All Stories

  1. Single-pixel hyperspectral photoluminescence tomography of optical materials

    Article • Applied Optics, December 2025, Optical Society of America (OSA)

    Karel Zidek

  2. Testing Spatial Modulations in a Compressive Single-Pixel Hyperspectral Microscope with Optical Fiber Light Collection

    Article • Journal of Optics, June 2025, Institute of Physics Publishing

    Karel Zidek

  3. Visualization techniques for assessing inhomogeneities and stress in Ti:sapphire crystals

    Article • Optical Materials Express, March 2025, Optical Society of America (OSA)

    Karel Zidek

  4. Sensitive detection of Si3N4 thin-film defects via second harmonic generation microscopy

    Article • Optics Letters, March 2025, Optical Society of America (OSA)

    Karel Zidek

  5. Simplifying tailored generation of complex structured femtosecond pulses with easily fabricated phase plates

    Article • Optics Express, June 2024, Optical Society of America (OSA)

    Karel Zidek

  6. Dispersion scan frequency resolved optical gating for consistency check of pulse retrieval

    Article • Review of Scientific Instruments, April 2024, American Institute of Physics

    Karel Zidek

  7. Direct Visualization of Confinement and Many‐Body Correlation Effects in 2D Spectroscopy of Quantum Dots

    Article • Advanced Optical Materials, February 2024, Wiley

    Karel Zidek

  8. Spatially encoded hyperspectral compressive microscope for ultrabroadband VIS/NIR hyperspectral imaging

    Article • Applied Optics, May 2023, Optical Society of America (OSA)

    Karel Zidek

  9. On-chip digital holographic interferometry for measuring wavefront deformation in transparent samples

    Article • Optics Express, May 2023, Optical Society of America (OSA)

    Karel Zidek

  10. Compact lensless Fizeau holographic interferometry for imaging domain patterns in ferroelectric single crystals

    Article • Applied Optics, March 2023, Optical Society of America (OSA)

    Karel Zidek

  11. High-precision FoM measurement setup for Ti:sapphire crystals

    Article • Applied Optics, February 2023, Optical Society of America (OSA)

    Karel Zidek

  12. Nanosecond compressive fluorescence lifetime microscopy imaging via the RATS method with a direct reconstruction of lifetime maps

    Article • Optics Express, January 2023, Optical Society of America (OSA)

    Karel Zidek

  13. Beating signals in CdSe quantum dots measured by low-temperature 2D spectroscopy

    Article • The Journal of Chemical Physics, July 2022, American Institute of Physics

    Karel Zidek

  14. Differential coded aperture single-snapshot spectral imaging

    Article • Optics Letters, April 2022, Optical Society of America (OSA)

    Karel Zidek

  15. Versatile compressive microscope for hyperspectral transmission and fluorescence lifetime imaging

    Article • Optics Express, April 2022, Optical Society of America (OSA)

    Karel Zidek

  16. Noise effect on 2D photoluminescence decay analysis using the RATS method in a single-pixel camera configuration

    Article • Optics Express, March 2022, Optical Society of America (OSA)

    Karel Zidek

  17. Calibration of the pixel crosstalk in spatial light modulators for 4f pulse shaping

    Article • Applied Optics, August 2021, Optical Society of America (OSA)

    Karel Zidek

  18. Enhancement of CASSI by a zero-order image employing a single detector

    Article • Applied Optics, February 2021, Optical Society of America (OSA)

    Karel Zidek

  19. Fluorescence lifetime imaging via spatio-temporal speckle patterns in a single-pixel camera configuration

    Article • Optics Express, February 2021, Optical Society of America (OSA)

    Karel Zidek

  20. Bulk and interface second harmonic generation in the Si3N4 thin films deposited via ion beam sputtering

    Article • Journal of Optics, February 2021, Institute of Physics Publishing

    Karel Zidek

  21. Influence of the delay line jitter on the SHG FROG reconstruction

    Article • Optics Express, January 2021, Optical Society of America (OSA)

    Karel Zidek

  22. Collection of micromirror-modulated light in the single-pixel broadband hyperspectral microscope

    Article • Review of Scientific Instruments, June 2020, American Institute of Physics

    Karel Zidek

  23. Random temporal laser speckles for the robust measurement of sub-microsecond photoluminescence decay

    Article • Optics Express, April 2020, Optical Society of America (OSA)

    Karel Zidek

  24. Compressive imaging of transient absorption dynamics on the femtosecond timescale

    Article • Optics Express, March 2019, Optical Society of America (OSA)

    Karel Zidek

  25. Differential single-pixel camera enabling low-cost microscopy in near-infrared spectral region

    Article • Optics Express, February 2019, Optical Society of America (OSA)

    Karel Zidek

  26. Construction of a vacuum ultraviolet transmission spectrometer

    Article • ACC Journal, June 2018, Technical University of Liberec

    Karel Zidek

  27. Hyperspectral imaging in infrared region using compressed sensing methods

    Article • ACC Journal, June 2018, Technical University of Liberec

    Karel Zidek

  28. Size- and Wavelength-Dependent Two-Photon Absorption Cross-Section of CsPbBr3 Perovskite Quantum Dots

    Article • The Journal of Physical Chemistry Letters, May 2017, American Chemical Society (ACS)

    Karel Zidek

  29. Photostability of the Oleic Acid-Encapsulated Water-Soluble CdxSeyZn1–xS1–y Gradient Core–Shell Quantum Dots

    Article • ACS Omega, May 2017, American Chemical Society (ACS)

    Karel Zidek

  30. Two mechanisms for dissipation of excess light in monomeric and trimeric light-harvesting complexes

    Article • Nature Plants, April 2017, Springer Science + Business Media

    Karel Zidek, Professor Roberto Bassi

  31. Analysis of sub-bandgap losses in TiO2 coating deposited via single and dual ion beam deposition

    Article • Thin Solid Films, March 2017, Elsevier

    Karel Zidek

  32. Random Image Encoding via Speckle Pattern: The Effect of Patterns Correlation

    Article • January 2017, Optical Society of America (OSA)

    Karel Zidek

  33. Time-resolved terahertz spectroscopy reveals the influence of charged sensitizing quantum dots on the electron dynamics in ZnO

    Article • Physical Chemistry Chemical Physics, January 2017, Royal Society of Chemistry

    Karel Zidek

  34. Compact and robust hyperspectral camera based on compressed sensing

    Article • November 2016, SPIE

    Karel Zidek

  35. Imaging in laser spectroscopy by a single-pixel camera based on speckle patterns

    Article • November 2016, SPIE

    Karel Zidek

  36. High Excitation Intensity Opens a New Trapping Channel in Organic–Inorganic Hybrid Perovskite Nanoparticles

    Article • ACS Energy Letters, November 2016, American Chemical Society (ACS)

    Karel Zidek

  37. Surface plasmon inhibited photo-luminescence activation in CdSe/ZnS core–shell quantum dots

    Article • Journal of Physics Condensed Matter, May 2016, Institute of Physics Publishing

    Karel Zidek

  38. Exciton Structure and Energy Transfer in the Fenna–Matthews–Olson Complex

    Article • The Journal of Physical Chemistry Letters, April 2016, American Chemical Society (ACS)

    Karel Zidek

  39. Trap States and Their Dynamics in Organometal Halide Perovskite Nanoparticles and Bulk Crystals

    Article • The Journal of Physical Chemistry C, February 2016, American Chemical Society (ACS)

    Karel Zidek

  40. Design and characterisation of bodipy sensitizers for dye-sensitized NiO solar cells

    Article • Physical Chemistry Chemical Physics, January 2016, Royal Society of Chemistry

    Karel Zidek

  41. Hot electron and hole dynamics in thiol-capped CdSe quantum dots revealed by 2D electronic spectroscopy

    Article • Physical Chemistry Chemical Physics, January 2016, Royal Society of Chemistry

    Karel Zidek

  42. Sandwiched confinement of quantum dots in graphene matrix for efficient electron transfer and photocurrent production

    Article • Scientific Reports, May 2015, Springer Science + Business Media

    Karel Zidek

  43. Ultrafast photoinduced dynamics in quantum dot-based systems for light harvesting

    Article • Nano Research, May 2015, Tsinghua University Press

    Karel Zidek

  44. Electron relaxation in the CdSe quantum dot - ZnO composite: prospects for photovoltaic applications

    Article • Scientific Reports, November 2014, Springer Science + Business Media

    Karel Zidek

  45. Simultaneous Creation and Recovery of Trap States on Quantum Dots in a Photoirradiated CdSe–ZnO System

    Article • The Journal of Physical Chemistry C, November 2014, American Chemical Society (ACS)

    Karel Zidek

  46. Hole Trapping: The Critical Factor for Quantum Dot Sensitized Solar Cell Performance

    Article • The Journal of Physical Chemistry C, October 2014, American Chemical Society (ACS)

    Karel Zidek

  47. Ultrafast Charge Transfer from CdSe Quantum Dots to p-Type NiO: Hole Injection vs Hole Trapping

    Article • The Journal of Physical Chemistry C, July 2014, American Chemical Society (ACS)

    Karel Zidek

  48. Directed Energy Transfer in Films of CdSe Quantum Dots: Beyond the Point Dipole Approximation

    Article • Journal of the American Chemical Society, April 2014, American Chemical Society (ACS)

    Professor Qijin Chi, Karel Zidek

  49. Orbital Topology Controlling Charge Injection in Quantum-Dot-Sensitized Solar Cells

    Article • The Journal of Physical Chemistry Letters, March 2014, American Chemical Society (ACS)

    Karel Zidek

  50. Optimizing ZnO nanoparticle surface for bulk heterojunction hybrid solar cells

    Article • Solar Energy Materials and Solar Cells, November 2013, Elsevier

    Karel Zidek

  51. Multiexciton Absorption Cross Sections of CdSe Quantum Dots Determined by Ultrafast Spectroscopy

    Article • The Journal of Physical Chemistry Letters, September 2013, American Chemical Society (ACS)

    Karel Zidek

  52. Multiple exciton generation in nano-crystals revisited: Consistent calculation of the yield based on pump-probe spectroscopy

    Article • Scientific Reports, July 2013, Springer Science + Business Media

    Karel Zidek

  53. Balancing Electron Transfer and Surface Passivation in Gradient CdSe/ZnS Core–Shell Quantum Dots Attached to ZnO

    Article • The Journal of Physical Chemistry Letters, May 2013, American Chemical Society (ACS)

    Karel Zidek

  54. Effect of metal oxide morphology on electron injection from CdSe quantum dots to ZnO

    Article • Applied Physics Letters, April 2013, American Institute of Physics

    Karel Zidek

  55. Origin of the Bathochromic Shift of Astaxanthin in Lobster Protein: 2D Electronic Spectroscopy Investigation of β-Crustacyanin

    Article • The Journal of Physical Chemistry B, April 2013, American Chemical Society (ACS)

    Karel Zidek

  56. Fast Monolayer Adsorption and Slow Energy Transfer in CdSe Quantum Dot Sensitized ZnO Nanowires

    Article • The Journal of Physical Chemistry A, December 2012, American Chemical Society (ACS)

    Karel Zidek

  57. Ultrafast Dynamics of Multiple Exciton Harvesting in the CdSe–ZnO System: Electron Injection versus Auger Recombination

    Article • Nano Letters, November 2012, American Chemical Society (ACS)

    Karel Zidek

  58. Electron Transfer in Quantum-Dot-Sensitized ZnO Nanowires: Ultrafast Time-Resolved Absorption and Terahertz Study

    Article • Journal of the American Chemical Society, July 2012, American Chemical Society (ACS)

    Karel Zidek

  59. Quantum dot photodegradation due to CdSe-ZnO charge transfer: Transient absorption study

    Article • Applied Physics Letters, June 2012, American Institute of Physics

    Karel Zidek

  60. Ultrafast stimulated emission due to quasidirect transitions in silicon nanocrystals

    Article • Physical Review B, August 2011, American Physical Society (APS)

    Karel Zidek

  61. Ultrafast photoluminescence dynamics of blue-emitting silicon nanostructures

    Article • physica status solidi c, January 2011, Wiley

    Karel Zidek

  62. Femtosecond luminescence spectroscopy of core states in silicon nanocrystals

    Article • Optics Express, November 2010, Optical Society of America (OSA)

    Karel Zidek

  63. Brightly Luminescent Organically Capped Silicon Nanocrystals Fabricated at Room Temperature and Atmospheric Pressure

    Article • ACS Nano, August 2010, American Chemical Society (ACS)

    Prof. Pavel Matejka, Karel Zidek

  64. Data processing correction of the irising effect of a fast-gating intensified charge-coupled device on laser-pulse-excited luminescence spectra

    Article • Review of Scientific Instruments, June 2010, American Institute of Physics

    Karel Zidek

  65. Multicolour Photochromic Response of Ag-TiO2 Nanocomposite—Role of Light Illumination

    Article • Journal of Nanoscience and Nanotechnology, April 2010, American Scientific Publishers

    Karel Zidek

  66. Nonlinear optical properties of nanocrystalline diamond

    Article • Optics Express, January 2010, Optical Society of America (OSA)

    Karel Zidek

  67. Optical gain at the F-band of oxidized silicon nanocrystals

    Article • Journal of Physics D Applied Physics, June 2009, Institute of Physics Publishing

    Karel Zidek

  68. Spectral and dynamical study of nonlinear luminescence from silicon nanocrystals excited by ultrashort pulses

    Article • Physica E Low-dimensional Systems and Nanostructures, May 2009, Elsevier

    Karel Zidek

  69. Nonlinear spectroscopy and applications: time-resolved nonlinear spectroscopy of silicon nanocrystals

    Article • May 2007, SPIE

    Karel Zidek

  70. Femtosecond photoluminescence spectroscopy of silicon nanocrystals

    Article • physica status solidi c, December 2006, Wiley

    Karel Zidek

  71. Superlinear photoluminescence in silicon nanocrystals: The role of excitation wavelength

    Article • Journal of Luminescence, December 2006, Elsevier

    Karel Zidek