1. Avalanche photodiode APD bias circuit generated.

2. Objective: To determine the association between the human SLC6A4 gene promoter polymorphism and the Chinese people with antisocial personality disorder(APD).

3. A photon counting image model based on avalanche photodiode(APD)arrays response characters and Poisson point process of photons was developed.

4. The operating principles, structures and characteristics of avalanche photodiode(APD)and photomultiplier tuber(PMT)are presented.

5. In addition to prolongation of APD, aconitine increased I _ ( Na ) 、 I _ ( Ca - L ) and I _ ( K 1 ).

6. A method that charge sensitive preamplifier used in APD detection system of laser pulse was presented to enhance the range and precision of the detection system.

7. APD markers20 billy goat tissue DNA samples from Boar goats aged 5-6 month were amplified by 19selected primers and 156 markers were gotten, including 47 variable markers.

8. The edge pre-breakdown of planar-type avalanche photodiode(APD) is resulted from the intense electric field at the junction bend.

9. In the system, APD is used as photoelectric detector and intelligent temperature compensation method based on hardware and software is applied to compensate APD.

10. It is suggested that APD could directly suppress osteoclastic bone resorption and might be effective in osteoporosis.

11. A new method of real time APD (for example C30950E) noise compensation is presented.

12. This circuit can guarantee the normal work of APD in large variation of temperature, it is very suited to the photoelectric system for the high-frequency and continuous signal detection.

13. Automatic Gain Control ( AGC ) of APD is used to replace usual reducing light instrument.

14. Results: ISO prolonged APD, urged EAD, delayed DAD and triggered activity, and increased ICa - L and IKI.

15. APD provides solutions that encompass the entire business spectrum of an organization, from marketing to manufacturing.

16. The operation principle of a detecting circuit in which avalanche photo-diode(APD)is used as photoelectric conversion device and the every part of the circuit are presented.

17. Measuring the reverse bias current of an APD requires an instrument that can measure current over a wide range as well as output a voltage sweep.

18. The measurement results of the avalanche photodiode (APD) and the photomultiplier tube (PMT) are compared, the similar accuracy was obtained.

19. As a new photoelectrical detector, avalanche photodiode(APD) has been widely used in the detection system.

20. Experimental data showed that the APD were not the same on different portions of Purkinje fibers, being the longest on distal part (gate).

21. Siemens' MR-PET prototype is dedicated to the brain and the PET scanner uses a next-generation Avalanche Photodiode Detector (APD) technology.

22. APD technology renders the scanner imperious to magnetic fields while providing excellent PET results.

23. The gain of the APD can be controlled by the magnitude of the reverse bias voltage.

24. Conclusion: Zhigancao Decoction makes the ventricle muscle cell of rats' date action potentials(APD) and 50%,[/APD.html] 90% of duration of action potential(APD50 and APD90)decrease.

25. In order to emulate and evaluate the system performance, the signal-to-noise (SNR) and probability of detection (Pd) vs. the gain and threshold voltage of APD arrays were discussed in this paper.

26. Experiments were done to probe into the characteristics of APD. The relationships between avalanche voltage, dark current, photocurrent, NEP and temperature were educed separately.

27. In practice, other noise in the system can be reduced by introducing double optical harder- limiters also, such as:APD shot noise, APD dark current noise, background light and thermal noise.

28. Conclusion The process of Chinese effective words needs the participation of prefrontal cortex and cingulate gyrus, the function of which suffers disorder for the APD sufferers.

29. The effect of ICD was stronger than that of APD. Conclusion ICD directly suppresses osteoclastic bone resorption and may be effective in osteoporosis.

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

31. The thesis offers APD signal amplify circuit chart and controlling time - series logic circuit principle chart bearingvalue.