1. PNP epitaxial silicon transistor. Low frequency power amplifier.

2. Silicon Epitaxial Planar Diode for Various Detector, Modulator, Demodulator.

3. And a brief description of the development of epitaxial The number of shape Combination.

4. It is shown that the epitaxial layers have flat interface of heterojunctions and good crystal quality.

5. Backwardness in high quality epitaxial wafer has limited greatly the development of Chinese LED industry.

6. Here, we mainly take layered growth model and epitaxial growth method to study material's ordered structure.

7. Silicon epitaxial planar transistor, for use in audio and general purpose.

8. Silicon epitaxial planar transistor. High power, high frequency, audio and general purpose.

9. The epitaxial thin film material is applied to the gate dielectric of the new generation integrated circuit field-effect tube.

10. Finally, several measurements for improving epitaxial growth technics are also put forward.

11. A two-step epitaxial growth technique from low pressure to atmospheric pressure has been presented.

12. The first epitaxial layer is disposed over the substrate and doped to have the first conductivity type as well.

13. Impurity doped during epitaxy will diffuse in the epitaxial layer and even into the substrate.

14. This superior reliability comes from advances in packaging techniques and epitaxial structure, together with the use of hard solder construction.

15. The surface smoothness of the single crystal substrate will be the most important factor, which influences the quality of the epitaxial film growth.

16. Therefore, it is a significant issue to evaluate the strain relaxation and lattice mismatch in these strained silicon - germanium hetero- epitaxial layers.

17. The temperature dependence of VBL group formation in stripe domain walls of epitaxial garnet bubble films was investigated by means of the method of single-pulse bias field.

18. Based on actual measurement results, the influence of process quality of semiconductor substrate wafers on epitaxial growth is described.

19. Bede RADS stands for rocking curve analysis of semiconductor and epitaxial crystal structure by dynamical simulation.

20. The collector layer is selectively disposed over at least a portion of the first epitaxial layer and doped to have a second conductivity type.

21. In this paper, the area contact model of depletion layer width under avalanche breakdown in Si epitaxial wafer by a three-probe method is analysed. The theory accords with experimental results.

22. A complication is that the films are strained and epitaxial, with hardly any defects.

23. The four - probe method is used on very thin samples such as epitaxial wafers and conductive coatings.

24. Three fabrication processes, including (i) wet etching, (ii) the selective epitaxial growth (SEG) on silicon wafers, and (iii) using silicon on insulator (SOI) wafers, were studied.

25. The results obtained may be useful in understanding the migration effect of silicon in the epitaxial growth.

26. The light collection region collects photo-generated charge carriers and is disposed within the second epitaxial layer.

27. Recent results with CBE show that CBE holds the potential as an important new epitaxial technique that goes beyond both MBE and MOCVD.

28. P-type field effect transistor includes a second N-type buried layer and the said P-type epitaxial layer formed in the P-type substrate.

29. Some YBCO grains with micron size were kept by controlling the peritectic reaction, which acted as seed crystals of epitaxial growth.

30. Further growth of continuous compound semiconductor thick films (15) or wafer is achieved by epitaxial lateral overgrowth using HVPE.

31. Silicon epitaxial planar switching diode. Reverse voltage 20 V. Forward current 100 mA.

32. Using the photovoltaic spectral response of epitaxial P-N junction, the paper suggests a method of determining the minority carrier diffusion length in N layer of N/P epitaxial silicon wafer.

33. There are three procedures in LED production, namely epitaxial wafer, tube core and encapsulation.

34. The second epitaxial layer is disposed over the collector layer and doped to have the first conductivity type.

35. By utilizing the method, the doping concentration of the epitaxial layer is regulated to increase the widening of the depletion region so as to further improve the photon absorption efficiency.

36. The experimental results prove that the fall time of IGBT increases when increasing the thickness of the epitaxial layer.

37. The epitaxial growth is not found between(Ti, Al)N coating and substrate.

38. The results show that(1) An epitaxial film can maintain dislocation-free if its surface maintain flat at atomic scale, even when it is tens times thicker than its critical thickness.

39. Variation methods of in - situ real time optical monitoring of thin film layer - by - layer epitaxial growth are presented.

40. Because epitaxial growth is not a balance process, kinetic feature is the most important factor which can control the structure's formulation during the epitaxial growth.

41. Silicon epitaxial planar switching diode. Reverse voltage 35 V. Average forward current 150 mA.

42. Nucleation and growth behavior of two dimensional islands in early stage of surfactant-mediated epitaxial growth have been studied by Kinetic Monte Carlo ( KMC ) simulation.

43. NPN silicon darlington power transistor. Complementary epitaxial base transistors in monolithic darlington circuit for audio output stages and general amplifier and switching applications.

44. Epitaxial growth steps and growth spirals were observed from epitaxial film appearance photograph.

45. And on the basis of device on-resistance study, we optimized the main factors of power VDMOS cellular on-resistance, such as poly width and the impurity concentration of epitaxial layer.

46. The doping profile of the epitaxial film has been measured by means of two-point probe spreading resistance technique.

47. Epitaxial deposition is then used to form an epitaxial layer on the epitaxy surface.

48. Epitaxial process and factors affecting property of the material were discussed.

49. Homogeneous , strained epitaxial SiGe films on silicon substrates were used.

50. The dislocation density of an epitaxial layer is reduced and is distributed homogeneously, and the usability of the thick-film is greatly improved.

51. It also explains the epitaxial growth determined by the capital and labor input as well as the internal growth, and estimates the effect of the allocation of resources.

52. Epitaxial growth of LBD and laser on single crystal silicon film quartz substrate or single crystal silicon film quartz substrate deposited buffer layer.

53. This paper reports the design and experiments of the low noise UHF electronic tuner consisting of a low noise dual-gate FET and a high merit silicon epitaxial varactor.

54. For the parameter of the epitaxial layer, putting forward a series of measures that let up or repress deposition and self-doping when the epilayer processing,[http:///epitaxial.html] improve the epilayer quality.

55. Experiments show that the epitaxial growth structure could be used in the preparation of APD devices.

56. In addition, the ALH 84001 magnetites exhibit epitaxial growth relationships with the host carbonate, and are therefore unlikely to have formed within the cells of bacteria (Bradley et al. 1998).

57. The C-V characteristic of the electronic timing varactor depends on the distribution of epitaxial impurity density.

58. A molecular dynamics simulation of the enhancement of adatom incidence of formation of misfit dislocations in epitaxial aluminum films has been carried out.

59. Single wafer silicon epitaxial CVD equipment has very good thickness a nd resistivity uniformity.