Kvalifikační práce
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Now showing items 61-70 of 20861
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Synthesis of zeolite-supported bimetallic nanoparticles for lignin valorisation
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 11. 6. 2025Lignin is a complex natural polymer constituting a part of plant cell walls. Despite the accessibility and renewability of this feedstock, it remains vastly underexploited, primarily serving as combustion waste fuel. ... -
Synthesis of new materials for photo-electrocatalytic reduction of CO2
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 11. 6. 2025This bachelor's thesis is based on research of new composite materials serving as photo- electrocatalysts for conversion of carbon dioxide into value-added products, solar fuels. Since CO2 is a prominent greenhouse gas and ... -
Molecular Machines in Supramolecular Systems
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 11. 6. 2025Výzkum umělých molekulárních strojů, motivovaný snahou o vývoj nových materiálů reagujících na vnější podněty, se v posledních desetiletích výrazně rozvinul a jeho význam byl potvrzen udělením Nobelovy ceny v roce 2016. ... -
Optimization of IGF2 interaction with its receptor
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 5. 6. 2025Protein-protein interactions are a key aspect of biochemical processes, as they play a crucial role in the development of various diseases. However, experimental studies of these interactions are often time-consuming and ... -
Využití komerční pevné bismutové kapkové elektrody při stanovení léčiva nifedipinu
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 3. 6. 2025The subject of the present Thesis was the study of a commercially available solid bismuth drop electrode (SBiDE) and its use to optimize the conditions for the voltammetric determination of the drug nifedipine using ... -
Modelling NMR properties of zeolites using machine learning and first principles calculations
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 3. 6. 2025This study introduces a double machine learning approach, which combines neural net- work potentials (NNP) based molecular dynamics simulations with kernel ridge regres- sion (KRR) model to predict NMR parameters in ... -
Antioxidační a pro-oxidační vlastnosti potravinových doplňků ve směsích a jejich vliv na vybrané enzymy
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 4. 6. 2025This bachelor's thesis focuses on the antioxidant and pro-oxidant properties of selected food supplements and their mixtures-specifically ascorbic acid, resveratrol, and metal cations- and their effects on the activity of ... -
Afinitní chromatografie pro analýzu vybraných proteinů v medu
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 4. 6. 2025Honey is currently one of the most adulterated foods despite advances in analytical methods. The aim of this thesis is to use proteomic methods to contribute to the characterization of proteins in honey for quality and ... -
Atomic-scale study of Protein-DNA interfaces using Probability Density Maps and Local Energy Decomposition
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 3. 6. 2025This thesis presents a novel approach to the study of protein-DNA interfaces using probabil- ity density maps constructed by analyzing a large structural dataset. This analysis is enabled by using local conformation ... -
Transport mramoru v antice: svědectví vraků a problém určení provenience na příkladu artefaktů z lokality San Severo (Itálie)
Defence status: DEFENDED(Univerzita Karlova, Přírodovědecká fakulta, 2025)Date of defense: 3. 6. 2025In ancient times, white marble was exploited in western, central and eastern Mediterranean. Nevertheless, main quarries apart from the north-west Italy were concentrated primarily in the region of Aegean Sea. The uneven ...