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STOP Analysis with COMSOL Multiphysics®
Optical systems often need to operate in harsh environments, including high altitudes, in space, and under water, where they are subjected to structural loads and extreme temperatures. Similarly,...
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Medical Laser Applications: Defining Measurement Solutions That Keep the Process on Track
As with any precision process, laser-based medical applications demand tight control of a laser’s behavior to keep the process on track. But how is this implemented in applications? Mark...
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Optical Vortices and Their Interactions
Since the earliest theories and subsequent experiments, the study of optical vortices has delivered striking challenges to the way scientists traditionally think of light. Optical vortices are beams...
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What's the Matter? Distributed Bragg Reflector (DBR) Laser Diodes Enable the Study of Matter
Spectroscopy employs photonic tools to ascertain certain characteristics of matter. The ever-increasing push towards studying matter within application spaces demanding low size, weight, power, and...
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Key Considerations When Utilizing Laser-Induced Breakdown Spectroscopy
Laser-induced breakdown spectroscopy (LIBS) is a fast, nondestructive analytical technique that uses a laser to generate a plasma on the surface of a sample, producing emission spectra that can be...
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Non-Invasive Glucose Monitoring Techniques using QCL-IR Lasers
There are 422 million people worldwide living with diabetes1, and current methods for monitoring blood glucose levels are painful, invasive, and can potentially require surgical procedures....
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Recent Advancements in Structured-Light Lasers
Structured light provides the ability to tailor light within all of its degrees of freedom, including amplitude, phase, and polarization. There are many approaches to tailoring light, from using...
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The Universe Through Sight, Sound, and Touch: Exploring Multiwavelength Astrophysics Data Sets
Information from the universe can be more than just a two-dimensional snapshot. These digital assets can be transformed to enable us to listen to, feel, or virtually move through cosmic objects....
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Bridging the Challenge of Laser Integration via a Unified Design Kit and Fabrication Process
As demand for photonic integrated circuits (PICs) expands in and beyond datacom applications, so grows demand for pluggable and co-packaged PIC solutions offering higher levels of laser integration...
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Laser Measurement Accuracy: Why, When, and How
Laser power or energy output directly affects a system’s ability to perform reliable and correctly. Consequently, accurately measuring a laser’s output is fundamental to ensuring that it...
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Optimizing Micromachining Processes via Pulse-to-Pulse Measurement of Ultrafast Lasers
Sensors based on the laser-induced transverse voltage (LITV) effect offer several advantages over pyroelectric sensors and photodiodes when measuring laser energy. They feature fast sub-nanosecond...
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Present and Future Technologies for Laser Scan Systems
Industrial laser applications such as 3D printing and micromachining require a variety of scan systems to accommodate current market demands. A trade-off always exists between throughput, accuracy,...
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Your Laser Safety Program and the New ANSI Standard
The American National Standards Institute Standard (ANSI) Z136.1 “Safe Use of Lasers” — revised and released in late 2022 — is the cornerstone of any laser safety program,...
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Lithium-Ion Battery Processing Using Tailored Bursts of Infrared Ultrashort Pulses for Improved Quality and Cutting Speed
Lithium-ion (Li-ion) batteries are a key factor driving rapid growth in many diverse technology sectors, from electric vehicles to consumer electronics. A key hallmark of the technology is the...
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Innovations in Ultrashort-Pulse and RF-Excited CO
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Lasers Expand Materials Processing Applications
Industrial laser materials processing is constantly evolving. Industries as varied as pharmaceutical, consumer electronics, automotive, aerospace, and textiles, among others, have benefited from new...
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The Influence of Ultrafast Laser Pulse Duration During Materials Processing
Now a standard feature in many ultrafast laser sources, the ability to adjust pulse duration and quality is important to ensure optimal throughput and quality during materials processing...
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How Femtosecond Fiber Lasers Are Propelling Industrial Innovation
Characterized by robustness, small form factors, and attractive cost-performance ratios, state-of-the-art femtosecond fiber lasers are not only powering Nobel Prize-winning research but they are also...
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Enhancing E-Mobility Manufacturing ROI Using Real-Time Weld Quality Measurement
E-Mobility is a critical component of the solution to the global environmental crises. However, the sophistication of e-mobility welding processes has introduced new challenges to manufacturers,...
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Extending Weld Depth with a 100-kW Single-Mode CW Dynamic Beam Laser
In general manufacturing applications, arc welding creates a large heat-affected zone (HAZ) that can cause distortion in the joined materials. Arc welding may also require multiple passes, consuming...
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A Technique for Combining QCLs to Optimize Output for MIR Imaging Applications
The ability to combine incoherent laser sources without loss of performance enables development of mid-infrared (MIR) imaging systems using good-quality off-the-shelf components. As the most portable...
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Maintaining Narrow Linewidths for Pulsed QCL Lasers in Gas Sensing Applications
Continuous wave (CW) operation is generally favored for spectroscopy applications that use quantum cascade lasers (QCLs) because it is associated with a narrower linewidth than pulsed operation....
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Next-Generation 3D Sensing Solutions for AR/VR/XR Applications
AR/VR/XR is becoming more widespread, creating new consumer and enterprise experiences. As the technology expands, AR/VR/XR headsets are becoming imbued with increasingly advanced functionality....
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Small VCSELs Drive a Growing Field of Applications
VCSELs have increasingly become a fixture in smartphone and consumer electronic applications such as proximity sensing or face recognition, and recent advancements have only made these compact lasers...
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Modular Laser Systems Are Key to Turning Quantum Physics into Industry-Ready Quantum Technologies
Today’s emerging quantum technology applications are complex compared to those used in conventional laser end markets. Quantum technology often demands a short time to market and requires laser...
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The New Developments That Quantum Computing Is Driving in Fiber Lasers and Frequency Conversion
The semiconductor, micromachining, and ophthalmology markets, and even the emerging quantum computing market all heavily influence the direction for future high-performance laser developments. Today,...
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April 2024
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