Essays about: "Light harvesting"

Showing result 11 - 15 of 61 essays containing the words Light harvesting.

1. 11. Application demonstrator for green IoT unit including Ligna S-power

   University essay from Linköpings universitet/Fysik, elektroteknik och matematik; Linköpings universitet/Tekniska fakulteten

   Author : Arvid Bläser; [2022]
   Keywords : Ligna; Energy; IoT; Battery; Printed; Electronics; Harvester; LoRa; LoRaWAN;

   Abstract : Ligna Energy has developed a printable battery, called S-Power. It is based on research in organic electronics. In order to demonstrate the functionality of the new batteries, an IoT device was developed. The demonstrator consisted of a Sensor for temperature and relative humidity (RH), LoRWAN communication and a circuit for energy harvesting. READ MORE

3. 12. Reaction of Copper and Copper(I) Iodide with Iodine and Strong Field Ligands

   University essay from KTH/Tillämpad fysikalisk kemi

   Author : Aya Ali; [2022]
   Keywords : in films; AFM; copper iodide; solar cells; transparent conductive films; tunnfilm; AFM; koppar jodid; solceller; transparent ledande film;

   Abstract : Perovskit solceller (PSCs) är kända som 'ljusomvandling' enheter med ökad omvandlingseffektivitiet (PCE). PSCs är kända för detta flexibilitet och hög tolerans mot defekter och består av fem lager med olika material och egenskaper. READ MORE

4. 13. Antenna as a sensor for sensing available LTE networks

   University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

   Author : Barath Kumar Sathish Kumar; [2022]
   Keywords : Radio Frequency energy harvesting; Antenna as a sensor; Long-Term Evolution; Rectifier; Printed Circuit Board; Altium Designer; Matching network; Voltage multiplier; Schottky diodes; Multiband LTE antenna; Ambient energy harvesting; Low power Internet of Things; Wireless power transfer; Radiofrekvensenergiskörd; Antenn som sensor; LTE; Likriktare; Printed Circuit Board; Altium Designer; Matchande nätverk; Spänningsmultiplikator; Schottky-dioder; Multiband LTE-antenn; Omgivande energiskörd; Lågeffekt Internet of Things; Trådlös kraftöverföring;

   Abstract : This thesis primarily deals with the concept of designing an antenna based device to harvest energy from Radio Frequency (RF) and using the harvested energy to sense the available Long Term Evolution (LTE) network in order for the Internet of Things (IoT) devices to connect to the network for the purpose of transmitting and receiving data. Secondarily the importance of this project is targeting how to conserve battery power in an IoT device and extend it’s lifetime. READ MORE

5. 14. Improving visual comfort and energy efficiency in a classroom : A comparative approach of evaluating a lighting design technique and a sensor positioning method

   University essay from Umeå universitet/Institutionen för tillämpad fysik och elektronik

   Author : Anton Sanaei; [2021]
   Keywords : Visual comfort; Energy efficiency; Light sensor;

   Abstract : The reduction of energy demand and increased energy efficiency is believed to play a major role in tackling the global climate change. Artificial lighting systems in commercial buildings accounts for a substantial proportion of the total energy consumption. READ MORE

6. 15. Prestation vid avverkning med stor skördare i volymblädning

   University essay from SLU/School for Forest Management

   Author : Tobias Karlsen; [2021]
   Keywords : hyggesfritt; tidsstudie; kontinuitetsskogsbruk;

   Abstract : Intresset för hyggesfritt skogsbruk ökar i Sverige. För att kunna bemöta detta ökande intresse behövs aktuell kunskap om prestationer och kostnader för hyggesfria avverkningar. Denna studie bygger på en skördares prestation i volymblädning vid varierad uttagstyrka på grundyta. READ MORE