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31. Counterfeiting in general non - colors or refractive index of refraction of the same color.

32. Incorporating array of metallic wires into the host media, such as ferrimagnet YIG under an external magnetic bias field, is a novel method to synthesize negative refractive index (NRI) material.

33. The bigger the refractive index ratio of two primitive dielectrics of one-dimensional photonic crystals is, the narrower the transmission band is.

34. The compatibility of the blends was studied by viscometry, refractive index, and the thermal stability of them was also observed by TG.

35. Self-focusing and self-defocusing have their origin in the intensity dependence of the refractive index of the nonlinear medium.

36. Appropriate physical constants such as melting range, boiling range, refractive index, dissociation constants (pK values), and optical rotation.

37. The refractive index structure parameters of equidistance between sensors and dome in different directions are different.

38. Biological reactions are probed by detecting the change of refractive index.

39. The researchers placed a silicon nitride waveguide on a transparent nanoporous silicon oxide substrate that they specially developed to have a much lower refractive index than that of the waveguide.

40. Sodium tellurite glasses are considered as potential candidates for non-linear optical applications because of high refractive index values and wide infrared transmittance.

41. We have studied the influence of different annealing conditions on refractive index profiles of He and H ions implanted lithium niobate planar waveguides.

42. The third generation techniques such as light propagation control achieved by refractive index distribution in core and clad are promising.

43. Meanwhile, due to the utilization of information on refractive index distribution, geometrical distortions usually observed in conventional OCT images are avoided in the PICT image.

44. The measurement of refractive index inhomogeneity of optical glass with laser hol lography was presented.

45. The multimode waveguide area is one multimode interference area provided with two refractive index variable regions.

46. Based on the corneal data, the effects of equivalent refractive index and error in radius of curvature on the corneal vergence measurement after refractive surgery are studied theoretically.

47. In this paper, it is indicated than the refractive index of extraordinary rayin the Nicol prism often means ractive index. Also the method calculated thisractive index has been given.

48. In this article, the influences of the mode field diameter, the cutoff wavelength and the relative refractive index difference on the OTDR curve are also verified.

49. Random fluctuation of turbulence brings random fluctuation of refractive index and makes atmosphere become a random fluctuation medium, which destroys the coherence of light-wave.

50. We considered intensity distribution of light focused by a high numerical aperture lens without spherical aberration through a planar interface between materials of mismatch refractive index.

51. The lyotropic liquid crystalline behavior of a natural macromolecule-chitosan was studied using polarized microscopy, average refractive index method and FTIR.

52. The bistability results from the refractive index change due to light injection.

53. The sensing principle is optical fiber bend waveguide can be modified in response to an external refractive index.

54. Based on the compressive sampling theory, a new tomography algorithm of grating-based differential imaging is proposed to exactly reconstruct the refractive index of object from limited projections.

55. These devices can not only accomplish polarized light interference experiment, but also measure the refractivity or refractive index profile of crystal.

56. The refractive index distribution function of long period fiber grating (LPG), which is ultraviolet written by amplitude mask, is a rectangular wave in the core region.

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57. It is revealed that the effective refractive index and the DC coupling coefficient, as well as the AC coupling coefficient of odd order modes, will be decreased with the increase in wavelengths.

58. The shift error in ERS SAR image is calculated using the measurements of refractive index profile in Beijing area and moderate electron concentration in China.

59. In the paper, the method of test about OE-PCB was reviewed. Including mainly Refractive Index, Optical Propagation Loss, Surface Roughness, Eye Pattern, Bite Error Rate Test and Environment Impact.

60. The idocrase jade can be easily identified from jadeite jade and hydrogrossular by its higher refractive index, texture and 465 nm absorption spectrum.