Selaus nimekkeen mukaan kokoelmassa Väitöskirjat
Aineistot 409-428 / 1222
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Exploring knowledge-based business analytics resources in executive decision-making
Acta Universitatis Lappeenrantaensis : 1197 (Lappeenranta-Lahti University of Technology LUT, 09.05.2025)Business analytics (BA) enables firms to process and analyse data and then use it to generate insight to support their decision-making. The use of BA to support the operational-level, routine-type of decisions has already ... -
Exploring novelty in the internationalization process - understanding disruptive events
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 13.11.2020)The literature on international business combines a multitude of paradigms from organizational learning to entrepreneurship and economic theories. The behavior-based model of the internationalization process (IP) theory, ... -
Exploring the strategic impact of technological change - Studies on the role of Internet in magazine publishing
Acta Universitatis LappeenrantaensisURN:ISSN:1456-4491 (19.09.2007)Over the past few decades, turbulent change has characterized the situation in the media industry. It has been noted that digitalization and new media are strongly influencing the industry: it is changing the existing ... -
Extended reality-enabled smart manufacturing in multi-robot welding applications
Acta Universitatis Lappeenrantaensis : 1210 (Lappeenranta-Lahti University of Technology LUT, 01.07.2025)Enhancing the performance of robotic welding automation is crucial to achieve high quality and flexibility in high-variation, low-volume welding production, particularly for small and medium enterprises. However, there is ... -
Extracting redox orbitals in nickel-rich lithium battery cathodes using X-ray Compton scattering
Acta Universitatis Lappeenrantaensis : 1218 (Lappeenranta-Lahti University of Technology LUT, 10.09.2025)The transition from fossil fuels to renewable energy sources is one of the most critical challenges facing humanity today. A key aspect of this shift in energy sources is the move towards electric vehicles; 200 million ... -
Eye Fundus Image Analysis for Automatic Detection of Diabetic Retinopathy
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 12.12.2010)Diabetes is a rapidly increasing worldwide problem which is characterised by defective metabolism of glucose that causes long-term dysfunction and failure of various organs. The most common complication of diabetes is ... -
Fabrication and characterization of silicon position sensitive particle detectors
URN:ISSN:1456-4491Acta Universitatis Lappeenrantaensis (10.02.2006)Position sensitive particle detectors are needed in high energy physics research. This thesis describes the development of fabrication processes and characterization techniques of silicon microstrip detectors used in the ... -
Facilitating coordination improvement efforts in cross-functional process development programs
Acta Universitatis Lappeenrantaensis (19.06.2008)Business process improvement is a common approach in increasing the effectiveness of an organization. It can be seen as an effort to increase coordination between units. Process improvement has proved to be challenging, ... -
Facilitating university-industry collaboration with a multi-level stakeholder perspective
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 26.05.2018)University–industry collaboration has been acknowledged as a vital source of innovation. However, despite its rather long history, a number of barriers to such collaboration remain, and the ways to overcome them have ... -
Factors affecting the usability of aspen (Populus tremula) wood dried at different temperature levels
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 06.11.2009)In this dissertation the main aim was to study the usability of aspen wood in the mechanical wood processes, especially the factors that affect the usability of aspen wood, which is dried at different temperature levels. ... -
Family ownership – a source of sustainable success in listed companies
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 18.12.2014)Extant research on exchange-listed firms has acknowledged that the concentration of ownership and the identity of owners make a difference. In addition, studies indicate that firms with a dominant owner outperform firms ... -
Fast and accurate simulation of fluid power circuits in the presence of small volumes using advanced methods and models for numerical stiffness elimination
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 02.06.2023)The modeling and simulation of fluid power systems are essential parts of the real-time simulation of virtual prototypes of mobile working machines. In several cases, in the dynamic simulation of such fluid power systems, ... -
Fast contact copper extraction
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 19.12.2022)The intensification of copper solvent extraction was examined in this thesis. Extraction with hydroxyoximes is used in industry for copper separation. The reaction between hydroxyoxime and copper is a two-phase interfacial ... -
Faster than real-time simulation of fluid power-driven mechatronic machines
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 01.06.2021)The level of automation of mechatronic machines, such as excavators, logging harvesters or fluid power-driven cranes, has increased significantly over the past few decades. In the machine industry, this led to the emergence ... -
Fatigue performance and the effect of manufacturing quality on the uncoated and hot-dip galvanized ultra-high-strength steel laser cut edges
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 30.11.2022)Fatigue performance is a key issue in weight critical applications. In this study, the effect of local surface characteristics influenced by laser cutting, hot-dip galvanizing (HDG) and stress concentration factors, is ... -
Feasibility of industrial implementation of laser cutting into paper making machine
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 04.09.2015)Laser cutting implementation possibilities into paper making machine was studied as the main objective of the work. Laser cutting technology application was considered as a replacement tool for conventional cutting methods ... -
Femtosecond laser micromachining of Ni–Mn–Ga magnetic shape memory alloy
Acta Universitatis Lappeenrantaensis : 1307 (Lappeenranta-Lahti University of Technology LUT, 14.08.2026)Ni–Mn–Ga magnetic shape memory alloys (MSMAs) exhibit large magnetic-field-induced strain (MFIS) of ~6–12%, which is significantly higher than that of commonly used actuation materials such as piezoelectric and magnetostrictive ... -
Fenton chemistry beyond remediating wastewater and producing cleaner water
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 29.05.2020)The production, use and transformation of inorganic and organic chemical compounds are negatively affecting the global environment, whereas the disposal of byproducts generated at urban wastewater treatment plants isbecoming ... -
Ferrite Permanent Magnet Hysteresis Loss in Rotating Electrical Machinery
Acta Universitatis Lappeenrantaensis (Lappeenranta-Lahti University of Technology LUT, 15.11.2019)Electrical machines with permanent magnets (PMs) find numerous applications in present energy-efficient technologies. A reasonable compromise in terms of costs and efficiency makes electrical machines with ferrite PMs a ... -
Fiber laser and hybrid welding of T-joint in structural steels
Acta Universitatis Lappeenrantaensis (Lappeenranta University of Technology, 14.12.2018)Laser welding processes are amongst the most versatile joining technologies, suitable for both, small scale and mass production. The advancements in laser sources and optics is allowing autogenous laser beam welding to ...
