Laser coating of a Zr-based metallic glass on an aluminum substrate

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The landscape of production technologies for three-dimensional structures is experiencing a significant transformation, driven by advancements in computer-controlled layer-wise material deposition techniques, commonly known as additive manufacturing (AM) o ...

Photonic integrated circuits (PICs) have revolutionized optical communication and precision metrology by enabling compact, scalable, and high-performance optical systems. However, conventional integrated laser sources suffer from limitations such as poor c ...

Frequency-agile lasers that can simultaneously feature low noise characteristics and fast mode-hop-free frequency tuning are keystone components for applications ranging from LiDAR and distributed sensing to communication and quantum information processing ...

WC-Co cemented carbides are widely used in the cutting tool industry due to their mechanical properties. These composite materials indeed combines hardness and toughness, two properties that are generally contradictory. WC-Co is composed of hard WC grains ...

The oxidation behavior of columnar and equiaxed Cr2AlC coatings in air at 990 °C is studied. During the transient heating-up period to 990 °C the two coating morphologies exhibit different oxidation behavior. In columnar coatings, faster Al diffusion along ...

Glass has been the material of choice for making optical elements, in large part due to its intrinsic properties: a temperature-dependent viscosity, which enables shaping the material into a broad variety of functional and artistic glassware. Silica glass ...

This study investigates various cracking mechanisms and their prevalence in fusion processing of steel-copper multi-materials using operando X-ray diffraction and imaging during laser powder-bed fusion (LPBF) of 316L-CuCrZr multi-material. During this inve ...

Application of a single metal or alloy is often restricted by its properties from optimal combination of performance and cost. Therefore, there is a vast need of joining dissimilar metals for various applications in biomedical, aerospace, automobile and ma ...

Multi-material structures have gained significant attention for their ability to combine properties of different alloys, making them promising for technical applications and potential replacements for conventional single-alloy components. The advancement o ...

During the last two decades, ultrafast in-volume laser-based processing of transparent materials has emerged as a key 3D-printing method for manufacturing a variety of complex integrated photonic devices and micro-parts. Yet, identifying suitable laser pro ...

Ultrashort laser pulses, i.e., pulses emitted shorter than a picosecond, can tailor material properties by introducing permanent modifications locally in three dimensions. Remarkably, under a certain exposure condition, these modifications are accompanied ...

Chip-based, single-frequency and low phase-noise integrated photonic laser diodes emitting in the violet (412 nm) and blue (461 nm) regime are demonstrated. The GaN-based edge-emitting laser diodes were coupled to high-quality on-chip micro-resonators for ...

Bubbles generated with lasers in liquids under confinement have been investigated for their potential use as the driving mechanism for liquid micro-jets in various microfluidic devices, such as needle-free jet injectors. Here, we report on the study of bub ...

Over the last decades, the progress made in the generation of laser pulses shorter than a picosecond (10^-12 s) has allowed us to reach extreme optical power intensities exceeding 10^15 W cm^-2. This tremendous power has triggered an abundance of original ...

Additive Manufacturing also commonly referred as 3D printing has been given a lot of interest lately. Market is growing exponentially and the aim for obtaining more complex and ready-to use parts is emerging. All the 3D printing processes consist in buildi ...

Nanocavities formed by ultrathin metallic gaps permitthe reproducibleengineering and enhancement of light-matter interaction, withmode volumes reaching the smallest values allowed by quantum mechanics.While the enhanced vacuum field in metallic nanogaps ha ...

Controlling lightning is a long-time dream of mankind. Along with the rapid evolution of laser technologies, the idea to develop lightning protection based on filamentation of high-power ultrashort-pulse lasers emerged in the 1990s [1]. The goal of the Las ...

Reduction in stimulated Brillouin scattering (SBS) from National Ignition Facility Hohlraums has been predicted through the use of multi-ion species materials on Hohlraum walls. This approach to controlling SBS is based upon introducing a lighter ion speci ...

The invention relates to a Method for operating a frequency agile tunable self-injection locking laser system being formed by a laser device coupled to at least one optical resonator, wherein a diode current of a laser diode of the laser device is controll ...

Spatiotemporal mode-locking in multimode fiber lasers is intriguing for the complex nonlinear dynamics and the increase of theoretical energy limit. In this paper, we enrich spatiotemporal mode-locking with dissipative soliton resonances, a kind of soliton ...

Laser coating of a Zr-based metallic glass on an aluminum substrate

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An in-situ/operando laser powder bed fusion system for advanced neutron characterization

Low-noise, frequency-agile photonic integrated lasers

Ultrafast tunable photonic-integrated extended-DBR Pockels laser

Optimization and Functionalization of the TiAlN/WC-Co Interface for cutting tools

Comparative oxidation behavior of columnar and equiaxed Cr2AlC coatings

Laser-based manufacturing of freeform glass micro-optics through topological transformation

Deconvoluting cracking mechanisms in fusion processing of steel-copper multi-materials via Operando X-ray characterisation

Control of intermetallics in the interface in directed energy deposition of titanium on stainless steel 316L

Fabrication of Multi-Material and Functionally Graded Metal Structures with Additive and Hybrid Manufacturing Methods

Third-harmonic generation monitoring of femtosecond-laser-induced in-volume functional modifications

Femtosecond laser-induced modifications and self-organization in complex glass systems

Single-frequency violet and blue laser emission from AlGaInN photonic integrated circuit chips

Cavitation induced by pulsed and continuous-wave fiber lasers in confinement

In situ monitoring of femtosecond laser-induced modifications in dielectrics

A hybrid Selective Laser Sintering based process for the additive manufacturing of architectured composites

Mode-Specific Coupling of Nanoparticle-on-Mirror Cavities with Cylindrical Vector Beams

Laser-guided lightning using kHz filamentation at 1030 nm

The competing effects of wave amplitude and collisions on multi-ion species suppression of stimulated Brillouin scattering in inertial confinement fusion Hohlraums

Method for operating a frequency agile tunable self-injection locking laser system and self-injection locking laser system

Spatiotemporal dissipative soliton resonances in multimode fiber lasers