Subjects: ENERGY levels (Quantum mechanics); BLACK holes; LIGHT sources
Record details
Subjects: RAINFALL; ENERGY levels (Quantum mechanics); ELECTRIC charge
Subjects: SEMICONDUCTORS; ENERGY levels (Quantum mechanics); OPTICAL computers
Subjects: GEMS & precious stones; SCIENCE museums; EARTH sciences
Subjects: BIDEN, Joe, 1942-; PRESS conferences; DEMOCRATS (United States)
Subjects: ASTRONOMICAL photography; INFRARED radiation; ENERGY levels (Quantum mechanics)
Subjects: HEAT engines; QUANTUM mechanics; LASERS
Subjects: NUCLEAR physics; TEMPERATURE measuring instruments; ATOMS