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Trinity College Dublin

Manufacturing

This page highlights some of the technologies under development in CRANN to meet the needs of the manufacturing sector. These technologies are available for license or for development with a collaborative partner for a specific application.

Please contact CRANN Commercialisation Manager Brendan Ring if you are interested in any of these technologies.

E: brendan.ring AT tcd.ie T: +353 1 896 3088

Carbohydrate Coatings for Antifouling Applications

This technology enables the coating of a range of materials, including carbon, metals, alloys and plastics with synthetic carbohydrates.

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This technology enables the coating of a range of materials, including carbon, metals, alloys and plastics with synthetic carbohydrates. The carbohydrate coating can modulate biological response and promote non-biocidal antifouling.

GlycoCoat.jpgApplications Include:
• Control and prevention of biofouling is important for a wide range of end-users.
• Bioactive, non-toxic, anti-fouling coatings for sensors, medical devices, food processing apparatus, marine devices.
• Antimicrobial and antifungal coatings for food packaging, textiles and agricultural applications.
• Protection of any surface where biofouling can compromise the quality of the device, product or process.

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Diamond Nano Patterning

This diamond patterning technology enables high resolution nano-scale engraving on to the surface of diamond.

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The technology facilitates a wide range of applications specific to diamond in a simple cost-efficient method for the first time.

Applications include: Patterning on a wide variety of substrates.

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Image: Schematic of diamond patterning process.

High Resolution Diamond AFM Probes

The technology solution takes a low resolution diamond tip and creates a high resolution tip from it- using diamond patterning technology.

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Applications Include: Higher resolution AFM imaging.

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Image: Tip processed with diamond patterning technology- high resolution tip.

 

Energy Efficient Electroplating

Magnetically enhanced electrolysis greatly improves the surface quality, reduce the energy requirement and enables smaller feature size of the electroplated surface.

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This novel technique consists of electrodes with a self-driven convective system.

Applications Include: Plating/coating of thin layers for multiple purposes, controlled porosity for surface finishes and replacement of electro-polishing or alloy plating.

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Image: Enhanced electro plating to improve surface finish and reduce energy requirements.

 

Energy Efficient Electrowinning and Refining

Novel technique shows a 30% reduction in voltage required by the incorporation of a magnetic field.

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This technology can be applied in most electrolytic processes where metals in solution are converted to solid.

Applications Include: Precious metal recovery, environmental applications, removal of ions from dilute solutions and treating wastewaters containing toxic heavy metals such as cadmium or lead.

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Image: Electrowinning for waste water treatment.

Controlled Location Deposition

This technology uses magnetically enhanced electrolysis to produce patterns on magnetic materials without the need for a mask.

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Applications Include: Patterned metal plating/coating of thin layers for use in the semiconductor, medical device and coatings sectors.

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Images: Electrodeposited patterns achieved using magnet arrays. The arrays are a) square parallel, b) square alternating, c) hexagonal parallel and d) hexagonal alternating arrangements. Bottom row: More electrodeposits under different conditions. The magnet arrays are d) hexagonal pair-wise alternating, e) square alternating, f) hexagonal parallel and g) hexagonal alternating.

Exfoliation of 2-D Materials

A robust, cost effective process to manufacture large quantities of the thinnest possible platelets– one atom in thickness.

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A major breakthrough has been made in the manufacture of high aspect platelets. Suitable materials such as Graphene (black in colour) or Boron Nitride (white in colour) are currently being manufactured and tested in CRANN.

Applications include: Optoelectronic devices, use as a strong, light filler material, composites and sending devices.

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Image: Thinnest possible platelets– one atom in thickness.

 

High Resolution Optical Microscopy

We have developed an innovative technology which provides sub wavelength laser spot that enables Scanning Nearfield Optical Microscopy (SNOM) to achieve much higher level of excitation power and enhancement signals with ultimately higher spatial resolution

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This modification can give enhanced imaging capability for optical microscopy.

Applications include:  Nanolithography, strain sensing and high resolution optical microscopy.

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Image: Near-field Raman image area using our technology- the width of the carbon wire in the image is 129 nm.
 

Uniformly Shaped Metallic 3D-Sculptured Nano-Structures

This novel manufacturing method allows for production of uniformly shaped custom three-dimensionally sculptured nano-structures (helices, zig-zags, etc.) made from metals and high surface mobility materials.

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Applications include: Sensing, communications, optical devices, energy harvesting and enhanced light adsorption for solar technologies.

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Image: Image of nano-structures manufactured in CRANN.

 

Optical Signal to Noise Ratio Measurement Device

This OSNR measurement device provides a cost-effective and robust solution to the in-band OSNR monitoring problem.

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Impairments to the signal incurred from the network such as chromatic dispersion, polarization mode dispersion, additional filtering, etc., will not influence the function of the module.

Applications include: Optical telecommunications. ONSR is a key parameter for future high speed and transparent optical networks.

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Image: OSNR is a key measure of the health of optical networks; particularly those used for optical telecommunications, and is a key parameter for future high speed and transparent optical networks.