Georg H Mehl

Prof Georg H Mehl

Professor of Organic and Materials Chemistry

Faculty of Science and Engineering

01482 465590

Prof Georg Mehl joined the University of Hull as a lecturer in 1997 and has been Professor for Organic and Materials Chemistry since 2010.

Previously, he worked as a postdoctoral researcher on piezoelectric LC polymers at the University, after completing his PhD at the University of Freiburg in Germany.


Research Interests

  • Fundamentals of liquid crystals

  • Design and evaluation of advanced materials

  • Nematic phases

  • Liquid crystal nanocomposites

  • Photonic and photoactive materials

  • Photochromic and photochromic liquid crystals

  • Dendrimer liquid crystals

Research groups

  • Research theme: Materials Chemistry

  • Research group: Liquid Crystals and Photonics

  • G W Gray Centre for Advanced Materials


V. N. Panov, S. P. Sreenilayam, Yuri P. Panarin, J.K. Vij, C. Welch, G. H. Mehl, 'Characterisation of the sub-micrometer hierarchy levels in the twist-bend nematic phase with nanometric helices via photopolymerization. Explanation for the sign reversal in the polar response', Nano Letters, 17, pp 7515–7519; DOI: 10.1021/acs.nanolett.7b03441 (2017)

W. D. Stevenson, Z. Ahmed, X. B. Zeng, C. Welch, G. Ungar and G. H. Mehl, 'Molecular organisation in the twist-bend nematic phase by resonant X-ray scattering at the Se K-edge', PCCP, 19, pp 13449-13454, DOI: 10.1039/C7CP01404J (2017)

E. Ramou, Z. Ahmed, C. Welch, P. K. Karahaliou, G. H. Mehl, 'The stabilisation of the Nx phase in mixtures', Soft Matter, 12, pp 888-899, DOI: 10.1039/C5SM01961C (2016)

M. H. Yen, J. Chaiprapa, X. Zeng, L. Cseh, G. H. Mehl, G. Ungar, 'Added alkane allows thermal shrinkage of supramolecular columns by forming superlattice', Journal of the American Chemical Society, 138, pp 5757-5760, 0.1021/jacs.6b01172 (2016)

M. Salili, M. G. Tamba, S. N. Sprunt, C. Welch, G. H. Mehl, A. Jákli and J. T. Gleeson, 'Anomalous increase in nematic-isotropic transition temperature in dimer molecules induced by magnetic field', Physical Review Letters, 116, 217801, 10.1103/PhysRevLett.116.217801 (2016)

Full list


Programmes taught on (2019)

Modules list

  • Polymer Synthesis

  • Pericyclic Reactions

  • Photochromics

  • Advanced Organic Laboratories (year 3)

  • Workshops

Research PhDs

  • Fundamentals of liquid crystals

  • Nematic phases

  • Liquid crystal nanocomposites

  • Photonic and photoactive materials

  • Photochromic and photochromic liquid crystals

  • Dendrimer liquid crystals

Professional highlights

Academic qualifications

  • Dr. rer, nat.

  • Diplom Chemiker

External roles

  • Chair British Liquid Crystal Society 2017-19

  • Vice-Chair British Liquid Crystal Society 2017-19I

  • Work package leader / overall project co-ordinator in the EU funded projects: BIND; NANOGOLD, Dendreamers, DesignLC, LCDD; Denselsys

  • PI in seven individual or multi-partner collaborative EPSRC projects

  • Collaborations in the UK, Europe, USA and China

Awards and accolades

  • LG Displays Award - International Liquid Crystal Society (2016)

  • Visiting position: U. Aix-Marseille, France (2009)

  • Visiting position: U. Patras, Greece (2007-8)

  • Qinetiq Lectureship (2001-2002)

  • DERA Lectureship (1998-2001)

Professional highlights

  • New liquid crystal phases

  • Liquid crystal nanocomposites

  • New photoactive materials

  • Liquid crystal dendrimers and oligomers