This document provides information on the portfolio of CETRI TECH, including their areas of expertise: materials and nanotechnologies, advanced data processing and computational intelligence, and non-destructive testing. Specifically, it describes their capabilities in areas such as inkjet material deposition, nano-material synthesis and characterization, materials applications, advanced data processing techniques, and non-destructive testing methods including ultrasonics, acoustic emission, thermography, and ground penetrating radar. Contact information is provided for Thomas Parissis, Chief Operations & B.D. Manager.

1. CETRI TECH PORTFOLIO
Think Innovation
Thomas Parissis
Chief Operations & B.D. Manager
thparissis@gmail.com; tpa@cetri.net
Skype: Thomas.parissis
www.cetri.net

2. What we do
+ Materials & Nanotechnologies
+ Advanced data processing & computational intelligence
+ Non-destructive testing
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3. INKJET MATERIAL DEPOSITION
• Printed circuit boards: Conductive ink instead
of screen printing or photolithography for rapid
prototyping (digital fabrication, no need for mask),
non-planar topologies, new functionalities
• RFIDs/NFCs: Massive fabrication of unique
structures
• OLED displays: Precise placement of
photoemitting materials (flexible displays)
• Sensor arrays: Precise placement of sensing
materials for various sensing schemes (chemical
sensors, biosensors, microfluidics, etc.)
• Polymer, all-printable electronics: Even
transistors can be printed in complex 3D
topologies

4. • Carbon nano-tubes: Produced by Chemical Vapor deposition (CVD), catalytic processes, spray or solid
pyrolisis
• Titania (TiO2) nanoparticles: Synthesis of nanoparticles utilizing various methods (e.g. Sol-Gel).
Production of doped-TiO2 nanoparticles for activation in visible light
• Titania nanotubes: Basic produced utilizing hydrothermal methods
• Metal nanowires/nanotubes: Produced by electroplating in Aluminum Anodized Oxide (AAO) templates.
• Zeolites: Produced by hydrothermal methods from various raw materials
• Nanostructured coatings: Metal and alloy matrix composite coatings reinforced by ceramic nanoparticles
• Supramolecular chemistry: Design, synthesis and characterization of new Organic and Coordination
Compounds
• Organic semiconductors: Design synthesis and characterization of new organic and organometallic
semiconducting nanomaterials
• Organic molecular switches: Synthesis of medium and photo- responsive materials, supramolecular
chemistry & nanochemistry, solution Chemistry and Thermodynamics
• Organic molecular sensors: Design and characterization of new solvatochromic dyes acting as molecular
sensor, physical organic chemistry, solvent and substituent effects
• Organic nano-coatings: Mono-molecular coatings for oxidation preventions
• Structural characterisation: SEM, XRF, XRD, XTS, FTIR, TA/DTG, AAS, AFM, etc.
• Properties characterisation: hardness, tribological tests, chemical stability, corrosion, etc.
NANO-MATERIALS SYNTHESIS, PRODUCTION & CHARACTERISATION

5. • Functional coatings: wear and corrosion resistance (electroplating)
• Photocatalysis: self cleaning, anti-bacterial properties, degradation of pollutants
• Thin Films: manufacturing with several coating methods (spin coating, chemical vapor
deposition, sputtering)
• Composite materials: thin film precursors, colloid preparation
• Micro & nano-solder powder and solder pastes
• Solar Cells Technology: dye sensitized solar cells, hybrid structures , electrodes
• Environmental Applications: ion Exchange systems
• Chemical Sensors: CNTs, metal nanowires, organometallic complexes, chemical modifications
MATERIALS & NANOTECH APPLICATIONS

6. • Signal / image pre-processing techniques: Normalisation techniques, noise removal
techniques, signal/image transformations, signal resampling, filtering techniques, artefact
detection, averaging techniques, signal cutting
• Feature extraction techniques: statistical analysis, application of derivatives, auto- and
cross- correlation, coherence, analysis, power spectrum analysis, Fourier transform (FT), Short
Time Fourier Transform (STFT), Wavelet transform (WT), Principal Component analysis (PCA),
image spectral and spatial features, 1st order texture features, Haralick features, LISA features,
wavelet energy features
• Feature selection algorithms: Filter and wrapper techniques, Sequential Forward Selection
(SFS), Sequential Backward Selection (SBS), floating search (SFFS, SBFS), Branch and
Bound, ReliefF, minimum redundancy FS, Correlation FS, feature relevance ranking techniques
• Pattern recognition techniques: k-NN classifiers, Naïve Bayes classifiers, Decision Trees,
multilayer perceptron, K-means clustering, Hierarchical clustering, neural networks, Fussy
Systems, Adaptive Neuro-Fuzzy Inference Systems, Linear and Quadratic Discriminant
Analysis, Support Vector Machines, Genetic algorithms
ADVANCED DATA PROCESSING & COMPUTATIONAL INTELLIGENCE

7. • Long Range ultrasonics: Inspection and health structural monitoring with Guided waves,
pulse-echo mode, through transmission mode, phased array focusing, FEA modelling of
ultrasonic propagation
• Acoustic Emission: Inspection and health structural monitoring with high-level, low-cost
Acoustic Emission sensors, attenuation analysis, calibration, signal features extraction,
conditioning, detection and hit process
• Thermography: Passive/active thermography, Near Infrared imaging (NIR), transient
thermography, pulsed thermography, step heating thermography, lock-in thermography
• Ground penetrating radar: Inspection of various materials and structures with GPR, GPR
surveys, 2D and 3D imaging, methods for calibration and setting-up, Data collection, display and
analysis, laboratory and field measurements, numerical simulations to estimate the antenna
response over various material types
NON-DESTRUCTIVE TESTING

8. ADDRESS: K. Paparigopoulou 15, Limassol 3106, Cyprus
Phone: +357 25355787 & +357 25355575
Fax: + 357 25369950
Website: http://www.cetri.net
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