Advanced search
Showing result 1 - 5 of 47 essays matching the above criteria.
-
1. Coverage increase in a plant-based BB cream formulation with natural pigments
University essay from KTH/KemiAbstract : Kaffe Bueno, ett bioteknologiskt start-up-företag dedikerat till framsteg inom naturliga och gröna produkter, fokuserar på att utnyttja den outnyttjade potentialen hos kaffebiprodukter genom grön kemi och bioteknik. Då endast 1% av kaffet används för bryggning, extraherar företaget lösliga och olösliga produkter genom en uppdelning mellan ett oljeutvinning och ett efterföljande vattenuttag, vilket bidrar till att sänka CO2-utsläppen per värde och en cirkulär ekonomi. READ MORE
-
2. Time to ignition for wood covered with ZnO : A laboratory and theoretical study if ZnO can enhance time to ignition for wood exposed to radiation in the cone calorimeter
University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurserAbstract : In recent years, interest in sustainability and being environmentally friendly has increased. Wood is a durable and renewable building material, which is becoming more common in the constructions industry. In 2002, the government in Sweden adopted a national strategy to promote an increased use of wood in buildings. READ MORE
-
3. Development of chitosan nanocomposite coatings for visible-light photocatalytic antiviral applications
University essay from KTH/Tillämpad fysikAbstract : During the global pandemic of coronavirus, the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) outbreak, the world was desperately searching for simpler yet more effective solutions to stop the spread of coronavirus (COVID-19). Since no one was prepared for the fast spread of such a contagious virus, there was a shortage of proper protective solutions to stop the spread. READ MORE
-
4. Robust TCO’s for CIGS solar cells based on indium tin oxide
University essay from Luleå tekniska universitet/Institutionen för teknikvetenskap och matematikAbstract : The increasing energy demand, combined with the use of harmful non-renewable energy sources calls for the search of alternative methods to cover our energy need.Renewable energy can be harvested in different ways, through the movement of wind and water, biomass, or directly from the rays of the sun, as in the case of photovoltaic (PV) devices. READ MORE
-
5. Sputtered Transparent Contact Layers for Bifacial and Tandem Solar Cells
University essay from Uppsala universitet/SolcellsteknikAbstract : A key to solar cells with lower environmental impact is higher efficiency and reduced material usages. Bifacial solar cells may have a higher efficiency as light can enter from two directions and tandem solar cells may use a larger part of the incoming solar spectrum, increasing the efficiency. READ MORE