Basic topics of Applied Physics are the subject matter of this app.
The topics included in this app are:

1. Applied physics

a. Applied physics
b. Examples of research & development areas

2. Transistor
a. Transistor
b. History of the Transistor
c. Importance
d. Simplified operation
e. Comparison with vacuum tubes
f. Types of Transistor
g. Other transistor types
h. Part numbering standards/specifications
i. Construction

3. Laser

a. Laser
b. Fundamentals
c. Terminology of Laser
d. Design of Laser
e. Laser physics
f. Gain medium and cavity
g. Continuous and pulsed modes of operation
h. History of Laser
i. Types and operating principles
j. Solid-state lasers
k. Semiconductor lasers
l. Uses of Laser
m. Examples by power
n. As weapons and Safety

4. Vertical-cavity surface-emitting laser

a. Vertical-cavity surface-emitting laser
b. Structure
c. Characteristics

5. Photonic crystal

a. Photonic crystal
b. Introduction
c. History of photonic crystals
d. Construction strategies
e. Fabrication challenges
f. Computing photonic band structure

6. Quantum optics

a. Quantum optics
b. Concepts of quantum optics

7. Magnetic resonance imaging

a. Magnetic resonance imaging
b. Medical uses
c. Safety
d. Procedure
e. Interpretation
f. History of MRI
g. Specialized applications
h. Other specialized sequences

8. Microscopy

a. Microscopy
b. Optical microscopy
c. Techniques
d. Sub-diffraction techniques
e. Scanning probe microscopy
f. Digital pathology

9. Semiconductor

a. Semiconductor
b. Properties
c. Materials
d. Physics of semiconductors
e. Early history of semiconductors

10. Accelerator physics

a. Accelerator physics
b. Acceleration and interaction of particles with RF structures
c. Beam dynamics

12. Quantum information science

a. Quantum information science

13. Quantum technology

a. Quantum technology
b. The first and second quantum revolutions

14. Electromagnetic propulsion

a. Electromagnetic propulsion
b. History and Uses

15. Stealth technology

a. Stealth technology
b. History of Stealth technology
c. Radar cross-section (RCS) reductions
d. Radar stealth countermeasures and limits
e. Reducing radio frequency (RF) emissions

16. Nuclear engineering

a. Nuclear engineering
b. Nuclear medicine and medical physics

17. Engineering physics

a. Engineering physics

18. Electronics

a. Electronics
b. Electronic devices and components
c. Types of circuits

19. Sonar

a. Sonar
b. History of Sonar
c. Active sonar
d. Passive sonar
e. Military applications
f. Civilian applications
g. Scientific applications
h. Effect of sonar on marine life

20. Radar

a. Radar
b. History of Radar
c. Principles of Radar
d. Radar signal processing
e. Engineering
f. Frequency bands

21. Lidar

a. Lidar
b. History and etymology
c. Design of Lider
d. Types of applications
e. Law enforcement

22. Astrodynamics

a. Astrodynamics
b. Practical techniques
c. Orbital maneuver