GATE Physics 2026 One Shot | Atomic & Molecular Physics | POTENTIALG | Lalit Sir

#potentialg In this GATE Physics 2026 One Shot lecture, Lalit Sir covers the complete Atomic and Molecular Physics syllabus in a structured and exam-focused manner. This lecture is specially designed for GATE Physics 2026 aspirants, covering all important concepts, theory, and exam-relevant points in a single session. 📌 Topics Covered in This Lecture: Spectra of one-electron and many-electron atoms Spin-orbit interaction LS coupling and jj coupling Fine structure and hyperfine structure Zeeman effect and Stark effect Electric dipole transitions & selection rules Rotational and vibrational spectra of diatomic molecules Electronic transitions in diatomic molecules Franck–Condon principle Raman effect EPR, NMR, ESR X-ray spectra Lasers: Einstein coefficients Population inversion Two-level and three-level laser systems This one-shot lecture is useful for: ✔ GATE Physics 2026 ✔ CSIR NET Physical Science ✔ IIT JAM ✔ MSc / BSc Physics students 📘 Channel Name: POTENTIALG 👨‍🏫 Faculty: Lalit Sir 📲 POTENTIALG has its own app now! Keep learning, keep growing. Download now: 👉 https://sinrfy.on-app.in/app/home?org... 👉 Like, share & subscribe POTENTIALG for more high-quality Physics content. GATE Physics 2026, Atomic and Molecular Physics GATE, GATE Physics one shot, Atomic Physics GATE syllabus, Molecular Physics GATE, spin orbit interaction, LS coupling jj coupling, Zeeman effect Stark effect, Raman effect GATE, lasers Einstein coefficients, population inversion, EPR NMR ESR, Franck Condon principle, rotational vibrational spectra, POTENTIALG, Lalit Sir Physics, GATE Physics preparation, GATE Physics lecture #GATEPhysics2026 #AtomicAndMolecularPhysics #GATEPhysics #PhysicsOneShot #POTENTIALG #LalitSir #AtomicPhysics #MolecularPhysics #GATEPreparation #PhysicsLectures