How to calculate molecular column density

Physics & Astronomy

• line spectra 50%
• molecular energy levels 43%
• molecules 42%
• molecular excitation 39%
• molecular spectroscopy 36%
• brightness temperature 33%
• kinetics 31%
• molecular clouds 28%
• optical thickness 28%
• radiative transfer 27%
• excitation 25%
• partitions 25%
• temperature measurement 24%
• dipole moments 23%
• temperature 23%
• astrophysics 22%
• derivation 22%
• low frequencies 18%
• physics 16%
• profiles 14%
• approximation 13%

Earth & Environmental Sciences

• calculation 100%
• temperature 39%
• kinetics 32%
• brightness temperature 28%
• optical depth 26%
• radiative transfer 25%
• spectroscopy 22%
• physics 21%
• document 20%
• transition 16%
• matrix 15%
• energy 12%