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Din sökning på "phd position spin wave generation in quantum materials" gav 25983 sökträffar

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The field of biomedicine is constantly investing significant research efforts in order to gain a more in-depth understanding of the mechanisms that govern the function of body compartments and to develop creative solutions for the repair and regeneration of damaged tissues. The main overall goal is to develop relatively simple systems that are able to mimic naturally occurring constructs and can t

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Organic electrochemical transistors formed by in operando electropolymerization of the semiconducting channel are increasingly becoming recognized as a simple and effective implementation of synapses in neuromorphic hardware. However, very few studies have reported the requirements that must be met to ensure that the polymer spreads along the substrate to form a functional conducting channel. The

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In recent years, there has been a paradigm shift in the building sector towards more sustainable, resource efficient, and renewable materials. Bio-based insulation derived from renewable resources, such as plant or animal fibres, is one promising group of such materials. Compared to mineral wool and polystyrene-based insulation materials, these bio-based insulation materials generally have a sligh

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Tests have been performed on an analogue two-dimensional granular material in a special laboratory apparatus that allows the application of general stress or strain conditions. Digital image correlation of pairs of consecutive photographs taken during the tests has enabled fields of displacement and hence strain to be determined. Thus direct observation of internal displacements and strains has be

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This master thesis investigates possibilities to use additive manufacturing in the form of Fused Fil- ament Fabrication (FFF) with the material Polylactic Acid, to replace polyurethane foams for less environmental impact. The mechanical properties of foam are difficult to mimic and there are few or no materials that are similar, hence the great challenge to replace it. The idea of using a flexible

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This thesis investigates the wear behaviour of advanced cutting tools during the milling of fully pearlitic CGI 450 and ferritic-pearlitic SSF CGI 350. The hard CGI 450 primarily induced mechanical abrasive wear, whereas the highly ductile, ferrite-rich SSF CGI 350 triggered adhesive wear and built-up edge formation. EDS analysis confirmed the dynamic formation of a protective Mg-Si-O layer, which

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The thesis aims to investigate the amount and distribution of heat in nano materials irradiated by highly focused X-ray beams, like those that will be produced by MAX IV. The beam used in the study had a flux of 10e11 photons per second and a diameter of 100 nm. The materials studied were a 2 µm long and 100 nm wide Indium phosphide (InP) nanowire on a Silicon nitride (Si3N4) substrate, a similar

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The luminescence from single quantum dots has been studied. Single dot photoluminescence was studied under continuous as well as under pulsed excitation. Time-resolved studies revealed fast relaxations in quantum dots. The time resolved measurements were fitted with a set of rate equations. Blinking in the luminescence was observed on a few quantum dots. The polarization of the emission from singl

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Using Small-Angle Neutron Scattering (SANS) we have studied the flux line lattices of the first heavy-fermion superconductor to be discovered, CeCu2Si2, the well-known high-temperature superconductor YBa2Cu3O7, along with Ca-doped variants of this compound, and several topological superconductor candidates that have attracted a lot of attention in the last few years, such as PbTaSe2, Au2Pb and β-B

Research at EMN

Antennas & WavesIn a wireless system, the antenna is the interface between the electric circuit and waves propagating in the surrounding medium. From a system point of view, the antenna operates under several fundamental constraints in terms of available bandwidth, gain etc versus, for instance, the available volume or complexity in the matching network. Waves propagating and interacting with a co

https://www.eit.lth.se/en/research/electromagnetics-and-nanoelectronics/research-emn - 2026-07-23

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Small-scale production has come to the forefront of debates on just and sustainable transformations of food systems because of their potential contributions to communities’ livelihoods and food security. Small-scale freshwater aquaculture holds the promise to positively contribute to income generation and food security [1]. Yet, the evidence of the relationship between them is scarce, particularly

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Concussion is a frequent injury in many sports and is also common in para athletes. However, there is a paucity of concussion research related to para sport, and prior International Concussion in Sport (CIS) consensus papers have not substantively addressed this population. To remedy this and to improve concussion care provided to para athletes, the concussion in para sport (CIPS) multidisciplinar

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The potential of neutron powder diffraction in the location of hydrogen atoms in molecular materials and inorganic-molecular complexes is reviewed. Advances in instrumentation and data collection techniques that have made this field accessible are reviewed, along with a wide range of applications carried out by our collaboration investigating functional materials, hydrogen-containing minerals and

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This report summarizes the classification systems for surface lining materials in Europe and Japan. There is also a part including a discussion on differences, similarities and possible ways to link the two different systems together. In June 1994, an important agreement was made between the member countries in the European Community. The agreement stated that all member countries should have the

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TMJ autopsy specimens were studied macroscopically and arthrographically with respect to the disc position in the sagittal and the coronal planes. After single-contrast arthrography of the lower joint space, the specimens were cryosectioned. The arthrographic findings were correlated with the morphological findings. Anterior disc position was found in about two thirds and sideways disc displacemen