Sökning: "Nitrogen dioxide NO2"
Visar resultat 1 - 5 av 17 uppsatser innehållade orden Nitrogen dioxide NO2.
1. Greenhouse gas emissions and carbon burial in a small pond
Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : There are a lot of uncertainties when it comes to global greenhouse gas (GHG) emissions which affects society’s ability to effectively respond to climate change. Small ponds have been found to potentially play a large role in global warming. LÄS MER
2. Implementing spatial variance in the rate of photolytic breakdown of NO2 in urban street canyons
Master-uppsats, Lunds universitet/Institutionen för energivetenskaperSammanfattning : In this study a module for calculating the solar exposure of individual fluid cells was developed to more accurately represent the effect of photolysis on the pollutant dispersion in an urban street canyon. The module was tested and validated on 12 different cases, each with a different geographical location, time of year and/or time of day. LÄS MER
3. Qualitative analysis of a regional public policy for air quality : A case study of Normandie, France
Master-uppsats, KTH/Hållbar utveckling, miljövetenskap och teknikSammanfattning : Today, outdoor air quality occupies an important place into civic dialogue because of the many impacts of atmospheric pollution on health. Different legislations and strategies have thus been implemented across the world to improve outdoor air quality. LÄS MER
4. The Impact of COVID-19 Restrictions on Air Quality- Based on Seven Cities in China
Master-uppsats, Lunds universitet/Nationalekonomiska institutionenSammanfattning : Many researchers have studied the impact of the COVID-19 restrictions. However, in terms of the air quality impact, few studies have done so for specific cities. In this study, seven cities in China under the first stage of transmission prevention have been selected. The air quality standard indicators discussed are NO2 (Nitrogen dioxide), PM2. LÄS MER
5. Quantifying nitrogen oxides and ammonia via frequency modulation in gas sensors
Master-uppsats, Linköpings universitet/Statistik och maskininlärningSammanfattning : The use of Silicon Carbide Field Effect Transistor (SiC-FET) sensors in cyclic operation is a proven way to quantify different gases. The standard workflow involves extracting shape-defining features such as averages and slopes of the sensor signal. LÄS MER