Summary thesis in Chemistry

Study on main chemical constituents of two Gymnema species including Gymnema sylvestre and Gymnema latifolium growing in Vietnam and evaluate the inhibitory effect of α-glucosidase and α-amylase enzymes of isolated compounds.

27p closefriend09 16-11-2021 22 4   Download

The purpose of the thesis research: Synthesis of new complexes of platinum and rare-earth elements containing quinoline's derivatives that are resistant to cancer cells, high antimicrobial activity or good fluorescence.

27p tunelove 10-06-2021 24 4   Download

Purpose of the research: Researching to build and use cognitive problems of non-metallic chemistry to develop problem solving skill for students, contributing to innovating teaching and learning methods at high schools in accordance with the orientation of developing capacity.

27p tunelove 10-06-2021 24 4   Download

The purpose of the research: Research on designing and implementing teaching topic-based integrated subjects accordance with Kolb‟s experience models on non-metallic chemistry with topics to develop the students‟ collaborative problem solving competence, thereby contributing to innovating teaching methods and improving the quality of teaching chemistry in high schools according to the orientation of developing students' capacity.

27p tunelove 10-06-2021 20 5   Download

Research purpose: Using computational chemistry methods to study the mechanism of hydrogenation CO on the transition metal catalyst systems of Ni, Cu, Co, bimetallic catalysts NiCu, CoCu and catalytic systems bearing cluster on oxide carriers: MgO, Al2O3 and activated carbon (AC); compare and clarify the role of catalyst centers in single or bimetallic catalyst systems; clarifies the role of carriers (MgO, Al2O3 and AC) in the hydrogenation of CO.

27p thebadguys 08-06-2021 29 4   Download

Study objectives: Study and propose the measures to develop the competence in teaching the experimental for pedagogical chemistry student to increasing the teaching competence and increasing the quality of training chemistry teachers of universities.

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Objectives of the dissertation: Research on the degradation process of PE films containing prooxidant additives and recycled polyethylene. After that, preparing plant polybags with different time of degradation.

27p extraenglish 24-05-2021 31 4   Download

The objectives of the thesis: Study on chemical composition of Paramignya trimera and Morinda longissima species. Evaluation of hepatoprotective and anti-HBV activities of extracts and pure compounds from stems and roots of Xao tam phan (Paramignya trimera (Oliv.) Guill.) and Nho dong (Morinda longissima Y.Z. Ruan).

22p extraenglish 24-05-2021 39 3   Download

The objectives of the thesis: The objectives of this study are to investigate the main chemical compositions of Euphorbia hirta L. to search for chemical constituents in relation to biological activities, contributing to further studies to create products for application in the aquarculture industry in particular and for life in general.

31p extraenglish 24-05-2021 38 3   Download

The aim of the thesis: Study on chemical constituents of two Knema species including Knema pachycarpa and Knema saxatilis growing in Vietnam. Evaluate cytotoxic and cetylcholinesterase enzyme inhibitory activitiesof isolates to find out bioactive compounds.

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The research objectives of the thesis: Isolate and determine the chemical structure of compounds from C. candicans and C. macrophylla species collected in Vietnam. Assessment of toxic activity on some cancer cell lines: liver (Hep-G2), lung (Lu-1) and breast (MCF-7) of isolated clean compounds. Researching the chemical composition of C. candicans and C. macrophylla essential oils

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Research objectives of the thesis: The thesis was conducted to research and develop a new type of electrode: glass charcoal electrodes modified by flower platinum nano (PtNFs/GC) and to evaluate the properties of fabricated electrodes: electrode structure, morphology, physical and chemical properties.

28p extraenglish 24-05-2021 32 4   Download

The objectives of the thesis: Research in the toxin/protein having bioactive isolated from Heterometrus laoticus (H. laoticus) scorpion and krait Bungarus fasciatus (B. fasciatus) snake venom.

32p extraenglish 24-05-2021 15 3   Download

The objectives of the thesis: Research in the toxin/protein having bioactive isolated from Heterometrus laoticus (H. laoticus) scorpion and krait Bungarus fasciatus (B. fasciatus) snake venom.

32p extraenglish 24-05-2021 24 3   Download

The objects of the thesis: Study and develop the simultaneous analysis method of plant growth stimulants in vegetables using by high-performance liquid chromatography coupled with ion-trapping mass spectrometry. Apply the studied method of analysis and assessment of the current use, residue level and the potential accumulation of plant growth stimulants used in vegetable production in several districts belonged to Hanoi.

28p extraenglish 24-05-2021 19 3   Download

Purpose of research: Construction and use of the system of chemical exercises used in teaching organic chemistry to develop the creative capacity for students in gifted high school, contribute to renovating teaching and learning methods Chemistry in gifted high schools oriented towards capacity development.

27p prisonbreak123 21-05-2021 44 4   Download

Study objectives: Study on theoretical and application basis of Microsoft (MS) Access and Visual Basic for Application (VBA) in creating programs that have applications in general teaching and learning and teaching and learning chemistry in particular.

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Goals of the study: Synthesis of new organic compounds (target) containing imidazole-5-one heterocycle; thiazolidine-2,4-dione heterocycle or 1,3,4-oxadiazoline heterocycle with different substituents in experimental conditions of Vietnam. Study on the properties, structures and biological activities of these compounds to contribute to the studies of both theory and application of heterocyclic compounds.

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Purposes of research: Research the process of teaching chemistry in English in high schools, propose types of exercises to practice reading comprehension skills in teaching chemistry in English for students.

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Purpose of the research: Fostering self-study capacity for high school students through the compilation and using self-study exercises in general chemistry module.

27p prisonbreak123 21-05-2021 35 4   Download