Apparatus of Optical Pumping for Advanced Physics Lab

The Optical Pumping Experimental Apparatus is designed to demonstrate the principles and applications of optical pumping, an important technique used in atomic physics, optics, electromagnetism, and precision measurement. Optical pumping enables the manipulation of atomic energy states through the interaction of light with atoms, making it an essential method for studying atomic transitions and magnetic resonance phenomena. The apparatus features an open and accessible structure that allows students to install, align, and adjust individual optical and electronic components directly on a metal rail. This hands-on approach enhances understanding of experimental techniques while providing practical experience with optical alignment and atomic physics measurements. A light-proof cover is included to minimize interference from ambient light, ensuring accurate and stable experimental observations. The system is suitable for advanced laboratory education and research-oriented training. Manufactured by Atico Export India.

Experiments:

Observation of Optical Pumping Signals:

• Observe optical pumping phenomena in atomic systems
• Study interactions between light and atomic energy levels
• Understand atomic transition processes

Measurement of g-Factor:

• Determine the atomic g-factor
• Analyze magnetic properties of atomic systems
• Study magnetic resonance principles

Measurement of Earth's Magnetic Field:

• Measure the horizontal component of Earth's magnetic field
• Measure the vertical component of Earth's magnetic field
• Understand magnetic field detection using optical pumping techniques

• Optical Pumping Studies
• Atomic Physics Experiments
• Magnetic Resonance Demonstrations
• Atomic Transition Analysis
• g-Factor Measurements
• Earth's Magnetic Field Measurements
• Advanced Physics Laboratory Education
• Research and Training Applications

Horizontal DC Magnetic Field:

• 0 – 0.2 mT
• Adjustable

Horizontal Field Stability:

• < 5 × 10⁻³

Horizontal Modulation Magnetic Field:

• 0 – 0.15 mT (Peak-to-Peak)

Modulation Waveforms:

• Square Wave: 10 Hz
• Triangle Wave: 20 Hz

Vertical DC Magnetic Field:

• 0 – 0.07 mT
• Adjustable

Vertical Field Stability:

• < 5 × 10⁻³

Photodetector Gain:

• 100

Rubidium Lamp Lifetime:

• 10,000 Hours

High Frequency Oscillator:

• 55 MHz – 65 MHz

Temperature Control:

• Approximately 90°C

Interference Filter Central Wavelength:

• 795 ± 5 nm

Quarter-Wave Plate Wavelength:

• 794.8 nm

Polarizer Wavelength:

• 794.8 nm

Rubidium Absorption Cell Diameter:

• 52 mm

Rubidium Absorption Cell Temperature:

• 55°C

Components Included:

Main Unit:

• Quantity: 1

Power Supply:

• Quantity: 1

Auxiliary Source:

• Quantity: 1

Wires and Cables:

• Quantity: 5

Compass:

• Quantity: 1

Light-Proof Cover:

• Quantity: 1

Wrench:

• Quantity: 1

Alignment Plate:

• Quantity: 1

Instruction Manual:

• Quantity: 1

System Components:

Optical Section:

• Rubidium Lamp
• Rubidium Absorption Cell
• Interference Filter
• Quarter-Wave Plate
• Polarizer
• Optical Alignment Components

Magnetic Field Section:

• Horizontal DC Magnetic Field Control
• Horizontal Modulation Magnetic Field
• Vertical DC Magnetic Field Control
• Stable Magnetic Field Generation System

Detection Section:

• High-Gain Photodetector
• Signal Processing Electronics
• Measurement and Monitoring System

• Open and Accessible Experimental Structure
• High Accuracy Measurements
• Excellent Component Visibility for Learning
• Stable Magnetic Field Generation
• Reliable Optical Detection System
• Easy Alignment and Adjustment
• Comprehensive Educational Content
• Suitable for Advanced Academic Laboratories
• Open Structure for Hands-On Learning
• High Accuracy g-Factor Measurement
• Robust and Reliable Design
• High-Quality Optical Components
• Direct Component Alignment and Adjustment
• Stable Magnetic Field Control
• Comprehensive Instruction Manual
• Ideal for Advanced Physics Laboratories