HUNTERTUTORING

Standard syllabus

Spectroscopy · Undergraduate · Chemistry

Topics

Electromagnetic radiation and interaction

  • Electromagnetic spectrum: wavelength, frequency, energy
  • Photon absorption, emission, and scattering processes
  • Beer–Lambert law and molar absorptivity
  • Selection rules and transition probabilities
  • Einstein coefficients: absorption, spontaneous emission, stimulated emission
  • Linewidths: natural, Doppler, collisional broadening
  • Instrumentation: sources, monochromators, detectors
  • Fourier transform advantages in spectroscopy
  • Signal-to-noise ratio and detection limits
  • Sample preparation for spectroscopic analysis

UV-Vis and electronic spectroscopy

  • Electronic transitions: σ→σ*, n→π*, π→π*
  • Franck–Condon principle and vibronic structure
  • Solvatochromism and solvent effects
  • Charge-transfer bands
  • UV-Vis of inorganic complexes: d-d transitions
  • Spectrophotometric quantitative analysis
  • Derivative spectroscopy (introduction)
  • Circular dichroism for chiral molecules (intro)
  • Fluorescence: quantum yield, quenching, Stern–Volmer
  • Phosphorescence and intersystem crossing

Vibrational spectroscopy

  • Harmonic oscillator model for diatomics
  • Anharmonicity and overtone bands
  • Normal modes in polyatomic molecules
  • IR selection rules and group frequencies
  • FTIR instrumentation and sample techniques (KBr pellets, ATR)
  • Raman scattering and selection rules
  • Raman vs IR complementarity
  • Resonance Raman spectroscopy (introduction)
  • Vibrational circular dichroism (overview)
  • Spectral interpretation for functional group identification

Magnetic resonance spectroscopy

  • Nuclear spin and magnetic moments
  • ¹H NMR: chemical shift, integration, coupling
  • Spin-spin splitting: first-order analysis
  • ¹³C NMR and DEPT editing
  • 2D NMR: COSY, HSQC, HMBC (introduction)
  • NMR instrumentation: superconducting magnets, probes
  • EPR/ESR for paramagnetic species (overview)
  • NMR in solids: MAS-NMR (introduction)
  • Dynamic NMR and exchange phenomena
  • Structure elucidation strategies combining NMR data

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