Essays about: "circadian cycle"

Showing result 1 - 5 of 7 essays containing the words circadian cycle.

  1. 1. Assessment of the circadian stimulus potential of an integrative lighting system in an office area

    University essay from Lunds universitet/Avdelningen för Energi och byggnadsdesign; Lunds universitet/Institutionen för arkitektur och byggd miljö

    Author : Elif Ceren Yilmaz; Rawan Abdulhaq; [2020]
    Keywords : Alertness; Circadian Rhythm; Circadian light effect; Daylighting; Energy efficiency; Entrainment; Health; Intrinsically photosensitive retinal ganglion cells; Light response; Melanopsin; Melatonin suppression; Photometric; Sleep quality; spectral sensitivity; Wavelength.; Technology and Engineering;

    Abstract : Nowadays, people spend 90% of their time indoors, thus creating a healthy indoor environment for occupants is of great importance. Lighting in office spaces is an important aspect when it comes to occupant health and well-being. READ MORE

  3. 2. An Unrecoverable Sleep Deficit : A literary analysis of Adolescents’ sleep loss and the consequences of sleep deficit regarding academic performance

    University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

    Author : Hugo Åhs; [2020]
    Keywords : Adolescence; circadian cycle; education; school performance; school start times. NREM; REM; Sleep deficit; Chronotype;

    Abstract : There is a noticeable difference in the debate regarding adolescents’ sleep patterns between the biological clock and society’s clock when we talk about adolescents. Sleep scientists or somnologists, are alarming as more evidence reach the surface that young people are not getting the recommended sleep that is required to perform academically well. READ MORE

  4. 3. A Demonstration Unit for Human Centric Lighting

    University essay from Lunds universitet/Innovation

    Author : Cornelia Cronström; [2018]
    Keywords : Human Centric Lighting HCL ; dynamic light; circadian rhythm; melatonin; colour composition; demo lights; Technology and Engineering;

    Abstract : The modern human being is exposed to different kinds of light during a normal day, both natural light and adjusted lighting. The idea that light affects us is uncontested, and so affecting the light in turn becomes a question of well-being. It is often thought that abundant and strong lighting is good lighting, but this is far from always accurate. READ MORE

  5. 4. The Effect of a Dynamic LED Light Intervention on Sleep Quality of Adolescent Students

    University essay from Lunds universitet/Avdelningen för Biomedicinsk teknik

    Author : Stina Andersson Eriksson; Karin Wingren; [2016]
    Keywords : Sleep quality; Adolescence; Light measurements; Activity tracker; Circadian rhythm; School environment; Keywords: Dynamic LED light; Technology and Engineering;

    Abstract : Objective: Previous studies have revealed positive effects on subjective alertness, performance and general sleep patterns, with exposure to light conditions adapted to time of day according to the circadian system. This study aimed to investigate the impact of a dynamic LED light intervention on sleep quality of adolescent students. READ MORE

  6. 5. Upplevelse i ljus : en studie om ljusets förmåga att skapa rum

    University essay from SLU/Dept. of Landscape Architecture, Planning and Management (from 130101)

    Author : Antonia Jaryd; [2013]
    Keywords : ljus; belysning; stadsrum; social ljussättning; upplevelse; perception;

    Abstract : De nordligaste delarna av Sverige saknar solljus under tre månader om året. Även mer tätbefolkade områden i söder har långa nätter och korta dagar vintertid. I kombination med ett tufft klimat är detta ett av de huvudsakliga skälen till att människor spenderar mer tid inomhus och mindre utomhus under vintern. READ MORE