Essays about: "lysdiod"

Showing result 6 - 10 of 10 essays containing the word lysdiod.

  1. 6. Best PAL : Ball Exercise Sound Tracking PAL

    University essay from KTH/Mekatronik

    Author : Joakim Hellberg; Axel Sundkvist; [2018]
    Keywords : Mechatronics; microcontroller; sound source localization; wireless communication; DC motor controlling; mekatronik; mikrokontroller; ljudlokalisering; trådlös kommunikation; likstr¨omsmotorstyrning;

    Abstract : The PAL (Practise and Learn) Original is a ball board consisting of three wooden boards placed in a triangle, developed to practise football players’ passing ability and first touch. The former Swedish international footballer Jessica Landström observed that these ball boards can, if they are improved, help footballers to develop even more skills while practicing alone. READ MORE

  3. 7. An accessible grocery store for low vision customers : Human-centered design of a universal shopping solution, with a focus on people with low vision

    University essay from Luleå tekniska universitet/Institutionen för ekonomi, teknik och samhälle

    Author : Johan Pihl; [2018]
    Keywords : industrial design engineering; human-centered design; universal design; inclusive design; grocery store; visually impaired; low vision; user interface design; smartphone; teknisk design; människocentrerad design; universell design; inkluderande design; mataffär; synskadad; synsvag; användargränssnitt; smartphone;

    Abstract : Around one percent of the Swedish population is defined as visually impaired and ten percent of them are classified as blind (Funka, n.d.; SRF, 2017a). A study shows that the prevalence of nearsightedness will increase to around half the population in the world in 2050 (Holden et. READ MORE

  4. 8. Simulations and measurements of InGaAlP LEDs

    University essay from Lunds universitet/Fasta tillståndets fysik; Lunds universitet/Fysiska institutionen

    Author : Björn Jönsson; [2017]
    Keywords : Technology and Engineering; Physics and Astronomy;

    Abstract : This work concerns the light extraction from InGaAlP LEDs. Two possible improvements are studied. READ MORE

  5. 9. The Influence of Oxygen on Nanowire Surface Structure and Electronic Properties

    University essay from Lunds universitet/Synkrotronljusfysik; Lunds universitet/Fysiska institutionen

    Author : Viktor Abelin; [2015]
    Keywords : Scanning tunneling microscopy; STM; Auger electron spectroscopy; AES; nanowire; hydrogen cleaning; Physics and Astronomy;

    Abstract : This thesis investigates the possibilities for setups measuring how the surface structure of nanowires (NWs) influences their electric properties. For this the abilities to clean surfaces and detect nanowires (NWs) are examined, and an attempt to build a setup is made. READ MORE

  6. 10. Mercury Detection using LED techniques: a feasibility study

    University essay from Lunds universitet/Fysiska institutionen

    Author : Josefin Reftlér; [2012]
    Keywords : LED mercury absorption; Physics and Astronomy;

    Abstract : Mercury is a a heavy metal and its presence in our environment constitutes an health-hazard for example in the form of methyl-mercury. Therefore, it is important to construct sensors to detect this pollutant. READ MORE