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Vector network analysis using lasers

Femtosecond lasers enable precise, cost-effective high-frequency measurements and could replace standard electrical devices in the future

At the Physikalisch-Technische Bundesanstalt (PTB) a VNA has been developed which utilizes optoelectronic techniques bas…

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Thick metal sheets for light ships: welding steel and aluminum

Light, resource-efficient and at the same time robust - what is good for lightweight construction in the automobile indu…

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Exciting Breakthrough in 2D Lasers

Berkeley Lab Researchers Demonstrate Atomically Thin Excitonic Laser

An important step towards next-generation ultra-compact photonic and optoelectronic devices has been taken with the real…

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Jenoptik presents fast and precise 3D metal cutting laser machine at FABTECH

At FABTECH, North America’s largest trade show for metal processing technology, Jenoptik will demonstrate its laser machine series for 3D metal cutting.

The system concept of the JENOPTIK-VOTAN® BIM series is based on a beam guide inside the robot. This allows using laser …

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Using optical fibre to generate a two-micron laser

To create a 2 micron fibre-laser, light is usually injected into an optical-fibre ring containing a gain region which am…

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Pulsed Laser Diodes with a Homogeneous Beam Profile

Compact and Robust

Achieving this with semiconductor laser diodes requires the use of external beam-shaping elements or homogenizers. Diffu…

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New LASERDYNE SmartShield™ Welding Nozzle Simultaneously Protects Weld Zone and Laser Beam Delivery Optics

Enhances Laser Welding Capabilities of the LASERDYNE 795, 430BD and 430 Versa Systems

SmartShield is the newest addition to the line of proprietary LASERDYNE lens and nozzle assemblies. Patent pending Smart…

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Princeton Optronics announces VCSELs arrays with diffusers mounted on top to change divergence angle for 3D Imaging applications

The diffusers have the ability to modify the divergence angle from the native 20 degree round beam to a maximum of

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Mechanism of air lasing

Nitrogen ion in third electronic state plays key role

University of Tokyo researchers have discovered the mechanism of air lasing. Irradiating air with a short laser pulse io…

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Electromobility: Laser-Based Processes for Lightweight Battery Packs

To construct complete battery packs, the Aachen researchers rely on oscillation welding with laser radiation. Here, indi…

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Lighter with Laser Welding

One of the challenges in welding steel with aluminum is to avoid hard and brittle intermetallic phases in the welding se…

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Jenoptik at Fakuma: 3D Laser Processing of Plastics

At the world's second largest international trade fair for plastics technology, the 24th Fakuma in Friedrichshafen, Jenoptik will show its laser machines for plastics cutting and welding.

At the world's second largest international trade fair for plastics technology, the 24th Fakuma in Friedrichshafen, Jen…

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Zoom Axis Enables Flexible-Seam-Width Welding

New scan system features additional degree of freedom for varying the spot size

Remote welding – with scan heads mounted on industrial robots – is widespread in auto manufacturing, and offers consider…

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Laser Ablation Boosts Terahertz Emission

THz radiation lies between infrared and microwave radiation in the electro-magnetic spectrum. It is absorbed by

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Photonics Industries Introduces 25mJ in KHz range TEM00 Green Laser - The Highest Pulse Energy Available

Photonics Industries DS Series Q-Switched, intra-cavity TEM00 Nd:YLF green lasers

This high pulse energy is scalable to 50mJ with the DS-527-25 in a dual head configuration for applications ranging from…

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Photonik Zentrum Kaiserslautern (PZKL) Coordinates Research Project on Ultrafast Laser

The research part of the Photonik-Zentrum Kaiserslautern is to develop a new type of monolithic laser amplifier together…

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Self-sweeping laser could dramatically shrink 3D mapping systems

A team of UC Berkeley engineers led by Connie Chang-Hasnain, a professor of electrical engineering and computer sciences…

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Laser welding for sheet metal parts

With reduced investment costs and a small footprint, the new TruLaser Robot 5020 Basic Edition, made by TRUMPF, paves the way to automated welding using the laser.

The rotate and tilt positioner makes for superb productivity and a high utilization rate. It permits complete 3D process…

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Quantel receives 20M€ order from the French Atomic Energy Commission (CEA)

4 Year Contract Delivers Preamplifier Modules to CEA’s Megajoule Laser Facility

Quantel Laser announced that, following successful development and a stringent qualification process, the CEA has placed…

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Portable Ultra-Broadband Lasers Could be Key to Next-Generation Sensors

The compact laser could sense chemicals for a variety of applications

Capable of emitting broadband wavelengths on demand, the device is smaller than a penny and works at room temperature. I…

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