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Showing result 1 - 5 of 11 essays matching the above criteria.

  1. 1. The Use of Gels for the Removal of Cellulose Nitrate Lacquer on Silver

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Miri Katayon; [2022-07-05]
    Keywords : agar gel; metal conservation; nanomaterials; silver coating; sustainable conservation; varnish removal;

    Abstract : The conservation of silver objects mainly constitutes addressing the issues of tarnish removal and of preventing tarnish. For decades lacquer has been used to coat silver objects in order to protect them from tarnishing. READ MORE

  3. 2. Microbial growth in coffee grinder and cold brewed coffee beverage

    University essay from SLU/Department of Molecular Sciences

    Author : Anna Fernlöf; [2020]
    Keywords : microbial growth; cold brewed coffee; coffee grinder;

    Abstract : In this project the microbial growth in cold brewed coffee beverage and a well-used coffee grinder was studied. This was a project that was made together with the com-pany 3TEMP ltd in Arvika, Sweden. The company would like to know how the microbial growth in cold brewed cof-fee beverage was during different storing conditions. READ MORE

  4. 3. REMOVAL OF PRESSURE-SENSITIVE LABELS FOR LIBRARY APPLICATION A Study of the Use of Agar as a Solvent Gel

    University essay from Göteborgs universitet/Institutionen för kulturvård

    Author : Alexandra Tengelin; [2017-06-27]
    Keywords : self-adhesive labels; pressure-sensitive adhesive; agar gel; agarose; ATR-FTIR; paper conservation;

    Abstract : The purpose of this study was to investigate pressure-sensitive labels for library application, techniques, and considerations for their removal from paper substrates. The aim was to use information from the literature to design a method for the removal of pressure-sensitive labels from paper covered half bindings using agar, commonly known as agar-agar, as a solvent gel. READ MORE

  5. 4. Hardware Control of a Near Infrared Fluorescence System : LabVIEW Programming and Evaluation

    University essay from Linköpings universitet/Biomedicinsk instrumentteknik

    Author : María Martha de la Paz Velasco Santoscoy; [2016]
    Keywords : Near-infrared; indocyanine green ICG ; biomedical optics; fluorescence; spectroscopy; lasers.;

    Abstract : Indocyanine green (ICG) is a fluorescent dye used as an indicator in medicine and surgery. The maximum absorption wavelength of ICG is at 785 nm, while the maximum emission is around 820 nm. ICG is nontoxic and is rapidly excreted into the bile. READ MORE

  6. 5. Makroalger och deras användning som livsmedel och livsmedelstillsatser

    University essay from SLU/Dept. of Food Science

    Author : Mirjam Öhman; [2014]
    Keywords : makroalger; tång; livsmedel; livsmedelstillsatser;

    Abstract : Makroalger är ett annat ord för tång. Tång som livsmedel har traditionellt sett an-vänts i kustområden på flera platser i världen. I asiatiska länder har den använts länge och det är fortfarande där den används allra mest. READ MORE