PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000...
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Transcript of PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000...
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PARANYMPHS
DR. GUUS VAN DALUM DR. YOONSUN YANG
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CRYSTALLIZATION
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MINERAL SCALE IN INDUSTRY
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NUCLEATION AND CRYSTAL GROWTH
SOLUTION SATURATED WITH IONS
CRYSTAL GROWTHSURFACE
Nanometersize
NUCLEATION
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POLYMER FILMS
NANOMETER THIN POLYMER FILMS: POLYSULFONE POLYSTYRENE POLY(P-PHENYLENE OXIDE)
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CRYSTAL GROWTH RATE IN SITU
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MICROFLUIDIC DEVICE
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RAMAN-MICROFLUIDICS
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Inte
nsity
Raman shift [1/cm]
1085
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INHIBITOR INFLUENCE ON CRYSTAL GROWTH
Inhibitor: carboxymethyl inulin
Time lapse images of crystal growth
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NUCLEATION RATE – DOUBLE PULSE
Nucleation quenched
t1 t2 t3
Nucleation
Crystal growth
Kinetic profile of mineralization solution
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