As discussed before, because of the significant electron-lattice nonequilibrium state in the femtosecond laser fabrication process, the laser-material interactions, including phase change and ...

Therefore, this research work is of great significance to achieve the analysis of the dynamic behavior and mechanism of femtosecond laser-material interaction by combining high spatial-temporal ...

Despite extensive studies of femtosecond laser-material interactions, even the simplest morphological responses following femtosecond pulse irradiation have not been fully resolved. Past studies ...

Bude added, “When you’re trying to understand picosecond laser processing, some of the simplifying assumptions of the physics that you get with femtosecond pulses ... hydrodynamics of the melting ...

The conventional single-pulse mode induces ablation by the interaction process between femtosecond laser pulse and static material, while the GHz burst mode interacts with excited material in ...

Ultrafast imaging plays an important role in physics and chemistry to investigate the femtosecond dynamics ... The concept of laser matter interactions in ultrafast physics and chemistry is ...

The interactions in photovoltaic materials that convert light into electricity happens in femtoseconds. How fast is that? One femtosecond is a quadrillionth ... the researchers directed ultrashort ...

Femto laser nano-fabrication: “Holographic encoding of an interfered fs-laser pulse” was developed, resulting in the fabrication of permanent gratings in transparent materials by two-beam interference ...

A project at Lund University has now used ultrafast laser spectroscopy and an optical cavity to analyze ... As reported in Nature Communications, the project employed a femtosecond pump probe ...

Industrial manufacturers and academic researchers can use patented, innovative laser techniques developed at Purdue University to produce high-tech materials such as semiconductor oxide thin films and ...

Developed under Air Force funding with support from commercial aerospace partners, the system uses a "femtosecond" laser, which generates ultrashort, high-energy pulses of light to remove resin from ...

A technique was recently found for fabricating nanostructures on a solid surface with intense femtosecond laser pulse irradiation ... and is applicable to different materials. This technique has ...