Laser Technologies Group

Berkeley Lab

Laser Self-driving Lab


Laser produced surface topologies & architectures which improve a material's properties

Key Features:

- All are high throughput methods ~<1 min per process: True high-throughput discovery (120k experimental datasets to-date)

- ML training on high-quality experimental data & multi-objective optimization

- Same platform for ML training & discovery

- Modular design: fabrication and diagnostics stations added & used on-demand -> Built to address cross-cutting applications

Capability Overview

Speed up video

Characterization

Dynamic Wettability Testing

UV-Vis Reflectivity

THz Time Domain Spectroscopy

3D Topology

IR Emissivity

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Fabrication

Real-time laser Fabrication Video

Fabrication Systems

Laser Self-Driving Lab Description

Fabrication

Two Ultrafast Laser Processing Systems that produce periodic and self organized surface features and architectures though laser processing (100s on nm to mm-scale periodicity)

– Galvoscanner +  translation stages

– High precision motorized stage

Characterization

Measuremnts:

– 3D Surface Topography

– IR Emissivity

– Dynamic Wettability

– THz Time-Domain Spectroscopy

– UV-Vis Reflectivity 

Optional Sample Treatment: 

– Sonication

– Thermal Annealing

Sample Transfer : 

4-Axis Overhead Robotic Gantry System moves samples between stations