12

PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

  • Upload
    others

  • View
    5

  • Download
    0

Embed Size (px)

Citation preview

Page 1: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]
Page 2: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

PARANYMPHS

DR. GUUS VAN DALUM DR. YOONSUN YANG

Page 3: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

CRYSTALLIZATION

Page 4: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

MINERAL SCALE IN INDUSTRY

Page 5: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

NUCLEATION AND CRYSTAL GROWTH

SOLUTION SATURATED WITH IONS

CRYSTAL GROWTHSURFACE

Nanometersize

NUCLEATION

Page 6: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

POLYMER FILMS

NANOMETER THIN POLYMER FILMS: POLYSULFONE POLYSTYRENE POLY(P-PHENYLENE OXIDE)

Page 7: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

CRYSTAL GROWTH RATE IN SITU

Page 8: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

MICROFLUIDIC DEVICE

Page 9: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

RAMAN-MICROFLUIDICS

200 300 400 500 600 700 800 900 1000 1100 1200 1300 14000

200

400

600

800

1000

1200

280 711

Inte

nsity

Raman shift [1/cm]

1085

Page 10: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

INHIBITOR INFLUENCE ON CRYSTAL GROWTH

Inhibitor: carboxymethyl inulin

Time lapse images of crystal growth

Page 11: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]

NUCLEATION RATE – DOUBLE PULSE

Nucleation quenched

t1 t2 t3

Nucleation

Crystal growth

Kinetic profile of mineralization solution

Page 12: PARANYMPHS - Universiteit Twente€¦ · RAMAN-MICROFLUIDICS 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 0 200 400 600 800 1000 1200 280 711 Intensity Raman shift [1/cm]