Teleconference, 02 December 2013 LaserMicroFab 1 st Year Marina Makrygianni, Ioanna Zergioti National Technical University of Athens Collaboration of NTUA, CNRS/LP3, OL

Teleconference, 02 December 2013 Technical objectives Selective laser micro and nano‐patterning Precise ablation of a predefined area Maskless, Non-contact, Dry process Laser micro printing/curing of metallic NP inks for 2D interconnects and laser printing of biomaterials High Printing resolution Direct biomaterials immobilization

Teleconference, 02 December 2013 Secondments (1/2) NTUA I. Zergioti 2 months during 2013 M. Makrygianni 6 months during 2013 CNRS/LP3 P. Delaporte 2 months during 2013 OL D. Karnakis 2 months during 2013 OL NTUA

Teleconference, 02 December 2013 Secondments (2/2) M. Makrygianni at OL Design/calculation of the beam path from laser to target in projection imaging setup Development of experimental Setup: attenuation system, zoom telescope, mirrors, objective lens. First LIFT experiments of semiconducting polymer P3HT in solid phase Fabrication of Imaging and Shadow masks P. Delaporte at OL Writing a book chapter Experiments in beam shaping I. Zergioti at OL LIFT Experimental Setup Experiments in beam shaping First experiments in laser sintering D. Karnakis at NTUA LIFT experiments of semiconducting polymer P3HT in ns regime. LIFT experiments of semiconducting polymer P3HT in ps regime.

Teleconference, 02 December 2013 Recruitments 3 post-doctoral positions for a duration of 18 months CNRS/LP3 Post-doctoral position The main activities of this post-doctoral position will be focused on ‘selective micro and nano-structuring of thin films’ and ‘laser micro-printing’. The LP3 Post-doctoral position application period is closed. Daniel Puerto Garcia has been selected, and he will start from January for 18 months NTUA Post-doctoral position The main activities of this post-doctoral position will be focused on ‘laser micro-printing’, ‘laser micro-curing” and “laser development of biosensors”. The NTUA Post-doctoral position application deadline has been extended to 31/12/2013 OL Post-doctoral position The OL Post-doctoral position application is not open yet. The position is planned to open on 01 Sept 2014 for 18 months. This will be formally advertised well in advance around April/May 2014.

Teleconference, 02 December 2013 Technical progress At CNRS/LP3 Beam shaping with SLM (Hamamatsu) and microlens arrays. LIFT of silver NPs inks at high velocity. LIFT printing of conductive structures and electrodes. Selective scribing of Transparent Conductive Oxide on Semiconductor (PV). At NTUA New LIFT setup in ps regime. New Two-point probe measurement system. LIFT experiments in ps and ns regime of semiconducting polymer P3HT. LIFT experiments in ns regime of copper ink in liquid phase. At OL New experimental setup for LIFT experiments and laser micromachining. First experiments in ns regime of semiconducting polymer P3HT. Gaussian to Top Hat beam shaping experiments. First experiments in laser sintering of Ag-NPs.

Teleconference, 02 December 2013 Dissemination Activities during seconded period (1 st Year) Transfer of knowledge between Academia and Industrial partners – Oral presentations to OL staff: – Oral presentation to students and staff of NTUA Present project to other Universities: P. Delaporte (LP3) Overview of LP3's activities in advanced laser microprocessing P. Delaporte (LP3) Potential and limitations of the laser transfer printing technique LIFT M. Makrygianni (NTUA) Fabrication of hybrid (Organic/Inorganic) transistors by means of laser technologies I. Zergioti (NTUA) Laser Technologies in organic electronics and sensors (part 1) I. Zergioti (NTUA) Laser Technologies in organic electronics and sensors (part 2) M. Makrygianni (NTUA) Summary of activities at OL the last 6 months D. Karnakis (OL) Industrial Laser Micromachinning I. Zergioti (NTUA) Laser Technologies in organic electronics and sensorsSwansea, Wales, UK

Teleconference, 02 December 2013  Oral presentations:  M. Makrygianni, I. Theodorakos, C. Boutopoulos, I. Zergioti, Laser-Induced Forward Transfer of Metallic Nanoparticle Inks, 5th Pan Hellenic Conference on Metallic Materials  S. Papazoglou, M. Makrygianni, S. Chatzandroulis, I. Raptis, I. Zergioti, Laser Induced Forward Transfer as a Tool for the Fabrication of Graphene-Based Organic Electronic Devices, XXIX PCSSP 2013  S. Papazoglou, M. Makrygianni, I. Zergioti, Laser Induced Forward Transfer of hybrid Graphene/PQT for organic electronics applications, EMRS 2013  J. Ailuno, L. Rapp, A.-P. Alloncle, M. Sentis, Ph. Delaporte, ‘Laser printing of conductive materials for passive microelectronic components’, 6 th International Symposium on Flexible Organic Electronics (ISFOE13), Thessaloniki, Greece, 8-11 July 2013  E. Biver, L. Rapp, A.-P. Alloncle, M. Sentis, Ph. Delaporte, ‘Laser printing of conductive inks at high velocity’, 6 th International Symposium on Flexible Organic Electronics (ISFOE13), Thessaloniki, Greece, 8-11 July 2013  Ph. Delaporte, ‘Laser printing for micro and nanomanufacturing’, International Congress on Applications of Lasers & Electro–Optics (ICALEO 2013), Plenary conference, Miami, USA, October 6-10, 2013 Participation in conferences (1/2)

Teleconference, 02 December 2013  Oral presentations:  Ph. Delaporte, J. Ailuno, E. Biver, L. Rapp, A.-P. Alloncle, ‘Potential of Laser Transfer for Printed Electronics’, Swiss e-Print conference, Basel, Switzerland, November 21-22, 2013  Ph. Delaporte, ‘Laser printing for micro and nanomanufacturing’, International Congress on Applications of Lasers & Electro–Optics (ICALEO 2013), Plenary conference, Miami, USA, October 6-10, 2013  Ph. Delaporte, ‘Laser fabrication of nano/micro-structured materials: printing and ablation’, Invited Seminar, Workshop on ‘Planar Optronic Systems’, PlanOS, Friedrichsdorf, Germany, November 13 th, 2013  Ph. Delaporte, J. Ailuno, E. Biver, L. Rapp, A.-P. Alloncle, ‘Potential of Laser Transfer for Printed Electronics’, Swiss e-Print conference, Basel, Switzerland, November 21-22, 2013  Poster presentation:  M. Makrygianni, S. Papazoglou, I. Raptis, S. Chatzandroulis, I. Zergioti, LASER PRINTED POLYMERIC SEMICODUCTOR/ GRAPHENE COMPOSITE FOR ELECTRONIC DEVICES, 12th International Conference on Laser Ablation (COLA 2013).  M. Chatzipetrou, E. Touloupakis, A. Gkouzou, I. Zergioti, An enzyme biosensor for food quality monitoring fabricated by Laser Induced Forward Transfer, 12th International Conference on Laser Ablation (COLA 2013). Participation in conferences (2/2)

Teleconference, 02 December 2013 Peer-review publications 1.S. Papazoglou, Y.S. Raptis, S. Chatzandroulis, I. Zergioti, A study on the pulsed laser printing of liquid phase, submitted to Applied Physics A 2.S. Papazoglou, V. Tsouti, Y.S. Raptis, I. Zergioti, S. Chatzandroulis, Partially Reduced Graphene Oxide Chemical Sensor Employing Laser Induced Forward Transfer – Fabrication and Evaluation, submitted to Sensors and Actuators: B. Chemical 3.Eleftherios Touloupakis, Marianneza Chatzipetrou, Christos Boutopoulos, Alkisti Gkouzou, Ioanna Zergioti, A polyphenol biosensor realized by laser printing technology, submitted to Sensors and Actuators: B. Chemical 4.Delaporte Ph., Zergioti I., Karnakis D., Chapter Laser Processing in Flexible Organic Electronics in the Handbook of flexible organic electronics, materials, manufacturing and applications, Woodhead Publishing, to be published, 2014

Teleconference, 02 December 2013 Deliverables 1 st Year Prepared and ready for internal review

Teleconference, 02 December st Workshop organization Workshop on Laser Technologies at ISFOE13

Teleconference, 02 December st Workshop organization Workshop on Laser Technologies at ISFOE13 Type of activitiesTitle Invited TalkI. Zergioti Laser Induced Forward Transfer as an advanced tool for direct immobilization of enzymes Oral TalkP. DelaporteLaser printing of conductive inks at high velocity Oral TalkM. Makrygianni Laser Induced Forward Transfer of single and multilayer organic materials Oral TalkP. Delaporte Laser printing of conductive materials for passive microelectronic components Oral Talk S. Papazoglou Pulsed ‐ laser printing of Graphene/Polymer materials for organic electronic devices Oral Talk I. Zergioti Laser Digital Micro ‐ Nano fabrication for Organic Electronics and Sensor applications Oral D. Karnakis Large Area High Resolution Digital Printing for Organic Thin Film Transistor Fabrication

Teleconference, 02 December 2013 Outreach Activities ONE OUTREACH/RESEARCHER/YEAR – Oral presentations: – Advertisement: Video to be uploaded on the Internet I. Zergioti (NTUA) “Use of Laser for the Realization of flexible electronics and Biosensors” at The Hellenic Physical Society (Ε.Ε.F.) I. Zergioti (NTUA) “Use of Laser for the Realization of Biosensors” at The Hellenic Physical Society (Ε.Ε.F.) M. Sentis (CNRS-LP3) « Laser : Between Dream and reality since more than half-century » Conference given to general public in the frame of Marseille European Capital of Culture (MP2013) – Marseille December 5 th, 2013 G. Coustillier (CNRS-LP3) « Fêtes de La Science » Open days at CNRS-LP3 Laboratory with exhibitions and conferences, including LaserMicroFab project, Marseille, 9-13 octobre 2013 A.Kearsley (Oxf.Lasers) “Oxford Lasers: a laser micromachining system integrator” NanoKTN, Workshop on Graphene supply chain, Institute of Physics, London, 28 November 2013

Teleconference, 02 December 2013 Technical Achievements and Results

Teleconference, 02 December 2013 Activities during seconded period (1 st Year) Technical achievements at OL Design of laser beam path for LIFT experiments and laser micromachining Setup:  DPSS ns Nd:YAG laser  X-Y-Z motorized stages Zoom lens system:  Beam expansion design with OSLO software  2 converging lenses of (L 1 and L 3 ) and 1 diverging lens (L 2 ) Solid Phase LIFT experiments: Printing of P3HT pixels through a Cimita Software Laser micromachining: Realization of imaging and shadow masks

Teleconference, 02 December 2013 Technical results at OL LIFT of Polymer: P3HT Donor: without Ti DRL 450 nm P3HT spin-coated on quartz Receiver: Glass Substrate Energy Study: Threshold transfer fluence ≈ 300 mJ/cm 2 Many debris around the deposits > 450 mJ/cm 2 ×Adhesion problem on glass substrate. 395 mJ/cm 2 LIFT with circular mask Laser spot diameter: 80 μm

Teleconference, 02 December 2013 Fluence (mJ/cm 2 ) Technical results at NTUA LIFT of Polymer: P3HT Donor: P3HT spin-coated on Ti/quartz Energy Study: Threshold transfer fluence ≈ 180 mJ/cm 2 More roughness with increasing fluence. Donor: with Ti DRL

Teleconference, 02 December 2013 PEN T g =120 o C T melt =270 o C CW laser at 1064 nm, at 20W Laser sintering: Nanoparticle ink curing Silver Ink on PEN

Teleconference, 02 December 2013 Silver Ink on PEN Reduced heat affected zone Makes it possible to use plastic substrates Laser sintering: Nanoparticle ink curing Simulation results using SENTAURUS Irradiation with the use of Shorter pulses

Teleconference, 02 December 2013 Technical Results Technical results at NTUA 7,72 x Ω cm when sintered at 40 W Reference with LIFT and cured at 150 o C for 60 min: 1,8 x Ω cm Silver bulk: 1.59×10 -6 Ω·cm 7,41 x Ω cm when sintered at 20 W Sample: Ag-NP layer on glass Sample: Ag-NP layer on PEN Electrical characterization of selectively laser cured Ag-NP lines

Teleconference, 02 December Fabrication of interdigitated electrodes for the development of chemical sensors, in collaboration of all partners. To be submitted at LPM Completion of the laser sintering experimental and simulations and publication asap, (NTUA-OL)- SPI response - LIFT of Cu ink (NTUA) - Laser beam homogenisation from Gaussian to tophat for projection mask imaging beam delivery (OL) Future work