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1037 Uppsatser om Radio frequency (RF) - Sida 45 av 70

Förebyggande arbete mot våld och hot om våld inom socialtjänsten : En kartläggning av chefers upplevelser

Dealing with threats and violence at the workplace is a reality for many social workers, where a majority of them have to face client oriented incidents at least once during their career. Incidents are most commonly expressed as threats and harassments, but can also take place in the form of physical violence. Looking at the problem from a supervisor perspective, it will affect and possibly damage the specific exposed employee, the workplace as a whole and the clients. Supervisors are the ones responsible for developing workplace enviroments that are satisfyingly safe, for which guidelines can be found in law as well as in an emerging research area. Reasons as to why some people tend to become violent is as complex as reasons as to why some people seem to be more vulnerable or exposed than others. That is why means of preventing threats and violence can not be explained in one single way, but the answer must be sought on several levels.

Dynamisk simulering med hjälp av RPS-beräkningar för radiovågors utbredning i urban miljö

Militära insatser i urban miljö kommer troligen att öka alltmer. Detta kräver soldater till fots eftersom dessa lättare kan förflytta sig via och mellan byggnader. Varje deltagande soldat kommer att behöva egen radioutrustning. Då stadsmiljö är ett relativt outforskat område vad gäller militär radiokommunikation är det viktigt att öka förståelsen för radiovågors utbredning i stadsmiljö. Härtill har institutionen för Informationsöverföring på FOI köpt in programmet Radiowave Propagation Simulator (RPS).

Social media & marknadsföring

The gas turbines in the Swedish secondary reserve are reaching the end of their technical lifetime, hence alternative solutions need to be considered. One of the solutions thought to have the greatest potential is the use of so called consumptionreduction. By entering contracts with large consumers, agreements are made to reduce consumption in the event of major disturbances in the power system and thus being used as a secondary reserve. This thesis investigates the feasibility of consumption reduction as part of the secondary reserve. This has been achieved by developing a requirement specification for the disturbance reserve and by studying the technical and economic potential for consumption reduction among a range of consumers.The technical potential for consumption reduction that fulfils the requirements for participating in the secondary reserve are on average 750 MW in SE 3 and 98 MW in SE 4.

Lärares uppfattningar om flerstämmighet och det vidgade textbegreppet

Syftet med denna uppsats är att undersöka hur olika texter, såsom bild, media, film och radio, får plats i en flerstämmig miljö. Genom att intervjua ett antal lärare har jag undersökt hur och om de använder sig att olika slags texter och varför. Jag har också undersökt hur de ser på sin egen undervisning utifrån de två begreppen flerstämmighet och det vidgade textbegreppet. Olika texter finns runt omkring oss i samhället dagligen och informationsflödet är stort. Samhällets informationskällor är idag inte enbart skrivna texter utan ter sig även i former som bilder, symboler, rörliga bilder och auditiva texter.

De olympiska vinterspelen i spalterna : En kvantitativ innehållsanalys av Sportbladets bevakning av OS i Sotji 2014.

The purpose of this study is to investigate how the Swedish newspaper Sportbladet watches over the Olympic games in Sotji, 2014. This study aims to find out why certain topics is more popular writing about and why others are not. The study also analyses the news distribution in terms of gender and nationalism.To find answers to this questions, a quantitative content analyses was used.  The results is based on 220 texts collected from eleven days news reporting in Sportbladet. Ice hockey and cross-country skiing was, without a doubt, the most popular sports according to news, interest and reporting. These two sports occupied a great deal of space in the newspaper and also had most articles.Furthermore, this study shows the domination of men amongst news pages according to both space and frequency in Sportbladet during the Olympic games in Sotji. In spite of that fact, women was assigned more space in the news paper throughout the Olympic games compared to the daily reporting.

Tillgänglighet med kollektivtrafik - GIS-analys av Umeåregionen

The purpose of this study is to examine the accessibility with public transportation in the case of the Umeå Region in northern Sweden. This is done by GIS network analysis where both access to transit stops, as well as access by public transport from stops to destinations is examined. An accessibility index is created from transit frequency and travel times to destinations. The results is compared with population register data to calculate what shares of the population has which levels of accessibility with public transportation. In the Umeå Region there are different levels of accessibility by public transport for different parts of the region, where transit stops in the most densely populated areas has the highest levels of accessibility, as well as stations along the railroads.

Serious games med rökdykningssimulering

Utbildning och träning av rökdykning inom räddningtjänsten är idag både dyrt ochtidskrävande. Vid praktisk träning måste räddningstjänsten bege sig ut till befintligaövningsområden och ta med sig en stor mängd utrustning: luftpaket, skyddskläder, radio etc. Detta gör det till ett omfattande och kostsamt moment. Detta öppnar tankebanor för alternativ och komplement till befintlig utbildning och träning.Serious games finns idag i många former och är ett utbildnings och rekryteringsredskap som bygger på datorstödd inlärning. Med detta menas att ett Serious game är ett spel som har som huvudsyfte att lära ut och om möjlighet vara underhållande under tiden.

Sjuksköterskors uppfattning om triagebedömning på en barnakutmottagning

Triage, which means "to sort", determine the priority of the patients need of care. The aim of the present study was to describe nurses? perception of triage at a pediatric emergency department. A questionnaire with open- and closed-ended questions were distributed to all 25 nurses that worked at a pediatric emergency department. The answer frequency was 48 % (n=12).

Barnbiblioteksarbete ur ett genusperspektiv

The aim of this masters thesis is to investigate how childrens librarians deal with gender issues in their work when acquiring and mediating books to children, and how reviews in Bibliotekstjänsts Sambindning can be of help in this aspect. The thesis focuses on children between 6 and 12 years of age and their reading of fiction. Four interviews with childrens librarians and an examination of reviews in Sambindningen have been carried out. The reviews were examined both by finding out with what frequency gender issues are dealt with and by studying 20 childrens books from a gender perspective, comparing my judgement with the one they got in the reviews. The examination of Sambindningen showed that the reviews therein only sporadically bring up gender issues.

Pre-spawning habitat selection of subarctic brown trout (Salmo trutta L.) in the river Vindelälven, Sweden

Habitat selection of migratory brown trout at the upper reaches of River Vindelälven, wasstudied in September during the pre-spawning period. The fish migrate from down- orupriver lakes for spawning in the river and data was collected by habitat mapping andradio-telemetry. Habitat selection of fish was analysed with preference curves andstatistical modelling, using the physical variables; depth, stream velocity and streambedsubstrate. Preference curves were derived by comparing fish habitat use with their nearbyavailable environment while the statistical modelling aimed to answer three main questions.1) Do the trout have a specific preference of depth, water velocity and streambed substrate?2) Is there any difference in habitat selection between sexes? 3) Is there a shift in habitatselection over time? The preference curves indicated that trout favored water depths of 1-2m, velocity compositions characterized as glides (c.

Att marknadsföra kunskap : En studie av utbildningssektorn ur ett kommunikationsperspektiv

Marketing of education is a phenomenon which has been developed throughout the increasing competition within the educational sector. The focus of this paper is the marketing made by upper secondary schools (grade 10-12) in Stockholm. The competition in this area is increasing partly due to the growing number of private schools. However, this is a phenomenon seen only in larger cities with several schools available. There are over 170 upper secondary schools in Stockholm and the students freely can choose among these.

Sociala medier i den svenska nyhetsrapporteringen om Iran

Tidigare forskning har visat att sociala medier är avgörande för informationsspridning i länder med begränsad yttrandefrihet, men också att sociala medier kan vara svårtolkade samt vilseledande. Syftet med denna intervjustudie var att åskådliggöra relationen mellan sociala medier och traditionell journalistik. Studien fokuserade på svenska journalisters användning och värdering av sociala medier i rapporteringen om den politiska utvecklingen i Iran, under perioden 12 juni 2009 till 11 februari 2010.Kvalitativa forskningsintervjuer utfördes med de svenska journalisterna Natalie Besér (DN), Per Jönsson (DN), Said Montazeri (Radio Hambastegi), Mattias Pleijel (TT) och Kinga Sandén (Sydsvenskan). Intervjuerna fokuserade på följande fem specifika händelser: presidentvalets resultat (13 juni, 2009), Khameneis fredagsbön (19 juni, 2009), Neda Soltans dödsskjutning (20 juni, 2009), demonstrationerna under Ashura (27december) och demonstrationerna under revolutionens årsdag (11 februari, 2010).Vår analys visar att journalisterna inte var odelat positiva till sociala medier men att de använde sociala medier som källor i varierande utsträckning. Det var också påtagligt att det skedde direkta källhänvisningar till olika sociala medier i journalisternas texter eller inslag.

Det sjuka benet och de friska människorna : en studie av osteoporos och osteoartrit i kvarteret Banken 1 i Visby

This essay deals with the diseases osteoporosis and osteoarthritis in a medieval population from Visby in Sweden. The aim has been to evaluate to what extent and in what way these diseases have influenced the people of a relatively large harbour town during the Middle Ages. 24 individuals were analysed osteologicaly and 19 of them became subject for measurements of bone density through DEXA readings. Furthermore four individuals were x-rayed based on external differences due to osteoarthritis and a change in the depression at the base of the medial surface of the greater trochanter. Similar studies have been made in Trondheim, Norway and Wharram Percy, Great Britain.

Hur ser lavars fördelning ut runt stammen på ek, och påverkas den av trädets storlek och dess närmiljö?

The aim of this study was to describe preferences of geographic direction of ten, oak-living epiphytic lichen species and how they responded to sun exposure, nearby bushes and trees, bark fissure depth and circumference. The frequency of every species was recorded in arcs of ten degrees around the tree at a height of 130 to 180 cm above the ground. An estimation of the amount of every species in every arc was also recorded. To analyse how the distribution of the lichen species responded to the different factors their concentration for every tree was plotted against the four factors. The distribution of Cliostomum corrugatum had a positive response to high sun exposure and a negative response to a thick layer of bushes and trees.

Ungdomars musikvanor : En studie i hur och var svenska ungdomar upptäcker och konsumerar musik ur ett mottagarperspektiv.

This essay is a study of the various attitudes and behavioral habits for music consumption and discovery of new music amongst young people in Sweden from a receivers perspective. The aim of the study is to review and map out the current trends, habits and cultural views on music consumption. An online survey was posted and spread on Facebook with 195 respondents as a result. The analyzed result and conclusions of the survey was then to be of use for understanding how to market and spread new music more efficiently. The study showed that there are three dominating sources of music for youth in Sweden.

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