Columbia subject headings:
Atoms--Congresses.
Bremsstrahlung--Congresses.
Chemical reactions--Mathematical models--Congresses.
Molecules--Congresses.
Quantum theory--Congresses.
Rydberg states--Congresses.
Scattering (Physics)--Congresses.
Harvard subject headings:
Princeton subject headings:
Atoms--Congresses.
Bremsstrahlung--Congresses.
Chemical reactions--Mathematical models--Congresses.
Molecules--Congresses.
Quantum theory--Congresses.
Rydberg states--Congresses.
Scattering (Physics)--Congresses.