Expertise and services: laser additive manufacturing of free-form 3D micro-/nano-structures out of organic, hybrid organic-inorganic, and inorganic materials; study of polymerization photophysical and photochemical mechanisms, optimization of accuracy, throughput and repeatability, characterization of the fabricated structures; production of 3D micro-optics, nano-photonic lattices, biomedical scaffolds of diverse optical, optically active, biocompatible, biodegradable, and renewable materials; testing of novel and advanced functional materials for 3D printing.
Laser sources
Amplified Yb:KGW laser (Pharos, Light Conversion Ltd.): pulse duration 300 fs, repetition rate 1-200 kHz, fundamental (1030 nm) and second harmonic (515 nm) outputs, average power 6 W, pulse energy up to 0.4 mJ.
Amplified Yb:KGW laser (Pharos, Light Conversion Ltd.): pulse duration 280 fs, repetition rate 1-1000 kHz, average power 6 W and optical parametric amplifier (Orpheus-ONE, Light Conversion) with second harmonic and sum-frequency generation stages, wavelength tuning range 300 – 2700 nm.
Yb:KGW laser oscillator (Flint, Light Conversion Ltd.): pulse duration 100 fs, repetition rate 76 MHz, fundamental (1035 nm) and second harmonic (517 nm) outputs are available separately and both simultaneously.
Instruments and accessories
Integrated workstation (femtoLAB, Workshop of Photonics) with modified wide working field (infinite field of view), sample translation stage (ALS130, Aerotech), scan head (hurryScan II 10, ScanLab), control and automation software: 3Dpoli (Femtika Ltd.), AltSca (Workshop of Photonics), Cicada (Biomimetic).
Integrated workstation (Laser NanoFactory, Femtika Ltd.) equipped with universal vacuum sample holder with computer-controlled, position synchronized illumination for transparent samples, XYZ positioning stages (Aerotech), galvano-scanners (Aerotech) and control and automation software 3Dpoli (Femtika Ltd.).
Home-built integrated workstation with piezo actuator nanopositioning stage (P-563.3CD PIMars, Physik Instrumente), control and automation software 3Dpoli (Femtika Ltd.).
Spatial light modulators (X15223-16, X10468-03, Hamamatsu) for beam shaping.
Tabletop UV resin 3D printers: Asiga Pico2 UV, Autodesk Ember 3D, Anycubic Photon Mono M7.
Sample preparation and post-processing tools: Hot oven (P330, Nabertherm), oven with heat distribution and vacuum (VacuCell), critical point dryer (EMS Q850, Quorum), metal sputter coating (150 RS, Quorum), spin coater (KW-4A, Chemat Technology), ultrasonic bath (EMMI 20HC, EMAG), precision scales (AX124, GF-300, Sartorius), Soxhlet extractor, magnetics stirrers-heaters.
On request, supplementary instruments, e.g. SEM EDS, optical microscope, etc., are available from the General Equipment list.