273 research outputs found

    A disjunctive Prime Minister: assessing David Cameron’slegacy

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    David Cameron’s political career was cut short by last year’s dramatic Brexit vote. Chris Byrne, Nick Randall and Kevin Theakston look back on his time in office, and how the history books will judge him

    Raman Microscopy: Complement or Competitor

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    Multilingualism in London: LUCIDE city report

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    This report is produced for LUCIDE (Languages in Urban Contexts: Integration and Diversity in Europe) project and network, funded by the EU Lifelong learning programme 2010- 2014, based on the collected primary and secondary data. It includes a brief historic overview of London’s demolinguistic features and a range of evidence relevant to current manifestations of multilingualism and plurilingualism in this global city. Considering the size, population and complexity of London our specific focus is on one local authority (out of an existing 33): the City of Westminster, geographically the heart of this metropolis. Westminster is in many ways representative of London language trends. It shows some of the most prominent features of multilingualism in London: an extraordinary linguistic variety with a wide distribution of languages, where no one language is dominant. Nevertheless, we also make reference to examples of multilingualism from outside Westminster, when we have considered it to be pertinent

    Dislocation loops as a mechanism for thermoelectric power factor enhancement in silicon nano-layers

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    A more than 70% enhancement in the thermoelectric power factor of single-crystal silicon is demonstrated in silicon nano-films, a consequence of the introduction of networks of dislocation loops and extended crystallographic defects. Despite these defects causing reductions in electrical conductivity, carrier concentration, and carrier mobility, large corresponding increases in the Seebeck coefficient and reductions in thermal conductivity lead to a significant net enhancement in thermoelectric performance. Crystal damage is deliberately introduced in a sub-surface nano-layer within a silicon substrate, demonstrating the possibility to tune the thermoelectric properties at the nano-scale within such wafers in a repeatable, large-scale, and cost-effective way

    MRI for Guided Right and Left HeartCardiac Catheterization: A ProspectiveStudy in Congenital Heart Disease

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    Background: Improvements in outcomes for patients with congenital heart disease (CHD) have increased the need for diagnostic and interventional procedures. Cumulative radiation risk is a growing concern. MRI-guided interventions are a promising ionizing radiation-free, alternative approach. Purpose: To assess the feasibility of MRI-guided catheterization in young patients with CHD using advanced visualization passive tracking techniques. Study Type: Prospective. Population: A total of 30 patients with CHD referred for MRI-guided catheterization and pulmonary vascular resistance analysis (median age/weight: 4 years / 15 kg). Field Strength/Sequence: 1.5T; partially saturated (pSAT) real-time single-shot balanced steady-state free-precession (bSSFP) sequence. Assessment: Images were visualized by a single viewer on the scanner console (interactive mode) or using a commercially available advanced visualization platform (iSuite, Philips). Image quality for anatomy and catheter visualization was evalu ated by three cardiologists with >5 years’ experience in MRI-catheterization using a 1–5 scale (1, poor, 5, excellent). Cathe ter balloon signal-to-noise ratio (SNR), blood and myocardium SNR, catheter balloon/blood contrast-to-noise ratio (CNR), balloon/myocardium CNR, and blood/myocardium CNR were measured. Procedure findings, feasibility, and adverse events were recorded. A fraction of time in which the catheter was visible was compared between iSuite and the interactive mode. Statistical Tests: T-test for numerical variables. Wilcoxon signed rank test for categorical variables. Results: Nine patients had right heart catheterization, 11 had both left and right heart catheterization, and 10 had single ventricle circulation. Nine patients underwent solely MRI-guided catheterization. The mean score for anatomical visualiza tion and contrast between balloon tip and soft tissue was 3.9 0.9 and 4.5 0.7, respectively. iSuite provided a signifi cant improvement in the time during which the balloon was visible in relation to interactive imaging mode (66 17% vs. 46 14%, P < 0.05)

    Višejezični učenici u londonskim osnovnim školama: politika, praksa i profesionalni razvoj

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    This paper is a summary of a report section produced for LUCIDE (Languages in Urban Contexts: Integration and Diversity in Europe) project and network, funded by the EU Commission Lifelong learning programme 2011–2014, based on the collected primary and secondary data. This summary focuses on multilingualism in mainstream education. The full report addresses multilingualism in several other areas: public, economic, private sphere and urban spaces. It is available on: www.urbanlanguages.eu. Considering the size, population and complexity of London, our specific focus is on one local authority (out of an existing 33): the City of Westminster, geographically the heart of this metropolis. Westminster is in many ways representative of London language trends. It shows some of the most prominent features of multilingualism in London: an extraordinary linguistic variety with a wide distribution of languages, where no one language is dominant. The aim of this research is to gain insights into experiences of multilingual learners in London in regards to: education practice and relevant policies. Primary data was collected by a team of four researchers who consulted 82 professionals relevant to the identified spheres of practice. The methods used were interviews and questionnaires. The sampling was purposive in terms of relevant professions: education, social work, public services, police and finance and business sector professionals. The theoretical framework used to develop our approach is the typology of language use, which distinguishes: symbolic, pragmatic and authoritative language use.Ovaj je članak sažetak izvješća koje je napravljeno za LUCIDE (Languages in Urban Contexts: Integration and Diversity in Europe; Jezici u urbanim kontekstima: integracija i raznolikost u Europi) projekt i mrežu. Projekt je financiran iz Programa Europske unije za cjeloživotno učenje 2011.-2014., temeljem prikupljenih primarnih i sekundarnih podataka. Ovaj se sažetak fokusira na višejezičnost u osnovnoškolskom obrazovanju. Cjelovito izvješće govori o višejezičnosti u nekoliko ostalih područja: javnoj, gospodarskoj, privatnoj sferi te urbanim prostorima (dostupno na: www.urbanlanguages.eu) S obzirom na veličinu, stanovništvo i složenost Londona u radu je posebna pažnja usmjerena na lokalnu jedinicu (od postojeće 33): grad Westminster koji je zemljopisno srce ove metropole. Westminster je na mnogo načina predstavnik jezičnih trendova u Londonu. To pokazuje neke od najistaknutijih obilježja višejezičnosti Londona, kao što je izvanredna lingvistička raznolikost sa širokom rasprostranjenošću jezika, pri čemu niti jedan jezik nije dominantan. Cilj ovog istraživanja je stjecanje uvida u iskustva višejezičnih učenika u Londonu s obzirom na obrazovnu praksu i relevantne politike. Primarne podatke prikupio je tim od četiri istraživača koji su konzultirali 82 stručnjaka relevantna za identificirana područja prakse. Korištene su metode intervjuiranja i anketiranja. Uzorkovanje je svrhovito obuhvaćalo relevantne struke: obrazovanje, socijalni rad, javne službe, policiju i financije te stručnjake iz poslovnog sektora. Teorijski okvir za razvoj ovog pristupa je tipologija uporabe jezika koja razlikuje: simboličku, pragmatičnu i autoritativnu primjenu jezika

    Višejezični učenici u londonskim osnovnim školama: politika, praksa i profesionalni razvoj

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    This paper is a summary of a report section produced for LUCIDE (Languages in Urban Contexts: Integration and Diversity in Europe) project and network, funded by the EU Commission Lifelong learning programme 2011–2014, based on the collected primary and secondary data. This summary focuses on multilingualism in mainstream education. The full report addresses multilingualism in several other areas: public, economic, private sphere and urban spaces. It is available on: www.urbanlanguages.eu. Considering the size, population and complexity of London, our specific focus is on one local authority (out of an existing 33): the City of Westminster, geographically the heart of this metropolis. Westminster is in many ways representative of London language trends. It shows some of the most prominent features of multilingualism in London: an extraordinary linguistic variety with a wide distribution of languages, where no one language is dominant. The aim of this research is to gain insights into experiences of multilingual learners in London in regards to: education practice and relevant policies. Primary data was collected by a team of four researchers who consulted 82 professionals relevant to the identified spheres of practice. The methods used were interviews and questionnaires. The sampling was purposive in terms of relevant professions: education, social work, public services, police and finance and business sector professionals. The theoretical framework used to develop our approach is the typology of language use, which distinguishes: symbolic, pragmatic and authoritative language use.Ovaj je članak sažetak izvješća koje je napravljeno za LUCIDE (Languages in Urban Contexts: Integration and Diversity in Europe; Jezici u urbanim kontekstima: integracija i raznolikost u Europi) projekt i mrežu. Projekt je financiran iz Programa Europske unije za cjeloživotno učenje 2011.-2014., temeljem prikupljenih primarnih i sekundarnih podataka. Ovaj se sažetak fokusira na višejezičnost u osnovnoškolskom obrazovanju. Cjelovito izvješće govori o višejezičnosti u nekoliko ostalih područja: javnoj, gospodarskoj, privatnoj sferi te urbanim prostorima (dostupno na: www.urbanlanguages.eu) S obzirom na veličinu, stanovništvo i složenost Londona u radu je posebna pažnja usmjerena na lokalnu jedinicu (od postojeće 33): grad Westminster koji je zemljopisno srce ove metropole. Westminster je na mnogo načina predstavnik jezičnih trendova u Londonu. To pokazuje neke od najistaknutijih obilježja višejezičnosti Londona, kao što je izvanredna lingvistička raznolikost sa širokom rasprostranjenošću jezika, pri čemu niti jedan jezik nije dominantan. Cilj ovog istraživanja je stjecanje uvida u iskustva višejezičnih učenika u Londonu s obzirom na obrazovnu praksu i relevantne politike. Primarne podatke prikupio je tim od četiri istraživača koji su konzultirali 82 stručnjaka relevantna za identificirana područja prakse. Korištene su metode intervjuiranja i anketiranja. Uzorkovanje je svrhovito obuhvaćalo relevantne struke: obrazovanje, socijalni rad, javne službe, policiju i financije te stručnjake iz poslovnog sektora. Teorijski okvir za razvoj ovog pristupa je tipologija uporabe jezika koja razlikuje: simboličku, pragmatičnu i autoritativnu primjenu jezika

    A systematic review on the clustering and co-occurrence of multiple risk behaviours.

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    BACKGROUND: Risk behaviours, such as smoking and physical inactivity account for up to two-thirds of all cardiovascular deaths, and are associated with substantial increased mortality in many conditions including cancer and diabetes. As risk behaviours are thought to co-occur in individuals we conducted a systematic review of studies addressing clustering or co-occurrence of risk behaviours and their predictors. As the main aim of the review was to inform public health policy in England we limited inclusion to studies conducted in the UK. METHODS: Key databases were searched from 1990 to 2016. We included UK based cross-sectional and longitudinal studies that investigated risk behaviours such as smoking, physical inactivity, unhealthy diet. High heterogeneity precluded meta-analyses. RESULTS: Thirty-seven studies were included in the review (32 cross-sectional and five longitudinal). Most studies investigated unhealthy diet, physical inactivity, alcohol misuse, and smoking. In general adult populations, there was relatively strong evidence of clustering between alcohol misuse and smoking; and unhealthy diet and smoking. For young adults, there was evidence of clustering between sexual risk behaviour and smoking, sexual risk behaviour and illicit drug use, and sexual risk behaviour and alcohol misuse. The strongest associations with co-occurrence and clustering of multiple risk behaviours were occupation (up to 4-fold increased odds in lower SES groups) and education (up to 5-fold increased odds in those with no qualifications). CONCLUSIONS: Among general adult populations, alcohol misuse and smoking was the most commonly identified risk behaviour cluster. Among young adults, there was consistent evidence of clustering found between sexual risk behaviour and substance misuse. Socio-economic status was the strongest predictor of engaging in multiple risk behaviours. This suggests the potential for interventions targeting multiple risk behaviours either sequentially or concurrently particularly where there is evidence of clustering. In addition, there is potential for intervening at the social or environmental level due to the strong association with socio-economic status
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