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El-Sonbaty in 2004, investigated the influence of cutting speed, feed, drill size and fiber volume fraction on the thrust force, torque and surface roughness in drilling processes of fiber reinforced composite materials [4].
[4] El-Sonbaty, I., U.A.
[6] ZHAO Fu-ling, et. al. , Study on the Evaluation Method and Evaluation Parameters of Cutting Surface Roughness of Carbon/Carbon Composite.

The idea was launched as early as in 1992 in Spanish (“el material es él y su circunstancia”), cf. [5] and in 2000 in English [7].
In addition, a new (non-conventional) microscrostructural unit, the pearlitic pseudocolony was identified, denoted and described by Toribio et al. [16].

El-hady and M.M.
El-Hanmshary and S.
Al- Sigeny: J.

Al-Degs, M.
El-Barghouthi, A.
El-Sheikh and G.

Experiment procedure The alloy used in the present study was a commercial AZ31 (3%Al-0.9%Zn-0.5%Mn-bal Mg, wt. %) alloy.
Table. 1 Mechanical properties of conventional rolling and differential speed rolling at temperature variation (30% reduction per pass) Conventional Rolling Differential Speed Rolling Rolling Temperature (�) Angle ( o ) UTSa (MPa) YSb (MPa) EL c (%) UTSa (MPa) YSb (MPa) EL c (%) 0 289 238 9.84 292 219 17.59 45 307 262 18.3 305 250 16.81 150 90 324 282 15.4 299 268 21.2 0 265 190 18.5 266 177 30.1 45 268 200 28.1 266 185 29.9 200 90 279 216 27.6 271 196 28.4 0 261 184 25.2 272 182 27.9 45 264 197 30.1 261 179 27.2 350 90 264 202 24.3 262 188 27 a Ultimate Tensile Strength, b Yield Strength, c Elongation Tensile properties of the AZ31 alloys at room temperature after CR and DSR are summarized in Table 1.

Stuart et al. [1] The incident light illuminated on the layer assembled closely by nanoparticles and was coupled to the SOI photodetector, it was found that the photocurrent increased nearly 20 times.
El-Sayed, Spectral properties and relaxation dynamics of surface Plasmon electronic oscillations in gold and silver nanodots and nanorods, J.
El-Sayed, Surface-enhanced Raman scattering of molecules adsorbed on gold nanorods: off-surface Plasmon resonance condition, Chem.

For example, Zhang et al. [3] successfully prepared single-walled carbon nanotubes (SWNT) based sensor and reported the adsorption properties of SF6 decomposition products adsorbed on SWNT sensor from the first principles calculation.
El.
El.

Results and Discussion The optimizations and calculations are carried out using the Parrot modules in the Thermo-calc software package program developed by Sundman et al. [23].
[9] Abd-El-Moneim, Abou-El-Azm, and H.

The site wave and El Centro wave are input from the model bottom, acceleration time history detection is conducted toward the differnet point of horizontal distance on ground surface.
References [1] Fishman K L, Mander J B, Richards R, et al:Laboratory study of seismic free-field response of sand[J] Soil Dynamics and Earthquake Engineering, 1995, 14: 33-43
[3] Iwatate T, Kobayashi Y, et al.

Wang, et al.
El-Moneim and O.
Li, et al.
Weis, et al.
El-Aziz, A.