photonische materialien v11 - tu chemnitz
TRANSCRIPT
![Page 1: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/1.jpg)
Photonische Materialien11. Vorlesung
• Einführung in quantenmechanische Aspekte und experimentelle Verfahren (1)
•Lumineszenz-Label (1)•Supramolekulare und biologische Systeme (1)•Halbleiter Nanopartikel (2)•Quanten-Well-Strukturen (1) •Metallische Nanopartikel•Solarzellen (1)•Organische Leuchtdioden und Solarzellen (1)•Flüssige Kristalle (1)•Displays (1)•Photonische Kristalle (1)•Optisch aktive Materialien (1).
![Page 2: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/2.jpg)
Flüssigkristalle• Phasen
– nematisch (Faden)– smektisch (Seife)– kolumnar (Säule)– flüssigkristalline Polymere
• Ordnungszustände• Phasenübergänge• Defekte• Eigenschaften
– mechanische– optische– elektrische
Wiederholung
![Page 3: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/3.jpg)
Flüssigkristalle
• 1888 Cholesterol-Derivat• Mesogene Phase• Thermotrop (1% aller Moleküle)• Anisotropie – Fernordnung• Phasen• Einfluss äußerer elektrischer und
magnetischer Felder
![Page 4: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/4.jpg)
Selbstorganisation
![Page 5: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/5.jpg)
Ordnung in Flüssigkristallen
![Page 6: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/6.jpg)
Nematische Flüssigkristalle
![Page 7: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/7.jpg)
Methyloxybenzylidenbutylanilin (MBBA)
Schmelzpunkt: 22 °CKlärpunkt: 47 °C
Pentylcyanobiphenyl (5CB)
Schmelzpunkt: 23 °CKlärpunkt: 35 °C
![Page 8: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/8.jpg)
Chiral Nematische Flüssigkristalle
![Page 9: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/9.jpg)
Smektische Flüssigkristalle
Smektisch C
Smektisch A
![Page 10: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/10.jpg)
„Smektische“Moleküle
![Page 11: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/11.jpg)
Smektisch Chirale Phasen
![Page 12: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/12.jpg)
Cholesterisch
![Page 13: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/13.jpg)
Kolumnare Phasen
![Page 14: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/14.jpg)
![Page 15: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/15.jpg)
Flüssigkristalline Polymere
![Page 16: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/16.jpg)
Ordnung
![Page 17: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/17.jpg)
Ordnungsparameter
![Page 18: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/18.jpg)
snapshot from a molecular dynamicssimulation showing the liquid crystal moleculePCH5 in a nematic phase.
![Page 19: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/19.jpg)
Phasenübergänge
![Page 20: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/20.jpg)
Temperaturabhängigkeit
![Page 21: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/21.jpg)
Elastische Eigenschaften
![Page 22: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/22.jpg)
Dielektrische Eigenschaften
![Page 23: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/23.jpg)
Brechungsindex n
![Page 24: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/24.jpg)
Texturen
![Page 25: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/25.jpg)
Defekte
Punkt DefektS= ½ Defekt
![Page 26: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/26.jpg)
Schlieren-Textur
![Page 27: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/27.jpg)
Optische Displays
• Kathodenstrahlröhre• Plasma- Displays• Flüssigkristall- Displays• LED - Displays
![Page 28: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/28.jpg)
![Page 29: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/29.jpg)
Kathodenstrahl Röhre
![Page 30: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/30.jpg)
![Page 31: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/31.jpg)
Elektronenstrahlröhre
25.000 bis 35.000 Volt
![Page 32: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/32.jpg)
Lochmaske
![Page 33: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/33.jpg)
![Page 34: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/34.jpg)
![Page 35: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/35.jpg)
![Page 36: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/36.jpg)
![Page 37: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/37.jpg)
![Page 38: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/38.jpg)
gas neon with a small amount of mercury
![Page 39: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/39.jpg)
Plasma Display
180 to 200 volts DC
![Page 40: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/40.jpg)
![Page 41: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/41.jpg)
Ac- dc
![Page 42: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/42.jpg)
Leuchtstoffe in Plasma Displays
• BaMgAl10O17:Eu2+ (blau), Zn2SiO4:Mn2+ (grün) und (Y,Gd)BO3:Eu3+ (rot)
• Y(V,P)O4:Eu3+; Y2O2S:Eu3+ (rot)
![Page 43: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/43.jpg)
![Page 44: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/44.jpg)
![Page 45: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/45.jpg)
Plasma Display
![Page 46: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/46.jpg)
![Page 47: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/47.jpg)
Plasma Display
![Page 48: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/48.jpg)
Flüssigkristalline Anzeigen (Displays)
![Page 49: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/49.jpg)
Polarisation von Licht
![Page 50: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/50.jpg)
Optische Doppelbrechung
![Page 51: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/51.jpg)
Permanentes elektrisches Dipolmoment Dipolmoment
![Page 52: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/52.jpg)
Flüssigkristallorientierung auf Oberflächen
![Page 53: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/53.jpg)
Schaltung Transmission
![Page 54: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/54.jpg)
Schaltung Transmission
![Page 55: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/55.jpg)
Schaltzeiten Flüssigkristall
![Page 56: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/56.jpg)
Schaltung Polymer-Flüsigkristalle
![Page 57: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/57.jpg)
Schaltung Farbstoffe
![Page 58: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/58.jpg)
Twisted Nematic Cell (TN)
![Page 59: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/59.jpg)
![Page 60: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/60.jpg)
![Page 61: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/61.jpg)
![Page 62: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/62.jpg)
DSTN –DisplayDouble Super Twisted Nematic
![Page 63: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/63.jpg)
Farb-LCD
![Page 64: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/64.jpg)
![Page 65: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/65.jpg)
TFT Bildschirm
![Page 66: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/66.jpg)
![Page 67: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/67.jpg)
LCD Pixel auf Farbfilter
![Page 68: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/68.jpg)
Pixel- Schaltbild
![Page 69: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/69.jpg)
Elektrodenschaltung
![Page 70: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/70.jpg)
Schalttransistor
![Page 71: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/71.jpg)
![Page 72: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/72.jpg)
![Page 73: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/73.jpg)
![Page 74: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/74.jpg)
![Page 75: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/75.jpg)
![Page 76: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/76.jpg)
![Page 77: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/77.jpg)
Licht emittierende Dioden
![Page 78: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/78.jpg)
OLED Matrix
![Page 79: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/79.jpg)
![Page 80: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/80.jpg)
OLED Screen
![Page 81: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/81.jpg)
p-OLED – Ink Jet Printed/a-Si
![Page 82: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/82.jpg)
![Page 83: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/83.jpg)
Beleuchtung (6) wird polarisiert (2)gefiltert (3), durchquert die hintere Glasscheibe (4), den STN-Flüssigkristall (5),die vordere Glasscheibe (4), die vordere Filterfolie (3) und den vorderen Polarisator (2) und tritt schließlich farbig aus (1).
![Page 84: Photonische Materialien V11 - TU Chemnitz](https://reader031.vdocuments.site/reader031/viewer/2022012104/616a1c8c11a7b741a34eee2e/html5/thumbnails/84.jpg)