Dr. Petr Jákl Profile

Dr. Petr Jákl

Research Worker at Institute of Scientific Instruments of the CAS vvi

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Publications (46)

Proceedings Article | 13 December 2022 Paper

Custom: terminated multimode fibre probe for holographic micro-endoscopy

Miroslav Stibůrek, Petr Jákl, Tomáš Pikálek, Petra Ondráčková, Tomáš Čižmár

Proceedings Volume 12502, 1250211 (2022) https://doi.org/10.1117/12.2664219

KEYWORDS: Polishing, Etching, Multimode fibers, Holography, Optical fibers, Tissues, Tissue optics, Particles, Manufacturing, Endoscopy

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Proceedings Article | 20 August 2020 Presentation

Direct visualization of the spin-orbit angular momentum conversion in optical trapping

Alejandro Arzola, Laura Pérez García, Petr Jákl, Lukáš Chvátal, Jaime Donlucas, Giorgio Volpe, Pavel Zemánek, Giovanni Volpe

Proceedings Volume 11463, 1146311 (2020) https://doi.org/10.1117/12.2568015

KEYWORDS: Visualization, Dielectric polarization, Particles, Optical tweezers, Dielectrics, Elliptical polarization, Beam analyzers, Photonics, Nanomanipulation, Light scattering

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Proceedings Article | 24 February 2020 Presentation + Paper

Vacuum optomechanics of optically levitated objects: determination of nonlinear properties of the optical trap

Martin Siler, Jana Flajsmanova, Vojtech Svak, Petr Jakl, Stephen Simpson, Radim Filip, Oto Brzobohaty, Pavel Zemanek

Proceedings Volume 11297, 112970I (2020) https://doi.org/10.1117/12.2546009

KEYWORDS: Oscillators, Optical tweezers, Nanoparticles, Optomechanical design, Laser scattering, Scattering, Quantum physics, Stochastic processes

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Proceedings Article | 24 February 2020 Presentation + Paper

Non-conservative instabilities in optical vacuum traps

V. Svak, Y. Arita, S. Simpson, O. Brzobohatý, M. Šiler, P. Jákl, J. Kaňka, P. Zemánek, K. Dholakia

Proceedings Volume 11297, 112970F (2020) https://doi.org/10.1117/12.2545948

KEYWORDS: Particles, Optical spheres, Polarization, Gaussian beams, Thermography, Optical tweezers, Spherical lenses, Free space optics, Astronomical imaging, Physics

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Proceedings Article | 20 February 2019 Presentation + Paper

Towards focusing broad band light through a multimode fiber endoscope

Johanna Trägårdh, Tomáš Pikálek, Stephen Simpson, Petr Jákl, Martin Šiler, Tomáš Tyc, Tomáš Čižmár

Proceedings Volume 10886, 108860J (2019) https://doi.org/10.1117/12.2510449

KEYWORDS: Spatial light modulators, Endoscopes, Multimode fibers, Dispersion, GRIN lenses, Phase measurement, Calibration, Polarization

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Proceedings Article | 20 February 2019 Presentation + Paper

Multimode fiber transmission matrix obtained with internal references

Petr Jákl, Martin Šiler, Jan Ježek, Johanna Trägårdh, Pavel Zemánek, Tomáš Čižmár

Proceedings Volume 10886, 1088610 (2019) https://doi.org/10.1117/12.2510668

KEYWORDS: Polarization, Multimode fibers, Holograms, Spatial light modulators, Optical fibers, Calibration, Cameras, Phase interferometry

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Proceedings Article | 18 December 2018 Paper

Motion of optically levitated nanoparticle in nonlinear regime

Jana Damková, Martin Šiler, Petr Jákl, Radim Filip, Oto Brzobohatý, Pavel Zemánek

Proceedings Volume 10976, 109760G (2018) https://doi.org/10.1117/12.2518115

KEYWORDS: Nonlinear optics, Data acquisition, Quantum physics, Aspheric lenses, Silicon

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Proceedings Article | 18 December 2018 Paper

Anomalous shift of the most probable position of a particle in an unstable optically created potential

Martin Šiler, Luca Ornigotti, Oto Brzobohatý, Petr Jákl, Artem Ryabov, Viktor Holubec, Pavel Zemánek, Radim Filip

Proceedings Volume 10976, 109760E (2018) https://doi.org/10.1117/12.2518123

KEYWORDS: Particles, Stochastic processes, Statistical analysis, Numerical analysis, Physics, Holography, Optical tweezers, Computing systems

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Proceedings Article | 18 December 2018 Paper

Measurement system for characterization of angular and spectral distribution of LED-based sources

Mojmír Šerý, Jan Ježek, Petr Jákl, Marek Škereň, Pavel Zemánek

Proceedings Volume 10976, 1097607 (2018) https://doi.org/10.1117/12.2518360

KEYWORDS: Light emitting diodes, Light sources, Light, Sensors, Diffraction, Data acquisition, Optical benches, Spectroscopy, Optical testing, Signal detection

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Proceedings Article | 24 April 2018 Paper

Underdamped and overdamped dynamics of objects in nonlinear optical potentials

Oto Brzobohaty, Stephen Simpson, Martin Siler, Petr Jakl, Jana Damkova, Vojtech Svak, Alejandro Arzola, Karen Volke-Sepulveda, Radim Filip, Pavel Zemanek

Proceedings Volume 10712, 107120Z (2018) https://doi.org/10.1117/12.2319285

KEYWORDS: Particles, Thermography, Optical tweezers, Nonlinear dynamics, Quantum optics, Control systems, Thermodynamics, Stochastic processes, Cadmium, Nonlinear optics

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Proceedings Article | 23 December 2016 Paper

Theoretical analysis of motion of a microparticle in an optically created cubic potential

Martin Šiler, Petr Jákl, Radim Filip, Artem Ryabov, Pavel Zemánek

Proceedings Volume 10142, 101420L (2016) https://doi.org/10.1117/12.2263420

KEYWORDS: Motion analysis, Optical tweezers, Particles, Stochastic processes, Physics, Geometrical optics, Stars, Nanoparticles, Spherical lenses, Dielectrics

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Proceedings Article | 23 December 2016 Paper

Two-photon photopolymerization with multiple laser beams

Petr Jákl, Jiří Skalický, Jan Ježek, Mojmír Šerý, Dušan Novotný, Pavel Zemánek

Proceedings Volume 10142, 101420J (2016) https://doi.org/10.1117/12.2263293

KEYWORDS: Photopolymerization, Diffraction, Spatial light modulators, Particles, Field programmable gate arrays, Holograms, Manufacturing, Photopolymers, Liquids, Polymers

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Proceedings Article | 25 August 2015 Presentation + Paper

Rotational behavior of oblate golden nanoparticles in circularly polarized dual beam optical trap

Martin Šiler, Lukáš Chvátal, Oto Brzobohatý, Alejandro Arzola, Petr Jákl, Stephen Simpson, Pavel Zemánek

Proceedings Volume 9548, 95481E (2015) https://doi.org/10.1117/12.2188159

KEYWORDS: Particles, Optical tweezers, Gaussian beams, Nanoparticles, Beam propagation method, Radio propagation, Wave propagation, Laser scattering, Scattering, Dielectrics

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Proceedings Article | 7 January 2015 Paper

In-situ aberration correction of Bessel beams using spatial light modulator

Petr Jákl, Alejandro Arzola, Pavel Zemánek

Proceedings Volume 9442, 94420G (2015) https://doi.org/10.1117/12.2175908

KEYWORDS: Spatial light modulators, Particles, Charged particle optics, Optical tweezers, Aberration correction, Spiral phase plates, Bessel beams, Optical aberrations, Optical calibration, CCD cameras

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Proceedings Article | 6 January 2015 Paper

Rotation of dielectric disks in focused vortex beams

Lukáš Chvátal, Alejandro Arzola, Oto Brzobohatý, Petr Jákl, Pavel Zemánek

Proceedings Volume 9450, 94501U (2015) https://doi.org/10.1117/12.2070472

KEYWORDS: Particles, Electroluminescent displays, Dielectrics, Objectives, Spherical lenses, Water, Refractive index, Optical tweezers, Optical vortices, Electromagnetism

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Proceedings Article | 5 December 2014 Paper

Experimental analysis of multiple-beam interference optical traps

Petr Jákl, Martin Šiler, Pavel Zemánek

Proceedings Volume 9441, 944105 (2014) https://doi.org/10.1117/12.2175933

KEYWORDS: Optical tweezers, Particles, Geometrical optics, Collimation, Microscopes, Objectives, Spatial light modulators, Spherical lenses, Optical spheres, Refractive index

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Proceedings Article | 16 September 2014 Paper

Natural user interface as a supplement of the holographic Raman tweezers

Zoltan Tomori, Jan Kanka, Peter Kesa, Petr Jakl, Mojmir Sery, Silvie Bernatova, Marian Antalik, Pavel Zemánek

Proceedings Volume 9164, 91642P (2014) https://doi.org/10.1117/12.2061024

KEYWORDS: Raman spectroscopy, Sensors, Optical tweezers, Holography, Microscopes, Human-machine interfaces, Speech recognition, Cameras, Particles, Control systems

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Proceedings Article | 16 September 2014 Paper

Behavior of oblate spheroidal microparticles in a tightly focused optical vortex beam

Alejandro Arzola, Petr Jákl, Lukáš Chvátal, Mojmír Šerý, Pavel Zemánek

Proceedings Volume 9164, 91640L (2014) https://doi.org/10.1117/12.2061628

KEYWORDS: Particles, Polarization, Optical vortices, Spiral phase plates, Beam propagation method, Optical tweezers, Spherical lenses, Objectives, Oscillators, Optical spheres

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Proceedings Article | 16 September 2014 Paper

Anomalous behavior of a three-dimensional, optically trapped, super-paramagnetic particle

Martin Siler, Petr Jákl, Oto Brzobohatý, Jan Jezek, Pavel Zemánek

Proceedings Volume 9164, 916436 (2014) https://doi.org/10.1117/12.2062148

KEYWORDS: Particles, Optical tweezers, Magnetism, Refractive index, Iron, Oxides, Polymers, Atmospheric particles, Microscopes, Water

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Proceedings Article | 8 May 2014 Paper

Raman tweezers on bacteria: following the mechanisms of bacteriostatic versus bactericidal action

Silvie Bernatova, Ota Samek, Zdenek Pilat, Mojmir Sery, Jan Jezek, Petr Jakl, Martin Siler, Vladislav Krzyzanek, Pavel Zemanek, Veronika Hola, Milada Dvorackova, Filip Ruzicka

Proceedings Volume 9129, 91291Y (2014) https://doi.org/10.1117/12.2052538

KEYWORDS: Raman spectroscopy, Bacteria, Principal component analysis, Optical tweezers, Microorganisms, Visible radiation, Chemical analysis, Medicine, Raman scattering, Proteins

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Proceedings Article | 4 March 2014 Paper

Monitoring the influence of antibiotic exposure using Raman spectroscopy

Ota Samek, Pavel Zemanek, Silvie Bernatova, Jan Jezek, Mojmir Sery, Petr Jakl, Martin Siler, Filip Ruzicka

Proceedings Volume 8939, 89390P (2014) https://doi.org/10.1117/12.2038595

KEYWORDS: Raman spectroscopy, Principal component analysis, Bacteria, Visible radiation, Microorganisms, Biological research, Optical tweezers, Imaging spectroscopy, Databases, Scanning electron microscopy

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Proceedings Article | 25 February 2014 Paper

Single-beam trapping using laser beams focused by low and high numerical apertures: angular spectrum approach

Martin Siler, Oto Brzobohaty, Petr Jakl, Vitezslav Karasek, Pavel Zemanek

Proceedings Volume 8999, 899904 (2014) https://doi.org/10.1117/12.2039094

KEYWORDS: Particles, Objectives, Optical tweezers, Refractive index, Spherical lenses, Nanoparticles, Electromagnetic scattering theory, Microscopes, Diffraction, Beam propagation method

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Proceedings Article | 18 December 2012 Paper

Optical forces in higher order Bessel beam

Martin Šiler, Petr Jákl, Lukáš Chvátal, Pavel Zemánek

Proceedings Volume 8697, 86970R (2012) https://doi.org/10.1117/12.2006202

KEYWORDS: Particles, Bessel beams, Optical vortices, Electroluminescent displays, Dielectrics, Light scattering, Laser scattering, Raman scattering, Scattering, Radio propagation

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Proceedings Article | 10 October 2012 Paper

Rotation of microscopic discs by the angular momentum of light

Alejandro Arzola, Martin Šiler, Oto Brzobohatý, Petr Jákl, Pavel Zemánek

Proceedings Volume 8458, 84582U (2012) https://doi.org/10.1117/12.930029

KEYWORDS: Particles, Polarization, Photodiodes, Spatial light modulators, Objectives, Beam propagation method, Spherical lenses, Video microscopy, Signal detection, Image processing

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Proceedings Article | 28 August 2010 Paper

Particles dynamics in travelling optical lattices

P. Jákl, A. Arzola, P. Zemánek, M. Šiler, K. Volke-Sepúlveda

Proceedings Volume 7762, 77620Y (2010) https://doi.org/10.1117/12.860426

KEYWORDS: Particles, Silica, Objectives, Optical tweezers, Biomedical optics, Geometrical optics, Diffraction, Spatial light modulators, Dielectrics, Optical micromanipulation

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Proceedings Article | 28 August 2010 Paper

Active sorting switch for biological objects

Mojmír Šerý, Zdeněk Pilát, Alexander Jonáš, Jan Ježek, Petr Jákl, Pavel Zemánek, Ota Samek, Ladislav Nedbal, Martin Trtílek

Proceedings Volume 7762, 776210 (2010) https://doi.org/10.1117/12.859859

KEYWORDS: Microfluidics, Switches, Semiconductor lasers, Active optics, Microscopes, Optical sorting, Luminescence, Organisms, Biology, Microorganisms

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Proceedings Article | 20 August 2009 Paper

Particle dynamics in optical lattices

Petr Jákl, Pavel Zemánek

Proceedings Volume 7400, 74000K (2009) https://doi.org/10.1117/12.826245

KEYWORDS: Particles, Optical tweezers, Polymers, Spatial light modulators, Diffraction gratings, Diffraction, Optical spheres, CCD cameras, Optical micromanipulation, Microscopes

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Proceedings Article | 20 November 2008 Paper

Mechanical effects of interference light field on dielectric microparticles

Petr Jákl, Mojmír Šerý, Pavel Zemánek

Proceedings Volume 7141, 714112 (2008) https://doi.org/10.1117/12.822383

KEYWORDS: Particles, Optical tweezers, Spatial light modulators, Polymers, Diffraction, Diffraction gratings, Dielectrics, Microscopes, Optical manipulation, Collimation

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Proceedings Article | 20 November 2008 Paper

Light microscopy adapter for laser based microscopy techniques

Mojmír Šerý, Antonín Pochylý, Zedenk Lošťák, Petr Jákl, Pavel Zemánek

Proceedings Volume 7141, 71410D (2008) https://doi.org/10.1117/12.822358

KEYWORDS: Microscopes, Microscopy, Semiconductor lasers, Optical tweezers, Objectives, Yeast, Particles, Optical fibers, Visible radiation, Luminescence

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Proceedings Article | 12 September 2008 Paper

Laser beam interference and its applications in optical micromanipulation

Tomáš Čižmár, Pavel Zemánek, Martin Šiler, Veneranda Garcés-Chávez, Kishan Dholakia, Věra Kollárová, Zdeněk Bouchal

Proceedings Volume 7062, 70620U (2008) https://doi.org/10.1117/12.794523

KEYWORDS: Particles, Bessel beams, Optical tweezers, Gaussian beams, Wave propagation, Mirrors, Axicons, Nondiffracting beams, Laser scattering, Scattering

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Proceedings Article | 12 April 2007 Paper

Compact laser tweezers

Mojmír Šerý, Zdeněk Lošťák, Milan Kalman, Petr Jákl, Pavel Zemánek

Proceedings Volume 6609, 66090N (2007) https://doi.org/10.1117/12.739515

KEYWORDS: Microscopes, Optical tweezers, Semiconductor lasers, Yeast, Particles, Optical manipulation, Visible radiation, Polymers, Objectives, Collimation

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Proceedings Article | 11 September 2006 Paper

Static particle sorting in 1D optical lattice

Petr Jákl, Tomáš Čižmár, Martin Šiler, Pavel Zemánek

Proceedings Volume 6326, 632613 (2006) https://doi.org/10.1117/12.680503

KEYWORDS: Particles, Optical spheres, Polarization, Microfluidics, Optical tweezers, Beam splitters, Optical sorting, Refractive index, Spherical lenses, Polymers

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Proceedings Article | 11 September 2006 Paper

Submicron-scale Brownian swimmer or surfer in one dimensional standing wave optical traps

Martin Šiler, Tomáš Čižmár, Petr Jákl, Pavel Zemánek

Proceedings Volume 6326, 63262K (2006) https://doi.org/10.1117/12.680597

KEYWORDS: Particles, Optical tweezers, Wave propagation, Monte Carlo methods, Ocean optics, Mirrors, Prisms, Stochastic processes, Water, Refractive index

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Proceedings Article | 20 April 2006 Paper

Non-diffracting beam synthesis used for optical trapping and delivery of sub-micron objects

Tomáš Čižmár, Věra Kollárova, Martin Šiler, Petr Jákl, Zdeněk Bouchal, Veneranda Garcés-Chávez, Kishan Dholakia, Pavel Zemánek

Proceedings Volume 6195, 619507 (2006) https://doi.org/10.1117/12.662629

KEYWORDS: Particles, Optical tweezers, Nondiffracting beams, Bessel beams, Axicons, Mirrors, Polarization, Refractive index, Telescopes, Gaussian beams

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Proceedings Article | 18 April 2006 Paper

Measurement of surface details with nanometer resolution using several optically held probes

Petr Jákl, Mojmír Šerý, Miroslav Liška, Pavel Zemánek

Proceedings Volume 6180, 61802A (2006) https://doi.org/10.1117/12.675862

KEYWORDS: Particles, Optical tweezers, Luminescence, Objectives, Calibration, Microscopes, Scanning probe microscopy, Switches, Laser beam diagnostics, Mirrors

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Proceedings Article | 12 October 2005 Paper

Sub-micron particle delivery using evanescent field

Mojmír Šerý, Martin Šiler, Tomáš Čiźmár, Petr Jákl, Pavel Zemánek

Proceedings Volume 5958, 59580L (2005) https://doi.org/10.1117/12.623022

KEYWORDS: Particles, Polymers, Prisms, Mirrors, Near field optics, Beam splitters, Optical microscopy, Microscopy, Phase shifts, Lenses

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Proceedings Article | 12 October 2005 Paper

How the stiffness of the optical trap depends on the proximity of the dielectric interface

Petr Jákl, Mojmír Šerý, Miroslav Liška, Pavel Zemánek

Proceedings Volume 5958, 59582P (2005) https://doi.org/10.1117/12.622988

KEYWORDS: Particles, Optical tweezers, Reflectivity, Optical spheres, Glasses, Interfaces, Calibration, Microscopes, Sensors, Dielectrics

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Proceedings Article | 28 September 2005 Paper

Combination of photopolymerization and optical micromanipulation techniques

Jan Jezek, Petr Jákl, Tomás Cizmár, Mojmir Sery, Pavel Zemánek

Proceedings Volume 5955, 595513 (2005) https://doi.org/10.1117/12.623014

KEYWORDS: Bessel beams, Photopolymerization, Axicons, Polymers, Nondiffracting beams, Polymerization, Optical micromanipulation, CCD cameras, Ultraviolet radiation, Absorption

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Proceedings Article | 18 October 2004 Paper

How the size of a particle approaching dielectric interface influences its behavior

Petr Jakl, Mojmir Sery, Jan Jezek, Pavel Zemanek

Proceedings Volume 5514, (2004) https://doi.org/10.1117/12.557189

KEYWORDS: Particles, Interfaces, Optical spheres, Microscopes, Dielectrics, Optical tweezers, Objectives, Stationary wavelet transform, Photomultipliers, Mirrors

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Proceedings Article | 21 November 2003 Paper

The use of an optically trapped microprobe for scanning details of surface

Mojmir Sery, Petr Jakl, Jan Jezek, Alexandr Jonas, Pavel Zemanek, Miroslav Liska

Proceedings Volume 5259, (2003) https://doi.org/10.1117/12.545118

KEYWORDS: Luminescence, Microscopes, Laser beam diagnostics, Particles, Optical tweezers, Fluorescence spectroscopy, Calibration, Mechanical engineering, Optical testing, Atomic force microscopy

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Proceedings Article | 21 November 2003 Paper

Employment of laser-induced fusion of living cells for the study of spatial structure of chromatin

Jan Jezek, Stanislav Palsa, Emilie Lukasova, Stanislav Kozubek, Petr Jakl, Mojmir Sery, Alexandr Jonas, Miroslav Liska, Pavel Zemanek

Proceedings Volume 5259, (2003) https://doi.org/10.1117/12.545162

KEYWORDS: Optical tweezers, Laser welding, Microscopes, Ultraviolet radiation, Telescopes, Lenses, Pulsed laser operation, Objectives, Beam splitters, Luminescence

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Proceedings Article | 8 July 2003 Paper

Spatial structure of chromatin in hybrid cells produced by laser-induced fusion studied by optical microscopy

Jan Jezek, Stanislav Palsa, Emilie Lukasova, Stanislav Kozubek, Petr Jakl, Mojmir Sery, Alexandr Jonas, Miroslav Liska, Pavel Zemanek

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498654

KEYWORDS: Optical tweezers, Laser welding, Microscopes, Telescopes, Ultraviolet radiation, Objectives, Pulsed laser operation, Lenses, Beam splitters, Luminescence

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Proceedings Article | 8 July 2003 Paper

Influence of weak reflections from dielectric interfaces on properties of optical trap

Mojmir Sery, Petr Jakl, Jan Jezek, Alexandr Jonas, Miroslav Liska, Pavel Zemanek

Proceedings Volume 5036, (2003) https://doi.org/10.1117/12.498651

KEYWORDS: Optical spheres, Reflectivity, Interfaces, Reflection, Optical tweezers, Modulation, Dielectrics, Particles, Glasses, Objectives

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Proceedings Article | 29 July 2002 Paper

Use of a microprobe held by a laser beam for the study of surface reliefs

Petr Jakl, Jan Jezek, Mojmir Sery, Alexandr Jonas, Pavel Zemanek

Proceedings Volume 4900, (2002) https://doi.org/10.1117/12.484462

KEYWORDS: Luminescence, Optical tweezers, Particles, Geometrical optics, Laser beam diagnostics, Near field optics, Microscopes, Signal detection, 3D metrology, Calibration

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Proceedings Article | 7 March 2001 Paper

Comparison of the single beam and the standing wave trap stiffnesses

Petr Jakl, Alexandr Jonas, Ernst-Ludwig Florin, Pavel Zemanek

Proceedings Volume 4356, (2001) https://doi.org/10.1117/12.417851

KEYWORDS: Particles, Stationary wavelet transform, Objectives, Microscopes, Optical tweezers, Reflectivity, Mirrors, Photodiodes, Iris recognition, Molecular biology

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Proceedings Article | 29 December 1999 Paper

Measurement of submicron laser beam profiles using nanoprobes

Petr Jakl, Alexandr Jonas, Josef Lazar, Ondrej Cip, Zdenek Harna, Miroslav Liska, Pavel Tomanek, Pavel Zemanek

Proceedings Volume 4016, (1999) https://doi.org/10.1117/12.373644

KEYWORDS: Ferroelectric materials, Objectives, Calibration, Near field optics, Nanoprobes, Photomultipliers, Actuators, Near field, Microscopes, Sensors

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Showing 5 of 46 publications

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