MindMap Gallery Semiconductor physics mind map
The relationship between mobility and impurity concentration and temperature, the relationship between mean free time and scattering probability, the relationship between conductivity mobility and mean free time, the relationship between mobility and impurities and temperature.
Edited at 2022-11-01 14:34:33This infographic, created using EdrawMax, outlines the pivotal moments in African American history from 1619 to the present. It highlights significant events such as emancipation, key civil rights legislation, and notable achievements that have shaped the social and political landscape. The timeline serves as a visual representation of the struggle for equality and justice, emphasizing the resilience and contributions of African Americans throughout history.
This infographic, designed with EdrawMax, presents a detailed timeline of the evolution of voting rights and citizenship in the U.S. from 1870 to the present. It highlights key legislative milestones, court decisions, and societal changes that have expanded or challenged voting access. The timeline underscores the ongoing struggle for equality and the continuous efforts to secure voting rights for all citizens, reflecting the dynamic nature of democracy in America.
This infographic, created using EdrawMax, highlights the rich cultural heritage and outstanding contributions of African Americans. It covers key areas such as STEM innovations, literature and thought, global influence of music and arts, and historical preservation. The document showcases influential figures and institutions that have played pivotal roles in shaping science, medicine, literature, and public memory, underscoring the integral role of African American contributions to society.
This infographic, created using EdrawMax, outlines the pivotal moments in African American history from 1619 to the present. It highlights significant events such as emancipation, key civil rights legislation, and notable achievements that have shaped the social and political landscape. The timeline serves as a visual representation of the struggle for equality and justice, emphasizing the resilience and contributions of African Americans throughout history.
This infographic, designed with EdrawMax, presents a detailed timeline of the evolution of voting rights and citizenship in the U.S. from 1870 to the present. It highlights key legislative milestones, court decisions, and societal changes that have expanded or challenged voting access. The timeline underscores the ongoing struggle for equality and the continuous efforts to secure voting rights for all citizens, reflecting the dynamic nature of democracy in America.
This infographic, created using EdrawMax, highlights the rich cultural heritage and outstanding contributions of African Americans. It covers key areas such as STEM innovations, literature and thought, global influence of music and arts, and historical preservation. The document showcases influential figures and institutions that have played pivotal roles in shaping science, medicine, literature, and public memory, underscoring the integral role of African American contributions to society.
Semiconductor Physics
Chapter 1 Electronic States in Semiconductors
Lattice structure and bonding properties of semiconductors
Diamond-type structure and covalent bonds
Sphalerite structure and mixed bonds
Lead-zinc mineral structure
Electronic states and energy bands in semiconductors
Atomic energy levels and energy bands of crystals
States and energy bands of electrons in semiconductors
conductor semiconductor insulator energy band
Movement of electrons in semiconductors, effective mass
The relationship between E(k) and k in semiconductors
average speed of electrons
The meaning of effective quality
electron acceleration
The conductive mechanism of intrinsic semiconductors is holes.
cyclotron resonance
Band structure of silicon and germanium
Band structure of III and V compound semiconductors
Chapter 2 Impurity and Defect Energy Levels in Semiconductors
Impurity energy levels in silicon germanium crystals
substitutional impurity, interstitial impurity
Donor Magazine, Donor Levels
Acceptor impurity, acceptor energy level
Calculation of potential level impurity ionization energy
Compensation effect of impurities
deep level impurities
Impurity energy levels in III, V group compounds
Defect, dislocation energy level
point defect
Dislocation
Chapter 3 Statistical distribution of carriers in semiconductors
state density
Distribution of quantum states in k-space
state density
Fermi level and statistical distribution of carriers
Fermi distribution function
Boltzmann distribution function
electron concentration in the conduction band and hole concentration in the valence band
carrier concentration product
Carrier concentration of intrinsic semiconductor
Carrier concentration of impurity semiconductor
Electrons and holes at impurity levels
carrier concentration of n-type semiconductor
General statistical distribution of carriers
Degenerate Semiconductor
simplification condition
Carrier concentration of degenerate semiconductors
Freeze-out effect of low-temperature carriers
bandgap narrowing effect
The probability that an electron occupies an impurity energy level
discuss
Solve for statistical distribution functions
Chapter 4 Conductivity of Semiconductors
Carrier drift motion and mobility
Ohm's law
Drift speed and mobility
Conductivity and Mobility of Semiconductors
carrier scattering
The concept of carrier scattering
The main scattering mechanism of semiconductors
Mobility and impurity concentration as a function of temperature
The relationship between mean free time and scattering probability
Conductivity Mobility vs. Mean Free Time
Mobility as a function of impurities and temperature
Resistivity and its relationship to impurity concentration and temperature
The relationship between resistivity and impurity concentration
Resistivity changes with temperature
Boltzmann equation, statistical theory of electrical conductivity
Effects under strong electric fields, hot carriers
Deviation from Ohm's Law
The relationship between average drift velocity and electric field strength
Multipotential valley scattering, Gunning effect
Chapter 5 Non-equilibrium Carriers
Injection and recombination of non-equilibrium carriers
non-equilibrium state
Generation of non-equilibrium carriers
Lifetime of non-equilibrium carriers
Quasi-Fermi level
composite theory
Compound directly
indirect compound
surface composite
Auger compound
trap effect
carrier diffusion motion
Drift diffusion of carriers, Einstein’s relationship
continuity equation
Minority carrier lifetime and diffusion length of silicon
20Electronic Science and Technology Wang Wenhuai