
Bernadette Earley   +3 more
doaj   +1 more source

New insights into resins behavior: Influence of resin softening point on in-rubber properties of carbon black-filled SBR compounds

open access: yesPolymer Testing
Recent EU regulations have increased the demand for tire materials with improved performance and sustainability. In response, new hydrocarbon resins have been developed to optimize the balance between wet grip, rolling resistance, and wear resistance in ...
Pilar Bernal-Ortega   +6 more
doaj   +1 more source

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