Random good picture Not show

31. Alexandrite laser is one of the superior tunable solid - lasers.

32. In experiment, we research the optical spectrum and analyze the influence of driven current noise on optical spectrum linewidth of tunable DBR laser.

33. Among the tunable filter technologies of optical fiber grating sensors, the peak method is an usual way, but it has poor precision and the result is unstable.

34. The tunable thulium doped fiber laser has features that: high power, large tuning range, convenient operation and large application range.

35. The rate equation of tunable pulse Ti:sapphire laser is given using the theoretical model of four-level system.

36. Researchers realised that a tunable laser beam might be useful in surgery.

37. An acoustooptic tunable filter (AOTF)-near infrared spectroscopy was established for on-line determination of concentration process of Astragalus mongholicus.

38. As the key apparatus in ASON(automatic switched optical networks), the tunable all optical wavelength conversion device plays a very important role.

39. We found a complete experiment condition during the process of manufacturing the F-P tunable filter. We find an efficient way to deal with datas.

40. It is proved from the theory and experiment that the liquid crystal tunable filter can be used to select some desired wavelength from a multiline laser.

41. This network shows scale-free property when the growing rater is not large, and its power-law exponent is tunable from 2 to 3 thr.

42. Backward wave oscillator(BWO) has been used in many mm-wave sources for its advantage of wide band, frequency tunable continuously, and high power output.

43. A fluorescent spectral system based on Acousto-Optic Tunable Filter (AOTF) technique for measuring pesticide concentration is proposed.

44. A novel portable NIR spectrum instrument based on acoustooptic tunable filter is presented. The instrument can be applied to detect the ingredient concentration of liquid food.

45. Applicability of guided mode resonant structures to tunable optical filtering and sensing is demonstrated using nematic liquid crystals.

46. Wavelength switching together with the switching of the dominating output port of the fiber laser is achieved by controlling the power of a tunable injection laser.

47. It has wide tunable range and can be conveniently and rapidly tuned by changing the acoustic frequency .

48. Conclusion Tunable pulsed overtone Nd : YAG 532 nm laser was efficency to skin vascular lesions.

49. The integrator time constant is tunable by varying a reference bias current.

50. The former is potentially a broadband tunable band rejection filter or temperature sensor with enhanced sensitivity.

51. Compared with conventional tunable acoustic-optic filters the present filter offers more narrow bandwidth and faster tuning speed.

52. An unmodulated stable laser system, which has been used as a tunable CO_2 laser sideband coherent source, is introduced.

53. Group delay and dispersion characters are analyzed according to the above filter. In addition, the dynamic tunable feature is discussed.

54. A tunable GaAlAs diode laser is used as a chirp signal source, the distance is detected by calculating the beat frequency.

55. Since only the phase modulation index or the microwave power is needed to be adjusted, the system is easy to be implemented with tunable comb spacing and adjustable comb number.

56. Optionally, a diversity tunable can be specified allowing for increased resource sharing policy control.

57. In other words,(sentencedict.com) the output ultra-short pulse train has a tunable duty cycle.

58. A simple standard frequency tunable method which can be used to measure frequency switching time under the rated frequency deviation is presented.

59. It shows that the active channel with sizeable optical gain and a substantial increase of the refractive index are promising for the realization of active waveguide tunable laser.

60. In this work, a new architecture for a ring resonator tunable optical filter is proposed.