نتایج جستجو برای: wedges

تعداد نتایج: 1432  

Journal: :Chemical communications 2006
Anouk Dirksen E W Meijer Wencke Adriaens Tilman M Hackeng

A strategy for the synthesis of multivalent peptide-based nonsymmetric dendrimers by native chemical ligation using poly(lysine) dendritic wedges as scaffolds is presented.

2009
Amir Borji Fatemeh Fani Sani

Behavior of antennas in the vicinity of conducting bodies such as circular cylinders and wedges has received considerable attention in the past [1]-[5]. These canonical structures can be used to model a wide range of scatterers or mounting platforms for antennas in practice. Usually the supporting structure is of finite extent for which the exact solution does not exist, however, the analytic s...

2004
V. PILIZOTA

Development of a browning inhibitor for fresh-cut apples that would not support human pathogen survival was investigated. Granny Smith and Fuji wedges were treated with acidic or neutral browning inhibitors with and without addition of sodium hexametaphosphate. Wedges in modified atmosphere packaging pouches were observed for browning during storage at 4 °C and 10 °C. A pH 2.9 dip containing as...

2011
R. S. Edwards B. Dutton

The behaviour of sound waves interacting with wedges has attracted interest from researchers in geophysics and non-destructive testing. We consider here the nearfield behaviour of Rayleigh waves incident on wedges and surface-breaking defects which propagate at an angle to the surface, such as rolling contact fatigue on rails. It has been shown that, for a detection point on the edge of the cra...

Journal: :Physical review letters 2010
Carl M Bender S P Klevansky

An elementary field-theoretic mechanism is proposed that allows one Lagrangian to describe a family of particles having different masses but otherwise similar physical properties. The mechanism relies on the observation that the Dyson-Schwinger equations derived from a Lagrangian can have many different but equally valid solutions. Nonunique solutions to the Dyson-Schwinger equations arise when...

2007
W. C. Sue J. Y. Liou J. C. Sung

The order of the stress singularity of a magnetoelectroelastic bonded antiplane wedge is analyzed by complex potential function and eigenfunction expansion method. Contrary to the familiar problem of elastic anisotropic bonded wedges which always produce real values for the order of singularity, the results of the magnetoelectroelastic bonded wedges may be real or complex. Numerical results are...

Journal: :The International Conference on Chemical and Environmental Engineering 2018

2013
Y. A. Semenov G. X. Wu

1. INTRODUCTION Splashing following the collisions of liquids or granular materials is often observed in a variety of natural and engineering problems, such as plunging or breaking water waves, liquid droplets impacting on a free surface or a thin film of the same liquid, etc. Splashing leads to fluid fragmentation and the generation of drops and spray as well as fluid aeration. These phenomena...

2010
Laurence Ales Nicolas Petrosky-Nadeau

Business Cycle Accounting (BCA) is a helpful litmus test for quantitive macroeconomic models. Indeed, deviations from the data and a neo-classical growth model can be summarized as distortion of the efficiency of production or to optimality conditions such as leisure-consumption choices and investment Euler equations. These empirical ”wedges” are then a simple diagnostic test for the empirical ...

Journal: :Optics express 2008
Alexandra Boltasseva Valentyn S Volkov Rasmus B Nielsen Esteban Moreno Sergio G Rodrigo Sergey I Bozhevolnyi

We report on subwavelength plasmon-polariton guiding by triangular metal wedges at telecom wavelengths. A high-quality fabrication procedure for making gold wedge waveguides, which is also mass-production compatible offering large-scale parallel fabrication of plasmonic components, is developed. Using scanning near-field optical imaging at the wavelengths in the range of 1.43-1.52 microm, we de...

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