![A spin-1 particle interacts with an external magnetic field B = B. The interaction Hamiltonian for the system is H = gB-S, where S-Si + Sỳ + SE is the spin operator. ( A spin-1 particle interacts with an external magnetic field B = B. The interaction Hamiltonian for the system is H = gB-S, where S-Si + Sỳ + SE is the spin operator. (](https://img.homeworklib.com/images/6abfb2f9-ed21-47b5-8222-2d600bd94415.png?x-oss-process=image/resize,w_560)
A spin-1 particle interacts with an external magnetic field B = B. The interaction Hamiltonian for the system is H = gB-S, where S-Si + Sỳ + SE is the spin operator. (
![Quantum Reports | Free Full-Text | A Quantum Charged Particle under Sudden Jumps of the Magnetic Field and Shape of Non-Circular Solenoids | HTML Quantum Reports | Free Full-Text | A Quantum Charged Particle under Sudden Jumps of the Magnetic Field and Shape of Non-Circular Solenoids | HTML](https://www.mdpi.com/quantumrep/quantumrep-01-00017/article_deploy/html/images/quantumrep-01-00017-g001.png)
Quantum Reports | Free Full-Text | A Quantum Charged Particle under Sudden Jumps of the Magnetic Field and Shape of Non-Circular Solenoids | HTML
![quantum mechanics - Calculating the expectation value of a spin operator in a uniform magnetic field - Physics Stack Exchange quantum mechanics - Calculating the expectation value of a spin operator in a uniform magnetic field - Physics Stack Exchange](https://i.stack.imgur.com/zEOUW.png)
quantum mechanics - Calculating the expectation value of a spin operator in a uniform magnetic field - Physics Stack Exchange
![SOLVED:We are considering two spin 1/2 particles, whose Hamiltonian is given by The Hamil- ton operator for a hydrogen atom in & weak, homogeneous magnetic field B is (ignoring the electron's spin) SOLVED:We are considering two spin 1/2 particles, whose Hamiltonian is given by The Hamil- ton operator for a hydrogen atom in & weak, homogeneous magnetic field B is (ignoring the electron's spin)](https://cdn.numerade.com/ask_images/3b887b0b7a9843eba76beec008c925a6.jpg)