نتایج جستجو برای: elastomeric chain

تعداد نتایج: 297835  

Journal: :Optics express 2009
Selim Olcum Askin Kocabas Gulay Ertas Abdullah Atalar Atilla Aydinli

In this study, we demonstrate that periods of metallic gratings on elastomeric substrates can be tuned with external strain and hence are found to control the resonance condition of surface plasmon polaritons. We have excited the plasmon resonance on the elastomeric grating coated with gold and silver. The grating period is increased up to 25% by applying an external mechanical strain. The tuna...

Journal: :Journal of dental research, dental clinics, dental prospects 2015
Amir Mohammadi Farhang Mahmoodi

Background and aims. The purpose of this study was to evaluate initial force and force decay of commercially available elastomeric ligatures and elastomeric separators in active tieback state in a simulated oral environment. Materials and methods. A total of 288 elastomeric ligatures and elastomeric separators from three manufacturers (Dentaurum, RMO, 3M Unitek) were stretched to 100% and 150% ...

Journal: :Organic & biomolecular chemistry 2007
Hongbin Li

Elastomeric proteins underlie the elasticity of natural adhesives, cell adhesion and muscle proteins. They also serve as structural materials with superb mechanical properties. Single molecule force spectroscopy has made it possible to directly probe the mechanical properties of elastomeric proteins at the single molecule level and revealed insights into the molecular design principles of elast...

Journal: :journal of dentistry, tehran university of medical sciences 0
ah mirhashemi assistant professor, department of orthodontics, faculty of dentistry, tehran university of medical sciences, tehran, iran. a saffarshahroudi a sodagar m atai

an ideal orthodontic force system should exert continuous light force. thus, many efforts have been made to improve the memory characteristics of elastomeric chains. the aim of this study was to compare elastomeric chains (ecs) claimed by their manufacturers to offer high memory with traditional ones according to their force-extension diagrams.in this in-vitro study, ecs were divided into six g...

2016
Vanessa Dias da Silva Eduardo Martinelli S de Lima Caroline Dias Leandro Berni Osório

PROPOSITION The purpose of this study was to evaluate in vitro the color changes of esthetic orthodontic elastomeric ligatures of different shades when exposed to four food colorings commonly found in the diet of patients. MATERIALS AND METHODS The sample consisted of esthetic orthodontic elastomeric ligatures in the colors pearl, pearl blue, pearl white and colorless, which were immersed for...

2016
Manvi Singh

Background and Objectives: Cold water disinfection can damage the elastomeric material, cross contamination in handling elastomeric ligatures is a serious concern in the orthodontic office. In addition, elastomeric strips with enough ligatures for both arches of a single patient are produced by most manufacturers. Thus, cross -contamination can occur in remaining ligatures if an entire strip is...

2015
Haoran Fu Sheng Xu Renxiao Xu Jianqun Jiang Yihui Zhang John A. Rogers Yonggang Huang

Articles you may be interested in Elastomeric substrates with embedded stiff platforms for stretchable electronics Appl. A stretchable temperature sensor based on elastically buckled thin film devices on elastomeric substrates Appl.

Journal: :Small 2010
Liang Guo Stephen P DeWeerth

More recently, there has been a growing trend toward making electronics fl exible and even stretchable, [ 1–7 ] e.g., in the applications of neural interfaces where mechanical compliance is critical. [ 8–12 ] Many challenges hinder the implementation of electronics on an elastomeric substrate with integration density and functionality comparable to that achievable on a silicon substrate. One ma...

2006
A. Kocabas A. Aydinli

We report on a new method to excite surface plasmon polaritons on a thin metal slab surface using an elastomeric grating which is fabricated by replica molding technique. The grating is placed on the metal surface which creates a periodic perturbation on the surface matching the momentum of the incident light to that of the surface plasmon. The conformal contact between the metal surface and th...

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