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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
31

Určování astronomických tížnicových odchylek přímým měřením / Determination of astronomical vertical deflections by field observations

Petrová, Kateřina January 2017 (has links)
This thesis deals with use of the measuring system MAAS-1 for direct determination of vertical deviations at the points specified field. The main input data are geographical and astronomical coordinates of points. The aim of this thesis is to complete the processing of data measured in the locality.
32

Den queera hjälten : En komparativ queeranalys av hjältar i två fantasy serier

Karlsson, Lisa January 2021 (has links)
I den här uppsatsen undersöker jag Simon Snow från Carry On trilogin (2015–21) och Morrigan ”Mor” från A Court of Thorns and Roses serien (2015–). Huvudsyftet med studien är att undersöka hur dessa två karaktärers sexualitet och identitet fungerar i sina respektive fantasy serier, hur de gestaltas och om de får chansen att utvecklas. Med queerteoretisk utgångspunkt undersöker jag hur karaktärerna kommer ut och hur de lever sina liv efteråt, likaså hur deras sexualitet får en roll i deras respektive fantasy-värld. I min analys visar jag hur bisexualiteten ignoreras och hur båda karaktärerna har svårt att komma fram till vilken sexualitet som passar dem bäst. Mor har även en långsammare utveckling när det kommer till hennes sexualitet, och finner det svårare att våga komma ut. Simon och Mor är även olika som personer och i min analys visar jag på hur slutet av deras respektive berättelser blir annorlunda; Mor försvinner ur berättelsen nästan direkt efter att hon kommer ut, medan Simon blir mer bekväm i hans sexualitet och relation. / In this paper, I study Simon Snow from the Carry On trilogy (2015–21) and Morrigan, nicknamed Mor, from the book series A Court of Thorns and Roses (2015–). The main aim of this study is to examine how the two characters’ sexuality and identity work in their respective book series, how they are described and if they are allowed to develop. Using queer theory, I examine how the two characters come out and how they live their lives afterwards, as well as how sexuality work in a fantasy novel. As a result, I have discovered that the label of bisexuality is frowned upon, and that both characters have a hard time figuring themselves out in terms of what sexuality and identity they relate to the most. Mor also had a slower development when it comes to her sexuality and a bigger struggle with coming out to her friends in comparison to Simon. Mor and Simon have very different journeys with their sexuality and are at very different stages in their acceptance at the end of their respective stories. In Mor’s case, she left the story as soon as she came out to one person, whilst Simon became more confident in his sexuality and relationship.
33

”Jag vill åka med” : En kvalitativ studie om hur människor med fysisk funktionsnedsättning kan inkluderas i en digital mobilitetskontext

Bengtsson, Henrik, Johansson, Sara January 2023 (has links)
MaaS (Mobility as a Service) beskrivs ofta som ett framväxande digitalt koncept för att hantera framtida mobilitets- och hållbarhetsutmaningar. Konceptet är emellertid ett relativt nytt fenomen som fortfarande är i sitt utvecklingsstadie, där fokus har hamnat på att övertyga användare till att välja MaaS över privat fordonsägande. I denna övertygelse har dock minoritetsgrupper som människor med fysisk funktionsnedsättning prioriterats bort. Litteratur inom området lyfter människor med fysisk funktionsnedsättnings upplevda frustrationer som följd av denna problematiska bortprioritering, men att dessa beskrivningar är väldigt övergripande. Genom en kvalitativ intervjustudie med åtta respondenter har en ökad och mer djupgående förståelse för människor med fysisk funktionsnedsättnings subjektiva förstahandsupplevelser av att använda olika mobilitetstjänster kunnat skapats, vilket också är syftet med denna studie. Genom denna kunskap från insamlad empiri tillsammans med insikter från litteraturstudien har två designimplikationer identifierats och utforskats: Digital informationsdistribuering och Rättvisa premisser.  Dessa designimplikationer är ämnade att användas vid både utveckling av nuvarande mobilitetstjänster med tillhörande digitala applikationer och vid framtidens visioner av att integrera flertalet mobilitetstjänster i en gemensam digital plattform, exempelvis MaaS. Designimplikationerna blir således viktiga att ta hänsyn till för att främja ett mer inkluderande samhälle, där dessa typer av mobilitetstjänster och framtida koncept inte exkluderar någon, både vad gäller själva användandet av tjänsterna och vid utvecklingen av dem. / MaaS (Mobility as a Service) is often described as an emerging and innovative digital concept for handling future mobility and sustainability challenges. However, the concept is a relatively new phenomenon still in its development stage, focusing on convincing users to choose MaaS over private vehicle ownership. In this belief, however, minority groups such as people with physical disabilities have been less prioritized. The literature review highlights the perceived frustrations of people with physical disabilities due to this problematic deprioritization, but these descriptions are deficient. Through a qualitative interview study with eight respondents, an increased and more in-depth understanding of the subjective first-hand experiences of using mobility services by people with physical disabilities has been created, which is also the purpose of this study. From this knowledge from collected empirical data and insights from the literature study, two design implications have been identified and explored: Distribution of digital information and Fair premises.  These design implications are intended to be used both in developing current mobility services with associated digital applications and in future visions of integrating the majority of mobility services in a common digital platform, for example, MaaS. The design implications thus become essential to consider in order to promote a more inclusive society where these types of mobility services and future concepts do not exclude anyone, both in terms of the actual use of the services and their development.
34

Trait Mindfulness: A Protective Factor for Bone Marrow Transplant Recipients?

Poggioli, Michael 13 July 2020 (has links)
No description available.
35

Use of Adaptive Mobile Applications to Improve Mindfulness

Boshoff, Wiehan 08 June 2018 (has links)
No description available.
36

"Framför mig stod den vackraste man jag någonsin sett.” : Kvinnliga drag, egenskaper och funktioner hos manliga karaktärer i fantasy-romaner för unga vuxna / ”Standing before me was the most beautiful man I’d ever seen.” : Female traits, qualities and functions of male characters in fantasy-novels for young adults

Darstedt, Olivia January 2021 (has links)
The current paper is a study of the male characters Simon and Jace from Cassandra Clare's City of Bones (2010), and the characters Tamlin and Rhysand from Sarah J. Maas’ A Court of Thorns and Roses (2015). The main aim is to examine whether the characters in these fantasy novels for young adults have traits and functions that previously have been used to describe and portray female characters. The study discovered among other things that vulnerability and sensitivity could be found in all the characters, especially when danger was upon them or their loved ones. Simon was also the only character that was not portrayed with skills in combat, which was mocked by the other male characters but not by the female protagonist. The two male characters in A Court of Thorns and Roses were also portraited as sexual objects in the novel, and Rhysand was exposed to sexual abuse by the novel’s antagonist, which can be seen as stereotypical female trait. The male character’s function in the novels was to have a folie function to each other, and be a love interest, a confidant, and a choir to the female protagonist. The male characters in the novels were also the ones who needed to be rescued by the female characters, and thereby found themselves in a female position.
37

The Ecological Function of Fish Mucus

Maxi Eckes Unknown Date (has links)
Ultraviolet light is damaging but fish have evolved protective mechanisms, which allows them to live in shallow water reefs, high in UV radiation. This thesis details my investigation into the physiological ecology of solar ultraviolet (UV) absorbing compounds, known as mycosporine-like amino acids found in the external epithelial mucus, and examines the supporting role potentially played by a UV-induced DNA repair mechanism in coral reef fish of the Indo-Pacific. Using reverse phase chromatography and UV spectrophotometry, I examined whether the distribution of MAA compounds across different areas of the body is correlated with differential UV exposure. Comparisons were made between the MAA content and the absorbance spectra of mucus from the dorsal, ventral, caudal and head body surface areas in five species of Scaridae (Chlorurus sordidus, Scarus schlegeli, S. niger, S. psittacus and S. globiceps) from Ningaloo Reef, Coral Bay, Western Australia. All fish analysed had at least five MAAs present, and results showed that fish had increased UV absorbance in mucus over the dorsal area, which receives the brunt of UV radiation. Little UV protection was found in mucus from the ventral area, which receives the lower level of UV radiation mostly via reflection of the sand and reef surfaces. Furthermore, UV absorbance per mg dry mucus versus standard fish length showed that there is a positive relationship in C. sordidus with increasing size. I examined whether there is a difference in the quantity of UV screening compounds found in the mucus of fish along a longitudinal geographical gradient from inshore reefs (Lizard Island, Great Barrier Reef) to the outer edge reefs to oceanic reefs (Osprey Reef). MAA absorbance increased with longitudinal distance from the mainland landmass of Australia to more oligotrophic outer reefs, where UV attenuation is reduced and the ocean is more transparent to UV wavelength. I determined that fish living on inshore, more turbid reefs where UV attenuation in shallow waters is high have lower levels of MAA protection than fish from clear oceanic reefs. Furthermore, there seems to be a direct relationship between light attenuation and exposure with the quantity of protective sunscreening found in the mucus of reef fish. It is know that UV irradiation decreases with water depth and that mucus from fish with deep habitats absorbs less UV than that of fish from shallow habitats. It is unknown however, whether this UV protection is variable within the same individuals and if so, how fast changes 11 occur. To test this, I relocated 9 ambon damselfish from a deep reef (18 m) to a shallow reef (1.5 m) to expose fish to increased levels of UV and relocated another 7 fish from a shallow to a deep reef to expose fish to decreased levels of UV. One week after relocation, all fish were returned to their original reef site to determine whether MAA levels would return to their initial levels. Fish relocated to a shallower depth were recovered and had a 60% (SD+/-2%) increase in mucus UV absorbance. Conversely, the fish relocated to a deeper depth were recovered and had a 41% (SD+/-1%) decrease mucus UV absorbance. No difference was found between UV absorbance of relocated and original fish at both depth. Six days after fish were returned to their original reef, mucus UV absorbance levels had returned to 67% +/- 4% of the original level. These results show that mucus UV absorbance is variable in individual ambon damselfish and that the sunscreen protection typical for a certain depth is reached in relocated fish within just a few days of relocation. The rate of MAA loss is higher than the accumulation of MAAs suggesting that diet is not the sole determining factor involved in the sequestration of MAAs to mucus. The cleaner fish Labroides dimidiatus performs a mutualistic service by removing ectoparasites such as gnathiid isopods as well other dead infected tissue from its clients. Cleaner fish however are also known to feed on client mucus. The benefits of eating mucus until recently were unclear. In this study, we analysed the mucus of several cleaner fish clients to determine whether mucus feeding has a nutritional advantage over gnathiids and whether cleaner fish obtain their own MAA protection through this dietary mucus ingestion. Results show that host fish that are infected with gnathiids of poor nutritional value, in contrast to those that harbour gnathiids with higher nutritional value, continuously exude mucus that has both high nutritional value and high MAA content. These findings support the conclusion that in a competitive market for cleaners some host fish are forced to offer more than parasites to cleaners. Ultraviolet light that is not filtered by UV absorbing compounds such as MAA may still lead to DNA damage such as the formation of cyclobutane pyrimidine dimers (CPDs) or 6-4 photoproducts (6-4 PPs). However, coral reef fish have alternative mechanisms to overcome UV induced damage via the photolyase DNA repair mechanisms. We experimentally demonstrated for the first time that a coral reef fish species, the moon wrasse Thalassoma lunare has the ability to repair DNA damage via photoreactivation. Fish both with and without MAA protection were irradiated with UVB wavelength to induce DNA lesions. Half of the experimental fish were then exposed to photoreactivating wavelength to induce DNA repair 12 while the other fish were blocked from the repair mechanisms. Fish which had undergone DNA repair had the lowest number of lesions regardless of mucus MAA protection. When fish were blocked from photoreactivation wavelengths MAA sunscreens clearly served a photoprotective role. The amount of damage was greatest in fish which both lacked MAAs and which were also blocked from photoreactivating wavelengths. Thus for the overall UV protection of fish both the MAA sunscreens as well as the DNA repair system play a significant role in counteracting UV damage. Ultraviolet protection by MAA sunscreens is ubiquitous in marine fish. To date the same 5 MAA compounds (palythine (λmax 320 nm), asterina (λmax 330 nm), palythinol (λmax 332 nm), usujirene (λmax 357 nm) and palythene (λmax 360nm) have been identified in the mucus of several different species of reef fish from Australia. Here we report the first evidence of the presence of additional UV absorbing compounds found in the mucus of fish from Indonesia. Using UV spectroscopy the mucus of four species of fish was compared between both geographical regions. The presence of an additional peak between 294-296 nm wavelengths suggests the presence of gadusol and/or deoxygadusol, which are photoprotective compounds, thought to be the precursors of MAAs. Thus, UV protecting compounds in the mucus of fish may not be as conserved between different regions as previously assumed. Our knowledge concerning the effect of UV radiation has advanced considerably in the past decade and my research findings contribute to the better understanding of protective mechanisms of marine fish. The correlations I have found between UV attenuation/exposure, depth, and longitude of sampled individuals lead me to believe that mucus UV absorbing MAA compounds are a highly efficient adaptive defence.
38

Designförslag för att övertyga äldre mothållbara transportval

Perälä, Alexander, Nyberg, Jonatan January 2020 (has links)
På grund av transportsektorns negativa påverkan på klimatet, miljön, och människans hälsa, är detväsentligt att identifiera alternativa transportlösningar såväl som det behövs förändrade resvanor ochbeteenden. Hållbarhet är särskilt viktigt för framtidens transportlösningar, och det är ett område därpersonliga behov och preferenser är avgörande för val av transport. Mobilitet som tjänst (MaaS) är ettinnovativt koncept med potential att adressera transportsektorns negativa påverkan, och människorspersonliga behov och preferenser på mobilitet, genom att erbjuda ett helt nytt sätt att resa på. Även omMaaS har potential att revolutionera vårt sätt att resa behöver människor övertygas att sluta följainvanda resmönster och istället lita på mobilitetslösningar som är hållbara. Äldre är enbefolkningsgrupp med etablerade resvanor som har byggts upp under lång tid vilket skapar svårigheteratt förändra mot hållbarare initiativ. Tidigare forskning indikerar att övertygande design är ett effektivtsätt för att forma, förstärka, eller ändra beteenden, men att det finns begränsad forskning kring hurdesign av övertygande teknologier kan personaliseras för att adressera individuella människors behovoch preferenser på mobilitet.Studien syftade till att bidra med kunskap om hur personalisering som övertygande strategi kandesignas för att övertyga äldre människor mot hållbara transportval. Studien har utforskat relevantforskning om övertygande design , personalisering samt hållbar mobilitet och äldre människor i syfteatt ge översikt över teoretiska utgångspunkter för att undersöka hur design av personalisering kananvändas för att övertyga äldre människor att göra hållbara transportval. För att svara påfrågeställningen användes i studien en designorienterad ansats med kvalitativa metoder. Genom attdesigna en prototyp baserat på insikter från tidigare forskning, utvecklades tre designförslag för hurpersonalisering kan designas i en mobilitetstjänst för att övertyga äldre om att göra mer hållbaratransportval. / Due to the negative impact the transport sector has on the climate, the environment, and human health,it is essential to identify alternative transport solutions as well as the need to change travel habits andbehaviors. Sustainability is especially important for the transport solutions of the future, and it is anarea where personal needs and preferences are crucial for the choice of transport. Mobility as a service(MaaS) is an innovative concept with the potential to address the negative impact of the transportsector, and people's personal needs and preferences on mobility, by offering a completely new way oftraveling. Although MaaS has the potential to revolutionize the way we travel, people need to bepersuaded to stop following established travel patterns and instead rely on mobility solutions that aresustainable. The elderly are a population group with established travel habits that have been built upover a long period of time, which creates difficulties in changing towards more sustainable initiatives.Previous research indicates that persuasive design is an effective way to shape, reinforce, or changebehaviors, but that there is limited research on how the design of persuasive technologies can bepersonalized to address the needs and preferences of individuals for mobility.The study aimed to contribute with knowledge of how personalization as a persuasive designstrategycan be designed to convince older people towards sustainable transport choices. The study hasexplored relevant research on persuasive design, personalization, sustainable mobility and olderpeople in order to provide an overview of theoretical starting points to investigate how personalizationdesign can be used to convince older people to choose sustainable transport choices. To answer thequestion, the study used a design-oriented approach with qualitative methods. By designing aprototype based on insights from previous research, three design proposals were developed for howpersonalization can be designed in a mobility service to convince older people to make moresustainable transport choices.

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