各节课的知识点

1、绪论1 Disadvantage of electronic device. 2 Demand functions of the information age.Information generation (optical source and modulator)Information transferInformation enhancement/amplificationInformation manipulationInformation reception/detectionInformation display3 Requirements of a useful device (

2、according to importance) High gain High speed Tunability Low power consumptions High power output High temperature region 4 Application of optoelectronic devicesOptical communicationData communicationDefense applicationsConsumer optoelectronics product5 Commercial optoelectronic devices Optical sour

3、ce: LED, LDOptical detector: PIN, APDChapter 1Maxwell equation and vector potential1. (Important) Optical wave in semiconductor It is damped exponentially.2. Absorption coefficient: a. attenuation of optical waveb. (掌握)3. (Important) refractive index 4. (Know) Relationship （通过复习要知道）5. The schmatic o

4、f absorption, emission, direct interband transition6. The difference between stimulated emission and spontaneous emission （了解）1 (Important) Indirect intraband transition Not vertical in k-space Phonon assisted Second order process (is weak)2 (了解) Intraband transition For long wavelength3 （次重要）Three

5、recombination: Nonradiative recombination; Spontaneous emission; Stimulated emission 分四种情况。 （以后会用到这些结论）4 Gain 放大 衰减1.8 Charge injection: Nonradiative effects1(知道) Four process in nonradiative recombination 对应的名称，知道是通过深能级杂质的非辐射2Nonradiative lifetime 3Auger process CCHC 的含义、图象 CHHS 的含义、图象4 Auger rate

6、5 （知道）Continuity equation 方程中每项代表的含义、形式6 (Important) Diffusion length定义：含义7 Bandgap renormalization.Chapter 21. Advantage and disadvantage of electronic and optoelectronic detector.2. Microcosmic process of dector: four process3. Type of absorption: intrinsic absorption and extrinsic absorption (知道英文名称)4. (Important) Characteristic of intrinsic absorption (direct and indirect absorption)、extrinsic absorptionThe absorption coefficient of intrinsic absorption (既要定性也要定量)5. (Important)cutoff wavelength （计