scholarly journals On the power of spontaneous collisions: preserving culture and effectiveness in the pandemic

BMJ Leader ◽  
2021 ◽  
pp. leader-2021-000447
Author(s):  
James K Stoller

In the pivot to virtual interaction imposed by the coronavirus pandemic, some benefits have been realised, for example, time savings from avoiding commuting, the efficiency of back-to-back virtual meetings, needing to dress only from the waist up for work and so on. Yet, we also experience significant loss when our interactions are largely confined to being virtual. Specifically, spontaneous interactions between colleagues, what might be called ‘collisions,’ and their benefits are lost. Such collisions occur, for example, when we bump into a colleague while walking to or from a meeting and so on. These collisions are the nexus for maintaining connectivity between colleagues and can be a forum for creative exchanges that may lead to innovation and enhanced organisational effectiveness. Citing the experience of ‘bootlegging’ of time as a feature of organisations that thrive on innovation, this commentary discusses the value of spontaneous collisions in the healthcare environment. Given the persistence of virtual interaction throughout the pandemic and likely, to at least some extent thereafter, countermeasures to preserve spontaneous interaction in a virtual world and to maintain connectivity among colleagues are proposed. Awareness of the threats posed by a fully virtual experience and of these countermeasures are useful leadership attributes.

Author(s):  
Rajalakshmi Kanagavel ◽  
Chandrasekharan Velayutham

In today’s world where Internet has experienced tremendous growth, social networking sites have become highly significant in peoples’ lives. This comparative study between India and the Netherlands will concentrate on youngsters more precisely college going students in Chennai and Maastricht. The research explores how college students create identity for themselves in the virtual world and how they relate to others online. It will analyze the cultural differences from the youth perspective in both the countries and discuss whether social networking sites isolate youngsters from the society or help them to build relationships; the participation in these sites is also explored. Survey technique, interview, and online observation were the research methods used. Findings show that Indian students spend more time in these sites than Dutch students and Dutch students participate more actively than Indian students. It was also found that virtual interaction taking place in these sites is just a supplement to real life interaction.


2018 ◽  
Vol 6 (1) ◽  
Author(s):  
Indrianti Azhar

The study is titled " Virtual Interaction of Teen on Social Media". The purpose of this study was to find out the meaning of Facebook social media for adolescents as a medium of communication in the virtual world, how teenagers express themselves through social media and show the symbol of virtual interacting contemporary teen-age.  The theory in this study is the symbolic interaction with the methodology of virtual ethnography. Techniques of determining informants using snowball technique that is through the recommendation of facebook users among adolescents aged 15-18 Years in Cilegon City. Data collection techniques are done by direct observation, in-depth interviews, and documentation. While virtual ethnographic observations are done online and offline. Online observations of researchers interact with resource persons in social media, offline researchers face to face with sources. Triangulation of sources is used in the technique of data validity. The results of this study's first teenage interpreting Facebook as an entertainment, interaction and media interaction in the virtual world. Second, teenagers can express themselves through the status update activity with slang, upload photos with "contemporary" pose and intensity of interaction by chatting to forget the time, and the dependence of updates in social media facebook.


1999 ◽  
Vol 8 (4) ◽  
pp. 469-473 ◽  
Author(s):  
Jeffrey S. Pierce ◽  
Randy Pausch ◽  
Christopher B. Sturgill ◽  
Kevin D. Christiansen

For entertainment applications, a successful virtual experience based on a head-mounted display (HMD) needs to overcome some or all of the following problems: entering a virtual world is a jarring experience, people do not naturally turn their heads or talk to each other while wearing an HMD, putting on the equipment is hard, and people do not realize when the experience is over. In the Electric Garden at SIGGRAPH 97, we presented the Mad Hatter's Tea Party, a shared virtual environment experienced by more than 1,500 SIGGRAPH attendees. We addressed these HMD-related problems with a combination of back story, see-through HMDs, virtual characters, continuity of real and virtual objects, and the layout of the physical and virtual environments.


2014 ◽  
Vol 2014 ◽  
pp. 1-20 ◽  
Author(s):  
Athanasios Christopoulos ◽  
Marc Conrad ◽  
Mitul Shukla

The main aim of this study is to form a complete taxonomy of the types of interactions that relate to the use of a virtual world for engaging learning experiences, when blended and hybrid learning methods are to be used. In order to investigate this topic more accurately and effectively, we distinguish four dimensions of interactions based on the context in which these occur, and the involved parts: in-world and in-class, user-to-user and user-to-world interactions. In order to conduct investigation into this topic and form a view of the interactions as clear as possible, we observed a cohort of 15 undergraduate Computer Science students while using an OpenSim-based institutionally hosted virtual world. Moreover, we ran a survey where 50 students were asked to indicate their opinion and feelings about their in-world experience. The results of our study highlight that educators and instructors need to plan their in-world learning activities very carefully and with a focus on interactions if engaging activities are what they want to offer their students. Additionally, it seems that student interactions with the content of the virtual world and the in-class student-to-student interactions, have stronger impact on students’ engagement when hybrid methods are used.


2021 ◽  
Vol 6 (3(16)) ◽  
pp. 457-480
Author(s):  
Edina Nikšić Rebihić ◽  
Amina Smajović

With the development of technologies, virtual interaction contributes to the stronger virtual socialization of young people. This paper aims to examine how the virtual world influences the identity of young people. In the introduction, we reviewed the studies that dealt with virtual socialization, and then we presented a brief empirical insight into today’s socialization of young people from 14 to 21 years of age. With the questionnaire, we tried to examine the “quality” of virtual socialization in the lives of young people. The tasks of our research are focused on questioning the values that young people adopt through virtual socialization, an assessment of the “image of their own” that is in the virtual world, and the compatibility of the virtual identity with the one built in the family and peer environment. Respondents expressed views that their lives matched a life that points to social networks, while they felt that their peers did not live a life that they sought to portray on social networks. The results showed that they feel more secure in online communication than in life. Also, opinions are that the values they adopt are influenced by public opinion, etc. We can conclude that educating youths about the virtual world should be in several directions: actuality, truthfulness, privacy, and freedom.


Author(s):  
L'. Smrčok

AbstractCrystal structures of highly ordered triclinic kaolinite, cubic hexamethylentetramine and a part of the structure of monoclinic rare sugar were refined by Rietveld method using wavelet compressed sets of intensities. Compression of intensities sets was accomplished by a discrete wavelet transform (DWT). It was found that accuracy of refined positional parameters did not change significantly even if the compression ratio reached 8:1. Similarly, quantitative phase analysis done by Rietveld method provided very close estimates of phase composition for compression ratios 2:1 and 4:1.Application of DWT compressed data led to time savings approaching 50–60% without significant loss of information. This procedure may accelerate molecular modelling based on powder data, or speed up introductory steps of Rietveld refinements with extensive data/parameters sets.


2021 ◽  
Vol 43 (3) ◽  
pp. 2-3
Author(s):  
Neil Burford

Abstract On behalf of the Organizing Committee for IUPAC|CCCE 2021, I am delighted to invite you to the 51st IUPAC General Assembly (GA) and 48th World Chemistry Congress (WCC), in conjunction with the 104th Canadian Chemistry Conference and Exhibition (CCCE). The IUPAC|CCCE 2021 events will be hosted by the Canadian Society for Chemistry (CSC), the Canadian National Committee for IUPAC (CNC-IUPAC) and the National Research Council Canada (NRC). Canada has previously hosted the IUPAC GA & WCC in Vancouver (1981) and Ottawa (2003). The original plans for IUPAC|CCCE 2021 were for the events to take place in Montréal, QC, Canada, 13-20 August 2021. Unfortunately, as travel to Montréal are impeded by the global pandemic, all events associated with IUPAC|CCCE 2021 will occur virtually. As chemical sciences professionals, we know conferences are a key venue for professional development, networking, and scientific advancement, and we will work to ensure that these principles stand true for the virtual event as well. While not a replacement for in-person events, this new endeavour will synthesize the best of our in-person events, with the convenience and accessibility of a virtual event. Beyond that, a virtual experience provides unique opportunities to engage a global audience, reach more young professionals, reduce our environmental impact, and stay safe.


2018 ◽  
Vol 38 ◽  
pp. 01055
Author(s):  
Lucheng Cao ◽  
Wu Xu ◽  
Ke Li ◽  
Chunjie Jin ◽  
Ying Su ◽  
...  

Traditional residence is the continuation of intangible cultural heritage and the primitive soil for development. At present, the protection and inheritance of traditional villages have been impacted by the process of modernization, and the phenomenon of assimilation is very serious. This article takes the above questions as the breakthrough point, and then analyzes why and how to use virtual reality technology to better solve the above problems, and take the Yunnan Diqing Tibetan traditional dwellings as the specific example to explore. First, using VR technology, with real images and sound, the paper simulate a near real virtual world. Secondly, we collect a large amount of real image information, and make the visualization model of building by using 3DMAX software platform, UV Mapping and Rendering optimization. Finally, the Vizard virtual reality development platform was used to establish the roaming system and realize the virtual interaction. The roaming system was posted online so that overcome the disadvantages of not intuitive and low capability of interaction, and these new ideas can give a whole new meaning in the protection projects of the cultural relic buildings. At the same time, visitors could enjoy the "Dian-style" architectural style and cultural connotation of dwelling house in Diqing Yunnan.


1988 ◽  
Vol 102 ◽  
pp. 107-110
Author(s):  
A. Burgess ◽  
H.E. Mason ◽  
J.A. Tully

AbstractA new way of critically assessing and compacting data for electron impact excitation of positive ions is proposed. This method allows one (i) to detect possible printing and computational errors in the published tables, (ii) to interpolate and extrapolate the existing data as a function of energy or temperature, and (iii) to simplify considerably the storage and transfer of data without significant loss of information. Theoretical or experimental collision strengths Ω(E) are scaled and then plotted as functions of the colliding electron energy, the entire range of which is conveniently mapped onto the interval (0,1). For a given transition the scaled Ω can be accurately represented - usually to within a fraction of a percent - by a 5 point least squares spline. Further details are given in (2). Similar techniques enable thermally averaged collision strengths upsilon (T) to be obtained at arbitrary temperatures in the interval 0 < T < ∞. Application of the method is possible by means of an interactive program with graphical display (2). To illustrate this practical procedure we use the program to treat Ω for the optically allowed transition 2s → 2p in ArXVI.


Author(s):  
K. Cowden ◽  
B. Giammara ◽  
T. Devine ◽  
J. Hanker

Plaster of Paris (calcium sulfate hemihydrate, CaSO4. ½ H2O) has been used as a biomedical implant material since 1892. One of the primary limiting factors of these implants is their mechanical properties. These materials have low compressive and tensile strengths when compared to normal bone. These are important limiting factors where large biomechanical forces exist. Previous work has suggested that sterilization techniques could affect the implant’s strength. A study of plaster of Paris implant mechanical and physical properties to find optimum sterilization techniques therefore, could lead to a significant increase in their application and promise for future use as hard tissue prosthetic materials.USG Medical Grade Calcium Sulfate Hemihydrate Types A, A-1 and B, were sterilized by dry heat and by gamma radiation. Types A and B were additionally sterilized with and without the setting agent potassium sulfate (K2SO4). The plaster mixtures were then moistened with a minimum amount of water and formed into disks (.339 in. diameter x .053 in. deep) in polyethylene molds with a microspatula. After drying, the disks were fractured with a Stokes Hardness Tester. The compressive strengths of the disks were obtained directly from the hardness tester. Values for the maximum tensile strengths σo were then calculated: where (P = applied compression, D = disk diameter, and t = disk thickness). Plaster disks (types A and B) that contained no setting agent showed a significant loss in strength with either dry heat or gamma radiation sterilization. Those that contained potassium sulfate (K2SO4) did not show a significant loss in strength with either sterilization technique. In all comparisons (with and without K2SO4 and with either dry heat or gamma radiation sterilization) the type B plaster had higher compressive and tensile strengths than that of the type A plaster. The type A-1 plaster however, which is specially modified for accelerated setting, was comparable to that of type B with K2SO4 in both compressive and tensile strength (Table 1).


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