Lead Magnesium Niobate with Lead excess (Pb(Mg1/3 Nb2/3)O3 with 10% extra Pb) PLD Target

Introduction

Lead Magnesium Niobate (PMN) is a perovskite material with the chemical formula Pb(Mg_1/3Nb_2/3)O₃. It is a popular choice for use in thin film form due to its unique magnetic and chemical properties. It is used in a variety of applications such as sensors, transducers, and actuators.

Properties of Lead Magnesium Niobate

Lead Magnesium Niobate exhibits a number of important magnetic and chemical properties:

• High piezoelectric coefficient
• Large electrostrictive coefficient
• High dielectric constant
• Good thermal stability
• Nonlinear optical properties

Comparison with Similar Materials

Compared to other similar materials such as Lead Zirconate Titanate (PZT) and Barium Titanate (BaTiO₃), Lead Magnesium Niobate has a higher piezoelectric coefficient and a larger electrostrictive coefficient, which makes it more suitable for use in sensors and actuators. Additionally, Lead Magnesium Niobate has good thermal stability and nonlinear optical properties, which makes it a better choice for use in optical devices.

Crystal Structure of Lead Magnesium Niobate

Lead Magnesium Niobate has a perovskite crystal structure, which is a cubic crystal structure with the lattice parameter a = 4.01 Å. The magnesium and niobium ions occupy the B-site in the crystal lattice.

Typical Substrates for Epitaxial Growth

Some typical substrates with a good lattice match for the epitaxial growth of Lead Magnesium Niobate include:

• Strontium Titanate (SrTiO₃)
• LaAlO₃
• Sapphire
• Magnesium Oxide (MgO)

Similar Thin Film Materials to Lead Magnesium Niobate

Some similar thin film materials to Lead Magnesium Niobate include:

• Lead Zirconate Titanate (PZT)
• Barium Titanate (BaTiO₃)
• Lead Magnesium Niobate-Lead Titanate (PMN-PT)
• Lanthanum Gallium Silicate (LGS)
• Strontium Titanate (SrTiO₃)