Lorentz Center - Cavity enhanced spectroscopy – Recent developments and new challenges from 2 Nov 2009 through 6 Nov 2009
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    Cavity enhanced spectroscopy – Recent developments and new challenges
    from 2 Nov 2009 through 6 Nov 2009

Monday 02

Monday 02.11.2009: Winterschool ‘Cavity Enhanced Spectroscopy’

09.00 – 10.45            Arrival winterschool participants, registration and coffee

10.45 – 11.00            Practical information provided by Lorentz Center

11.00 – 12.00            Dr. G. Berden

Course I: General introduction

12.00 – 13.30            Lunch

13.30 – 15.00            Dr. R. Engeln

Course II: Overview of different cavity enhanced techniques

15.00 – 15.30            Coffee / Tea break

15.30 – 17.00            Prof. A. Orr-Ewing

Course III: Spectroscopy and CRDS applications

18.00                          Departure (walking, cycling or by public transport) to Restaurant La Bota

18.30 – 21.00            Winterschool evening downtown Leiden: dinner at restaurant     La Bota (Herensteeg 9)


Tuesday: 03.11.2009: Winterschool ‘Cavity Enhanced Spectroscopy’

09.00 – 10.30            Prof. M. Sigrist

Course IV: Applications of cavity enhanced techniques

10.30 – 11.00            Coffee / Tea break

11.00 – 12.30            Dr. A. Ruth

Course V: Applications of broadband cavity enhanced techniques

12.30 – 15.00            Lunch & Discussion sessions

15.00 – 15.30            Coffee / Tea break

15.30 – 17.00            Prof. H. Linnartz

Course VI: CRDS and astrochemistry

Free evening


Workshop program

Wednesday: 04.11.2009: Workshop

09.00 -  11.00            Arrival workshop participants, registration and coffee

11.00 – 11.15            Practical and general information provided by Lorentz Center

11.15 – 12.00            Invited speaker: Gus Hancock: Cavity absorption with

                                    diodes: widening the wavelength range

12.00 – 12.30            Sp1. Wim van der Zande: Line mixing and collision induced absorption in the molecular oxygen at atmospheric pressure.

12.30 – 14.00            Lunch

14.00 – 14.30            Sp2. Douglas Hamilton: Optical feedback CEAS in a ring cavity for the detection of O2 isotopologues in air.

14.30 – 15.15            Invited speaker: Nathalie Picque: Cavity enhanced frequency comb Fourier transform spectroscopy

15.15 – 15.45            Sp3. Daniel Lisak: Cavity ring down measurements of the line parameters of water rotation-vibration transitions.

15.45 – 16.15            Coffee / Tea break

16.15 – 16.45            Sp4. Alex Parker: Spectroscopy and Kinetics of HOx radical by simultaneous coupling of cw-CRDS and high repetition rate LIF to laser photolysis

16.45 – 17.15            Sp5. Helen Waechter: UV wavelength fiber-loop CRDS for microfluids

17.15 – 18.00            Invited speaker: Hans-Peter Loock: Cavity ring down spectroscopy using waveguides  

18.00 – 21.00            Wine and Cheese & Poster session - there will be a prize for the best poster(s).


Thursday: 05.11.2009: Workshop.

09.00 – 09.45            Invited speaker: Frans Harren: Sensitive laser-based trace gas detection for biological and medical applications.

09.45 – 10.15            Sp6. Marcel Snels: Detection and identification of solid explosives (TNT and DNT) by NIR cavity ring down spectroscopy.

10.15 – 10.45            Coffee / Tea break

10.45 – 11.15            Sp7. Joseph Guss: Detection of Helicobacter Pylori infection by cavity ring down spectroscopy.

11.15 – 11.45            Sp8. Robert Klein Douwel: UV absorption and fluorescence of NCN and interfering species in a flame.

11.45 – 12.15            Sp9.  LCVU: Wim Ubachs: CRD from scattering to spectroscopy, and from gases, to liquids and surfaces

12.15 – 13.30            Lunch


Industrial presentations

13.30 – 14.00            Presentation Layer Tec

14.00 – 14.15            Presentation Wileys

14.15 – 16.00            Industrial exhibition in Lorentz Center, presentation of new book on cavity ring down techniques (Giel Berden, Richard Engeln), discussion time.


Social event

16.00                          Departure to boat by bus

16.30 – 20.30            Boat trip including dinner and poster prize ceremony

20.30                          Departure bus via Central Station and Bastion Hotel to Lorentz Center


Friday: 06.11.2009: Workshop.

09.00 – 09.45            Invited speaker: Erik Brόndermann: THz cavity enhanced spectroscopy from astrochemistry to biochemistry

09.45 – 10.15            Sp10. Stefan Persijn. Gas measurements using a versatile spectrometer and the comparison with HITRAN and PNNL database.

10.15 – 10.45            Coffee / Tea break

10.45 – 11.30            Invited speaker: Dean Venables: Aerosol extinction measurements using broad band cavity enhanced Spectroscopy.

11.30 – 12.00            Sp11. Lineke vd Sneppen: Evanescent-wave broad band cavity enhanced absorption spectroscopy. Applications to spectro-electrochemistry.

12.00 – 12.30            Sp12. Grant Ritchie: Cavity enhanced evanescent wave trapping and spectroscopy.

12.30 – 14.00            Lunch

                                    Special afternoon on cavity ring down for students.

14.00 – 14.30            SP13. Oliver Willis: Laser spectroscopy in the teaching lab – a simple CRDS experiment.    

14.30 – 15.00            Round table discussion about cavity enhancement experiments in practica.

15.00 – 16.00            Coffee / Tea break / Closing



Poster 1. Denis Arslanov

Rapid trace gas detection with cw Optical Parametric Oscillator based Integrated Cavity Output Spectroscopy

Poster 2. Md Shafiqul Islam Aziz et al.

Automated system for monitoring trace C2H2 in ambient air by CRDS combined with sample preconcentration.

Poster 3. Beth Cummings et al.


Poster 4. Agata Cygan et al.

Line intensities and line shapes coefficients measurements of oxygen B-band using frequency-stabilized CRDS technique

Poster 5. Erika Coyne

The Prismatic: Achieving Ultra-High Reflectivity and Broad Bandwidth in CW-CRDS

Poster 6. Mokhtar Djehiche et al.

The application of cw-CRDS  in the photolysis of methyl nitrite

Poster 7. Stephane Douin et al.

Towards branching ratio determination for the production of CH3, CH2 and CH radicals following methane photlysis at 121.6 nm.

Poster 8. Roberto Grilli et al.

Mid-IR ethene detection using DFG in a quasi-phase matched LiNbO3 waveguide

Poster 9. Meez Islam et al.

Broadband CEAS as a detector for HPLC

Poster 10, Chaithanya Jain, A. Parker, C. Schoemaecker and D. Amedro

SO2 Oxidation under Atmospheric Conditions

Poster 11. Jin Kim and Simon King

CRDS measurement of extinction by aerosol particles.

Poster 12. Cathryn Langley et al.

Broadband Cavity Enhanced Absorption Spectroscopy in the Near-Infrared

Poster 13. Jessica Litman

Detection of Acetylene using Amplified Fibre-Loop Ringdown Spectroscopy

Poster 14. Simon Neil et al.

Cavity Enhanced Detection Methods for Probing the Dynamics of Spin Correlated Radical Pairs in Solution.

Poster 15. Frans Spiering et al.

Absorption of NIR light in molecular oxygen at atmospheric pressure. 

Poster 16. Martin Visser et al.

NH Radical Determination in a Microplasma combining CRDS and Planar Laser Induced Fluorescence

Poster 17. Stephan Welzel et al.

-          Mid-infrared chemical sensing using resonant optical cavities and quantum cascade lasers

-          Phosgene detection using cavity enhanced absorption spectroscopy based on quantum cascade lasers

Poster 18. Dongfeng Zhao et al.

Spectroscopic study of several free radicals by CRD.