Professor Michael N R Ashfold

B.Sc., Ph.D.(Birm.), C.Chem., F.R.S.C., F.Inst.P., FRS

  • BS8 1TS

1977 …2020

Research output per year

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Research Output

Article (Academic Journal)

Vacuum ultraviolet photochemistry of methane, silane and germane

Cook, PA., Ashfold, MNR., Jee, Y-J., Jung, K-H., Harich, S. & Yang, X., 2001, In : Physical Chemistry Chemical Physics. 3, p. 1848 - 1860

Research output: Contribution to journalArticle (Academic Journal)

37 Citations (Scopus)

Validating optical emission spectroscopy as a diagnostic of microwave activated CH4/Ar/H2 plasmas used for diamond chemical vapor deposition

Ma, J., Ashfold, M. N. R. & Mankelevich, Y. A., Feb 2009, In : Journal of Applied Physics. 105, 4, 12 p., 043302.

Research output: Contribution to journalArticle (Academic Journal)

90 Citations (Scopus)

Velocity map imaging of the near-threshold photodissociation of IBr: accurate determination of De(I-Br)

Wrede, E., Laubach, S., Schulenberg, S., Orr-Ewing, AJ. & Ashfold, MNR., 2000, In : Chemical Physics Letters. 326, p. 22 - 32

Research output: Contribution to journalArticle (Academic Journal)

25 Citations (Scopus)

Velocity map imaging studies of the photodissociation of H2O+ cations

Sage, A. G., Oliver, T. A. A., Dixon, R. N. & Ashfold, M. N. R., 9 Apr 2010, In : Molecular Physics. 108, 7-9, p. 945-955 11 p.

Research output: Contribution to journalArticle (Academic Journal)

29 Citations (Scopus)

Velocity map imaging study of BrCl photodissociation at 467 nm: determination of odd rank (K = 1 and 3) anisotropy parameters

Smolin, AG., Vasyutinskii, OS., Vieuxmaire, OPJ., Ashfold, MNR., Balint-Kurti, GG. & Orr-Ewing, AJ., Mar 2006, In : Journal of Chemical Physics. 124, p. 094305:1 - 094305:11 11 p.

Research output: Contribution to journalArticle (Academic Journal)

16 Citations (Scopus)

Vibrational energy redistribution in catechol during ultraviolet photolysis

King, G. A., Oliver, T. A. A., Dixon, R. N. & Ashfold, M. N. R., 14 Mar 2012, In : Physical Chemistry Chemical Physics. 14, 10, p. 3338-3345 8 p.

Research output: Contribution to journalArticle (Academic Journal)

29 Citations (Scopus)

Vibrationally mediated photodissociation of nitrous acid

Holland, SM., Newnham, DA., Stickland, RJ., Ashfold, MNR. & Mills, IM., 1991, In : Journal of the Chemical Society, Faraday Transactions. 87, p. 3461 - 3472 11 p.

Research output: Contribution to journalArticle (Academic Journal)

33 Citations (Scopus)

Vibrationally quantum-state-specific reaction dynamics of H atom abstraction by CN radical in solution

Greaves, S. J., Rose, R. A., Oliver, T. A. A., Glowacki, D. R., Ashfold, M. N. R., Harvey, J. N., Clarke, I. P., Greetham, G. M., Parker, A. W., Towrie, M. & Orr-Ewing, A. J., 18 Mar 2011, In : Science. 331, 6023, p. 1423 - 1426 4 p.

Research output: Contribution to journalArticle (Academic Journal)

File
66 Citations (Scopus)
385 Downloads (Pure)

Waveguide-enhanced 2D-IR spectroscopy in the gas phase

Greetham, G. M., Clark, I. P., Weidmann, D., Ashfold, M. N. R., Orr-Ewing, A. J. & Towrie, M., 15 Sep 2013, In : Optics Letters. 38, 18, p. 3596-3599 4 p.

Research output: Contribution to journalArticle (Academic Journal)

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

Wavelength and temperature dependence of the absolute O(1D) production yield from the 305-329 nm photodissociation of ozone

Takahashi, K., Taniguchi, N., Matsumi, Y., Kawasaki, M. & Ashfold, MNR., 1998, In : Journal of Chemical Physics. 108, p. 7161 - 7172

Research output: Contribution to journalArticle (Academic Journal)

39 Citations (Scopus)
Open Access
File
2 Citations (Scopus)
263 Downloads (Pure)

Young's modulus of diamond-coated fibres and wires

Nicholson, ED., Baker, TW., Redman, SA., Kalaugher, E., Rosser, KN., Everitt, NM., Ashfold, MNR. & Partridge, PG., May 1996, In : Diamond and Related Materials. 5, 6-8, p. 658-663 6 p.

Research output: Contribution to journalArticle (Academic Journal)

πσ* excited states in molecular photochemistry

Ashfold, M. N. R., King, G. A., Murdock, D., Nix, M., Oliver, T. A. A. & Sage, A. G., 14 Feb 2010, In : Physical Chemistry Chemical Physics. 12, 6, p. 1218-1238 21 p.

Research output: Contribution to journalArticle (Academic Journal)

237 Citations (Scopus)
Article (Specialist Publication)

Lasers, sunscreens and free radicals

Harrison, T., Ashfold, M., Orr-Ewing, A., Murdock, D., Roberts, G. & Grubb, M., 2016, Chemistry Review, 25, 2, p. 2-7 6 p.

Research output: Contribution to specialist publicationArticle (Specialist Publication)

Lasers in Chemistry

Harrison, T. G., Ashfold, M. N. R. & Orr-Ewing, A. J., 2011, Chemistry Review, 21, 1, p. 2-6 5 p.

Research output: Contribution to specialist publicationArticle (Specialist Publication)

Chapter in a book

Absorption and Fluorescence

Ashfold, MNR., 1995, An Introduction to Laser Spectroscopy. Andrews, D. L. & Demidov, A. A. (eds.). Plenum Publishing Corporation, p. 35 - 62

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Electronic Spectroscopy: Multiphoton Spectroscopy, Applications

Ashfold, MNR. & Western, CM., 1999, Encyclopedia of Spectroscopy and Spectrometry. Lindon, JC., Tranter, GE. & Holmes, JL. (eds.). Academic Press, p. 1424 - 1433

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Exploring Nuclear Motion Through Conical Intersections in the UV Photodissociation of Azoles, Phenols and Related Systems

Oliver, T. A. A., King, G., Sage, A. & Ashfold, M., 1 Nov 2011, Conical Intersections: Theory, Computation and Experiment (Advances in Physical Chemistry). p. 603-633

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Growth of ZnO nanorods from the gas phase

Sun, Y., Warren, JL., Ashfold, MNR. & Claeyssens, F., 2008, Nanorods, Nanotubes and Nanomaterial Research Developments. Prescott, WV. (ed.). Nova Science Publishers, p. 239 - 278 40 p.

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

High resolution photofragment translational spectroscopy using Rydberg tagging methods

Ashfold, M. N. R., King, G. A., Nix, M. G. D. & Oliver, T. A. A., 11 Sep 2011, Handbook of High Resolution Spectroscopy. Quack, M. & Merkt, F. (eds.).

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Photochemistry by VUV photons

Ashfold, MNR. & Cook, PA., 2002, Encyclopaedia of Physical Science and Technology, 3rd edn. Myers, RA. (ed.). Academic Press, Vol. 12. p. 15 - 28

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Photodissociation dynamics of hydride molecules: H atom photofragment translational spectroscopy

Ashfold, MNR., Mordaunt, DH. & Wilson, SHS., 1996, Advances in Photochemistry, Vol 21. Neckers, DC., Volman, DH. & von Bunau, G. (eds.). Wiley, p. 217 - 295

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Spectroscopy and Photochemistry of Rydberg States of Small Polyatomic Hydride Molecules

Ashfold, MNR. & Langford, SR., 1999, Rydberg States in Spectroscopy and Photochemistry. Sandorfy, C. (ed.). Kluwer Academic Publishers, p. 23 - 56

Research output: Chapter in Book/Report/Conference proceedingChapter in a book

Comment/debate (Academic Journal)

A NEW ELECTRONIC STATE OF WATER REVEALED BY GAS-PHASE MULTIPHOTON IONIZATION SPECTROSCOPY

Ashfold, M. N. R., BAYLEY, JM. & DIXON, RN., 1983, In : Journal of Chemical Physics. 79, 8, p. 4080-4082 3 p.

Research output: Contribution to journalComment/debate (Academic Journal)

13 Citations (Scopus)

CHARACTERIZATION OF THE E1B1 (3da1←1b1) RYDBERG STATE OF WATER BY RESONANCE-ENHANCED MULTIPHOTON IONIZATION (MPI) SPECTROSCOPY

Ashfold, M. N. R. & BAYLEY, JM., 7 Jan 1990, In : Journal of the Chemical Society, Faraday Transactions. 86, 1, p. 213-214 2 p.

Research output: Contribution to journalComment/debate (Academic Journal)

LASER INTENSITY EFFECTS IN THE ROTATIONAL DISTRIBUTIONS OF CN RADICALS FORMED BY IR MULTIPLE PHOTON DISSOCIATION OF C2H3CN

Ashfold, M. N. R., HANCOCK, G. & HARDAKER, ML., 1980, In : Journal of photochemistry. 14, 1, p. 85-88 4 p.

Research output: Contribution to journalComment/debate (Academic Journal)

PHOTOCHEMISTRY: Scrambled by the Sun?

Ashfold, M. N. R. & Glowacki, D. R., Jun 2011, In : Nature Chemistry. 3, 6, p. 423-424 3 p.

Research output: Contribution to journalComment/debate (Academic Journal)

4 Citations (Scopus)
Conference Contribution (Conference Proceeding)

(n/π)σ* transition mediated photodissociation dynamics of alkyl and aryl hydrides

Sage, A. G., Murdock, D., Zaouris, D., Wenge, A. M., Oliver, T. A. A. & Ashfold, M. N. R., 2011, Abstracts of papers of the American Chemical Society. 373-PHYS

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Analysis of Hot Filament CVD Diamond Films on Etched and Unetched Wc-Co Surfaces

Everitt, NM., Silva, RF., Viera, J., Rego, CA., Henderson, CR., May, PW. & Ashfold, MNR., 1994, 'Advances in New Diamond Science and Technology' (eds. S. Saito, N. Fujimori, O. Fukunaga, M. Kamo, K. Kobashi and M. Yoshikawa). MYU KK, Tokyo, p. 787 - 790 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Crystal growth of zinc oxide and the rôle of polar surfaces - theory and experiment

Claeyssens, F., Freeman, CL., Allan, NL., Fuge, GM., Henley, SJ., Sun, Y., Ashfold, MNR. & Harding, JH., 2004, Proc. 3rd. Int. Conf. 'Computational Modelling and Simulation of Materials'. Techna Press, Faenza, Italy, Vol. B. p. 143 - 150

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

CVD diamond films produced in a parallel-plate RF reactor

May, PW., Ashfold, MNR., Rosser, KN. & Everitt, NM., 1993, Proc. 3rd Int. Symp. Diamond Mater. (eds. J.P. Dismukes and K.V. Ravi) . Electrochemical Society, Vol. 93-17. p. 448 - 454 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Hardness testing of Diamond and Diamond-like Carbon Films in "Diamond Materials"

Everitt, NM., Cock, AM., May, PW., Rosser, KN. & Ashfold, MNR., 1993, Proc. 3rd Int. Symp. Diamond Mater. (eds. J.P. Dismukes and K.V. Ravi) . Electrochemical Society, Vol. 93-17. p. 955 - 961 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Influence of phosphine on the diamond growth mechanism: a molecular beam mass spectrometric investigation

Tsang, RS., May, PW., Ashfold, MNR. & Rosser, KN., 1998, Diamond and Related Materials. Vol. 7. p. 1651 - 1656

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

12 Citations (Scopus)

Investigation of hydrogenated amorphous carbon (a-C:H) films produced by ArF (193 nm) laser ablation of poly(methyl methacrylate)

Lade, RJ., Munns, DJ., Johnson, SE., May, PW., Rosser, KN. & Ashfold, MNR., 1998, Diamond and Related Materials. Vol. 7. p. 699 - 703

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Linking photochemistry in the gas and solution phase: S-H bond fission following UV excitation of thiophenols

Ashfold, M. N. R., Oliver, T. A. A., Zhang, Y. & Bradforth, S. E., 28 Aug 2011, Abstracts of American Chemical Society Meeting. Vol. 242. p. - 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Microhardness Testing as a Quality Control in the Production of Diamond Films

Cock, AM., Everitt, NM., May, PW., Rego, CA., Ashfold, MNR. & Rosser, KN., 1994, 'Advances in New Diamond Science and Technology' (eds. S. Saito, N. Fujimori, O. Fukunaga, M. Kamo, K. Kobashi and M. Yoshikawa). MYU KK, Tokyo, p. 783 - 786 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Microstructure and tensile properties of continuous diamond fibre reinforced titanium alloy

Griffith, PW., Wisbey, A., Wood, MJ., Partridge, PG., Preece, C., Nicholson, ED. & Ashfold, MNR., 1998, Diamond and Related Materials. Vol. 7. p. 957 - 961

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

1 Citation (Scopus)

Near ultraviolet photolysis of ammonia and methylamine studied by H Rydberg atom photofragment translational spectroscopy

Ashfold, MNR., Dixon, R. N., Kono, M., Mordaunt, DH. & Reed, CL., 1999, MOLECULAR RYDBERG DYNAMICS. Child, MS. (ed.). COVENT GARDEN: Imperial College Press, p. 195-212 18 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

On the use of resonance enhanced multiphoton ionisation (REMPI) for probing hydrogen atoms in diamond chemical vapour deposition using a hot filament reactor

Redman, SA., Langford, SR., Rosser, KN. & Ashfold, MNR., 1998, Proc. SPIE. Vol. 3484. p. 34 - 42

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

1 Citation (Scopus)

Preparation of CVD diamond wires, fibres and tubes

May, PW., Rego, CA., Thomas, RG., Ashfold, MNR., Rosser, KN., Partridge, PG. & Everitt, NM., 1993, Proc. 3rd Int. Symp. Diamond Mater. (eds. J.P. Dismukes and K.V. Ravi) . Electrochemical Society

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Radiation trapping in LiF ablation plumes

Henley, S. J., Silva, S. R. P., Fuge, G. M. & Ashfold, M. N. R., 2007, COLA'05: 8th International Conference on Laser Ablation. Hess, WP., Herman, PR., Bauerle, D. & Koinuma, H. (eds.). BRISTOL: Deutsche Physikalische Gesellschaft & IOP Publishing Ltd, p. 745-748 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Reduction of threading dislocations in epitaxial ZnO films grown on sapphire (0001)

Sun, Y., Cherns, D., Heard, P. J., Doherty, R. P., Sun, Y. & Ashfold, M. N. R., 2007, Microscopy of Semiconducting Materials XV, Cambridge, UK. Cullis, AG. & Midgley, PA. (eds.). BERLIN: Springer-Verlag Berlin, p. 127-130 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

The mechanical properties of CVD diamond films, and diamond coated fibres and wires

Nicholson, ED., Field, JE., Partridge, PG. & Ashfold, MNR., 1995, Mater. Res. Soc. Symp. Proc.. Drory, MD., Bogy, DB., Donley, MS. & Field, JE. (eds.). PITTSBURGH: Materials Research Society, p. 101-113 13 p. (MATERIALS RESEARCH SOCIETY SYMPOSIUM PROCEEDINGS; vol. 383).

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

7 Citations (Scopus)

The potential for diamond fibre composites

Ashfold, MNR., May, PW., Nicholson, ED., Partridge, PG., Meaden, GM., Wisby, A. & Wood, MJ., 1995, Applications of Diamond Films and Related Materials, 3rd Int. Conf. (eds. A. Feldman, W.A. Yarbrough, M. Yoshikawa and M. Murakawa): NIST Special Publications. Vol. 885. p. 529 - 532

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

Translational spectroscopy of H atom photofragments

Ashfold, MNR., Lambert, IR., Mordaunt, DH., Morley, GP. & Western, CM., 1992, 'Optical Methods for Time- and State- Resolved Chemistry' (ed. C-Y Ng), Proc SPIE. Vol. 1638. p. 144 - 155 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

1 Citation (Scopus)

Use of different excitation wavelengths for the analysis of CVD diamond by Laser Raman Spectroscopy

Leeds, SM., Davis, TJ., May, PW., Pickard, CDO. & Ashfold, MNR., 1998, Diamond and Related Materials. Vol. 7. p. 233 - 237

Research output: Chapter in Book/Report/Conference proceedingConference Contribution (Conference Proceeding)

74 Citations (Scopus)
Editorial (Academic Journal)

Imaging molecular dynamics

Ashfold, M. N. R. & Parker, D. H., 14 Jan 2014, In : Physical Chemistry Chemical Physics. 16, 2, p. 381-382 2 p.

Research output: Contribution to journalEditorial (Academic Journal)

8 Citations (Scopus)

PREDISSOCIATION OF AMMONIA-A STATE STUDIED BY MICROWAVE OPTICAL DOUBLE-RESONANCE SPECTROSCOPY - COMMENT

Ashfold, M. N. R. & DIXON, RN., 8 Mar 1991, In : Chemical Physics Letters. 177, 6, p. 597-598 2 p.

Research output: Contribution to journalEditorial (Academic Journal)

Review article (Academic Journal)

Exploring the dynamics of the photoinduced ring-opening of heterocyclic molecules

Ashfold, M. N. R., Bain, M., Hansen, C. S., Ingle, R. A., Karsili, T. N. V., Marchetti, B. & Murdock, D., 29 Jun 2017, In : Journal of Physical Chemistry Letters. 8, 14, p. 3440-3451 12 p.

Research output: Contribution to journalReview article (Academic Journal)

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