welcome to
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WELCOME to. NATSYCO. microscopy. Optical microscopy Electron microscopy. Scanning probe microscope. Scanning probe microscope. AFM (Atomic Force Microscope) . EFM ( Electrostatic force microscope ) MFM ( Magnetic force microscopy ) SCM ( Scanning capacitance microscopy ) - PowerPoint PPT PresentationTRANSCRIPT
WELCOMEto
NATSYCO
microscopy
Optical microscopy Electron microscopyScanning probe microscope
Scanning probe microscope
• EFM (Electrostatic force microscope)• MFM (Magnetic force microscopy)• SCM (Scanning capacitance microscopy)• SGM (Scanning gate microscopy)
• AFM (Atomic Force Microscope)
• STM (Scanning Tunneling microscope)
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Scanning Modes
Constant current mode Constant height mode
System Components
Mechanical Parts Electronics Parts Computer Case
Sample preparation
Needle replacement
Needle typePlatinum-iridium (PtIr)Tungsten tips Gold
Needle preparationElectrochemical etchingMechanical shearing
System Software Execution
Stm.exe
What SONY claims?Is it true?
Answer is yes, SONY says trueNormal CD
Sony Fabricated CD
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Obtained Imaged using NAMA-STM with very higher resolution
Scanned by NAMA-STMStandard Calibration sample
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Standard Calibration Sample 750-HD
3 D image Standard Calibration sample Scanned by our NAMA-STM
2 D image Standard Calibration sample Scanned by our NAMA-STM
Mean pitch=738 nmStep high;= 100nmComposition: solid Nickel
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Gold Nano crystals 6-14nm www.natsyco.com
ZnO Nanoparticles around 6.5-8nm
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Gold Nano crystals 6-14nm
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Gold Nano crystals 6-14nmwww.natsyco.com
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Etching of atoms and molecules from the surface of gold (100x100nm) by our STM system (a step for Nanorobotics)
Atomic resolution of graphite
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Thanks for Your Attention