LBNL Masthead A-Z IndexBerkeley Lab mastheadU.S. Department of Energy logoPhone BookJobsSearch
Beamline 9.0.2 Print
Tuesday, 20 October 2009 08:59

 

Chemical Dynamics

 

Scientific disciplines: Chemical dynamics, aerosol chemistry, imaging mass spectrometry, chemical kinetics, laser ablation and clusters, combustion and flames.

 

Endstations:

 

GENERAL BEAMLINE INFORMATION

Operational

Yes

Source characteristics

10-cm period undulator (U10) (fundamental)

Energy range

7.4-30 eV

Undulator beam

White beam (straight undulator beam)

Calculated flux (1.9 GeV, 400 mA)

1016 photons/s, 2.5%BW

Spot size at sample

170 (h) x 50 (v) µm
Monochromator #1 3-m Off-plane Eagle

Calculated flux (1.9 GeV, 400 mA)

1014 photons/s, 0.1%BW

Spot size at sample

400 (h) x 350 (v) µm
Monochromator #2 3-m Off-plane Eagle
Calculated flux (1.9 GeV, 400 mA) 1014 photons/s, 0.1%BW
Spot size at sample 560 (h) x 350 (v) µm
Scientific disciplines

Chemical dynamics, aerosol chemistry, imaging mass spectrometry, chemical kinetics, laser ablation and clusters, combustion and flames.

Endstations

Molecular-beam photoelectron/photoion imaging and spectroscopy
Flame chamber
Ablation chamber
Aerosol chamber
Kinetics chamber

Local contacts

This e-mail address is being protected from spambots. You need JavaScript enabled to view it
Chemical Sciences Division, Berkeley Lab
Phone: (510) 486-6355
Fax: (510) 486-5311

 

This e-mail address is being protected from spambots. You need JavaScript enabled to view it
Chemical Sciences Division, Berkeley Lab
Phone: (510) 495-2474
Fax: (510) 486-5311

 

This e-mail address is being protected from spambots. You need JavaScript enabled to view it

Phone: (510) 495-2412

Fax: (510) 486-5311

Beamline Director This e-mail address is being protected from spambots. You need JavaScript enabled to view it
University of California, Berkeley
Phone: (510) 486-4754
Fax: (510) 495-2690

Beamline phone number

(510) 495-2092

Website http://www.chemicaldynamics.lbl.gov/

 

ENDSTATION INFORMATION

Endstation name

Molecular-beam photoelectron/photoion imaging and spectroscopy

Characteristics

Multipurpose design for photoion and photoelectron imaging and photoelectron/photoion coincidence experiments

Detectors

Time-of-flight 2-D position-sensitive detectors

Sample format

Gas sample

Sample preparation

Molecular beam, seeded in rare gas
Laser ablation source
Laser photolysis source
Plasma discharge
Cryogenic nozzle

Sample environment Vacuum ~10-5 Torr

Scientific applications

Spectroscopy and dynamics of clusters, radicals, metastable, and other novel species; fundamental understanding of excitation and relaxation processes in finite-sized many-body systems

 

ENDSTATION INFORMATION

Endstation name

Flame chamber

Characteristics

Low-pressure laminar-flow burner coupled to differentially pumped source and photoionization chamber

Detectors

Time-of-flight mass spectrometer

Sample format

Gas sample or liquid fuels

Sample preparation

Molecular beam expansion subsequent to burning in low-pressure flame

Sample environment Vacuum ~10-4 Torr

Scientific applications

Detailed studies of hydrocarbon- and nitrogen-containing flames

Spokesperson This e-mail address is being protected from spambots. You need JavaScript enabled to view it
Cornell University
Phone: (607) 255-4191
Fax: (607) 255-7658

 

ENDSTATION INFORMATION

Endstation name

Ablation chamber

Characteristics

Designed for laser ablation of solids; easily adaptable for other source configurations

Detectors

Time-of-flight and quadrupole mass spectrometer

Sample format

Solid or gas

Sample preparation

Molecular beam, seeded in rare gas

Sample environment Vacuum ~10-6 Torr

Scientific applications

Cluster generation and characterization, photoionization dynamics of species of combustion and interstellar importance, biomolecule detection and ionization

 

ENDSTATION INFORMATION

Endstation name

Aerosol chamber

Characteristics

Designed for the study of submicron aerosols and other nanoparticles

Detectors

Twin laser and VUV light scattering; time-of-flight and quadrupole mass spectrometer and photoelectron imaging

Sample format

Solid, liquid, or gas

Sample preparation

Molecular beam

Sample environment Vacuum ~10-6 Torr

Scientific applications

Machine for the detection and ionization of submicron aerosol particles and the substrate-free study of all nanoparticles

 

ENDSTATION INFORMATION

Endstation name

Kinetics chamber

Characteristics

Time-resolved kinetics

Detectors

Combination multiplexing electrostatic and magnetic mass spectrometer

Sample format

Gas

Sample preparation

Low-pressure flow tube

Sample environment Vacuum ~10-10 Torr

Scientific applications

Novel machine for time-resolved kinetics

 

More information about this beamline is available on the Chemical Dynamics Web page .