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

2020

Diamond chemical vapor deposition using a zero-total gas flow environment

Croot, A., Mahoney, E. J. D., Dominguez Andrade, H., Ashfold, M. N. R. & Fox, N. A., 22 Jul 2020, In : Diamond and Related Materials. 109, 7 p., 108011.

Research output: Contribution to journalArticle (Academic Journal)

Effects of ring-strain on the ultrafast photochemistry of cyclic ketones

Kao, M-H., Venkatraman, R. K., Ashfold, M. N. R. & Orr-Ewing, A. J., 13 Jan 2020, In : Chemical Science. 11, p. 1991-2000 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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73 Downloads (Pure)

Nitrogen in Diamond

Ashfold, M. N. R., Goss, J. P., Green, B. L., May, P. W., Newton, M. E. & Peaker, C. V., 24 Jun 2020, In : Chemical Reviews. 120, p. 5745-5794 50 p., 12.

Research output: Contribution to journalReview article (Academic Journal)

Optical Emission Imaging and Modelling Investigations of Microwave Activated SiH4/H2 and SiH4/CH4/H2 Plasmas

Mahoney, E. J. D., Ashfold, M. N. R., Mankelevich, Y. A. & Truscott, B. S., 25 Jun 2020, In : Journal of Physical Chemistry A. 124, p. 5109-5128

Research output: Contribution to journalArticle (Academic Journal)

Tracking the Ultraviolet Photochemistry of Thiophenone During and After the Initial Ultrafast Ring Opening

Pathak, S., Ibele, L. M., Boll, R., Callegari, C., Demidovich, A., Erk, B., Feifel, R., Forbes, R., Di Fraia, M., Giannessi, L., Hansen, C. S., Holland, D. M. P., Ingle, R. A., Mason, R., Plekan, O., Prince, K. C., Rouzée, A., Squibb, R. J., Tross, J., Ashfold, M. N. R. & 2 others, Curchod, B. F. E. & Rolles, D., 20 Jul 2020, In : Nature Chemistry. 8 p.

Research output: Contribution to journalArticle (Academic Journal)

Ultraviolet photochemistry of ethane: implications for the atmospheric chemistry of the gas giants

Chang, Y., Yang, J., Chen, Z., Zhang, Z., Yu, Y., Li, Q., He, Z., Zhang, W., Wu, G., Ingle, R. A., Bain, M., Ashfold, M. N. R., Yuan, K., Yang, X. & Hansen, C. S., 29 Apr 2020, In : Chemical Science. 19, p. 5089-5097 9 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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40 Downloads (Pure)

Ultraviolet Photodissociation of Gas-Phase Transition Metal Complexes; Dicarbonylcyclopentadienyliodoiron(II)

Hansen, C. S., Marchetti, B., Karsili, T. N. V. & Ashfold, M. N. R., 31 May 2020, (Submitted) In : Molecular Physics.

Research output: Contribution to journalArticle (Academic Journal)

Ultraviolet Photolysis of H2S and its Implications for SH Radical Production in the Interstellar Medium

Zhou, J., Zhao, Y., Hansen, C. S., Yang, J., Chang, Y., Yu, Y., Cheng, G., Chen, Z., He, Z., Yu, S., Ding, H., Zhang, W., Western, C. M., Ashfold, M. N. R., Yuan, K. & Yang, X., 24 Mar 2020, In : Nature Communications. 11, 8 p., 1547.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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28 Downloads (Pure)
2019

Combined Spatially Resolved Optical Emission Imaging and Modeling Studies of Microwave-Activated H2/Ar and H2/Kr Plasmas Operating at Powers and Pressures Relevant for Diamond Chemical Vapor Deposition

Mahoney, E. J. D., Mushtaq, S., Ashfold, M. N. R. & Mankelevich, Y. A., 4 Apr 2019, In : Journal of Physical Chemistry A. 123, 13, p. 2544-2558 15 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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3 Citations (Scopus)
56 Downloads (Pure)

Exploring Norrish type I and type II reactions: an ab initio mechanistic study highlighting singlet-state mediated chemistry

Marchetti, B., Karsili, T. N. V. & Ashfold, M. N. R., 5 Jul 2019, In : Physical Chemistry Chemical Physics. 21, p. 14418-14428 11 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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105 Downloads (Pure)

High-performance photoluminescence-based oxygen sensing with Pr-modified ZnO nanofibers

Jiang, T., Du, B., Zhang, H., Yu, D., Sun, L., Zhao, G., Yang, C., Sun, Y., Yu, M. & Ashfold, M. N. R., 31 Jul 2019, In : Applied Surface Science. 483, p. 922-928 7 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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5 Citations (Scopus)
27 Downloads (Pure)

Hydroxyl super rotors from vacuum ultraviolet photodissociation of water

Chang, Y., Yu, Y., Wang, H., Hu, X., Li, Q., Yang, J., Su, S., He, Z., Chen, Z., Che, L., Wang, X., Zhang, W., Wu, G., Xie, D., Ashfold, M. N. R., Yuan, K. & Yang, X., 19 Mar 2019, In : Nature Communications. 10, 1, 7 p., 1250.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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4 Citations (Scopus)
258 Downloads (Pure)

Imaging and Modeling the Optical Emission from CH Radicals in Microwave Activated C/H Plasmas

Mahoney, E. J. D., Rodriguez, B. J., Mushtaq, S., Truscott, B. S., Ashfold, M. N. R. & Mankelevich, Y. A., 24 Oct 2019, In : Journal of Physical Chemistry A. 123, p. 9966-9977 12 p.

Research output: Contribution to journalArticle (Academic Journal)

2 Citations (Scopus)

Photoinduced C–H bond fission in prototypical organic molecules and radicals

Ashfold, M. N. R., Ingle, R. A., Karsili, T. N. V. & Zhang, J. S., 14 Jul 2019, In : Physical Chemistry Chemical Physics. 21, 26, p. 13880-13901 22 p.

Research output: Contribution to journalReview article (Academic Journal)

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

Quantifying rival bond fission probabilities following photoexcitation: C-S bond fission in t-butylmethylsulfide

Bain, M., Hansen, C. S., Karsili, T. N. V. & Ashfold, M. N. R., 22 May 2019, In : Chemical Science. 10, p. 5290-5298 9 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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120 Downloads (Pure)

Striking Isotopologue-Dependent Photodissociation Dynamics of Water Molecules: The Signature of an Accidental Resonance

Chang, Y., Chen, Z., Zhou, J., Luo, Z., He, Z., Wu, G., Ashfold, M. N. R., Yuan, K. & Yang, X., 1 Aug 2019, In : Journal of Physical Chemistry Letters. 10, p. 4209-4214 6 p., 15.

Research output: Contribution to journalArticle (Academic Journal)

1 Citation (Scopus)
Open Access
File
2 Citations (Scopus)
235 Downloads (Pure)
2018

Enhanced ethanol sensing properties of ultrathin ZnO nanosheets decorated with CuO nanoparticles

Liu, X., Sun, Y., Yu, M., Yin, Y., Du, B., Tang, W., Jiang, T., Yang, B., Cao, W. & Ashfold, M. N. R., 1 Feb 2018, In : Sensors and Actuators, B: Chemical. 255, p. 3384-3390 7 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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30 Citations (Scopus)
241 Downloads (Pure)

Introducing carbon dots to moderate the blue emission from zinc vanadium oxide hydroxide hydrate nanoplates

Huang, P., Yuan, G., Wei, T., Li, J. & Ashfold, M. N. R., 2018, In : RSC Advances. 8, 37, p. 20686-20691 6 p.

Research output: Contribution to journalArticle (Academic Journal)

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

Multi-mass velocity map imaging study of the ultraviolet photodissociaton of dimethyl sulfide using single photon ionization and a PImMS2 sensor.

Bain, M., Hansen, C. S. & Ashfold, M. N. R., 30 Aug 2018, In : Journal of Chemical Physics. 149, 8, 5 p., 081103.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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2 Citations (Scopus)
130 Downloads (Pure)

Perspective: The development and applications of H Rydberg atom translational spectroscopy methods

Ashfold, M. N. R., Yuan, K. & Yang, X., 28 Aug 2018, In : Journal of Chemical Physics. 149, 8, 8 p., 080901.

Research output: Contribution to journalReview article (Academic Journal)

Open Access
File
6 Citations (Scopus)
283 Downloads (Pure)

Photofragment Translational Spectroscopy Studies of H Atom Loss Following Ultraviolet Photoexcitation of Methimazole in the Gas Phase

Cooper, G. A., Hansen, C. S., Karsili, T. N. V. & Ashfold, M. N. R., 27 Dec 2018, In : Journal of Physical Chemistry A. 122, 51, p. 9869-9878 9 p.

Research output: Contribution to journalArticle (Academic Journal)

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

Spatially Resolved Optical Emission and Modelling Studies of Microwave-Activated H2 Plasmas Operating under Conditions Relevant for Diamond Chemical Vapor Deposition

Mahoney, E. J. D., Truscott, B. S., Mushtaq, S., Ashfold, M. N. R. & Mankelevich, Y. A., 25 Oct 2018, In : Journal of Physical Chemistry A. 122, p. 8286-8300 15 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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6 Citations (Scopus)
147 Downloads (Pure)

The Role of 1πσ* States in the Formation of Adenine Radical-Cations in DNA Duplexes

Karsili, T. N. V., Marchetti, B. & Ashfold, M. N. R., 14 Nov 2018, In : Chemical Physics. 515, p. 464-471 8 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
File
2 Citations (Scopus)
61 Downloads (Pure)
2017

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
12 Citations (Scopus)
335 Downloads (Pure)

Imaging spectroscopy of polymer ablation plasmas for laser propulsion applications

Jiao, L., Truscott, B. S., Liu, H., Ashfold, M. N. R. & Ma, H., 7 Jan 2017, In : Journal of Applied Physics. 121, 1, 8 p., 013303.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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4 Citations (Scopus)
371 Downloads (Pure)

Modifying the Morphology of Silicon Surfaces by Laser Induced Liquid Assisted Colloidal Lithography

Ulmeanu, M., Harniman, R. L., Petkov, P. & Ashfold, M. N. R., Nov 2017, In : Materials. 10, 11, 6 p., 1306.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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225 Downloads (Pure)

Molecular photofragmentation dynamics in the gas and condensed phases

Ashfold, M. N. R., Murdock, D. & Oliver, T. A. A., 5 May 2017, In : Annual Review of Physical Chemistry. 68, p. 63-82

Research output: Contribution to journalReview article (Academic Journal)

File
8 Citations (Scopus)
245 Downloads (Pure)

Optical Emission from C2 Anions in Microwave-Activated CH4/H2 Plasmas for Chemical Vapor Deposition of Diamond

Mahoney, E. J. D., Truscott, B. S., Ashfold, M. N. R. & Mankelevich, Y. A., 13 Apr 2017, In : Journal of Physical Chemistry A. 121, 14, p. 2760−2772 13 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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11 Citations (Scopus)
399 Downloads (Pure)

Photofragmentation dynamics of N,N-dimethylformamide following excitation at 193 nm

Lipciuc, M. L., Gardiner, S. H., Karsili, T. N. V., Lee, J. W. L., Heathcote, D., Ashfold, M. N. R. & Vallance, C., 7 Jul 2017, In : Journal of Chemical Physics. 147, 1, 11 p., 013941.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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3 Citations (Scopus)
381 Downloads (Pure)

Photoprotection: extending lessons learned from studying natural sunscreens to the design of artificial sunscreen constituents

Baker, L. A., Marchetti, B., Karsili, T. N. V., Stavros, V. G. & Ashfold, M. N. R., 21 Jun 2017, In : Chemical Society Reviews. 46, 12, p. 3770-3791 22 p.

Research output: Contribution to journalReview article (Academic Journal)

Open Access
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50 Citations (Scopus)
362 Downloads (Pure)

The near ultraviolet photodissociation dynamics of 2- and 3-substituted thiophenols: Geometric vs. electronic structure effects

Marchetti, B., Karsili, T. N. V., Cipriani, M., Hansen, C. S. & Ashfold, M. N. R., 7 Jul 2017, In : Journal of Chemical Physics. 147, 1, 12 p., 013923.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
348 Downloads (Pure)

Theoretical investigations of the reactions of N and O containing species on a C(100):H 2×1 reconstructed diamond surface

Kelly, M. W., Halliwell, S. C., Rodgers, W. J., Pattle, J. D., Harvey, J. N. & Ashfold, M. N. R., 16 Feb 2017, In : Journal of Physical Chemistry A. 121, p. 2046-2055 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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3 Citations (Scopus)
252 Downloads (Pure)

Ultraviolet photochemistry of 2-bromothiophene explored using universal ionization detection and multi-mass velocity-map imaging with a PImMS2 sensor

Ingle, R. A., Hansen, C. S., Elsdon, E., Bain, M., King, S. J., Lee, J. W. L., Brouard, M., Vallance, C., Turchetta, R. & Ashfold, M. N. R., 7 Jul 2017, In : Journal of Chemical Physics. 147, 1, 11 p., 013914.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
423 Downloads (Pure)

Unravelling the mechanisms of vibrational relaxation in solution

Grubb, M. P., Coulter, P. M., Marroux, H. J. B., Orr-Ewing, A. J. & Ashfold, M. N. R., 28 Mar 2017, In : Chemical Science. 8, 4, p. 3062-3069 8 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
445 Downloads (Pure)

What [plasma used for growing] diamond can shine like flame?

Ashfold, M. N. R., Mahoney, E. J. D., Mushtaq, S., Truscott, B. S. & Mankelevich, Y. A., 21 Sep 2017, In : Chemical Communications. 53, p. 10482-10495 14 p.

Research output: Contribution to journalReview article (Academic Journal)

Open Access
File
9 Citations (Scopus)
259 Downloads (Pure)
2016

A ‘bottom up’, ab initio computational approach to understanding fundamental photophysical processes in nitrogen containing heterocycles, DNA bases and base pairs

Marchetti, B., Karsili, T. N. V., Ashfold, M. N. R. & Domcke, W., 14 Aug 2016, In : Physical Chemistry Chemical Physics. 18, 30, p. 20007-20027 22 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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46 Citations (Scopus)
436 Downloads (Pure)

Contrasting ring-opening propensities in UV-excited α-pyrone and coumarin

Murdock, D., Ingle, R. A., Sazanovich, I. V., Clark, I. P., Harabuchi, Y., Taketsugu, T., Maeda, S., Orr-Ewing, A. J. & Ashfold, M. N. R., 28 Jan 2016, In : Physical Chemistry Chemical Physics. 18, 4, p. 2629-2638 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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21 Citations (Scopus)
356 Downloads (Pure)

Determination of Stark parameters by cross-calibration in a multi-element laser-induced plasma

Liu, H., Truscott, B. S. & Ashfold, M. N. R., 12 May 2016, In : Scientific Reports. 6, 25609.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
256 Downloads (Pure)

Excited state non-adiabatic dynamics of N-methylpyrrole: A time-resolved photoelectron spectroscopy and quantum dynamics study

Wu, G., Neville, S. P., Schalk, O., Sekikawa, T., Ashfold, M. N. R., Worth, G. A. & Stolow, A., Jan 2016, In : Journal of Chemical Physics. 144, 1, 12 p., 014309.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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16 Citations (Scopus)
240 Downloads (Pure)

Extreme population inversion in the fragments formed by UV photoinduced S-H bond fission in 2-thiophenethiol

Ingle, R., Karsili, T. N. V., Dennis, G. J., Staniforth, M., Stavros, V. G. & Ashfold, M. N. R., 8 Apr 2016, In : Physical Chemistry Chemical Physics. 18, p. 11401-10 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
251 Downloads (Pure)

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)

Mechanistic Insights into Excited State Intramolecular Proton Transfer in Isolated and Metal Chelated Supramolecular Chemosensors

Karsili, T. N. V., Marchetti, B. & Ashfold, M. N. R., 21 Dec 2016, In : Dalton Transactions. 45, p. 18921-18930 10 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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7 Citations (Scopus)
344 Downloads (Pure)

Microwave plasma-activated chemical vapour deposition of nitrogen-doped diamond, II: CH4/N2/H2 plasmas

Truscott, B. S., Kelly, M. W., Potter, K. J., Ashfold, M. N. R. & Mankelevich, Y. A., 3 Nov 2016, In : Journal of Physical Chemistry A. 120, 43, p. 8537-8549 13 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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20 Citations (Scopus)
7936 Downloads (Pure)

Probing Photochemically and Thermally Induced Isomerization Reactions in α-Pyrone

Murdock, D., Clark, I. P. & Ashfold, M. N. R., 22 Sep 2016, In : Journal of Physical Chemistry A. 120, 37, p. 7249-7254 6 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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4 Citations (Scopus)
191 Downloads (Pure)

Sensitive Room Temperature Photoluminescence-Based Sensing of H2S with Novel CuO–ZnO Nanorods

Liu, X., Du, B., Sun, Y., Yu, M., Yin, Y., Tang, W., Chen, C., Sun, L., Yang, B., Cao, W. & Ashfold, M. N. R., 29 Jun 2016, In : ACS Applied Materials and Interfaces. 8, 25, p. 16379–16385 7 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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39 Citations (Scopus)
307 Downloads (Pure)

Substrate surface patterning by optical near field modulation around colloidal particles immersed in a liquid

Ulmeanu, M., Petkov, P., Ursescu, D., Jipa, F., Harniman, R., Brousseau, E. & Ashfold, M. N. R., 15 Nov 2016, In : Optics Express. 24, 24, p. 27340-27351 12 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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1 Citation (Scopus)
230 Downloads (Pure)

Translational, rotational and vibrational relaxation dynamics of a solute molecule in a non-interacting solvent

Grubb, M. P., Coulter, P. M., Marroux, H. J. B., Hornung, B., McMullen, R. S., Orr-Ewing, A. J. & Ashfold, M. N. R., Nov 2016, In : Nature Chemistry. 8, 11, p. 1042-1046 5 p.

Research output: Contribution to journalArticle (Academic Journal)

Open Access
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9 Citations (Scopus)
322 Downloads (Pure)

Ultrafast photophysical studies of a multicomponent sunscreen: Oxybenzone–titanium dioxide mixtures

Baker, L. A., Grosvenor, L. C., Ashfold, M. N. R. & Stavros, V. G., 1 Nov 2016, In : Chemical Physics Letters. 664, p. 39-43 5 p.

Research output: Contribution to journalArticle (Academic Journal)

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

3-D patterning of silicon by laser-initiated, liquid-assisted colloidal (LILAC) lithography

Ulmeanu, M., Grubb, M. P., Jipa, F., Quignon, B. & Ashfold, M. N. R., 1 Jun 2015, In : Journal of Colloid and Interface Science. 447, p. 258-262 5 p.

Research output: Contribution to journalArticle (Academic Journal)

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