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Mid-infrared laser system for high-throughput bioprinting by laser-induced forward-transfer

Objective

The goal of this Fellowship is the development of a novel mid-infrared laser system for high-throughput bioprinting by laser-induced forward-transfer (LIFT). The Fellow will develop a high repetition-rate, high-power, nanosecond laser system emitting at exactly 2.9 µm (the peak absorption wavelength of liquid water). The strong absorption of the mid-infrared laser output in biomaterials will be utilised for the demonstration of a new bioprinting technique: mid-infrared LIFT of biomaterials. It will overcome the main drawback of conventional biomaterial LIFT, which is the reliance on additional absorber layers and contamination of printed materials with metallic debris. Mid-infrared LIFT will enable high-throughput (10k droplets/s), high-resolution (picolitre droplets) 3D-printing of biomaterials without metallic contamination and will be a highly promising platform for tissue fabrication.
The mid-infrared laser system will be realised with a gain-switched quantum-cascade diode laser and multiple Er-doped fluoride-fibre amplifier stages. The laser system will be designed to provide 25 ns pulse durations, 10-30 µJ pulse energies, 100 kHz repetition rate, and laser emission at 2.9 µm wavelength. This laser system will be integrated into an existing LIFT setup and used for the first demonstration of mid-infrared LIFT bioprinting.
The Fellow is an early-stage postdoc, who has resumed his research career after a 5-year period working in industry. He is an expert in fibre laser development and will be trained in quantum-cascade-lasers, gain-switched diode lasers, LIFT, and bioprinting. The complementary training will include communication and dissemination of research results, commercialisation of research output, and acquisition of research and innovation project funding. The Fellowship will enable the Fellow to establish a unique scientific profile, build a research network, and reach professional maturity.
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Coordinator

ASTON UNIVERSITY

Address

Aston Triangle
B4 7et Birmingham

United Kingdom

Activity type

Higher or Secondary Education Establishments

EU Contribution

€ 212 933,76

Project information

Grant agreement ID: 843801

Status

Ongoing project

  • Start date

    1 October 2019

  • End date

    30 September 2021

Funded under:

H2020-EU.1.3.2.

  • Overall budget:

    € 212 933,76

  • EU contribution

    € 212 933,76

Coordinated by:

ASTON UNIVERSITY

United Kingdom