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Investigating Circularity for Organic Waste Management: An Exploratory Single Case Study at Averda in Cape Town

As climate change and unsustainable waste practices present major global challenges, effective waste management in developing countries becomes critically important. In South Africa, organic waste constitutes a significant share of general waste and is often landfilled, contributing to methane emissions and serious health risks for the population. In response, the Western Cape province has introdu

Process Development for the Production of Natural Polymers from Residues of the Agricultural Industry

Under de senaste åren har den ökande oro för de miljöförödande konsekvenserna av konvent-ionell plast lett till ett ökat intresse för biobaserade och biologiskt nedbrytningsbara plaster. Som förnybara råvaror för dessa plaster har jordbruksbiprodukter framlagts som en lovande källa. Denna studie undersöker olika jordbruksbiprodukter som potentiella råmaterial för biologiskt nedbrytbar plats. DettaIn recent years, concerns about the damaging environmental effects of conventional plastics have surged, by which biobased and biodegradable plastics have been promoted as a favour-able alternative. Agricultural side streams have been proposed as a potential feedstock for extracting components for new compostable polymers. The present study investigates agri-cultural side streams for raw material

Alternativa teknologier för behandling av förorenade massor på plats och cirkulära lösningar för masshantering

Examensarbetet utreder hur hanteringen av förorenade schaktmassor kan bli mer hållbar och cirkulär genom att tillämpa in-situ-tekniker. Syftet är att kartlägga befintliga och framväxande saneringsmetoder, identifiera tekniska, juridiska och ekonomiska hinder och kvantifiera möjliga klimat- och kostnadsvinster så att branschaktörer får ett beslutsunderlag för ökad lokal behandling och återanvändninThis thesis clarifies how the management of contaminated excavation soils can be made more sustainable and circular by applying in-situ techniques. Its aim is to map existing and emerging remediation methods, identify technical, legal and economic obstacles, and quantify potential climate and cost benefits, giving industry stakeholders a sound basis for increasing local treatment and reuse of soil

Att stoppa våldet - En kvalitativ studie om socionomers arbete med personer som utövar våld i nära relation

This study aimed to seek an understanding of how social workers work with people who practice violence in close relationships. The study was based on five semi-structured interviews with social workers from five different municipalities who currently or previously worked with people who practice partner violence. In our analysis, we used Goffman's Stigma Theory and the New Institutional Perspe

Enhanced Oxidation Resistance of AlCoCrFeNi High Entropy Alloy Obtained by Annealing

High-Entropy Alloys (HEAs) have emerged as a promising class of materials for extreme environments due to their unique compositional complexity and the resultant enhanced thermal stability. Among them, AlCoCrFeNi has garnered significant attention for its superior oxidation resistance at elevated temperatures, primarily owing to the formation of protective alpha alumina (Al₂O₃) surface oxide s

If We Build It, Will They Come? An Infrastructural Perspective on Evaluations of Digital Data Reuse in Archaeology

The growing use of digital tools in archaeological practice has led to a proliferation of data. Concerns regarding how to best manage and store these significant volumes of archaeological data have been addressed by the development of digital research data infrastructures which function to ensure the long-term preservation of archaeological information and make it available for reuse. Recent Open

Optimizing Downstream Processing of scl-PHAs: A Comprehensive Approach to Bio-Extraction and Quality Assessment

Polyhydroxybutyrate-co-valerate (PHBV), a biodegradable biopolymer, holds promise as a sustainable alternative to petroleum-based plastics. In this study, PHBV was biosynthesized and extracted, followed by an extensive evaluation of various downstream purification methods focusing on surfactant-based washing protocols. Different conditions of sodium dodecyl sulphate (SDS) washing varying in temper

Sensorisk modulering inom Primärvården - En studie om arbetsterapeuters kunskap och användning

Bakgrund: Personer med psykisk ohälsa upplever ofta svårigheter med sensorisk bearbetning, vilket kan påverka aktivitetsförmåga och livskvalitet negativt. Sensorisk modulering har nyligen introducerats som en positiv metod inom vuxenpsykiatrisk verksamhet i Sverige, men arbetsterapeuters kunskap och användning av metoden inom primärvården är ännu outforskad. Syfte: Att undersöka arbetsterapeutersBackground: Individuals with mental health problems often experience difficulties with sensory processing, which can negatively affect their ability to engage in activities and reduce quality of life. Sensory modulation has been introduced as a promising approach in adult psychiatric care in Sweden, but occupational therapists' knowledge and application of this method in primary health care re

Kraftvärmeverkens roll på stödtjänstmarknaden - Systemnytta och lönsamhet vid försäljning av manuell frekvensåterställningsreserv

Sweden and Europe are transitioning to more electrified societies with increasing shares of intermittent power, placing higher demands on grid stability. Balancing the electricity grid will require flexible resources with wide geographic distribution. Combined heat and power plants (CHPs) are well suited for the ancillary service manual frequency restoration reserve (mFRR). However, the lack of pr

Perceptions of Development and Democratic Support: A Quantitative Study of the Relationship between Subjective Evaluations of Development and Attitudes towards Democracy

The relationship between development and democracy is robust and enjoys strong scholarly support. While research traditionally has favored country-level comparisons based on objective indicators when studying this relationship, this study crafts an individual-level, perceptions-based index of development, and two measures of support for democracy as a regime type, to approach the relationship. The

Robotar i kostym

Denna studie undersöker hur användbarheten av Robotic Process Automation (RPA) upplevs inom redovisning, revision och finans i Sverige. Genom semi-strukturerade intervjuer med fem yrkesverksamma i dessa branscher analyseras upplevelser kring RPA-lösningarnas användbarhet. Med hjälp av de teoretiska ramverken IS Success Model, TAM3, Ironies of Automation och skugg-IT konceptualiseras upplevd använd

Livsstil på kredit: En studie om barnfamiljers livsstilspraktiker och användning av “Köp nu, Betala senare" under ekonomisk press

I tider av inflation och ökade levnadskostnader har många barnfamiljer i Sverige fått ett minskat ekonomiskt handlingsutrymme. Samtidigt har digitala betallösningar, framförallt “Köp nu, Betala Senare” (Buy Now Pay Later - BNPL), blivit allt mer normaliserat och används i större utsträckning än tidigare. Denna studie undersöker hur barnfamiljer praktiserar livsstil i vardagen under ekonomisk osäke

Promoting equity through institutional policy? Gendered experiences of dual career diplomatic couples in joint posting in the Swiss Foreign Service

As dual career couples become increasingly common, challenges related to professional mobility, and career continuation for spouses have been exacerbated, especially for couples in international professions such as diplomacy, often leading to family strain. In response, institutional reforms such as joint posting policies have been introduced to accommodate individuals’ professional and personal n

“Berätta ingenting för mig, för jag orkar inte bry mig om något just nu” En kvalitativ studie om socionomers upplevelser och hantering av empatitrötthet

This study investigates how social workers in human service professions experience and manage compassion fatigue. The focus is on factors that contribute to mental and physical exhaustion, as well as the strategies social workers use to prevent and manage these. The study was based on a qualitative methodological approach, where data collection was based on six semi-structured interviews with qual

CHARACTERISATION OF SOFT MAGNETIC COMPOSITES

Soft Magnetic Composites (SMCs) represent a new generation of materials gaining attention for their effective use in electric motors and transformers. The strong magnetic properties, reduced eddy current losses, and flexibility in forming complex 3D shapes. They offer clear advantages over traditional laminated steels, especially in the designs where magnetic behavior is needed in all directions.

How have South Africa’s Climate Governance Integrated Gender Considerations at National and Sub-national Levels?

This thesis examines how gender is integrated into South Africa’s climate governance and finance systems through a Feminist Political Ecology (FPE) lens. By analyzing seven key national and provincial policy documents using NVivo, the research investigates whether gender-inclusive language is backed by concrete mechanisms such as budgeting, monitoring, and accountability. Findings reveal that whil

Ergodicity breaking in the Spin-1 U(1) Quantum Link Model

Classical and quantum mechanics describe particle interactions fundamentally differently, yet isolated many-body systems generally thermalise in both descriptions. Recent studies using quantum simulators have observed exceptions to this, where the memory of special initial states is retained through anomalously long-lived revivals. The non-ergodic findings could be explained by Quantum Many-Body S

Chagas Disease : Synthetic Studies Towards Target Identification and Potential Treatment

Introduction: Chagas disease, caused by Trypanosoma cruzi, remains a significant public health challenge, particularly among socioeconomically disadvantaged populations in developing countries. Although two drugs are currently available, their use is associated to severe side effects, and they are only widely accepted as a treatment against the acute phase of the disease. Background: A Waltherione

Exploring Tumor Modeling and Immunotoxicology - Precision-Cut Tumor Slices of Head and Neck Squamous Cell Carcinoma and Immune Response to Nanoplastics

Head and neck squamous cell carcinoma (HNSCC) is a heterogenous cancer with poor prognosis, especially for patients with advanced or recurrent disease. The complex tumor microenvironment (TME) plays an important role in mediating immune evasion and therapy resistance. To improve preclinical testing, advanced 3D in vitro and ex vivo models such as spheroids, organoids, and tumor slice cultures have

Ungdomakriminalitet - En kvalitativ studie om risk- och skyddsfaktorer samt familjebehandlares förebyggande arbete

Youth delinquency constitutes a significant social problem, both internationally and nationally. This study explored risk and protective factors that influenced youth involvement in criminal behaviour. The study was based on semi-structured interviews with eight family therapists within social services in Sweden, all of whom had experience with young men involved in youth delinquency. The analysis