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Research Output

  • 44 Article
  • 1 Conference contribution
  • 1 Book/Film/Article review
  • 1 Literature review
2020

Short-wavelength probes in time-resolved photoelectron spectroscopy: an extended view of the excited state dynamics in acetylacetone

Kotsina, N., Candelaresi, M., Saalbach, L., Zawadzki, M. M., Crane, S. W., Sparling, C. & Townsend, D., 28 Feb 2020, In : Physical Chemistry Chemical Physics. 22, 8, p. 4647-4658 12 p.

Research output: Contribution to journalArticle

The influence of substituent position on the excited state dynamics operating in 4-, 5- and 6-hydroxyindole

Crane, S. W., Ghafur, O., Saalbach, L., Paterson, M. J. & Townsend, D., Jan 2020, In : Chemical Physics Letters. 738, 136870.

Research output: Contribution to journalArticle

2019

Dynamics of electronically excited states in the eumelanin building block 5,6-dihydroxyindole

Crane, S. W., Ghafur, O., Cowie, T. Y., Lindsay, A. G., Thompson, J. O. F., Greenwood, J. B., Bebbington, M. W. P. & Townsend, D., 21 Apr 2019, In : Physical Chemistry Chemical Physics. 21, 15, p. 8152-8160 9 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
3 Downloads (Pure)

Dynamics of Pyrroles Excited to the 3s/πσ* State

Lamas, I., Longarte, A., Peralta Conde, A., Muga, G., Townsend, D. & Montero, R., 24 Oct 2019, In : Journal of Physical Chemistry A. 123, 42, p. 8982-8993 12 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Ultrafast deep and vacuum ultraviolet gas-filled hollow-core fibre sources for time-resolved photoelectron spectroscopy

Belli, F., Kotsina, N., Gao, S-F., Wang, Y-Y., Wang, P., Travers, J. C. & Townsend, D., 17 Oct 2019, 2019 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference (CLEO/Europe-EQEC). IEEE, 8872255

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Ultrafast Molecular Spectroscopy Using a Hollow-Core Photonic Crystal Fiber Light Source

Kotsina, N., Belli, F., Gao, S-F., Wang, Y-Y., Wang, P., Travers, J. C. & Townsend, D., 21 Feb 2019, In : Journal of Physical Chemistry Letters. 10, 4, p. 715-720 6 p.

Research output: Contribution to journalArticle

Open Access
File
8 Citations (Scopus)
1 Downloads (Pure)

Vacuum ultraviolet excited state dynamics of small amides

Larsen, M. A. B., Sølling, T. I., Forbes, R., Boguslavskiy, A. E., Makhija, V., Veyrinas, K., Lausten, R., Stolow, A., Zawadzki, M. M., Saalbach, L., Kotsina, N., Paterson, M. J. & Townsend, D., 7 Feb 2019, In : The Journal of Chemical Physics. 150, 5, 054301.

Research output: Contribution to journalArticle

Open Access
File
46 Downloads (Pure)
2018

Time-Resolved Photoelectron Spectroscopy of Nitrobenzene and its Aldehydes

Schalk, O., Townsend, D., Wolf, T. J. A., Holland, D. M. P., Boguslavskiy, A. E., Szöri, M. & Stolow, A., Jan 2018, In : Chemical Physics Letters. 691, p. 379-387 9 p.

Research output: Contribution to journalArticle

Open Access
File
3 Citations (Scopus)
30 Downloads (Pure)

Ultraviolet relaxation dynamics in uracil: Time-resolved photoion yield studies using a laser-based thermal desorption source

Ghafur, O., Crane, S. W., Ryszka, M., Bockova, J., Rebelo, A., Saalbach, L., De Camillis, S., Greenwood, J. B., Eden, S. & Townsend, D., 21 Jul 2018, In : Journal of Chemical Physics. 149, 3, 034301.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
13 Downloads (Pure)
2017

A new technique for probing chirality via photoelectron circular dichroism

Miles, J., Fernandes, D., Young, A., Bond, C. M. M., Crane, S. W., Ghafur, M. O., Townsend, D., Sá, J. & Greenwood, J. B., 1 Sep 2017, In : Analytica Chimica Acta. 984, p. 134-139 6 p.

Research output: Contribution to journalArticle

Open Access
File
14 Citations (Scopus)
25 Downloads (Pure)

Relative detection sensitivity in ultrafast spectroscopy: state lifetime and laser pulse duration effects

Kotsina, N. & Townsend, D., 27 Oct 2017, In : Physical Chemistry Chemical Physics. 19, 43, p. 29409-29417

Research output: Contribution to journalArticle

Open Access
File
4 Citations (Scopus)
7 Downloads (Pure)
2016

Caveats in the interpretation of time-resolved photoionization measurements: A photoelectron imaging study of pyrrole

Crane, S. W., Zawadzki, M. M., Thompson, J. O. F., Kotsina, N., Ghafur, M. O. & Townsend, D., 21 Dec 2016, In : Journal of Chemical Physics. 145, 23, 234304.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
42 Downloads (Pure)

Comparative stereodynamics in molecule-atom and molecule-molecule rotational energy transfer: NO(A2Σ+) + He and D2

Luxford, T. F. M., Sharples, T. R., Townsend, D., McKendrick, K. G. & Costen, M. L., 28 Aug 2016, In : Journal of Chemical Physics. 145, 8, 12 p., 084312.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
79 Downloads (Pure)

Observation of multi-channel non-adiabatic dynamics in aniline derivatives using time-resolved photoelectron imaging

Zawadzki, M. M., Candelaresi, M., Saalbach, L., Crane, S. W., Paterson, M. J. & Townsend, D., 1 Dec 2016, In : Faraday Discussions. 194, p. 185-208 24 p.

Research output: Contribution to journalArticle

8 Citations (Scopus)

The effects of symmetry and rigidity on non-adiabatic dynamics in tertiary amines: a time-resolved photoelectron velocity-map imaging study of the cage-amine ABCO

Klein, L. B., Morsing, T. J., Livingstone, R. A., Townsend, D. & Solling, T. I., 14 Apr 2016, In : Physical Chemistry Chemical Physics. 18, 14, p. 9715-9723 9 p.

Research output: Contribution to journalArticle

Open Access
File
16 Citations (Scopus)
21 Downloads (Pure)

The role of novel Rydberg-valence behaviour in the non-adiabatic dynamics of tertiary aliphatic amines

Thompson, J. O. F., Klein, L. B., Sølling, T. I., Paterson, M. J. & Townsend, D., 1 Mar 2016, In : Chemical Science. 7, 3, p. 1826-1839 14 p.

Research output: Contribution to journalArticle

Open Access
File
12 Citations (Scopus)
46 Downloads (Pure)

Ultrafast relaxation dynamics of electronically excited piperidine: ionization signatures of Rydberg/valence evolution

Klein, L. B., Thompson, J. O. F., Crane, S., Saalbach, L., Sølling, T. I., Paterson, M. J. & Townsend, D., 28 Sep 2016, In : Physical Chemistry Chemical Physics. 18, 36, p. 25070-25079 10 p.

Research output: Contribution to journalArticle

Open Access
File
10 Citations (Scopus)
22 Downloads (Pure)
2015

Rotationally Inelastic Scattering of NO(A2Σ+)+Ar: Differential cross sections and rotational angular momentum polarization

Sharples, T. R., Luxford, T. F. M., Townsend, D., McKendrick, K. G. & Costen, M. L., 28 Nov 2015, In : Journal of Chemical Physics. 143, 20, 204301.

Research output: Contribution to journalArticle

Open Access
File
7 Citations (Scopus)
134 Downloads (Pure)

Time-resolved photoionization spectroscopy of mixed Rydberg-valence states: indole case study

Zawadzki, M. M., Thompson, J. O. F., Burgess, E. A., Paterson, M. J. & Townsend, D., 2015, In : Physical Chemistry Chemical Physics. 17, 40, p. 26659-26669 11 p.

Research output: Contribution to journalArticle

Open Access
File
13 Citations (Scopus)
22 Downloads (Pure)

Ultrafast non-radiative decay of gas-phase nucleosides

Camillis, S. D., Miles, J., Alexander, G., Ghafur, O., Williams, I. D., Townsend, D. & Greenwood, J. B., 2015, In : Physical Chemistry Chemical Physics. 17, 36, p. 23643-23650

Research output: Contribution to journalArticle

Open Access
File
21 Citations (Scopus)
156 Downloads (Pure)

Ultraviolet relaxation dynamics of aniline, N, N-dimethylaniline and 3,5-dimethylaniline at 250 nm

Thompson, J. O. F., Saalbach, L., Crane, S. W., Paterson, M. J. & Townsend, D., 21 Mar 2015, In : Journal of Chemical Physics. 142, 11, p. 114309

Research output: Contribution to journalArticle

Open Access
File
27 Citations (Scopus)
336 Downloads (Pure)
2014

Solvent induced conformer specific photochemistry of guaiacol

Greenough, S. E., Horbury, M. D., Thompson, J. O. F., Roberts, G. M., Karsili, T. N. V., Marchetti, B., Townsend, D. & Stavros, V. G., 2014, In : Physical Chemistry Chemical Physics. 16, 30, p. 16187-16195 9 p.

Research output: Contribution to journalArticle

Open Access
File
31 Citations (Scopus)
52 Downloads (Pure)
2013

Following the relaxation dynamics of photoexcited aniline in the 273-266 nm region using time-resolved photoelectron imaging

Thompson, J. O. F., Livingstone, R. A. & Townsend, D., 20 Jul 2013, In : Journal of Chemical Physics. 139, 3, 034316.

Research output: Contribution to journalArticle

Open Access
File
20 Citations (Scopus)
103 Downloads (Pure)

Manipulating dynamics with chemical structure: probing vibrationally-enhanced tunnelling in photoexcited catechol

Chatterley, A. S., Young, J. D., Townsend, D., Zurek, J. M., Paterson, M., Roberts, G. M. & Stavros, V. G., 2013, In : Physical Chemistry Chemical Physics. 15, 18, p. 6879-6892 14 p.

Research output: Contribution to journalArticle

39 Citations (Scopus)
2012

Negative-frequency resonant radiation

Rubino, E., McLenaghan, J., Kehr, S. C., Belgiorno, F., Townsend, D., Rohr, S., Kuklewicz, C. E., Leonhardt, U., Koenig, F. & Faccio, D., 18 Jun 2012, In : Physical Review Letters. 108, 25, p. - 5 p., 253901.

Research output: Contribution to journalArticle

Open Access
File
71 Citations (Scopus)
45 Downloads (Pure)

Time-resolved photoelectron imaging of excited state relaxation dynamics in phenol, catechol, resorcinol and hydroquinone

Livingstone, R., Thompson, J. O. F., Iljina, M., Donaldson, R. J., Sussman, B., Paterson, M. & Townsend, D., 2012, In : Journal of Chemical Physics. 137, 18, 17 p., 184304.

Research output: Contribution to journalArticle

Open Access
File
68 Citations (Scopus)
289 Downloads (Pure)
2011

A Stark future for quantum control

Townsend, D., Sussman, B. J. & Stolow, A., 3 Feb 2011, In : Journal of Physical Chemistry A. 115, 4, p. 357-373 17 p.

Research output: Contribution to journalLiterature review

44 Citations (Scopus)

Following the excited state relaxation dynamics of indole and 5-hydroxyindole using time-resolved photoelectron spectroscopy

Livingstone, R., Schalk, O., Boguslavskiy, A. E., Wu, G., Bergendahl, L. T., Stolow, A., Paterson, M. J. & Townsend, D., 21 Nov 2011, In : Journal of Chemical Physics. 135, 19, p. - 12 p., 194307.

Research output: Contribution to journalArticle

Open Access
File
42 Citations (Scopus)
308 Downloads (Pure)

From molecular control to quantum technology with the dynamic Stark effect

Bustard, P. J., Wu, G., Lausten, R., Townsend, D., Walmsley, I. A., Stolow, A. & Sussman, B. J., 2011, In : Faraday Discussions. 153, p. 321-342 22 p.

Research output: Contribution to journalArticle

10 Citations (Scopus)

Non-Born-Oppenheimer wavepacket dynamics in polyatomic molecules: vibrations at conical intersections in DABCO

Boguslavskiy, A. E., Schuurman, M. S., Townsend, D. & Stolow, A., 2011, In : Faraday Discussions. 150, 0, 2011, p. 419-438 20 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)
2009

Rotationally resolved photoelectron angular distributions from a nonlinear polyatomic molecule

Hockett, P., Staniforth, M., Reid, K. L. & Townsend, D., 24 Jun 2009, In : Physical Review Letters. 102, 25, 253002.

Research output: Contribution to journalArticle

26 Citations (Scopus)
2007

Ab initio molecular dynamics and time-resolved photoelectron spectroscopy of electronically excited uracil and thymine

Hudock, H. R., Levine, B. G., Thompson, A. L., Satzger, H., Townsend, D., Gador, N., Ullrich, S., Stolow, A. & Martinez, T. J., 30 Aug 2007, In : Journal of Physical Chemistry A. 111, 34, p. 8500-8508 9 p.

Research output: Contribution to journalArticle

278 Citations (Scopus)
2006

1B2(1Σu+) excited state decay dynamics in CS2

Townsend, D., Satzger, H., Ejdrup, T., Lee, A. M. D., Stapelfeldt, H. & Stolow, A., 21 Dec 2006, In : Journal of Chemical Physics. 125, 23, 10 p., 234302.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Dynamic stark control of photochemical processes

Sussman, B. J., Townsend, D., Ivanov, M. Y. & Stolow, A., 13 Oct 2006, In : Science. 314, 5797, p. 278-281 4 p.

Research output: Contribution to journalArticle

272 Citations (Scopus)

Novel molecular elimination mechanism in formaldehyde photodissociation: the roaming H atom pathway

Chambreau, S. D., Townsend, D., Lahankar, S. A., Lee, S. K. & Suits, A. G., Jan 2006, In : Physica Scripta. 73, 1, p. C89-C93 5 p.

Research output: Contribution to journalArticle

12 Citations (Scopus)

Primary processes underlying the photostability of isolated DNA bases: Adenine

Satzger, H., Townsend, D., Zgierski, M. Z., Patchkovskii, S., Ullrich, S. & Stolow, A., 5 Jul 2006, In : Proceedings of the National Academy of Sciences. 103, 27, p. 10196-10201 6 p.

Research output: Contribution to journalArticle

158 Citations (Scopus)

Reassignment of the low lying cationic states in gas phase adenine and 9-methyl adenine

Satzger, H., Townsend, D. & Stolow, A., 19 Oct 2006, In : Chemical Physics Letters. 430, 1-3, p. 144-148 5 p.

Research output: Contribution to journalArticle

33 Citations (Scopus)

The roaming atom pathway in formaldehyde decomposition

Lahankar, S. A., Chambreau, S. D., Townsend, D., Suits, F., Farnum, J., Zhang, X., Bowman, J. M. & Suits, A. G., 28 Jul 2006, In : Journal of Chemical Physics. 125, 4, 10 p., 044303.

Research output: Contribution to journalArticle

75 Citations (Scopus)
2005

O(1D2) orbital orientation in the ultraviolet photodissociation of ozone

Lee, S. K., Townsend, D., Vasyutinskii, O. S. & Suits, A. G., 2005, In : Physical Chemistry Chemical Physics. 7, 8, p. 1650-1656 7 p.

Research output: Contribution to journalArticle

41 Citations (Scopus)

Universal and state-resolved imaging of chemical dynamics

Townsend, D., Li, W., Lee, S. K., Gross, R. L. & Suits, A. G., 6 Oct 2005, In : Journal of Physical Chemistry A. 109, 39, p. 8661-8674 14 p.

Research output: Contribution to journalArticle

42 Citations (Scopus)
2004

DC slice Imaging of CH3Cl photolysis at 193.3 nm

Townsend, D., Lee, S. K. & Suits, A. G., 30 Sep 2004, In : Journal of Physical Chemistry A. 108, 39, p. 8106-8114 9 p.

Research output: Contribution to journalArticle

18 Citations (Scopus)

Orbital polarization from DC slice imaging: S(1D2) alignment in the photodissociation of ethylene sulfide

Townsend, D., Lee, S. K. & Suits, A. G., 21 Jun 2004, In : Chemical Physics. 301, 2-3, p. 197-208 12 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

The roaming atom: straying from the reaction path in formaldehyde decomposition

Townsend, D., Lahankar, S. A., Lee, S. K., Chambreau, S. D., Suits, A. G., Zhang, X., Rheinecker, J., Harding, L. B. & Bowman, J. M., 12 Nov 2004, In : Science. 306, 5699, p. 1158-1161 4 p.

Research output: Contribution to journalArticle

413 Citations (Scopus)
2003

Direct current slice imaging

Townsend, D., Minitti, M. P. & Suits, A. G., Apr 2003, In : Review of Scientific Instruments. 74, 4, p. 2530-2539 10 p.

Research output: Contribution to journalArticle

297 Citations (Scopus)

The role of phase in molecular Rydberg wave packet dynamics

Smith, R. A. L., Stavros, V. G., Verlet, J. R. R., Fielding, H. H., Townsend, D. & Softley, T. P., 8 Aug 2003, In : Journal of Chemical Physics. 119, 6, p. 3085-3091 7 p.

Research output: Contribution to journalArticle

16 Citations (Scopus)
2001

Translational control of Rydberg atoms in electric fields

Townsend, D., Procter, S. R., Goodgame, A. L. & Softley, T. P., 1 Apr 2001, In : Abstracts of Papers: American Chemical Society Meetings. 221, p. U268 1 p.

Research output: Contribution to journalBook/Film/Article review

2000

Photoionization dynamics probed by angle-resolved photoelectron spectroscopy of NH3(B̃ 1E′′)

Townsend, D. & Reid, K. L., 8 Jun 2000, In : Journal of Chemical Physics. 112, 22, p. 9783-9790 8 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)