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Studium transportních systémů mikroorganismů
Výsledek obhajoby: UZNÁNO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 15. 10. 2024Title: Study of transport systems of microorganisms Author: Mgr. Iva Jančíková Department: Institute of Physics of Charles University Supervisor: Assoc. Prof. RNDr. Dana Gášková, CSc., Institute of Physics Abstract: ... -
Development of methods for an accurate description of cohesive properties of molecular solids
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 9. 10. 2024Reliable prediction of the structure and stability of molecular crystals and their polymorphs is essential for understanding their properties and potential applications. However, obtaining reliable binding energies of ... -
Relativistic Optics: The Frontier of Ultrashort X-ray Pulse Generation
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 30. 9. 2024Relativistic Optics: The Frontier of Ultrashort X-ray Pulse Generation M. Lamač1,2 1 ELI Beamlines Facility, Extreme Light Infrastructure ERIC, Dolni Brezany, Czech Republic 2 Faculty of Mathematics and Physics, Charles ... -
Studium proton-protonových interakcí na Experimentu ATLAS v CERNu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 30. 9. 2024The ATLAS experiment is a multi-purpose detector, recording particle collisions at the Large Hadron Collider (LHC) at CERN. It is designed to test the Standard Model of particle physics (SM) and to search for physics beyond ... -
Proton structure studies using hard exclusive processes at COMPASS experiment
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 30. 9. 2024The exclusive processes, such as hard exclusive meson production (HEMP) and deeply virtual Compton scattering (DVCS) are an excellent tool for studying generalised parton distributions (GPD). GPDs provide a novel and ... -
Validation and Recognition of Hierarchical Plans
Výsledek obhajoby: UZNÁNO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 16. 10. 2024Planning is a method where we try to fulfil a certain goal or goal task by finding a sequence of actions called plan. Hierarchical Task Networks is a method of planning that decomposes tasks to subtasks until we get primitive ... -
Transient optical and electrical phenomena in organic semiconductors: Insights into fundamental photophysics, resistive switching, and emulation of synaptic plasticity
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 27. 9. 2024The growing demand for flexible and cost-effective printable optoelectronic devices can be fulfilled employing organic semiconductors, comprising either polymers or low molecular weight organic molecules with π-conjugated ... -
Synthetic geometry in various dimesions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 27. 9. 2024This doctoral thesis focuses on synthetic geometry in various dimensions. We start with plane geometry to show how synthetic geometry can be used in proofs. We demonstrate the advantages of synthetic geometry on two different ... -
High harmonic generation in silicon
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 27. 9. 2024High harmonic generation (HHG) in solids has drawn significant interest for its po- tential in developing novel light sources and studying ultrafast electron dynamics. In this work, we focus on the investigation of HHG in ... -
Multimodal Summarization
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 27. 9. 2024 -
Modelování kompozit pro vícejazyčné zdroje jazykových dat
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 27. 9. 2024Compounding is a word-formation process wherein several words, roots, or stems are combined to create novel words. It has been observed in many languages, and often stands on the boundary between word formation and syntax. ... -
Interaction between solar convection and magnetic fields
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 26. 9. 2024Jurčák et al. (2018) demonstrated the existence of a constant vertical magnetic field at the umbra-penumbra boundary of stable sunspots. Due to the similar magnetoconvective modes observed in umbrae and pores, we aim to ... -
Illuminating binary star evolution with observed populations and theoretical modeling
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 26. 9. 2024We present a method for the inference of the minimum mass ratio of contact binary stars from the observed distribution of their light curve amplitudes. We apply the method to a sample of contact binary candidates from the ... -
Evolution of Accreting Black Holes in X-ray Binaries
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 26. 9. 2024Akreční disky v okolí kompaktních objektů poskytují ideální prostředí pro studium akrečních jevů v silných gravitačních polích. Je známo, že akreující černé díry v rentgenových dvojhvězdách a vzorek ultrajasných rentgenových ... -
Employing Parallel Computing in Data-Intensive Tasks
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 26. 9. 2024This thesis studies, develops, and investigates the optimization of data-intensive sci- entific algorithms using Graphics Processing Units (GPUs) to enhance performance and scalability. The first part of the thesis focuses ... -
Read-only types and purity for DOT
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 25. 9. 2024Mainstream object-oriented programming languages, such as Java or Scala, typically allow objects to be mutated by assigning new values to their fields, but it is also common to write code that only accesses objects in a ... -
Numerical solution of degenerate parabolic problems
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 24. 9. 2024 -
Pathwise Duality of Interacting Particle Systems
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 24. 9. 2024 -
Electroproduction of hypernuclei
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 23. 9. 2024 -
Analýza sentimentu ve finančních zprávách
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 5. 9. 2024In the current era of information overload, monitoring associations and comprehending media and online news content, especially for investment purposes, is becoming increasingly demanding. This thesis addresses the challenge ... -
Dynamics of negative molecular ions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 19. 9. 2024Phenomena occuring in low-energy electron-molecule collision have been the subject of intense study for the past several decades. Nonlocal resonance models proved to be a succesful tool for describing the nuclear dynamics ... -
Relationships between k-planar a h-quasiplanar graphs
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 11. 9. 2024 -
U-based thin films: electronic structure and physical properties
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 17. 9. 2024Title: U-based thin films: electronic structure and physical properties Author: Oleksandra Koloskova Department / Institute: Department of Condensed Matter Physics, Faculty of Mathematics and Physics, Charles University ... -
Vliv Sc na mikrostrukturu a vlastnosti plynule odlévaných modelových slitin na bázi Al-Li
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 17. 9. 2024The solidification rate of high-strength aluminum alloys strongly impacts the cast structure. The size of eutectic cells could be reduced from several hundred micrometers, typical for ingot-cast materials, down to ... -
Broadband kinematic ground motion modeling of tectonic earthquakes
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 16. 9. 2024Broadband earthquake ground motion simulations represent a promising approach to seismic hazard analysis. After validation of synthetics against recordings, it provides us the possibility to dense up the information needed ... -
Kvalita aproximace stochastické dominance v závislosti na pravděpodobnostním rozdělení
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2022)Datum obhajoby: 2. 2. 2022This work focuses on measuring the quality of stochastic dominance approx- imation. A measure of non-dominance is developed to quantify the error caused by assuming that a stochastic dominance relationship holds even when ... -
Modern amplitude methods for fundamental interactions
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024In this work the toolbox of modern amplitude methods is used to examine a theory that has been mostly neglected quantum electrodynamics. At first we focus on maximum helicity violating (MHV) amplitudes in massless ... -
Study of the double-Dalitz decay of neutral pion at the NA62 experiment
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024The NA62 experiment at CERN represents leading physics research of rare kaon decays. The NA62 aims to measure the K+ → π+ νν decay branching ratio which is approximately 10−10 . Any significant discrepancy between the ... -
Study of jet suppression in heavy-ion collisions with the ATLAS experiment
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024Ultra-relativistic heavy-ion collisions are performed to generate and examine QCD matter at high temperatures, known as the quark-gluon plasma. This extraordinary state of matter is theorized to have been present in the ... -
Molekulové simulace vlivu intenzivního subTHz elektrického pole na proteiny
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024The aim of this thesis was to probe the effect of the subTHz electric field on a key protein - tubulin dimer, which is crucial for the cell's stability, motility and division. This study was done in silico, which means ... -
Computational modeling of complexes consisting of nucleic acids and proteins
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024In the introductory chapter, the diploma thesis introduces the reader to the most used tools for the human genome editing (ZFN, TALEN, CRISPR). The following chap- ters describe in detail the methodology of MD simulations ... -
Higher Structures in Mathematical Physics
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024Higher structures offer a natural framework for the description of gauge field theories. This work provides a pedagogical introduction to the necessary mathematical background, including graded geometry, category theory, ... -
Spektroskopická analýza karotenoidů v živých organismech
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024This thesis focuses on characterizing the spectroscopic properties of carotenoids, the most frequently occurring biomolecules in living organisms, using Raman and fluorescence microscopy techniques. The aim is to determine ... -
Fotofyzikální vlastnosti riboflavinu
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024Riboflavin, also known as B2 vitamine, has an important role in our body metabolism. It is a precursor for flavin mononucleotide and flavin adenin dinucleotide synthesis. Our body uses these substances in mitochondrial ... -
Streaming Algorithms for Estimating Quantiles with Novel Error Guarantees
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024This work deals with streaming algorithms for estimation of ranks and quantiles that perform a single pass through the input data stream using a small space. After reading a stream of N elements of a totally ordered universe, ... -
Leptogenesis in minimal grand unified models
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024We investigate whether successful leptogenesis driven by heavy right-handed neutrino decays can be compatible with flavour fits within the minimal and potentially realis- tic non-supersymmetric SO(10)-based model with ... -
Studium biogenních krystalů síranových a fosfátových komplexů s kovy alkalických zemin vyskytujících se v mikroorganismech pomocí Ramanovy spektroskopie
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 13. 9. 2024It has been known for several tens of years that many microorganisms can form intracellular crystal inclusions. One of these crystal inclusions groups consists of microcrystals of barite (BaSO4) and celestine (SrSO4), which ... -
Pulzujúce hviezdy v databáze TESS
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 11. 9. 2024Pulsating stars undergo changes, i.e. perpetual expansion and contraction, tempera- ture changes, color changes. These changes result in variations of emitted light. Variation is usually periodical and often consists of ... -
Studium použití Curling sondy pro technologické plazma
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 11. 9. 2024The aim of this bachelor thesis was to produce a curling probe under labora- tory conditions and to verify its functionality in a technological plasma. Curling probe represents a relatively new high-frequency method of ... -
Continuous and distributional description of impulsive gravitational waves
Výsledek obhajoby: OBHÁJENO(Univerzita Karlova, Matematicko-fyzikální fakulta, 2024)Datum obhajoby: 11. 9. 2024This thesis explores the continuous and distributional descriptions of im- pulsive gravitational waves, focusing on nonexpanding and expanding waves propagating in Minkowski, de Sitter, and anti-de Sitter backgrounds. It ...