… (b)–(d) Normalized 2D-FT magnitude j ^Wðκ;ωÞj associated with the wave field wðx; tÞ
shows narrow-band frequency reflection of the reflected waves in the κ < 0 half plane at fm=2, …

We study, experimentally and numerically, the increase of the stimulated Brillouin scattering
(SBS) threshold in dispersion-shifted fibers (DSFs) by applying three different tensile-strain …

In this work, we experimentally achieve 1-kHz-wide directional band gaps for elastic waves
spanning a frequency range from approximately 8 to 11 kHz. One-way propagation is …

The dynamic mechanical properties of epoxy composites filled with different amounts of
quartz powder were investigated. The storage modulus and loss tangent were measured at …

A study of the broadband near-infrared emission in Pr 3+ single doped and Pr 3+ /Yb 3+
codoped tellurite–tungstate glasses for optical amplification is presented. In the Pr 3+ single …

The trend towards a strong interdependence among networks has serious security implications.
Not only does the compromise of one network adversely affect resources needed by …

… Marconi outlines what a commitment to socially responsible business and marketing can
mean in terms of a company's image, reputation, market share, and profitability …

… m κ m x − n ω m t d x d t ρ ˆ m , n = 1 T m 1 λ m ∫ − λ m 2 λ m 2 ∫ − T m 2 T m 2 ρ x , t e j m
… j p κ m x − q ω m t e j κ x − ω t w x , t = ∑ p = − P P ∑ q = − Q Q Ŵ p , q e j p κ m x − q ω m t e j …

… Ψ J to an excited state Ψ ′ J ′ is given by:(2) f c a l = 8 π 2 m e c 3 h ν ( 2 J + 1 ) ( n 2 + 2 ) 2
9 n ∑ λ = 2 , 4 , 6 Ω λ < Ψ J | | U λ | | Ψ ′ J ′ > 2 … index of the medium, J is the total angular …

… According to J–O … ′J′), depends on the three J–O intensity parameters, Ω λ (λ = 2, 4 and
6) as(2) f cal = 8 π 2 mc ⋅ n 2 + 2 2 3 h 2 J + 1 λ ⋅ 9 n × ∑ λ = 2 , 4 , 6 Ω λ SL J U λ S ′ L ′ J …