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Sizeable number of stellar-mass black holes (BHs) in globular clusters (GCs) can strongly influence the dynamical evolution and observational properties of their host cluster. Using results from a large set of numerical simulations, we identify the key ingredients needed to sustain a sizeable population of BHs in GCs up to a Hubble time. We find that while BH natal kick prescriptions are essential
We investigate the dissolution process of star clusters embedded in an external tidal field and harboring a subsystem of stellar-mass black hole. For this purpose we analyzed the MOCCA models of real star clusters contained in the Mocca Survey Database I. We showed that the presence of a stellar-mass black hole subsystem in tidally filling star cluster can lead to abrupt cluster dissolution connec
Plastics contribute the most to the ever-growing buildup of pollution in Earth’s water bodies. In the aquatic environment, plastic essentially exists in multiple forms before and following passage to nature depending on its synthetic pathway and succeeding degree of fragmentation or degradation, and includes bulk material, as well as nanosized particles. It is of utmost importance to understand th
Two binary biodegradable Mg-alloys and one ternary biodegradable Mg-alloy (Mg-0.3Ca, Mg-5Zn and Mg-5Zn-0.3Ca, all in wt%) were investigated. Surface-sensitive X-ray photoelectron spectroscopy analyses (XPS) of the alloy surfaces before and after immersion in simulated body fluid (SBF) were performed. The XPS analysis of the samples before the immersion in SBF revealed that the top layer of the all
Tuberculosis, is caused by various strains of Mycobacteria, and specifically the one by Mycobacterium tuberculosis needs effective treatment. Administration of antibiotics fails owing to multi-drug resistant capability of Mycobacterium. Traditional methods for the identification of a potential drug take time and require huge investment The present study was focused on virtual screening to identify
The ecological impact of artificial light at night (ALAN) on phenological events such as reproductive timing is increasingly recognized. In birds, previous experiments under controlled conditions showed that ALAN strongly advances gonadal growth, but effects on egg-laying date are less clear. In particular, effects of ALAN on timing of egg laying are found to be year-dependent, suggesting an inter
Joachim Östlund undersöker de begrepp, berättelser och metaforer om krig som den svenska statsmakten använde sig av när den vände sig till folket genom de så kallade böndagsplakaten. Det handlar alltså om varierande representationer av krig i en specifik genre av material, över lång tidsaxel. Böndagsplakaten lästes alltsedan 1500-talet upp från predikostolarna och fungerade, tillsammans med övriga
Agnes von Krusenstjerna skrev ett brev till Birger Sjöberg (trol. 1926), där hon tackade för Kriser och kransar (1926. Det finns stora likheter mellan de båda författarskapen,främst i det att båda tematiserar det omedvetnas, ssk driftens roll i konst och samhälle, men också i det att båda gestaltar sinnesjukdom, själsliga sammanbrott. Båda drömmer om en försoning av drift och ande, och båda visar
We argue that there is a need for a more elaborate and sophisticated discussion of if, and then how, the public library fulfils its social role to con- tribute to democracy. Therefore, we have formed the Lund Critical Library Studies group with a shared interest of contributing to a more nuanced and rich discussion about public libraries. This allows us to engage in discussions on how the library
Årsboken ger en inblick i delar av den forskning kring socialt arbete med barn som sker vid Socialhögskolan. Den ger också en kort introduktion till verksamheten vid Socialhögskolan.
This paper discusses rock art in southern Scandinavia as a multisensory format, where both sight and touch would have contributed to the comprehension of the images. From a structural semiotic point of view, we suggest that rock art can be construed as an organised set of features, such as visual and tactile elements, organised into heterogeneous unities with dynamic relations between elements tha
The importance of networking is often emphasized in higher education teaching and learning. In this article we discuss significant networks and their impact on pedagogical development. We also share our experience of working in different kinds of networks. We focus on a Nordic project with the aim to develop digital learning objects in co-creation between librarians, students and teachers.
