Diamond Optics

Research and postgraduate training focusing on diamond optics for a wide range of applications, including micro- and nanostructuring of preferably (but not limited to) carbon-based materials.
Ångström Diamond Optics Group
The Ångström Diamond Optics Group is a part of the Division of Applied Materials Science at Uppsala University, and is headed by Associate Professor Mikael Karlsson.
Our group conducts research and graduate education focusing on Diamond Optics for a wide range of applications, including micro- and nanostructuring of preferentially (but not limited to) carbon based materials.
Our research in Diamond Optics is currently focused on applications within astronomy and life sciences. In these projects we use own developed advanced diamond micro- and nanostructuring techniques to fabricate diamond optical components working in the infrared wavelengths. We also have expertise in optical design and simulations.
People
People
Mikael Karlsson
Associate Professor
Pontus Forsberg
Researcher
Arvid Angelsten
PhD student
Alumni
Carina Dettenrieder
2018 Visiting PhD student from Ulm University (Germany), now at Bachem (Switzerland)
Dervis Türkmen
2018 Visiting PhD student from Ulm University (Germany), now at Bachem (Switzerland)
Dr. Ernesto Vargas Catalan
2013-2018 PhD student, now at Silex Microsystems (Sweden)
Dr. Pierre Piron
2016-2018 Postdoc, now at Technische Universiteit Delft (Netherlands)
Dr. Julian Haas
2017 Visiting PhD student from Ulm University (Germany), now at Chemische Fabrik Karls Bucher GmbH (Germany)
Dr. Yixiao Cai
2013-2016 PhD student, now at Donghua University (China)
Dr. Mikael Malmström
2014 Postdoc, now at Swerim AB (Sweden)
Dr. Pontus Forsberg
2009-2013 PhD student, since 2018 in the Ångström Diamond Optics Group
Publications
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Controlling sputter angles with a 3D mask: Re-masking and depth adjustment of optical gratings
Part of Diamond and related materials, 2026
- DOI for Controlling sputter angles with a 3D mask: Re-masking and depth adjustment of optical gratings
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Advancing European High-Contrast Imaging R&D Towards the Habitable Worlds Observatory
Part of Astrophysics and Space Science, 2025
- DOI for Advancing European High-Contrast Imaging R&D Towards the Habitable Worlds Observatory
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Waveguide Spectroscopy for Differentiation of Bacteria
Part of Analytical Chemistry, p. 21314-21323, 2025
- DOI for Waveguide Spectroscopy for Differentiation of Bacteria
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MIRAC-5 on the MMT with MAPS: annular groove phase mask N-band coronagraphic upgrade
Part of Proceedings Volume 13627 Techniques and Instrumentation for Detection of Exoplanets XII, p. 1-9, 2025
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The ELT/METIS Annular Groove Phase Masks
Part of Proceedings Volume 13100, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation VI;, p. 1-9, 2024
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METIS high-contrast imaging: from final design to manufacturing and testing
Part of Ground-based and Airborne Instrumentation for Astronomy X, 2024
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Making the diamond vortex phase masks for the METIS instrument
Part of Diamond and related materials, 2024
- DOI for Making the diamond vortex phase masks for the METIS instrument
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An Ultra-Sensitive Biosensor Based on Mid-Infrared Diamond Waveguide Spectroscopy
2023
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Enhancing sensitivity of mid-infrared waveguide spectroscopy with a high index thin film
Part of ACS Applied Optical Materials, p. 536-543, 2023
- DOI for Enhancing sensitivity of mid-infrared waveguide spectroscopy with a high index thin film
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Optimal Design of the Annular Groove Phase Mask Central Region
Part of Optics Express, p. 27048-27063, 2022
- DOI for Optimal Design of the Annular Groove Phase Mask Central Region
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Diamond-based dielectric laser acceleration
Part of Optics Express, p. 505-510, 2022
- DOI for Diamond-based dielectric laser acceleration
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Part of Astronomical Journal, 2021
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High sensitivity infrared spectroscopy with a diamond waveguide on aluminium nitride
Part of The Analyst, p. 6981-6989, 2021
- DOI for High sensitivity infrared spectroscopy with a diamond waveguide on aluminium nitride
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Imaging low-mass planets within the habitable zone of α Centauri
Part of Nature Communications, 2021
- DOI for Imaging low-mass planets within the habitable zone of α Centauri
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Keck/NIRC2 L'-Band Imaging of Jovian-Mass Accreting Protoplanets around PDS 70
Part of Astronomical Journal, 2020
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Part of Journal of Astronomical Telescopes, Instruments, and Systems, p. 1-16, 2020
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Vortex Phase Masks of Topological Charge 4 and higher with Diamond Subwavelength Gratings
Part of Proceedings Volume 11451, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation IV, 2020
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An N-band test bench for the METIS coronagraphic masks
Part of Ground-based and Airborne Instrumentation for Astronomy VIII, p. 1-15, 2020
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Part of Chemosensors, p. 1-17, 2020
- DOI for Determination of volatile organic compounds in water by attenuated total reflection infrared spectroscopy and diamond-like carbon coated silicon wafers
- Download full text (pdf) of Determination of volatile organic compounds in water by attenuated total reflection infrared spectroscopy and diamond-like carbon coated silicon wafers
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Part of Journal of Astronomical Telescopes, Instruments, and Systems, p. 1-8, 2019
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Diamond gratings for dielectric laser acceleration
2019
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Diamond waveguide infrared spectroscopy for applications in life science
2019
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Development of an Ultra-Sensitive Biosensor Based on Mid-Infrared Diamond Waveguide Spectroscopy
2019
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Seeing the light through diamonds: Direct detection of extrasolar planets
2019
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NEAR: First Results from the Search for Low-Mass Planets in α Cen
Part of The Messenger, p. 5-9, 2019
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Part of Sensors, 2019
- DOI for Corrosion detection by infrared attenuated total reflection spectroscopy via diamond-like carbon coated silicon wafers and iron-sensitive dyes
- Download full text (pdf) of Corrosion detection by infrared attenuated total reflection spectroscopy via diamond-like carbon coated silicon wafers and iron-sensitive dyes
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Part of Astronomy and Astrophysics, 2018
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Birefringence measurements of diamond space-variant subwavelength gratings
Part of Applied Optics, p. 4909-4917, 2018
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Part of SPIE Proceedings Volume 10539, 2018
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NEAR: New Earths in the Alpha Cen Region (bringing VISIR as a "visiting instrument" to ESO-VLT-UT4)
Part of Ground-Based And Airborne Instrumentation For Astronomy VII, 2018
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High contrast imaging for the enhanced resolution imager and spectrometer (ERIS)
Part of GROUND-BASED AND AIRBORNE INSTRUMENTATION FOR ASTRONOMY VII, 2018
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Part of The Analyst, p. 5112-5119, 2018
- DOI for Infrared Spectroscopy Based on Broadly Tunable Quantum Cascade Lasers and Polycrystalline Diamond Waveguides
- Download full text (pdf) of Infrared Spectroscopy Based on Broadly Tunable Quantum Cascade Lasers and Polycrystalline Diamond Waveguides
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Part of SPIE Proceedings Volume 10539, 2018
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2018
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Polycrystalline diamond thin-film waveguides for mid-infrared evanescent field sensors
Part of ACS Omega, p. 6190-6198, 2018
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Part of Optical Materials Express, p. 1976-1987, 2018
- DOI for Subwavelength diamond gratings for vortex coronagraphy: towards annular groove phase mask for shorter wavelengths and topological charge 4 designs
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Diamond coronagraphs for direct detection of extrasolar planets
2017
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Realizing diamond subwavelength gratings working in the near infrared wavelength region
2017
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Reducing the feature size of diamond subwavelength gratings
2017
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Polarization analysis of a space-variant birefringent plate made of diamond subwavelength gratings
2017
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VIP: Vortex Image Processing Package for High-contrast Direct Imaging
Part of Astronomical Journal, 2017
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Discovery of a low-mass companion inside the debris ring surrounding the F5V star HD 206893
Part of Astronomy and Astrophysics, 2017
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Part of Proceedings of the 8th International Particle Accelerator Conference (IPAC 2017), Copenhagen, Denmark, May, 2017, 2017
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Characterization of the inner disk around HD 141569 A from KECK/NIRC2 L-band vortex coronagraphy
Part of Astronomical Journal, p. 1-10, 2017
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The W. M. Keck Observatory infrared vortex coronagraph and a first image of HIP79124 B
Part of Astronomical Journal, p. 1-7, 2017
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Protein analysis by label free evanescent mid-IR diamond waveguide spectroscopy
2017
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NEAR: Low-mass Planets in α Cen with VISIR
Part of The Messenger, p. 16-20, 2017
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Part of Proceedings of FEL2017, Santa Fe, NM, USA, 2017
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Part of Free Radical Biology & Medicine, p. 421-431, 2017
- DOI for Low molar excess of 4-oxo-2-nonenal and 4-hydroxy-2-nonenal promote oligomerization of alpha-synuclein through different pathways
- Download full text (pdf) of Low molar excess of 4-oxo-2-nonenal and 4-hydroxy-2-nonenal promote oligomerization of alpha-synuclein through different pathways
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Diamond Waveguides for Infrared Spectroscopy and Sensing
Part of Carbon-Based Nanosensor Technology, p. 87-117, Springer, 2017
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Seeing the Light through Diamonds: How to find Extrasolar Planets
2016
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Fabrication process for the annular phase groove mask (AGPM)
2016
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End-to-end simulations of the E-ELT/METIS coronagraphs
Part of Adaptive Optics Systems V, p. 1-10, 2016
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Part of Adaptive Optics Systems V, 2016
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Three years of harvest with the vector vortex coronagraph in the thermal infrared
Part of Ground-Based and Airborne Instrumentation for Astronomy VI, p. 1-14, 2016
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Part of ACS Applied Materials and Interfaces, p. 20748-20755, 2016
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Controlling the profile of high aspect ratio gratings in diamond
Part of Diamond and related materials, p. 60-68, 2016
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Part of Astronomy and Astrophysics, p. 1-8, 2016
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Nanocrystalline diamond sensor targeted for selective CRP detection: An ATR-FTIR spectroscopy study
Part of Analytical and Bioanalytical Chemistry, p. 3675-3680, 2016
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Part of RSC Advances, p. 35507-35516, 2016
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Part of Optical Materials Express, p. 2024-2030, 2016
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Waveguides in polycrystalline diamond for mid-IR sensing
Part of Optical Materials Express, p. 1286-1295, 2016
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Part of Acta Biomaterialia, p. 211-220, 2016
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Part of Physica Status Solidi (A), p. 2117-2123, 2016
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Diamond Photonics; Diamond Optics for Direct Imaging of Extrasolar Planets
2015
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2015
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An update on the VORTEX project
Part of Techniques and Instrumentation for Detection of Exoplanets VII, 2015
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The vortex coronagraph:from laboratory characterizationto on-sky operation
2015
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Ordered auditory neuron growth on micro-structured nanocrystalline diamond surface
2015
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A family of subwavelength grating vortexcoronagraphs (SGVCs) with higher topological charge
Part of Techniques and Instrumentation for Detection of Exoplanets VII, 2015
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High aspect ratio sub-wavelength gratings in diamond
p. 102-102, 2015
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2015
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Design and performance simulations of mid-IR AGPMs for ELT/METIS applications
2015
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Performance evaluation of mid-IR vortex coronagraphs with centrally obscured segmented pupils
2015
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Diamond waveguides for mid-IR chemical sensing
2015
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Part of Techniques And Instrumentation For Detection Of Exoplanets Vii, 2015
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Changes in secondary structure of α-synuclein during oligomerization induced by reactive aldehydes.
Part of Biochemical and Biophysical Research Communications - BBRC, p. 336-341, 2015
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Reaching the diffraction limit with the vortex coronagraph
2014
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Diamond Optics for Direct Imaging of Extrasolar Planets
2014
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L'-band AGPM vector vortex coronagraph's first light on LBTI/LMIRCAM
2014
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Design and expected performances ofL, M and N band AGPMs for EELT/METIS.
2014
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Optimized, high performance vortex coronagraphs for E-ELT instruments
2014
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Mid-IR AGPMs for ELT applications
Part of GROUND-BASED AND AIRBORNE INSTRUMENTATION FOR ASTRONOMY V, 2014
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Diamond waveguides for mid-IR sensing
p. 1-1, 2014
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2014
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Development of a subwavelength grating vortex coronagraph of topological charge 4 (SGVC4)
Part of GROUND-BASED AND AIRBORNE INSTRUMENTATION FOR ASTRONOMY V, 2014
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L'-band AGPM vector vortex coronagraph's first light on LBTI/LMIRCam
Part of Adaptive Optics Systems IV, 2014
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The VORTEX project: first results and perspectives
Part of Adaptive Optics Systems IV, 2014
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Part of Analytical Chemistry, p. 8136-8141, 2014
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p. 50-51, 2013
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Diamond optics for direct imaging of extrasolar planets
2013
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High Contrast Imaging with the New Vortex Coronagraph on NACO
Part of The Messenger (ESO), p. 8-13, 2013
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p. 1-9, 2013
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Laboratory demonstration of a mid-infrared AGPM vector vortex coronagraph
Part of Astronomy and Astrophysics, 2013
- DOI for Laboratory demonstration of a mid-infrared AGPM vector vortex coronagraph
- Download full text (pdf) of Laboratory demonstration of a mid-infrared AGPM vector vortex coronagraph
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High aspect ratio optical gratings in diamond
Part of Diamond and related materials, p. 19-24, 2013
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Part of Astronomy and Astrophysics, 2013
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Refractive and diffractive diamond optics
Part of Optical Engineering of Diamond, p. 109-142, Wiley-VCH Verlagsgesellschaft, 2013
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Part of Amyloid, p. 233-244, 2013
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ATR- FTIR spectroscopy study of oxidative modification of the a-synuclein secondary structure
2013
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Part of Optics Express, p. 2693-2700, 2013
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