Person | Bioinspired Materials NCCR | Université de Fribourg

GUNKEL Ilja

Alumni

Senior scientist, Research group STEINER

Adolphe Merkle Institute Chemin des Verdiers 4 CH-1700 Fribourg Switzerland

Office:	B129
Phone:	+41 26 300 7398
Email:	ilja.gunkel@unifr.ch
Website:	http://ami.swiss/physics
	0000-0001-5738-5309

Projects team

Interplay of order and disorder in biophotonic materials

Investigating the reasons behind partial disorder in Nature's photonic materials

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Multi-responsive photonic materials as tunable filters, sensors and switches

Active between 01.06.2014 and 31.05.2018

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Complete photonic band gap materials made by self-assembly of bottlebrush block terpolymers

A bottom-up approach to mimic the weevil scale’s photonic band gap

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Publications

Structural behavior of cylindrical polystyrene-block -Poly(ethylene-butylene)-block -Polystyrene (SEBS) triblock copolymer containing MWCNTs: On the influence of nanoparticle surface modification
Hasanabadi Noushin, Nazockdast Hossein, Gajewska Bernadetta, Balog Sandor, Gunkel Ilja, Bruns Nico, Lattuada Marco
Macromolecular Chemistry and Physics (2017)

Optical imaging of large gyroid grains in block copolymer templates by confined crystallization
Dehmel Raphael, Dolan James A., Gu Yibei, Wiesner Ulrich, Wilkinson Timothy D., Baumberg Jeremy J., Steiner Ullrich, Wilts Bodo D., Gunkel Ilja
Macromolecules (2017)

Gyroid optical metamaterials: Calculating the effective permittivity of multidomain samples
Dolan James A., Saba Matthias, Dehmel Raphael, Gunkel Ilja, Gu Yibei, Wiesner Ulrich, Hess Ortwin, Wilkinson Timothy D., Baumberg Jeremy J., Steiner Ullrich, Wilts Bodo D.
ACS Photonics (2016)

Controlling self-assembly in gyroid terpolymer films by solvent vapor annealing
Dolan James A., Korzeb Karolina, Dehmel Raphael, Gödel Karl C., Stefik Morgan, Wiesner Ulrich, Wilkinson Timothy D., Baumberg Jeremy J., Wilts Bodo D., Steiner Ullrich, Gunkel Ilja
Small (2018)

Metasurfaces atop metamaterials: Surface morphology induces linear dichroism in gyroid optical metamaterials
Dolan James A., Dehmel Raphael, Demetriadou Angela, Gu Yibei, Wiesner Ulrich, Wilkinson Timothy D., Gunkel Ilja, Hess Ortwin, Baumberg Jeremy J., Steiner Ullrich, Saba Matthias, Wilts Bodo D.
Advanced Materials (2018)

Melt-spun nanocomposite fibers reinforced with aligned tunicate nanocrystals
Redondo , Chatterjee , Brodard , Korley , Weder , Gunkel , Steiner
Polymers (2019)

Determining the complex Jones matrix elements of a chiral 3D optical metamaterial
Kilchoer Cédric, Abdollahi Narjes, Steiner Ullrich, Gunkel Ilja, Wilts Bodo D.
APL Photonics (2019)

Strong circular dichroism in single gyroid optical metamaterials
Kilchoer Cédric, Abdollahi Narjes, Dolan James A., Abdelrahman Doha, Saba Matthias, Wiesner Ulrich, Steiner Ullrich, Gunkel Ilja, Wilts Bodo D.
Advanced Optical Materials (2020)

Electrospinning of cellulose nanocrystal-reinforced polyurethane fibrous mats
Redondo Alexandre, Jang Daseul, Korley LaShanda T. J., Gunkel Ilja, Steiner Ullrich
Polymers (2020)

Structure–property relationships of microphase-separated metallosupramolecular polymers
Neumann Laura N., Gunkel Ilja, Barron Amber, Oveisi Emad, Petzold Albrecht, Thurn-Albrecht Thomas, Schrettl Stephen, Weder Christoph
Macromolecules (2020)

Carbon‐assisted stable silver nanostructures
Abdollahi S. Narjes, Ochoa Martínez Efraín, Kilchoer Cédric, Kremer Geoffroy, Jaouen Thomas, Aebi Philipp, Hellmann Tim, Mayer Thomas, Gu Yibei, Wiesner Ulrich B., Steiner Ullrich, Wilts Bodo D., Gunkel Ilja
Advanced Materials Interfaces (2020)

Tuning the Properties of a UV-Polymerized, Cross-Linked Solid Polymer Electrolyte for Lithium Batteries
Sutton Preston, Airoldi Martino, Porcarelli Luca, Olmedo-Martínez Jorge L., Mugemana Clément, Bruns Nico, Mecerreyes David, Steiner Ullrich, Gunkel Ilja
Polymers (2020)

Surface Reconstruction Limited Conductivity in Block‐Copolymer Li Battery Electrolytes
Sutton Preston, Bennington Peter, Patel Shrayesh N., Stefik Morgan, Wiesner Ulrich B., Nealey Paul F., Steiner Ullrich, Gunkel Ilja
Advanced Functional Materials (2019)

Melt-Spun Nanocomposite Fibers Reinforced with Aligned Tunicate Nanocrystals
Redondo Alexandre, Chatterjee Sourav, Brodard Pierre, Korley LaShanda T. J., Weder Christoph, Gunkel Ilja, Steiner Ullrich
Polymers (2019)

Metasurfaces Atop Metamaterials: Surface Morphology Induces Linear Dichroism in Gyroid Optical Metamaterials
Dolan James A., Dehmel Raphael, Demetriadou Angela, Gu Yibei, Wiesner Ulrich, Wilkinson Timothy D., Gunkel Ilja, Hess Ortwin, Baumberg Jeremy J., Steiner Ullrich, Saba Matthias, Wilts Bodo D.
Advanced Materials (2018)

Mesoporous Titania Microspheres with Highly Tunable Pores as an Anode Material for Lithium Ion Batteries
Fischer Michael G., Hua Xiao, Wilts Bodo D., Gunkel Ilja, Bennett Thomas M., Steiner Ullrich
ACS Applied Materials & Interfaces (2017)

Contrasting Chemistry of Block Copolymer Films Controls the Dynamics of Protein Self-Assembly at the Nanoscale
Stel Bart, Gunkel Ilja, Gu Xiaodan, Russell Thomas P., De Yoreo James J., Lingenfelder Magalí
ACS Nano (2019)

Directing Block Copolymer Self-Assembly on Patterned Substrates
Gunkel Ilja
Small (2018)

Correction to Semicrystalline Block Copolymers in Rigid Confining Nanopores
Yau Man Yan Eric, Gunkel Ilja, Hartmann-Azanza Brigitte, Akram Wajiha, Wang Yong, Thurn-Albrecht Thomas, Steinhart Martin
Macromolecules (2018)

Phase Segregation in Supramolecular Polymers Based on Telechelics Synthesized via Multicomponent Reactions
Sehlinger Ansgar, Bartnick Nikolai, Gunkel Ilja, Meier Michael A. R., Montero de Espinosa Lucas
Macromolecular Chemistry and Physics (2017)

Semicrystalline Block Copolymers in Rigid Confining Nanopores
Yau Man Yan Eric, Gunkel Ilja, Hartmann-Azanza Brigitte, Akram Wajiha, Wang Yong, Thurn-Albrecht Thomas, Steinhart Martin
Macromolecules (2017)

Macroscopically ordered hexagonal arrays by directed self-assembly of block copolymers with minimal topographic patterns
Choi Jaewon, Gunkel Ilja, Li Yinyong, Sun Zhiwei, Liu Feng, Kim Hyeyoung, Carter Kenneth R., Russell Thomas P.
Nanoscale (2017)

Controlling Domain Spacing and Grain Size in Cylindrical Block Copolymer Thin Films by Means of Thermal and Solvent Vapor Annealing
Gu Xiaodan, Gunkel Ilja, Hexemer Alexander, Russell Thomas P.
Macromolecules (2016)

Photonic Particles Made by the Confined Self‐Assembly of a Supramolecular Comb‐Like Block Copolymer
Moriceau Guillaume, Kilchoer Cédric, Djeghdi Kenza, Weder Christoph, Steiner Ullrich, Wilts Bodo D., Gunkel Ilja
Macromolecular Rapid Communications (2021)

Comparing Percolation and Alignment of Cellulose Nanocrystals for the Reinforcement of Polyurethane Nanocomposites
Redondo Alexandre, Mortensen Nicole, Djeghdi Kenza, Jang Daseul, Ortuso Roberto D., Weder Christoph, Korley LaShanda T. J., Steiner Ullrich, Gunkel Ilja
ACS Applied Materials & Interfaces (2022)

Robust Full‐Spectral Color Tuning of Photonic Colloids
Dodero Andrea, Djeghdi Kenza, Bauernfeind Viola, Airoldi Martino, Wilts Bodo D., Weder Christoph, Steiner Ullrich, Gunkel Ilja
Small (2022)

Rendering Polyurethane Hydrophilic for Efficient Cellulose Reinforcement in Melt‐Spun Nanocomposite Fibers
Redondo Alexandre, Bast Livia K., Djeghdi Kenza, Airoldi Martino, Jang Daseul, Korley LaShanda T. J., Steiner Ullrich, Bruns Nico, Gunkel Ilja
Advanced Materials Interfaces (2023)

Photonic Amorphous I‐WP‐Like Networks Create Angle‐Independent Colors in Sternotomis virescens Longhorn Beetles
Bauernfeind Viola, Djeghdi Kenza, Gunkel Ilja, Steiner Ullrich, Wilts Bodo D.
Advanced Functional Materials (2023)

Biopolymer Photonics: From Nature to Nanotechnology
Vogler‐Neuling Viola V., Saba Matthias, Gunkel Ilja, Zoppe Justin O., Steiner Ullrich, Wilts Bodo D., Dodero Andrea
Advanced Functional Materials (2023)

Hyperbolic optical metamaterials from shear‐aligned block copolymer cylinder arrays
Kilchoer Cédric, Abdelrahman Doha, Abdollahi Narjes S., LaRocca Ava A., Steiner Ullrich, Saba Matthias, Gunkel Ilja, Wilts Bodo D.
Advanced Photonics Research (2020)

Anoplophora graafi longhorn beetle coloration is due to disordered diamond-like packed spheres
Djeghdi Kenza, Schumacher Cédric, Bauernfeind Viola, Gunkel Ilja, Wilts Bodo D., Steiner Ullrich
Soft Matter (2024)

High-resolution three-dimensional imaging of topological textures in nanoscale single-diamond networks
Karpov D., Djeghdi K., Holler M., Abdollahi S. Narjes, Godlewska K., Donnelly C., Yuasa T., Sai H., Wiesner U. B., Wilts B. D., Steiner U., Musya M., Fukami S., Ohno H., Gunkel I., Diaz A., Llandro J.
Nature Nanotechnology (2024)

Block Copolymer-Directed Single-Diamond Hybrid Structures Derived from X-ray Nanotomography
Djeghdi Kenza, Karpov Dmitry, Abdollahi S. Narjes, Godlewska Karolina, Iseli René, Holler Mirko, Donnelly Claire, Yuasa Takeshi, Sai Hiroaki, Wiesner Ulrich B., Steiner Ullrich, Wilts Bodo D., Musya Michimasa, Fukami Shunsuke, Ohno Hideo, Diaz Ana, Llandro Justin, Gunkel Ilja
ACS Nano (2024)

GUNKEL Ilja

Interplay of order and disorder in biophotonic materials

Multi-responsive photonic materials as tunable filters, sensors and switches

Complete photonic band gap materials made by self-assembly of bottlebrush block terpolymers