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Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 51
Špalová, Anna
Vliv obsahu vody v reakční směsi na vlastnosti polyakrylamidového hydrogelu

In this bachelor thesis, a simple and effective method of tailoring polyacrylamide hydrogels is presented. A series of samples was prepared by varying the amount of water used during polymerization. Based on previous experiments, the amount of water was set to 4, 8, 12, 16,&#x...

Kokoška, Milan
Modifikace pracovních postupů v laboratorních cvičení z organické chemie

This work presents laboratory procedures of classically established laboratory exercises in organic chemistry. The possibilities of replacing some procedures with modified procedures or supplementing laboratory exercises with new procedures are monitored.

Lávičková, Aneta
Mlékárenská výroba očima studenta chemie Mlékárenská výroba očima studenta chemie

This bachelor thesis is focused on the production and processing of milk and dairy products. This work describes the basic principles of dairy production. As part of this work, Mlékárna Klatovy a.s. was visited, which focuses mainly on cheese production. The inspection included a&#...

Horažďovská, Nicola
Nekovové prvky a jejich významné sloučeniny

The bachelor thesis is about non-metals, i.e. a group of elements with non-metallic properties. Non-metals include hydrogen, oxygen, carbon, nitrogen, phosphorus, sulfur, halogens (fluorine, chlorine, bromine and iodine) and rare gases (helium, neon, argon, krypton, xenon and radon). The thesis t...

Daňková, Diana
Hodnocení biologického účinku antidiabetických preparátů klinickobiochemickou metodou

This bachelor thesis deals with the evaluation of the antidiabetic preparations. These preparations can slow or stop the development of type 2 diabetes. DIAMizin Gurmar was used for the research. The thesis is devided into theoretical and practical part. The theoretical part briefly...

Tláskalová, Kateřina
Přechodné kovy a jejich sloučeniny

This bachelor thesis refers to selected transition elements and their compounds. The thesis consists of two main theoretical parts. The first theoretical part involves general characteristic of transition metals. For example, basic physical and chemical properties, magnetism, colouring etc....

Coufalová, Štěpánka
Systém Vernier v přípravě budoucích učitelů chemie

This thesis deals with Vernier system. The first part describes the Vernier system, including the individual sensors used. The next part of the work describes instructions for experiments, including a theoretical description and evaluation of the measured results. At the end...

Váňová, Anna
Jednoduché reakce lupenových derivátů

Theoretical part and experimental part. In theoretical part is briefly described the classification of isoprenoids. This part contains used laboratory methods, as distillaton, extraction, thin-layer chromatography, determinantion of the melting point and pouring of chromatographic plates. Also there is...

Doležálková, Marcela
Termochemické výpočty v přípravě budoucích učitelů chemie

This bachelor thesis is focused on thermochemistry issues. The enthalpy and how to calculate the enthalpy are described in this work. In the theoretical part are described standard enthalpy of formation and enthalpy of combustion. Briefly, the rules of thermochemistry such as Lavoisier&...

Petrusová, Bára
Příprava bioaktivních povrchů pro zvýšení osseointegrace titanových porézních implantátů

This bachelor thesis is focused on pulsed laser deposition of calcium titanate onto titanium surfaces. Theoretical part includes summary of the state of art in the field of implant materials. Moreover, theoretical part continues with brief description of laser basics and laser ablation....

Konopa, Matyáš
Optimalizace zpracování triterpenoidních sloučenin kůry jeřábu obecného

The topic of work deals with the extraction and optimization of the preparation of 23-hydroxy betulin using methods of semimicrotechnology. The beginning involved choosing a suitable roll to extract a product of relative purity and advantageous quantity. During the course of the experim...

Bártová, Markéta
Aditiva v potravinách a jejich vliv na zdraví člověka

This bachelor thesis concerns with additives in food and their influence on human health. The opening chapter is dedicated to general overview, history and testing of supplementary stuff. Furthermore, the thesis also describes the dividing of the supplementary stuff and its most signifi...

Křížová, Lucie
Sacharidy v potravinách a metody jejich stanovení

This bachelor thesis examines carbohydrates in food and the methods of their determination. It describes significant representatives of carbohydrates' particular groups, focusing on their chemical structure, the occurrence and the significance in human nutrition. The bachelor thesis also explores ...

Mrázová, Marie
Jaderné reakce a využití jaderné energie

This bachelor thesis deals with the use of the nuclear energy. There is a description of the structure of the atom, specifically of its nucleus.In the next section is described radioactivity, where each of the radiation types is described in detail. A large part of this&#...

Kacovská, Andrea
Stanovení vybraných těžkých kovů elektrochemickými metodami

The bachelor thesis deals with basic electrochemical methods, their principles, features and application. In the theoretical part, the thesis focuses in more detail on the method of polarography. The practical part verifies the theoretical knowledge by identifying selected heavy metals by me...

Sloupová, Klára
Stanovení vybraných složek v ovocném destilátu metodou plynové chromatografie

The topic of the bachelor thesis is focused on the determination of the content of methanol, ethanol and 2-propanol in differently old samples of domestic distillates with the use of gas chromatography. In the theoretical part there is a short mention of gas chromatography,&#...

Keslová, Anna
Stanovení vybraných parametrů odpadních vod a optimalizace čisticího procesu v podmínkách malé ČOV

The aim of this Bachelor´s Thesis is to define the chasen parameters of wastewater in small wastewater treatment plant. The theoretical part contains the description and kinds of wastewater and the procedure of its cleaning. Further it gives us insight into the methods ...

Nová, Kristýna
Porovnání cukernatosti komerčního sladu a sladu připraveného v laboratoři

The Bachelor work is focused to practic manufactory of the malt in laboratory. Describing theory used in technological practise. On this basis is created the process in laboratory. Manufactured malts are compared with the malt which is comercially available. Comparative method is based&...

Feistinger, Marek
Určení přítomnosti halogenovaných látek ve vybraných vzorcích životního prostředí metodou plynové chromatografie

This project will be resolving presence of halogenated substances in selected samples from the environment. Subjected to the tests halogenated hydrocarbons and as a sample was chosen herbicide, commonly used in local farming/agriculture. The Herbicide was extracted from watery environment an...

Novák, Lukáš
Příprava a vybrané reakce gama-apoallobetulinu

This thesis comprised of the theoretical and the experimental part deals with triterpenoids, especially with betulin and gamma-apoallobetulin. The thesis is focused on experiments leading to preparation of gamma-apoallobetulin from betulin at the potassium hydrogen sulfate solution, and on a use&...

Collection's Items (Sorted by Submit Date in Descending order): 1 to 20 of 51