Photo of Dr Daniel Colquitt

Dr Daniel Colquitt MMath (Hons), PhD, MIMA, FHEA

Senior Lecturer Mathematical Sciences

Publications

2021

Design of a resonant Luneburg lens for surface acoustic waves (Journal article)

Fuentes-Domínguez, R., Yao, M., Colombi, A., Dryburgh, P., Pieris, D., Jackson-Crisp, A., . . . Clark, M. (2021). Design of a resonant Luneburg lens for surface acoustic waves. Ultrasonics, 111, 106306. doi:10.1016/j.ultras.2020.106306

DOI: 10.1016/j.ultras.2020.106306

Negative index metamaterial through multi-wave interactions: numerical proof of the concept of low-frequency Lamb-wave multiplexing (Journal article)

Lott, M., Roux, P., Rupin, M., Colquitt, D., & Colombi, A. (2021). Negative index metamaterial through multi-wave interactions: numerical proof of the concept of low-frequency Lamb-wave multiplexing. Scientific Reports, 11(1). doi:10.1038/s41598-020-79572-9

DOI: 10.1038/s41598-020-79572-9

2020

Dynamic Green's functions in discrete flexural systems (Journal article)

Madine, K. H., & Colquitt, D. J. (n.d.). Dynamic Green's functions in discrete flexural systems. Retrieved from http://arxiv.org/abs/2010.04722v1

One-way interfacial waves in a flexural plate with chiral double resonators. (Journal article)

Carta, G., Colquitt, D. J., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2020). One-way interfacial waves in a flexural plate with chiral double resonators.. Philosophical transactions. Series A, Mathematical, physical, and engineering sciences, 378(2162), 20190350. doi:10.1098/rsta.2019.0350

DOI: 10.1098/rsta.2019.0350

Chiral flexural waves in structured plates: directional localisation and control (Journal article)

Carta, G., Colquitt, D. J., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2020). Chiral flexural waves in structured plates: directional localisation and control. Journal of the Mechanics and Physics of Solids, 137. doi:10.1016/j.jmps.2020.103866

DOI: 10.1016/j.jmps.2020.103866

2019

An asymptotic hyperbolic-elliptic model for flexural-seismic metasurfaces (Journal article)

Wootton, P. T., Kaplunov, J., & Colquitt, D. J. (2019). An asymptotic hyperbolic-elliptic model for flexural-seismic metasurfaces. PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 475(2227). doi:10.1098/rspa.2019.0079

DOI: 10.1098/rspa.2019.0079

2018

Composite dynamic models for periodically heterogeneous media (Journal article)

Colquitt, D. J., Danishevskyy, V. V., & Kaplunov, J. (2018). Composite dynamic models for periodically heterogeneous media. Mathematics and Mechanics of Solids, 108128651877670. doi:10.1177/1081286518776704

DOI: 10.1177/1081286518776704

The multi-physics metawedge: graded arrays on fluid-loaded elastic plates and the mechanical analogues of rainbow trapping and mode conversion (Journal article)

Skelton, E. A., Craster, R. V., Colombi, A., & Colquitt, D. J. (2018). The multi-physics metawedge: graded arrays on fluid-loaded elastic plates and the mechanical analogues of rainbow trapping and mode conversion. New Journal of Physics, 20, 13 pages. doi:10.1088/1367-2630/aabecf

DOI: 10.1088/1367-2630/aabecf

2017

Bloch waves in a triangular lattice with tilted resonators: applications to focussing (Conference Paper)

Tallarico, D., Movchan, N. V., Movchan, A. B., Colquitt, D. J., & IEEE. (2017). Bloch waves in a triangular lattice with tilted resonators: applications to focussing. In 2017 11TH INTERNATIONAL CONGRESS ON ENGINEERED MATERIALS PLATFORMS FOR NOVEL WAVE PHENOMENA (METAMATERIALS) (pp. 340-342). Retrieved from http://gateway.webofknowledge.com/

Slow waves, elastic rainbow and dynamic anisotropy with a cluster of resonant rods on an elastic halfspace (Conference Paper)

Colombi, A., Craster, R., Clark, M., Colquitt, D., & IEEE. (2017). Slow waves, elastic rainbow and dynamic anisotropy with a cluster of resonant rods on an elastic halfspace. In 2017 11TH INTERNATIONAL CONGRESS ON ENGINEERED MATERIALS PLATFORMS FOR NOVEL WAVE PHENOMENA (METAMATERIALS) (pp. 409-410). Retrieved from http://gateway.webofknowledge.com/

Mathematical Modelling of Waves in Multi-Scale Structured Media (Book)

Movchan, A. B., Movchan, N. V., Jones, I. S., & Colquitt, D. J. (2017). Mathematical Modelling of Waves in Multi-Scale Structured Media. CRC Press.

Enhanced sensing and conversion of ultrasonic Rayleigh waves by elastic metasurfaces (Journal article)

Colombi, A., Ageeva, V., Smith, R. J., Clare, A., Patel, R., Clark, M., . . . Craster, R. V. (2017). Enhanced sensing and conversion of ultrasonic Rayleigh waves by elastic metasurfaces. SCIENTIFIC REPORTS, 7. doi:10.1038/s41598-017-07151-6

DOI: 10.1038/s41598-017-07151-6

Tilted resonators in a triangular elastic lattice: chirality, Bloch waves and negative refraction (Journal article)

Tallarico, D., Movchan, N. V., Movchan, A. B., & Colquitt, D. J. (2017). Tilted resonators in a triangular elastic lattice: chirality, Bloch waves and negative refraction. Journal of the Mechanics and Physics of Solids, 103, 236-256. doi:10.1016/j.jmps.2017.03.007

DOI: 10.1016/j.jmps.2017.03.007

Dynamic homogenisation of Maxwell’s equations with applications to photonic crystals and localised waveforms on gratings (Journal article)

Maling, B. J., Colquitt, D. J., & Craster, R. V. (2017). Dynamic homogenisation of Maxwell’s equations with applications to photonic crystals and localised waveforms on gratings. Wave Motion, 69, 35-49. doi:10.1016/j.wavemoti.2016.11.003

DOI: 10.1016/j.wavemoti.2016.11.003

Seismic metasurfaces: Sub-wavelength resonators and Rayleigh wave interaction (Journal article)

Colquitt, D. J., Colombi, A., Craster, R. V., Roux, P., & Guenneau, S. R. L. (2017). Seismic metasurfaces: Sub-wavelength resonators and Rayleigh wave interaction. Journal of the Mechanics and Physics of Solids, 99, 379-393. doi:10.1016/j.jmps.2016.12.004

DOI: 10.1016/j.jmps.2016.12.004

Elastic Wave Control Beyond Band-Gaps: Shaping the Flow of Waves in Plates and Half-Spaces with Subwavelength Resonant Rods (Journal article)

Colombi, A., Craster, R. V., Colquitt, D., Achaoui, Y., Guenneau, S., Roux, P., & Rupin, M. (n.d.). Elastic Wave Control Beyond Band-Gaps: Shaping the Flow of Waves in Plates and Half-Spaces with Subwavelength Resonant Rods. Frontiers in Mechanical Engineering, 3. doi:10.3389/fmech.2017.00010

DOI: 10.3389/fmech.2017.00010

2016

Asymptotics of dynamic lattice Green's functions (Journal article)

Vanel, A. L., Craster, R. V., Colquitt, D. J., & Makwana, M. (2016). Asymptotics of dynamic lattice Green's functions. WAVE MOTION, 67, 15-31. doi:10.1016/j.wavemoti.2016.05.010

DOI: 10.1016/j.wavemoti.2016.05.010

Conversion and reflection of Rayleigh waves with the seismic metawedge (Conference Paper)

Colombi, A., Roux, P., Colquitt, D., Craster, R., Guenneau, S., & IEEE. (2016). Conversion and reflection of Rayleigh waves with the seismic metawedge. In 2016 10TH INTERNATIONAL CONGRESS ON ADVANCED ELECTROMAGNETIC MATERIALS IN MICROWAVES AND OPTICS (METAMATERIALS) (pp. 313-315). Retrieved from http://gateway.webofknowledge.com/

Parabolic metamaterials and Dirac bridges (Journal article)

Colquitt, D. J., Movchan, N. V., & Movchan, A. B. (2016). Parabolic metamaterials and Dirac bridges. Journal of the Mechanics and Physics of Solids, 65, 621-631. doi:10.1016/j.jmps.2016.05.006

DOI: 10.1016/j.jmps.2016.05.006

A seismic metamaterial: The resonant metawedge (Journal article)

Colombi, A., Colquitt, D., Roux, P., Guenneau, S., & Craster, R. V. (2016). A seismic metamaterial: The resonant metawedge. SCIENTIFIC REPORTS, 6. doi:10.1038/srep27717

DOI: 10.1038/srep27717

Cymatics for the cloaking of flexural vibrations in a structured plate (Journal article)

Misseroni, D., Colquitt, D. J., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2016). Cymatics for the cloaking of flexural vibrations in a structured plate. SCIENTIFIC REPORTS, 6. doi:10.1038/srep23929

DOI: 10.1038/srep23929

2015

High frequency homogenisation for elastic lattices (Journal article)

Colquitt, D., Craster, R. V., & Makwana, M. (2015). High frequency homogenisation for elastic lattices. The Quarterly Journal of Mechanics and Applied Mathematics, 68(2), 203-230. doi:10.1093/qjmam/hbv005

DOI: 10.1093/qjmam/hbv005

Rayleigh-Bloch waves along elastic diffraction gratings (Journal article)

Colquitt, D., Craster, R. V., Antonakakis, T., & Guenneau, S. (2015). Rayleigh-Bloch waves along elastic diffraction gratings. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 471(2173). doi:10.1098/rspa.2014.0465

DOI: 10.1098/rspa.2014.0465

2014

Transformation elastodynamics and cloaking for flexural waves (Journal article)

Colquitt, D. J., Brun, M., Gei, M., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2014). Transformation elastodynamics and cloaking for flexural waves. Journal of the Mechanics and Physics of Solids, 72, 131-143. doi:10.1016/j.jmps.2014.07.014

DOI: 10.1016/j.jmps.2014.07.014

Transformation cloaking and radial approximations for flexural waves in elastic plates (Journal article)

Brun, M., Colquitt, D. J., Jones, I. S., Movchan, A. B., & Movchan, N. V. (2014). Transformation cloaking and radial approximations for flexural waves in elastic plates. NEW JOURNAL OF PHYSICS, 16. doi:10.1088/1367-2630/16/9/093020

DOI: 10.1088/1367-2630/16/9/093020

2013

Making waves round a structured cloak: lattices, negative refraction and fringes (Journal article)

Colquitt, D. J., Jones, I. S., Movchan, N. V., Movchan, A. B., Brun, M., & McPhedran, R. C. (2013). Making waves round a structured cloak: lattices, negative refraction and fringes. PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 469(2157). doi:10.1098/rspa.2013.0218

DOI: 10.1098/rspa.2013.0218

Localization for a line defect in an infinite square lattice (Journal article)

Colquitt, D. J., Nieves, M. J., Jones, I. S., Movchan, A. B., & Movchan, N. V. (2013). Localization for a line defect in an infinite square lattice. PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 469(2150). doi:10.1098/rspa.2012.0579

DOI: 10.1098/rspa.2012.0579

Localization for a line defect in an infinite square lattice (Journal article)

Colquitt, D. J., Nieves, M. J., Jones, I. S., Movchan, A. B., & Movchan, N. V. (2013). Localization for a line defect in an infinite square lattice. Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences, 469(2150), 20120579. doi:10.1098/rspa.2012.0579

DOI: 10.1098/rspa.2012.0579

Mathematical modelling of the dynamic response of metamaterial structures (Thesis / Dissertation)

Colquitt, D. J. (2013, June 1). Mathematical modelling of the dynamic response of metamaterial structures. (PhD Thesis, University of Liverpool).

2012

Trapping of a crack advancing through an elastic lattice (Journal article)

Colquitt, D. J., Nieves, M. J., Jones, I. S., Movchan, N. V., & Movchan, A. B. (2012). Trapping of a crack advancing through an elastic lattice. INTERNATIONAL JOURNAL OF ENGINEERING SCIENCE, 61, 129-141. doi:10.1016/j.ijengsci.2012.06.016

DOI: 10.1016/j.ijengsci.2012.06.016

Dynamic anisotropy and localization in elastic lattice systems (Journal article)

Colquitt, D. J., Jones, I. S., Movchan, N. V., Movchan, A. B., & McPhedran, R. C. (2012). Dynamic anisotropy and localization in elastic lattice systems. WAVES IN RANDOM AND COMPLEX MEDIA, 22(2), 143-159. doi:10.1080/17455030.2011.633940

DOI: 10.1080/17455030.2011.633940

2011

Dispersion and localization of elastic waves in materials with microstructure (Journal article)

Colquitt, D. J., Jones, I. S., Movchan, N. V., & Movchan, A. B. (2011). Dispersion and localization of elastic waves in materials with microstructure. PROCEEDINGS OF THE ROYAL SOCIETY A-MATHEMATICAL PHYSICAL AND ENGINEERING SCIENCES, 467(2134), 2874-2895. doi:10.1098/rspa.2011.0126

DOI: 10.1098/rspa.2011.0126

Elastic Waves and Defect Modes in Micropolar Lattices (Conference Paper)

Colquitt, D. J., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2011). Elastic Waves and Defect Modes in Micropolar Lattices. In VIBRATION PROBLEMS ICOVP 2011 Vol. 139 (pp. 707-713). doi:10.1007/978-94-007-2069-5_95

DOI: 10.1007/978-94-007-2069-5_95

Elastic Waves and Defect Modes in Micropolar Lattices (Conference Paper)

Colquitt, D. J., Movchan, A. B., Movchan, N. V., & Jones, I. S. (2011). Elastic Waves and Defect Modes in Micropolar Lattices. In The 10th International Conference on Vibration Problems (pp. 707-713). Prague: Springer Netherlands. doi:10.1007/978-94-007-2069-5_95

DOI: 10.1007/978-94-007-2069-5_95

2010

Frequency related localisation of harmonic elastic waves in stratified welds (Journal article)

Colquitt, D. J., Movchan, A. B., Jones, I. S., & Daniels, W. (2010). Frequency related localisation of harmonic elastic waves in stratified welds. ACTA MECHANICA SINICA, 26(4), 567-572. doi:10.1007/s10409-010-0350-7

DOI: 10.1007/s10409-010-0350-7

Frequency related localisation of harmonic elastic waves in stratified welds (Journal article)

Colquitt, D. J., Movchan, A. B., Jones, I. S., & Daniels, W. (2010). Frequency related localisation of harmonic elastic waves in stratified welds. Acta Mechanica Sinica, 26(4), 567-572. doi:10.1007/s10409-010-0350-7

DOI: 10.1007/s10409-010-0350-7