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The 100 MHz RF system for MAX-II and MAX-III

The MAX-II synchrotron radiation source has since 1997 been operated routinely with a double RF system, 500 MHz active plus 1.5 GHz passive. Four Landau cavities have successfully provided increased Touschek beam lifetime, and damping of coupled bunch mode instabilities. However, the delivered power from the present 500 MHz RF system will be marginal for the operation of the planned MAX-II SC wigg

Free-riding in Group Work - Mechanisms and Countermeasures

Studies have shown that group work offers great possibilities for deeper learning compared to some more traditional teaching formats [1], but it can also lead to some new problems such as free-riding. Different aspects of group psychology and behaviour as well as impropriate group sizes can be used to explain why and how free-riding develops in groups. With careful course planning teachers can ser

Iterative decoding of generalized low-density parity-check codes

A generalization of Gallager's low-density parity-check codes is introduced, where as component codes single-error correcting Hamming codes are used instead of single-error detecting parity-check codes. Low-density (LD) parity-check codes were first introduced by Gallager in 1963. These codes are, in combination with iterative decoding, very promising for achieving low error probabilities at a rea

Processability theory : explaining developmental sequences

This chapter presents a psycholinguistic account of the developmental sequences found in second language acquisition (SLA). Building on Levelt’s (1989) model of speech production, Processability Theory (PT: Pienemann 1998, 2005) proposes that the order in which morpho-syntactic structures are acquired will be controlled by the processing requirements of those structures. The cross- linguistic vali

Utvärdering av Creating Competitive Jobs

Föreliggande rapport är en oberoende utvärdering av projektet Creating Competitive Jobs (CCJobs). Rapporten summerar resultat och lärdomar från projektet samt lyfter fram om aspekter av CCJobs som bör vidareutvecklas. Projektets övergripande syfte var att skapa nya arbetstillfällen genom att möjliggöra ett ömsesidigt utbyte mellan företag och lärosäten inom högre utbildning. En grundläggande princ

A Heuristic for Concurrent SOC Test Scheduling with Compression and Sharing

The increasingcost for System-on-Chip (SOC) testing is mainly due to the hugetest data volumes that lead to long test application time andrequire large automatic test equipment (ATE) memory. Testcompression and test sharing have been proposed to reduce the testdata volume, while test infrastructure and concurrent testscheduling have been developed to reduce the test application time.In this work w

The cognitive semiotics of the picture sign

The picture is as original a human creation as language, and yet there has not been any study of pictures as such until recently. In the sixties of the last century, the picture was discovered as a subject of study at the same time, but independently, by French structuralism and by perceptual psychology in the tradition of James Gibson. My own contribution has consisted, from the beginning, in bri

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The essay aims to identify the genesis of the first dramatic protagonists Mihail Sebastian imagined, both the autobiographical and the literary earlier experiences and expressions of his playwriting philosophy of the evasion, a philosophy that is to be regarded as a prototype for his future drama. For this a rather exhaustive synthesis of the critical references is required as well as a minute her

Specificity and redundancy in the olfactory system of Ips typographus: Single-cell responses to ecologically relevant odors.

We screened 150 olfactory sensilla in single-sensillum recordings to unravel the mechanisms underlying host selection in the spruce bark beetle, Ips typographus (Coleoptera: Curculionidae: Scolytinae). Odor stimuli comprised of pheromone (various bark beetle spp.), host, and non-host compounds elicited strong and selective responses from 106 olfactory receptor neurons (ORNs), 45 of which were tune