Essays about: "in-door"

Found 4 essays containing the word in-door.

  1. 1. Perfluoroalkyl substances (PFASs), flame retardants and cyclic volatile methylsiloxanes in indoor air in Uppsala, Sweden : occurrence and human exposure assessment

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Bo Sha; [2017]
    Keywords : passive air sampling; SIPs; indoor air; PFAS; flame retardants; siloxanes; human exposure;

    Abstract : Indoor air samples were collected from three buildings located at the Swedish University of Agricultural Science (SLU) campus in Ultuna, Uppsala, Sweden and from residences of nine volunteers working in the three buildings. Sorbent-impregnated polyurethane foam (SIP) disk passive air samplers were deployed in different types of rooms in the three buildings including computer room (n = 1), labs (n = 3), lecture rooms (n = 3), offices (n = 8) and dining areas (n = 3) and homes (n = 9) of the volunteers between September and November in 2016. READ MORE

  3. 2. Välfärdsaspekter hos inne- och utekatter

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Jessica Berthelsson; [2014]
    Keywords : välfärd; katt; innekatt; utekatt; miljöberikning; hälsa; utrymme; welfare; domestic cat; environmental enrichment; health; in-door; out-door;

    Abstract : Katter hålls som husdjur i många länder i världen och har mycket olika levnadsvillkor. Denna rapports syfte är att undersöka vilka för- och nackdelar olika hållningssätt har. READ MORE

  4. 3. Maximum Capacity Antenna Design for an Indoor MIMO UWB Communication System

    University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

    Author : Ran Liu; Hao Liu; [2012]
    Keywords : MIMO; UWB; Antenna Design; In-door Communication and Capacity Analysis;

    Abstract : Ultra-wideband (UWB) offers a high data rate transmission, however it only can be used in short distance communication due to its low power restricted by regulations, therefore it is applicable for an indoor scenario. Within an enclosed (indoor) scenario, there exist many possible multipaths of electromagnetic waves which lead to an effect known as fading [Big07]. READ MORE

  5. 4. RFID security in door locks

    University essay from Institutionen för datavetenskap

    Author : David Samuel; [2008]
    Keywords : RFID; challenge-response; encryption; decryption; authentication;

    Abstract : Radio frequency identification, RFID is a technology that is used in many fields including locks. The unlimited access to the reader and the transponder has resulted in severe security weaknesses and made it possible to apply different attacks. READ MORE