Essays about: "SPF"
Showing result 1 - 5 of 24 essays containing the word SPF.
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1. Prospects for a Free Electron Laser at the FemtoMAX Beamline
University essay from Lunds universitet/Synkrotronljusfysik; Lunds universitet/Fysiska institutionenAbstract : A Free Electron Laser (FEL), is a device that generates extremely coherent and brilliant radiation using electrons accelerated to relativistic velocities in a particle accelerator. The process utilises similar equipment to what is used at a synchrotron source like MAX IV, but in addition there is an interaction between the relativistic electron beam and the generated radiation to achieve an exponential growth in radiation intensity. READ MORE
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2. Techno-economic analysis and simulation of low temperature district heating networks
University essay from Lunds universitet/Avdelningen för Energi och byggnadsdesign; Lunds universitet/Institutionen för arkitektur och byggd miljöAbstract : The continuous increase in global energy consumption has led to a greater focus on the energy required for heating buildings. This thesis presents a techno-economic model for analysing low-temperature district heating networks coupled with a geothermal heat source. READ MORE
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3. Comparative Analysis of Modern Energy Systems for Ice Rinks
University essay from KTH/Skolan för industriell teknik och management (ITM)Abstract : Ice rinks are highly energy-intensive commercial buildings with an average annual energy consumption of 1,000 MWh, most of it being used to cover the simultaneous heating and cooling demands. The aim of this thesis is to find the most energy efficient energy system for ice rinks by evaluating different system modifications and refrigerants. READ MORE
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4. Lignin in Cosmetics: State of the Art : Discerning the value of lignin in the cosmetic industry
University essay from Uppsala universitet/Industriell teknik; Uppsala universitet/Institutionen för medicinsk biokemi och mikrobiologiAbstract : This study was carried out at the Department of Nanotechnology and Functional Materials,Uppsala University, one of several places where the interest of lignin in cosmetics is constantly growing. The functionalities of lignin have been studied to a great extent revealing its potential as a natural biopolymer to serve as a replacement for environmentally hazardous components in cosmetic formulations, namely UV-filters in sunscreens. READ MORE
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5. Sunscreens Imploded : An eco-cultural exploration of enskinment, protection, and vulnerability
University essay from Uppsala universitet/Institutionen för arkeologi och antik historiaAbstract : In this thesis I explore sunscreen use-practices, imaginaries, and material flows. I aim to understand how young people in the globally-immersed UK use sunscreens and how they makesense of them. READ MORE