CVD Equipment Corporation · NASDAQ:CVV
CVD Equipment — Carbon Conference – Rio 2013
14 slides from CVD Equipment's conference presentation, Jul 15, 2013
Slide 1: Nanocarbon-based Material Platform for the Manufacturing of Multifunctional Materials
enabling tomorrow’s technologies™ Nanocarbon-based Material Platform for the Manufacturing of Multifunctional Materials Monday July 15th, 2013 M.Monville*, R.Singhal*, M.K.Reddy*, and K.Strobl* * CVD Equipment Corporation, 355 South Technology Drive, NY 11722, USA Carbon Conference – Rio 2013 – July
Slide 2: Introduction
enabling tomorrow’s technologies™ Introduction CVD Materials Corporation, a subsidiary of CVD Equipment Corporation launches internet business portal to facilitate the commercialization of Nanomaterials. www.cvdmaterialscorporation.com CVD Materials Corporation will engage with its customers on 3 le
Slide 3: The Nano-to-Macro missing bridge for nanomaterials
enabling tomorrow’s technologies™ The Nano-to-Macro missing bridge for nanomaterials : Manufacturing ? CVD Materials Corporation masters the production of graphene through the Chemical Vapor Deposition (CVD) of carbon precursors cracked onto catalysts substrates - mainly Cu and Ni alloys - at temper
Slide 4: Standard characterization techniques available for Graphene
enabling tomorrow’s technologies™ Standard characterization techniques available for Graphene : Scanning Electron microscopy + performed on as-grown samples - tedious protocol - cannot clearly give the number of graphene layers Optical microscopy - requires transferred samples - elementary observati
Slide 5: Problem raised for a rapid, integrated and automated quality analysis of CVD Graphene
enabling tomorrow’s technologies™ Problem raised for a rapid, integrated and automated quality analysis of CVD Graphene: Quality analysis is usually performed AFTER TRANSFER of CVD graphene onto an optically Raman signal enhancing substrate (285nm SiO2 layer is the standard) Analyzing the quality of
Slide 6: Problem of rapid transfer: higher chances to damage the graphene
enabling tomorrow’s technologies™ Problem of rapid transfer : higher chances to damage the graphene Holes Collapsed graphene aggregates Optical microscopy (x100) of CVD Graphene transferred on 285nm SiO2 wafer Folded layers How to prevent any misinterpretation on the quality of graphene here, withou
Slide 7: Proof of concept
enabling tomorrow’s technologies™ Proof of concept : as-grown CVD Graphene, base-line corrected vs. same CVD Graphene, transferred D G 2D baseline corrected signal obtained for as-grown graphene on Cu foil raw signal obtained for the same CVD graphene transferred to 285nm SiO2 / Si substrate. Carbon
Slide 8: Solution for a rapid, integrated and automated quality analysis of CVD Graphene
enabling tomorrow’s technologies™ Solution for a rapid, integrated and automated quality analysis of CVD Graphene: WHAT WE PROPOSE : DIRECT analysis on as-grown CVD graphene on substrate AUTOMATED standard Raman sampling QUANTITATIVE analysis SCALABLE method COMPLEMETARY to optical microscopy versat
Slide 9: Experiment
enabling tomorrow’s technologies™ Experiment : Here, Raman plots of the sixteen raw spectra. 2”x2” Cu foil (Alfa Aesar, 99.8% purity), 25 µm thick Carbon Conference – Rio 2013 – July 14-19, 2013 – Rio de Janeiro, Brasil 9
Slide 10: Automated spectral analysis steps
enabling tomorrow’s technologies™ Automated spectral analysis steps : 1. Establish the exclusion windows (input the start and end of the spectral window). 2. Curve fit with a polynomial curve the extracted spectra (6 to 12 order depending on shape of background). 3. Use the fitted parameter to estab
Slide 11: Experiments (I)
enabling tomorrow’s technologies™ Experiments (I) : Base-line corrected raman signal of as-grown CVD graphene raw signal on as-grown CVD Graphene with important background owing 1 to Cu fluorescence D G 2D 2 baseline corrected signal Carbon Conference – Rio 2013 – July 14-19, 2013 – Rio de Janeiro,
Slide 12: Results (I)
enabling tomorrow’s technologies™ Results (I) : 2D / G Series4 Series3 2.8-3.0 2.6-2.8 2.4-2.6 2.2-2.4 2.0-2.2 Series2 Series1 1 2 3 4 2D/G 1 2 3 4 1 2.1 2.4 2.8 2.5 2 2.0 2.4 2.1 2.4 3 2.7 2.1 2.4 2.8 4 2.2 2.9 2.6 2.8 Carbon Conference – Rio 2013 – July 14-19, 2013 – Rio de Janeiro, Brasil 12
Slide 13: Results (II)
enabling tomorrow’s technologies™ Results (II) : D/G Series4 Series3 0.20-0.30 0.10-0.20 0.00-0.10 Series2 Series1 1 2 3 4 D/G 1 2 3 4 1 0.13 0.00 0.00 0.00 2 0.00 0.00 0.21 0.00 3 0.06 0.06 0.27 0.25 4 0.05 0.00 0.00 0.12 Carbon Conference – Rio 2013 – July 14-19, 2013 – Rio de Janeiro, Brasil 13
Slide 14: enabling tomorrow’s technologies
enabling tomorrow’s technologies™ a division of CVD Equipment Corporation 14