نتایج جستجو برای: new recod

تعداد نتایج: 1850256  

Journal: :World Wide Web Journal 1997
Thomas P. Novak Donna L. Hoffman

Journal: :Physical review letters 2012
M Bellec P Panagiotopoulos D G Papazoglou N K Efremidis A Couairon S Tzortzakis

We demonstrate, for the first time, that photonic lattices support a new type of laser filaments, called lattice filaments (LF). The LF attributes (length, width, and intensity) can be tailored by both varying the photonic lattice properties and also dynamically through the interaction between filaments. This opens the way for extensive all-optical control of the nonlinear propagation of intens...

Journal: :Optics letters 2010
M L Nesterov D Martin-Cano A I Fernandez-Dominguez E Moreno L Martin-Moreno F J Garcia-Vidal

We demonstrate that the introduction of a subwavelength periodic modulation into a metallic structure strongly modifies the guiding characteristics of the surface plasmon modes supported by the system. Moreover, it is also shown how a new type, to our knowledge, of a tightly confined surface plasmon polariton mode can be created by just milling a periodic corrugation into a metallic ridge place...

Journal: :Physical review. E, Statistical, nonlinear, and soft matter physics 2005
Vladimir K Vanag Irving R Epstein

A new type of out-of-phase oscillatory Turing pattern is found in simulations of a simple two-variable model of a bistable reaction-diffusion system consisting of an autocatalytic activator reacting with a substrate that is replenished by a flow. This class of models can describe pH oscillators or enzymatic reactions. No Hopf instability is necessary for this type of oscillatory Turing pattern.

Journal: :Information Economics and Policy 2002
Jukka Jalava Matti Pohjola

Firstly, by surveying recent research, this paper confirms that both the production and use of ICT have been the factors behind the improved economic performance of the United States in the 1990s. However, the evidence for the New Economy is much weaker outside the United States. Secondly, the paper applies growth accounting to estimate the impacts in Finland. It is shown that the contribution ...

2015
Mumtaz Ali Florentin Smarandache Muhammad Shabir Munazza Naz

In this paper we define neutrosophic bi-LAsemigroup and neutrosophic N-LA-semigroup. Infact this paper is an extension of our previous paper neutrosophic left almost semigroup shortly neutrosophic LAsemigroup. We also extend the neutrosophic ideal to neutrosophic biideal and neutrosophic N-ideal. We also find some new type of neutrosophic ideal which is related to the strong or pure part of neu...

Journal: :Physical review letters 2000
P M Ho Y T Yeh

We show that, when the field strength H of the NS-NS B field does not vanish, the coordinates x and momenta p of open string end points satisfy a set of mixed commutation relations among themselves. Identifying x and p with the coordinates and derivatives of the D-brane world volume, we find a new type of noncommutative space which is very different from those associated with a constant B field...

2014
Mark Patterson Randy Schekman Fiona M Watt Detlef Weigel

eLife has introduced a new type of article-the Research Advance-that allows the authors of an eLife paper to publish results that build on their original research paper.

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