educational Lasers

1 8. Workshop – Uni Rostock Referent: Dr. Jürgen Gallus

Ausbildungssysteme für Laser und Photonik

educational Lasers

2 1. Helium-Neon-Laser 2. Fluoreszenz und Raman-Spektren

Spektroskopie von und mit Lasern

educational Lasers

4

He-Ne-Emissionsspektrum qualitativ

8.Workshop – Rostock – Juni 2018

educational Lasers

5

He-Ne-Emissionsspektrum quantitativ

8.Workshop – Rostock – Juni 2018

Aus: He-Ne-Laser

Fabian Ganss, Robert Schmidt

Laborprotokoll 2008

611nm

633nm

educational Lasers

8

Konkurrierende Prozesse

8.Workshop – Rostock – Juni 2018

Spontane Emission Stimulierte Emission

educational Lasers

10

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

633nm

educational Lasers

11

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

633nm

educational Lasers

12

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

633nm

educational Lasers

13

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

educational Lasers

14

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

educational Lasers

15

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

educational Lasers

16

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

LASER

educational Lasers

17

Spontane vs. Stimulierte Emission

8.Workshop – Rostock – Juni 2018

educational Lasers

18

Spontane vs. Stimulierte Emission

LASER

Jes Henningsen

“Teaching laser physics by experiments”

Am. J. Phys. 79 (1), January 2011 8.Workshop – Rostock – Juni 2018

educational Lasers

19 8.Workshop – Rostock – Juni 2018

Laser 532nm

Probe Notchfilter 532nm

Lichtleiter

Spektrometer

Anzeige / Auswertung

2. Fluoreszenz und Raman-Spektren: Versuchsaufbau

educational Lasers

20 8.Workshop – Rostock – Juni 2018

Rhodamin B aus der Literatur

Nanometrology using Time-Resolved Fluorescence - Scientific Figure on ResearchGate.

Available from: https://www.researchgate.net/Normalised-absorbance-and-fluorescence-

emission-of-Rhodamine-B-in-methanol-with-an_fig3_305654118

532nm

educational Lasers

21 8.Workshop – Rostock – Juni 2018

Rhodamin B eigene Messung

Nanometrology using Time-Resolved Fluorescence - Scientific Figure on ResearchGate.

Available from: https://www.researchgate.net/Normalised-absorbance-and-fluorescence-

emission-of-Rhodamine-B-in-methanol-with-an_fig3_305654118

532nm

educational Lasers

25 8.Workshop – Rostock – Juni 2018

Perylen in PMMA

educational Lasers

26 8.Workshop – Rostock – Juni 2018

Perylen in PMMA

educational Lasers

27 8.Workshop – Rostock – Juni 2018

Raman-Spektren

C-Hstretch

O-H

C=O

C-O

C-Hbend

educational Lasers

28 8.Workshop – Rostock – Juni 2018

Raman-Spektren

educational Lasers

29 8.Workshop – Rostock – Juni 2018

Komplexes Raman-Spektrometer

educational Lasers

30 8. Workshop – Uni Rostock

Herzlichen Dank für Ihre Aufmerksamkeit!