Fields of expertise
MissionNanostructured materials for solar energy conversion
Research on novel nanostructured materials, thin film technologies, optical properties of thin films.
- Optical selective absorber coatings for glazed/unglazed solar collectors
- Antireflection coatings on solar collector glazing
- Colored solar collectors
- Solar glass facades
Biography- Studies of Physics at the University of Freiburg, Germany
- Master of Science (Physics) from the University of Michigan, Ann Arbor, USA
- PhD degree from the University of Basel, Switzerland
TEACHINGCours: Physique du Bâtiment II
In-line electronic and structural characterization of reactively sputtered Cu-Co-Mn black spinel oxidesJournal Of Vacuum Science & Technology A. 2021-09-01. DOI : 10.1116/6.0001120.
Strong coloration of nanoporous tungsten oxides by in-vacuo lithiation for all-solid-state electrochromic devicesThin Solid Films. 2021-07-31. DOI : 10.1016/j.tsf.2021.138700.
Test of Lepton-Flavor Universality in B -> K*l( )l(-) Decays at BellePhysical Review Letters. 2021-04-22. DOI : 10.1103/PhysRevLett.126.161801.
Measurement of the charm-mixing parameter y(CP) in D-0 -> K-S(0)omega decays at BellePhysical Review D. 2020-10-19. DOI : 10.1103/PhysRevD.102.071102.
Macromolecular modeling and design in Rosetta: recent methods and frameworksNature Methods. 2020-06-01. DOI : 10.1038/s41592-020-0848-2.
Wide band-pass FSS with reduced periodicity for energy efficient windows at higher frequenciesApplied Physics A-Materials Science & Processing. 2020-05-13. DOI : 10.1007/s00339-020-03547-w.
Observation of the Radiative Decays of Upsilon(1S) to chi(c1)Physical Review Letters. 2020-03-26. DOI : 10.1103/PhysRevLett.124.122001.
Study of B -> p<(p)over bar>pi piPhysical Review D. 2020-03-25. DOI : 10.1103/PhysRevD.101.052012.
Search for B -> mu( )nu(mu) and B -> mu N with inclusive taggingPhysical Review D. 2020-02-21. DOI : 10.1103/PhysRevD.101.032007.
Solar cooking potential in Switzerland: Nodal modelling and optimizationSolar Energy. 2019-12-01. DOI : 10.1016/j.solener.2019.10.071.
Ni3N as an Active Hydrogen Oxidation Reaction Catalyst in Alkaline MediumAngewandte Chemie-International Edition. 2019-05-27. DOI : 10.1002/anie.201902751.
Evaluating the electricity saving potential of electrochromic glazing for cooling and lighting at the scale of the Swiss non-residential national building stock using a Monte Carlo modelEnergy. 2019. DOI : 10.1016/j.energy.2019.07.037.
Integration of dye solar cells in load- bearing translucent glass fiber- reinforced polymer laminatesJournal of Composite Materials. 2017. DOI : 10.1177/0021998316656393.
Potential advantages of a multifunctional complex fenestration system with embedded micro-mirrors in daylightingSolar Energy Journal. 2016. DOI : 10.1016/j.solener.2016.10.012.
CFSpro: ray tracing for design and optimization of complex fenestration systems using mixed dimensionality approachJournal of Applied Optics. 2016. DOI : 10.1364/AO.55.005127.
Electrothermal actuation of vanadium dioxide for tunable capacitors and microwave filters with integrated microheatersSensors & Actuators: A. Physical. 2016. DOI : 10.1016/j.sna.2016.01.027.
In situ core-level and valence-band photoelectron spectroscopy of reactively sputtered tungsten oxide filmsSurface and Interface Analysis. 2016. DOI : 10.1002/sia.5927.
Optical and structural analysis of sol-gel derived Cu-Co-Mn-Si oxides for black selective solar nanocomposite multilayered coatingsSolar Energy Materials And Solar Cells. 2015. DOI : 10.1016/j.solmat.2015.06.058.
Optically-derived mechanical properties of glass fiber-reinforced polymer laminates for multifunctional load-bearing structuresJournal of Composite Materials. 2015. DOI : 10.1177/0021998314567696.
Structural, electrical and magnetic characterization of in-situ crystallized ZnO:Co thin films synthesized by reactive magnetron sputteringMaterials Chemistry And Physics. 2015. DOI : 10.1016/j.matchemphys.2015.04.037.
Temperature-dependent multiangle FTIR NIR-MIR ellipsometry of thermochromic VO2 and V1-xWxO2 filmsSolar Energy. 2015. DOI : 10.1016/j.solener.2015.05.020.
Influence of doping in thermochromic V1−xWxO2 and V1−xAlxO2 thin films: Twice improved doping efficiency in V1−xWxO2Journal of Alloys and Compounds. 2015. DOI : 10.1016/j.jallcom.2014.08.264.
Diffuse light transmittance of glass fiber-reinforced polymer laminates for multifunctional load-bearing structuresJournal of Composite Materials. 2014. DOI : 10.1177/0021998313511655.
Total light transmittance of glass fiber-reinforced polymer laminates for multifunctional load-bearing structuresJournal of Composite Materials. 2014. DOI : 10.1177/0021998313511653.
Thermal solar collector with VO2 absorber coating and V1-xWxO2 thermochromic glazing – Temperature matching and triggeringSolar Energy. 2014. DOI : 10.1016/j.solener.2014.08.033.
Reactively sputtered coatings on architectural glazing for coloured active solar thermal façadesEnergy and Buildings. 2014. DOI : 10.1016/j.enbuild.2012.12.030.
Novel black selective coating for tubular solar absorbers based on a sol-gel methodSolar Energy. 2013. DOI : 10.1016/j.solener.2013.05.009.
Optical and morphological characterisation of low refractive index materials for coatings on solar collector glazingRenewable Energy. 2013. DOI : 10.1016/j.renene.2012.10.052.
COUCHEFlash informatique. 2009.
Solid State Science Special Issue: Symposium A on carbon-based nanostructured composite films Nanomaterials and Nanotechnology E-MRS Spring Meeting 2008Solid State Sciences. 2009. DOI : 10.1016/j.solidstatesciences.2009.09.013.
Modeling the absorption behavior of solar thermal collector coatings utilizing graded a-C:H/TiC layersApplied Optics. 2009. DOI : 10.1364/AO.48.001514.
Sol-gel deposition and optical characterization of multilayered SiO2/Ti1-xSixO2 coatings on solar collector glassesSolar Energy Materials & Solar Cells. 2006. DOI : 10.1016/j.solmat.2006.05.003.
Nanostructured materials for solar energy conversionSolar Energy. 2005. DOI : 10.1016/j.solener.2004.11.004.
Thin film multilayer design types for colored glazed thermal solar collectorsSolar Energy Materials & Solar Cells. 2005. DOI : 10.1016/j.solmat.2004.11.015.
Potential of quarterwave interference stacks for colored thermal solar collectorsSolar Energy. 2005. DOI : 10.1016/j.solener.2004.12.008.
Towards coloured glazed thermal solar collectorsSolar Energy Materials & Solar Cells. 2004. DOI : 10.1016/j.solmat.2004.02.042.
On the feasibility of colored glazed thermal solar collectors based on thin film interference filtersSolar Energy Materials & Solar Cells. 2004. DOI : 10.1016/j.solmat.2004.02.045.
Titanium containing amorphous hydrogenated silicon carbon films (a-Si:C:H/Ti) for durable solar absorber coatingsSolar Energy Materials and Solar Cells. 2001. DOI : 10.1016/S0927-0248(00)00396-2.
In situ core level and valence band photoelectron spectroscopy of reactively sputtered titanium aluminum nitride filmsPhysical Review B. 2001. DOI : 10.1103/PhysRevB.63.115413.
Application of titanium containing amorphous hydrogenated carbon films (a-C:H/Ti) as optical selective solar absorber coatingsSolar Energy Materials and Solar Cells. 2000. DOI : 10.1016/S0927-0248(99)00074-4.
In situ photoelectron spectroscopy of titanium-containing amorphous hydrogenated carbon filmsPhysical Review -Series B-. 1999. DOI : 10.1103/PhysRevB.60.16164.
Co-Sputtered Monocrystalline GeSn for Infrared Photodetection2020-08-06. 2020 IEEE Photonics Society Summer Topicals Meeting Series (SUM), Online conference, July 13-15, 2020. p. 1-2. DOI : 10.1109/SUM48678.2020.9161032.
A Novel Reconfigurable CMOS Compatible Ka Band Bandstop Structure Using Split-Ring Resonators and Vanadium Dioxide (VO2) Phase Change Switches2019-05-07. 2019 IEEE MTT-S International Microwave Symposium (IMS), Boston, June 7-11,2019. p. 865-867. DOI : 10.1109/MWSYM.2019.8701121.
Millimeter-wave-triggering of insulator-to-metal transition in Vanadium dioxide2019-01-01. 44th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), Paris, FRANCE, Sep 01-06, 2019. DOI : 10.1109/IRMMW-THz.2019.8874271.
From university to industry - challenges in upscaling optical microstructures for daylight redirection in buildings2019. CISBAT 2019 | Climate Resilient Cities – Energy Efficiency & Renewables in the Digital Era, Lausanne, Switzerland, September 4-6, 2019. p. 012194. DOI : 10.1088/1742-6596/1343/1/012194.
In-situ and post annealing effect on the microstructure and the optical properties of black Cu-Co-Mn oxide spinel coating for Parabolic Trough Collector (PTC) applications2019. CISBAT 2019 | Climate Resilient Cities – Energy Efficiency & Renewables in the Digital Era, Lausanne, Switzerland, September 4-6, 2019. p. 012200. DOI : 10.1088/1742-6596/1343/1/012200.
Novel microwave transparent low emissivity coating for energy-efficient glazing: towards 5G frequencies2019. CISBAT 2019 | Climate Resilient Cities – Energy Efficiency & Renewables in the Digital Era, Lausanne, Switzerland, September 4-6, 2019. p. 012199. DOI : 10.1088/1742-6596/1343/1/012199.
Feasibility study on a novel daylighting system with embedded micro compound parabolic concentrators (CPCs)2018. Conference on Nonimaging Optics - Efficient Design for Illumination and Solar Concentration XV, San Diego, CA, Aug 19-20, 2018. p. 1075807. DOI : 10.1117/12.2320478.
Visual prominence vs architectural sensitivity of solar applications in existing urban areas: an experience with web-shared photos2017. CISBAT 2017 International Conference, Lausanne, Switzerland, 6-8 September 2017. p. 955-960. DOI : 10.1016/j.egypro.2017.07.437.
Shunt capacitive switches based on VO2 metal insulator transition for RF phase shifter applications2017. ESSDERC 2017 - 47th IEEE European Solid-State Device Research Conference (ESSDERC), Leuven, Belgium, 11-14 September 2017. p. 232-235. DOI : 10.1109/ESSDERC.2017.8066634.
In situ photoelectron spectroscopic characterization of reactively sputtered, doped vanadium oxide thin films2016. 16th European Conference on Applications of Surface and Interface Analysis (ECASIA). p. 440-444. DOI : 10.1002/sia.5989.
Investigation of the metal-insulator transition in VO2 for Electronic Switches with Sub-1mV/Decade Steep Subthreshold Slope2016. 2016 IEEE Silicon Nanoelectronics Workshop (SNW), Honolulu, HI, USA, 12-13 June 2016. p. 180-181. DOI : 10.1109/SNW.2016.7578041.
CMOS-compatible abrupt switches based on VO2 metal-insulator transition2015. Ultimate Integration on Silicon, Bologna, Italy, January 26-28, 2015.
Steep slope VO2 switches for wide-band (DC-40 GHz) reconfigurable electronics2014. 72nd Annual Device Research Conference (DRC), June 2014. p. 29-30.
Light diffusion in GFRP laminates for building construction2014. CICE2014, The 7th International Conference on FRP Composites in Civil Engineering, Vancouver, Canada, August 20-22, 2014.
Growth optimization of vanadium dioxide films on SiO2/Si substrates2014. 40th Micro and Nano Engineering, Lausanne, Switzerland, September 22-26, 2014.
Selective solar absorber coatings on receiver tubes for CSP - energy-efficient production process by sol-gel dip-coating and subsequent induction heating2014. ISES Solar World Congress, Cancun, Mexico, November 3-7, 2013. p. 487-496.
Mixed-Dimensionality Approach for Advanced Ray Tracing of Lamellar Structures for Daylighting and Thermal Control2013. CISBAT 2013, Lausanne, Switzerland, September 4-6, 2013. p. 1115-1120.
Innovative Solution for Building Integrated Photovoltaics2013. CISBAT 2013, Lausanne, Switzerland, September 4-6, 2013. p. 685-690.
Angular Dependent Solar Gain for Multiple Glazing from Optical and Thermal Data2013. CISBAT 2013, Lausanne, Switzerland, September 4-6, 2013. p. 223-228.
Total Light Transmittance of Glass Fiber-Reinforced Polymer Laminates for Multifunctional Load-Bearing Structures2013. CISBAT 2013, Lausanne, Switzerland, September 4-6, 2013. p. 73-78.
Energy-Efficient Sol-Gel Process for Production of Nanocomposite Absorber Coatings for Tubular Solar Thermal Collectors2013. CISBAT 2013, Lausanne, Switzerland, September 4-6, 2013. p. 11-16.
Embedded microstructures for daylighting and seasonal thermal control2012. SPIE 2012 International Symposium on Optical Engineering, San Diego, USA, August 13-16, 2012. DOI : 10.1117/12.930476.
Encapsulated Microstructures for Daylighting and Seasonal Thermal Control2012. SPIE Optics & Photonics, San Diego, USA, August 11-16, 2012.
New Challenges in Solar Architectural Innovation2011. CISBAT 2011, Lausanne, Switzerland, September 14-16, 2011.
New challenges in solar architectural innovation2011. CISBAT 2011, Lausanne, September 14-16.
Towards microstructured glazing for daylighting and thermal control2011. CISBAT 2011, Lausanne, September 14-16. p. 455-460.
Coloured coatings for glazing of active solar thermal façades by reactive magnetron sputtering2011. CISBAT 2011, Lausanne, Switzerland, September 14-16, 2011. p. 31-36.
New challenges in solar architectural innovation2011. Proceedings for the CISBAT 11 International Conference, Lausanne, Switzerland, 2011.
Efficiency of silicon thin-film photovoltaic modules with a front coloured glass2011. CISBAT 2011, Lausanne, Switzerland, September 14-16, 2011. p. 37-42.
Air cooling powered by façade integrated coloured opaque solar thermal panels2011. CISBAT 2011, Lausanne, Switzerland, September 14-16, 2011. p. 317-322.
Semiconductor-metal transition in vanadium dioxide based thin films: towards “smart” solar energy materials2010. From Solid State to BioPhysics V, Cavtat, Dubrovnik, Croatia, June 12 - 19, 2010.
Bringing colours to solar collectors: a contribution to an increased building "integrability"2010. Colour & Light in Architectecture, Venice, November 11-12, 2010.
Thermochromic films of VO2:W for smart solar energy applications2009. SPIE Optics & Photonics 2009, San Diego, California, USA, 2-6 August 2009. p. 74100F-74100F-10 (2009). DOI : 10.1117/12.826143.
Optical selective coating for solar absorbers2009. CISBAT 2009, Lausanne, September 2-3. p. 23-28.
Thermochromic Films of VO2:W for "Smart" Solar Energy Applications2009. CISBAT 2009, Lausanne, September 2-3. p. 29-34.
Monte Carlo simulations of quantum dot solar concentrators: ray tracing based on fluorescence mapping2008. Optics and Photonics 2008, San Diego, August 10-14, 2008. DOI : 10.1117/12.794739.
Principles of Monte-Carlo ray-tracing simulations of quantum dot solar concentrators2007. Solar World Congress of the International-Solar-Energy-Society, Beijing, PEOPLES R CHINA, Sep 18-21, 2007. p. 1033-1037.
Facade Integration of Solar Thermal Collectors:A Breakthrough?2007.
Facade Integration of Solar Thermal Collectors: Present and Future2007. CISBAT 2007, Lausanne, 4-5 September 2007. p. 171-176.
Architectural integration of solar thermal collectors: results of a European survey2005. ISES 2005 Solar World Congress, Orlando, USA, August, 6-12.
Angle-dependent spectrophotometry of Sol-Gel deposited multilayered oxide coatings on solar collector glasses2005. CISBAT 2005, Lausanne, September 28, 2005. p. 227-232.
Impact of new developments of the integration into facades of solar thermal collectors2004. EUROSUN 2004, Freiburg in Brisgau, June 20-24, 2004. p. 351-357.
Dielectric interference layers for solar thermal collectors2004. EUROSUN 2004, Freiburg in Brisgau, June 20-24, 2004. p. 765-773.
Designing thin film multilayers for colored glazed thermal collectors2004. EUROSUN 2004, Freiburg in Brisgau, Germany, June 20-24, 2004. p. 858-865.
Towards colored glazed thermal solar collectors2003. ISES Solar World Congress 2003, Göteborg (SE), June 14-19, 2003. p. 51.
Nanostructured materials for solar energy conversion2003. CISBAT 2003, Lausanne, Switzerland, October 8, 2003. p. 36866.
Interference filters for colored glazed thermal solar collectors2003. ISES Solar World Congress 2003, Göteborg (SE), June 14-19, 2003. p. 51.
Coatings for colored glazed thermal solar collectors and solar active glass facades2003. CISBAT 2003, Lausanne, Switzerland, October 8, 2003. p. 335-340.
Teaching & PhD