Essays about: "pigments"

Showing result 11 - 15 of 52 essays containing the word pigments.

  1. 11. Azithromycin effects on R. subcapitata on molecular levels : Ecotoxicological study on the effects of a pollutant on chlorophyll contents, pcna and cyt P450 genes expression

    University essay from Högskolan i Skövde/Institutionen för biovetenskap

    Author : Alaa Alsayed Ahmad; [2022]
    Keywords : ;

    Abstract : Antibiotics are considered a type of antimicrobial that particularly has an impact on bacteria or fungi in humans and animals. The widespread use of common antibiotics, combined with the fact that the majority of active antibiotics and their metabolites are water-soluble, results in persistent pollution in aquatic environments, as well as a potential threat to ecosystems. READ MORE

  3. 12. DELAMINATING PAINT IN AN 18TH CENTURY CANVAS WALL PAINTING A Case Study at the von Echstedt Manor

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Lisa Bandgren; [2021-10-28]
    Keywords : Delaminating Paint; Canvas Wall Paintings; Material Analysis;

    Abstract : This study investigates the cause and progression of the ongoing deterioration in a canvas wall painting from the 1760s in the Green Chamber at the von Echstedt manor. In an area approximately 170 x 170 cm on the south wall, the paint is severely delaminating despite several attempt to consolidate it. READ MORE

  4. 13. Evaluation of the effects of four consolidants on matte paint and their ageing

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Angela Caira; [2021-09-14]
    Keywords : matte paint; consolidant; artificial ageing;

    Abstract : This research starts with the analysis of the funeral coat of arms of Pehr Stålhammar, dated 1701, as a case material of matte paint in need of consolidation. This study aims to assess the effect of four consolidants on matte paint and their ageing properties. READ MORE

  5. 14. Domesticeringen av silverräv (Vulpes fulvus Desm) : en jämförelse mellan rödräv och silverräv i fångenskap

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Mathilda Riegertzon; [2021]
    Keywords : silverräv; Vulpes fulvus Desm; domesticering; beteende; nutrition; fenotyp; miljö; människans påverkan; Vulpes vulpes;

    Abstract : Dmitry Belyayev was a geneticist who wanted to know why domesticated animals showed common traits in behaviour and appearance. Belyayev believed that these traits appeared when the animals were selected for tamability alone. READ MORE

  6. 15. Study of the vibronic mixing in chlorophylls with multidimensional spectroscopy

    University essay from Lunds universitet/Kemiska institutionen

    Author : Ignacio Martínez Casasús; [2021]
    Keywords : Two-dimensional spectroscopy; Ultrafast spectroscopy; Chlorophyll a; Chlorophylls; Photosynthesis; Light harvesting; Vibronic mixing; Quantum coherence; Chemical physics; Chemistry;

    Abstract : Chlorophylls comprise one of the most important families of molecules for the photosynthetic process. Chlorophyll-like molecules have been classically interpreted under the Gouterman model, being thought to feature two independent transitions, Qy(S1) and Qx(S2). READ MORE