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Source: Science Surface-Emitting Semiconductor Lasers: An Overview Introduction Semiconductor lasers play a crucial role in various technological applications. They can be broadly categorized into edge-emitting lasers and surface-emitting lasers. This article focuses on surface-emitting lasers and provides insights into their different types and characteristics. Monolithic vs. External-cavity Lasers Surface-emitting lasers can be monolithic or external-cavity […]