Essays about: "YI LIU"

Showing result 1 - 5 of 18 essays containing the words YI LIU.

  1. 1. Sustainability Evaluation of Transformer Insulating Liquid against UN SDGs

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Yi Liu; [2022]
    Keywords : United Nations; Sustainable Development Goals; evaluation method; triangle fuzzy number; petroleum; crude oil; gas; vegetable oil; soybean; rapeseed; United Nations; Globala målen; utvärderingsmetod; triangel fuzzy number; petroleum; råolja; gas; vegetabilisk olja; sojaböna; raps;

    Abstract : To achieve a shared blueprint for peace and prosperity for people and the planet, the United Nations has defined the 2030 Agenda for Sustainable Development, including economic, social, and environmental sustainability as three pillars. This thesis work is aimed at building a sustainability evaluation framework to investigate the product, which in this study is transformer insulating liquid. READ MORE

  3. 2. Magnetron Sputter Epitaxy of High-quality GaNand Plasma Characterization of the Process : Degree Project–Master’s Thesis

    University essay from Linköpings universitet/Tunnfilmsfysik

    Author : Yi-Ling Lo; [2021]
    Keywords : GaN; Semiconductors; Nanomaterials; Thin film; Magnetron Sputtering; Epitaxy; XRD; Physical Vapor Deposition;

    Abstract : Several sputtering depositions were done by direct current (DC) magnetron sputtering epitaxy (MSE) techniquefor the goal of improving the growth rate and crystalline quality of GaN thin film on Al2O3 substrate. Thegrowth rate was higher when substrate-to-target distance D = 7 cm compared with D = 9. READ MORE

  4. 3. In-store mobile payment in western countries : A study on readiness and adoption

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : XINYU LI; YI LIU; [2021]
    Keywords : ;

    Abstract : The purpose of this master thesis is to investigate the characteristics that made in-store mobile payment in China fast and highly adopted and to give suggestions for developing in-store mobile payment in western countries with the readiness of these characteristics. From the literature study, several characteristics are identified, including trust in mobile payments, expectation of fast transactions, quick and easy authentication, willingness to share personal data, low level of consumer credit, high adoption of QR codes for payment, friendly development environment, price-sensitive, easily influenced by other people, high cash preference, low adoption of NFC, and low availability of different payment options. READ MORE

  5. 4. Trust Between Customers and Hotels: Through the Expression of Trust of Customers

    University essay from Lunds universitet/Institutionen för tjänstevetenskap

    Author : Yi-Ping Liu; [2020]
    Keywords : Trust; Customer Trust; Hotel Trust; Hotel Sector; Hospitality; Tourism; Service Industry; Tripadvisor; Netnography; Social Sciences;

    Abstract : The thesis aims to explore the customers' attitude and perception about trust between customers and hotels through the expression of trust of customers. Hotels nowadays interact and build relationships with customers frequently where there are many possible terms evoking expression of trust customers. READ MORE

  6. 5. Does Auditor's Gender Impact Audit Fees? Empirical Evidence from Swedish Privately Held Companies

    University essay from Handelshögskolan i Stockholm/Institutionen för redovisning och finansiering

    Author : Sijia Liu; Yi Zhang; [2019]
    Keywords : gender; audit fee; Swedish private firms;

    Abstract : The documented relationship between engaged auditors' gender and audit fees demonstrates that female auditors may receive a fee premium in listed companies' settings. However, the heterogeneity between public and private Companies implies that previous findings in listed companies may not be generalizable to the private setting. READ MORE