Search results for "Degree"
showing 10 items of 875 documents
Ylioppilastutkinnon, tavoiteorientaatioiden ja muiden motivaatiotekijöiden yhteys luokanopettajakoulutukseen hakeneiden menestymiseen VAKAVA-valintak…
2019
Tässä tutkimuksessa selvitettiin ylioppilastutkinnon yleisarvosanan, tavoiteorientaatioiden ja muiden motivaatiotekijöiden yhteyttä menestymiseen valtakunnallisessa kasvatusalan valintayhteistyöverkoston toteuttamassa opiskelijavalintakokeessa (VAKAVA). Tutkimukseen osallistuivat Jyväskylän yliopiston luokanopettajakoulutukseen pyrkineet hakijat vuosina 2014 ja 2015 (n = 399). Tutkimusaineisto koostui VAKAVAkoepistemääristä sekä hakijoiden itsearvioinneista, jotka liittyivät erilaisiin tavoiteorientaatioihin (oppimis-, saavutus-, suoritus-lähestymis-, suoritus-välttämis- ja välttämisorientaatio) sekä muihin motivaatiotekijöihin (kokemus opiskelun mielekkyydestä, luovutusherkkyys ja epäonnis…
Noise effect in a sine-Gordon Lattice
2013
International audience; This paper is devoted to the influence of internal noise in a sine-Gordon chain exhibiting the well known nonlinear supratransmission phenomenon. It is shown that spatiotemporal noise can trigger breather modes with a given probability in a range of parameters where they do not occur without noise. A frequency analysis is carried out to quantify the degree of coherence of the emitted breather. It is shown that there exists an appropriate amount of noise which ensures the existence of breather modes with the best coherence.
Inference of proto-neutron star properties from gravitational-wave data in core-collapse supernovae
2021
The eventual detection of gravitational waves from core-collapse supernovae (CCSN) will help improve our current understanding of the explosion mechanism of massive stars. The stochastic nature of the late post-bounce gravitational wave signal due to the non-linear dynamics of the matter involved and the large number of degrees of freedom of the phenomenon make the source parameter inference problem very challenging. In this paper we take a step towards that goal and present a parameter estimation approach which is based on the gravitational waves associated with oscillations of proto-neutron stars (PNS). Numerical simulations of CCSN have shown that buoyancy-driven g-modes are responsible …
Lukiomenestyksen ja yliopisto-opintojen aloitushetken iän yhteys yliopisto-opinnoissa menestymiseen ja opintojen etenemiseen : seurantatutkimus
2018
Tässä tutkimuksessa selvitettiin, missä määrin lukion opintomenestys selittää yliopisto-opinnoissa menestymistä ja opintojen etenemistä. Aineisto muodostui 120:n vuonna 2006 opintonsa aloittaneen liikuntatieteiden tai kielten yliopisto-opiskelijan takautuvista opintotiedoista. Tutkittavista kerättiin lukiosuoritusten arvosanat, ja heidän yliopisto-opintojensa etenemisnopeutta ja suoritustasoa seurattiin vuoteen 2015 saakka. Aineisto analysoitiin korrelaatio- ja regressioanalyyseilla. Regressioanalyysissa selvisi, että tutkittavien lukion päättötodistuksen arvosanojen keskiarvo ja ikä opintojen aloitushetkellä selittivät yliopistossa suoritettujen arvosanojen keskiarvoa. Mitä parempi keskiar…
Polypropylene/polyhedral oligomeric silsesquioxane nanocomposites – study of free volumes, crystallinity degree and mass flow rate
2016
Nanokompozyty polipropylen/poliedryczne oligomeryczne silseskwioksany (PP/POSS) przygotowano metodą mieszania w stanie stopionym polimeru. Wpływ struktury oraz ilości zastosowanych nanonapełniaczy POSS na objętości swobodne w polipropylenie określono z zastosowaniem spektroskopii czasów życia pozytonów (PALS). Ustalono zależności pomiędzy parametrami PALS: czasem życia o-Ps (τ3) i natężeniem (I3) składowej o-Ps oraz wartościami stopnia krystaliczności (Xc ) i masowego wskaźnika szybkości płynięcia (MFR) badanych materiałów. Obecność nanonapełniaczy POSS wpłynęła na liczbę i rozmiary objętości swobodnych w polimerze, co spowodowało zmianę mikrostruktury osnowy polipropylenowej. Wraz ze zwięk…
Polysarcosine-Based Lipids: From Lipopolypeptoid Micelles to Stealth-Like Lipids in Langmuir Blodgett Monolayers.
2016
Amphiphiles and, in particular, PEGylated lipids or alkyl ethers represent an important class of non-ionic surfactants and have become key ingredients for long-circulating (“stealth”) liposomes. While poly-(ethylene glycol) (PEG) can be considered the gold standard for stealth-like materials, it is known to be neither a bio-based nor biodegradable material. In contrast to PEG, polysarcosine (PSar) is based on the endogenous amino acid sarcosine (N-methylated glycine), but has also demonstrated stealth-like properties in vitro, as well as in vivo. In this respect, we report on the synthesis and characterization of polysarcosine based lipids with C14 and C18 hydrocarbon chains and their end g…
Professional Integration of Sociology Graduates from the Lucian Blaga University of Sibiu, 2002-2009
2010
Abstract The professional integration of higher education students is a problem for all contemporary societies, including the Romanian one. The surplus of graduates, the diplomas’ devaluation, the opportunities’ inequality and the unequal distribution of labour market’s posts are just a few determinant factors, which make the individual to adopt a variety of strategies to get a job. This research is particularly interested in the integration process on labour markets of sociology graduates in Romanian academic system, taking in consideration the case of sociology graduates from the Lucian Blaga University of Sibiu. The main objective is to understand all mechanisms of social, economic, cult…
Selective writing and read-out of a register of static qubits
2013
We propose a setup comprising an arbitrarily large array of static qubits (SQs), which interact with a flying qubit (FQ). The SQs work as a quantum register, which can be written or read-out by means of the FQ through quantum state transfer (QST). The entire system, including the FQ's motional degrees of freedom, behaves quantum mechanically. We demonstrate a strategy allowing for selective QST between the FQ and a single SQ chosen from the register. This is achieved through a perfect mirror located beyond the SQs and suitable modulation of the inter-SQ distances.
Experimental Engineering of Arbitrary Qudit States with Discrete-Time Quantum Walks
2019
The capability to generate and manipulate quantum states in high-dimensional Hilbert spaces is a crucial step for the development of quantum technologies, from quantum communication to quantum computation. One-dimensional quantum walk dynamics represents a valid tool in the task of engineering arbitrary quantum states. Here we affirm such potential in a linear-optics platform that realizes discrete-time quantum walks in the orbital angular momentum degree of freedom of photons. Different classes of relevant qudit states in a six-dimensional space are prepared and measured, confirming the feasibility of the protocol. Our results represent a further investigation of quantum walk dynamics in p…
On the degree of binder activity of reclaimed asphalt and degree of blending with recycling agents
2020
It is common practice to assume full blending of the aged binder of reclaimed asphalt (RA) within the design of new asphalt mixtures. Although being practical, this assumption has often led designers to asphalt mixtures lacking binder. Hence, going towards recycled asphalt mixtures (RAM) there is a need to have a better understanding of the blending phenomena, to have a general agreement on terminology and finally adapting RA classification and mix design procedures accordingly. This manuscript aims at being both a reference and stimulus for the scientific community to work in this direction and on this basis provides a nomenclature and a theoretical framework of the blending phenomena. The…