scholarly journals Chemistry in a post-Covid-19 world

2020 ◽  
Author(s):  
Goverdhan Mehta ◽  
Alain Krief ◽  
Henning Hopf ◽  
Stephen A. Matlin

The long-term impacts of global upheaval unleashed by Covid-19 on economic, political, social configurations, trade, everyday life in general, and broader planetary sustainability issues are still unfolding and a full assessment will take some time. However, in the short term, the disruptive effects of the pandemic on health, education, and behaviors and on science and education have already manifested themselves profoundly – and the chemistry arena is also deeply affected. There will be ramifications for many facets of chemistry’s ambit, including how it repositions itself and how it is taught, researched, practiced, and resourced within the rapidly shifting post-Covid-19 contexts. The implications for chemistry are discussed hereunder three broad headings, relating to trends (a) within the field of knowledge transfer; (b) in knowledge application and translational research; and (c) affecting academic/professional life.

2019 ◽  
Vol 14 (12) ◽  
pp. 754-757
Author(s):  
Joshua Allen-Dicker ◽  
Alan M Hall ◽  
Christine Donahue ◽  
Ernie L Esquivel ◽  
Brian Kwan ◽  
...  

Despite rapidly growing interest in Hospital Medicine (HM), no prior research has examined the factors that may be most beneficial or detrimental to candidates during the HM hiring process. We developed a survey instrument to assess how those involved in the HM hiring process assess HM candidate attributes, skills and behaviors. The survey was distributed electronically to nontrainee physician Society of Hospital Medicine members. Respondents ranked the top five qualifications of HM candidates and the top five qualities an HM candidate should demonstrate on interview day to be considered for hiring. In thematic analysis of freeresponse questions, several themes emerged relating to interview techniques and recruitment strategies, including heterogeneous approaches to long-term versus short-term applicants. These findings represent the first published assessment in the area of HM hiring and should inform HM candidates and their mentors.


2020 ◽  
Vol 2 (1) ◽  
pp. 20
Author(s):  
Safitri Safitri

Contraception is defined as the intentional prevention of conception through the use of various devices, sexual practices, chemicals, drugs, or surgical procedures. Contraceptive is device or act whose purpose is to prevent a woman from becoming pregnant. The choice of contraception in Kelurahan Kenali Asam Bawah is dominated by short-term contraception methods (injections and pills by 88%). In addition, there are still couples of childbearing age who do not use contraception by 22.2% on the grounds of not knowing 17.5%, 61.7% uncomfortable, religiously prohibited 16.7% and expensive 4.1%. Health education by trained health workers can increase knowledge and encourage fertile age couples to make decisions in using appropriate and effective contraception. Target outcomes expected are: there is an increased knowledge between before and after counseling, as well as awareness to use contraception. The method used is counseling. The results of dedication are an increase in knowledge of women of childbearing age and awareness to use safer contraceptives, so that community coverage related to long-term contraception is increased.


2000 ◽  
Vol 1 (2) ◽  
pp. 251-255 ◽  
Author(s):  
Falk Reckling

Abstract In his article ``Was bewirkt die Volkswirtschaftslehre?“ Bruno S. Frey has argued that economics and their ideas are not very influential in politics and society. While Frey is mainly focusing his analysis on the short-term impact of economic ideas such as economists in politics and in political advising, this commentary does, however, claim that ideas also have a long-term impact since they form worldviews, perceptions and agenda settings. An analysis must thus take into account how ideas are penetrating everyday life in politics, science, bureaucracy and society.


2006 ◽  
Vol 28 (1) ◽  
pp. 5-9 ◽  
Author(s):  
Nadia Abu-Zahra

War-like conditions arise when war machinery is used to suppress a population, and is distinct from when two states are at war (see Halileh and Giacaman, 2002). Under these conditions, in development theory, the "relief-development" continuum calls for short-term interventions until "post-conflict". Not usually considered a short-term intervention, education is often left out, except for peace education. But what about long-term development, and what about curriculum other than peace education? This paper is about balancing a long term curriculum initiative with emergency initiatives, such as documenting injuries and deaths, and surveying mental health effects. The case study is a Palestinian environmental health education initiative, surrounded by the realities of Israeli military occupation: travel restrictions, military checkpoints, curfews, closures, demolitions, arrests, shootings and bombings. Participant observation and retrospective analysis document a period ranging from January 2000 to January 2005, and concludes that education is far more than the much-promoted conflict mediation—it is an important part of coping under war-like conditions.


2018 ◽  
Vol 37 (1) ◽  
pp. 177-194 ◽  
Author(s):  
Rhys Dafydd Jones

Geographical engagement with religion has grown substantially of late, with many recent studies considering the ‘sacred beyond the officially sacred’. However, many sacred spaces are not used solely for devotion, and there is a need to understand the diversity of sacred spaces, including how they come to be used as such, and the experiences of worshipers using them. Drawing on Lefebvrian notions of diversion and appropriation, I argue that the concepts of contingent and makeshift sacred spaces bring more nuanced and complex understandings of the intertwining of sacrality and profanity in spatial formations. Discussion is grounded in the case study of Muslim worshippers’ sacred spaces in rural western Wales; their relatively small demographic profile means that there is a reliance on short-term arrangements in the absence of long-term, privately owned and controlled sacred spaces. Through precarious access to sacred spaces, local Muslims are reliant on local institutions’ hospitality, and there is little development in the region’s Islamic sacred spaces or claims to space in the region. I conclude by highlighting the significance of the contingent and makeshift to understand sacred spaces, and its place in everyday life.


2010 ◽  
Vol 33 (1) ◽  
pp. 4-7 ◽  
Author(s):  
Michael Agar

The article is a written version of an invited plenary on knowledge transfer for medical practitioners and researchers in Alberta, Canada. The heart of it, as presented and as written here, is that “knowledge transfer” needs to be thought of as knowledge from front line organizational staff and clients transferred to leadership that controls resources and regulations. The argument is based on three cases from health-related settings. The conclusion is that a mix of ethnography and complexity theory can serve as a kind of short-term “clinical” intervention into an organization, but that long-term structural change is required and that is usually more problematic in social services than in the private sector.


2016 ◽  
Vol 39 ◽  
Author(s):  
Mary C. Potter

AbstractRapid serial visual presentation (RSVP) of words or pictured scenes provides evidence for a large-capacity conceptual short-term memory (CSTM) that momentarily provides rich associated material from long-term memory, permitting rapid chunking (Potter 1993; 2009; 2012). In perception of scenes as well as language comprehension, we make use of knowledge that briefly exceeds the supposed limits of working memory.


Author(s):  
D.E. Loudy ◽  
J. Sprinkle-Cavallo ◽  
J.T. Yarrington ◽  
F.Y. Thompson ◽  
J.P. Gibson

Previous short term toxicological studies of one to two weeks duration have demonstrated that MDL 19,660 (5-(4-chlorophenyl)-2,4-dihydro-2,4-dimethyl-3Hl, 2,4-triazole-3-thione), an antidepressant drug, causes a dose-related thrombocytopenia in dogs. Platelet counts started to decline after two days of dosing with 30 mg/kg/day and continued to decrease to their lowest levels by 5-7 days. The loss in platelets was primarily of the small discoid subpopulation. In vitro studies have also indicated that MDL 19,660: does not spontaneously aggregate canine platelets and has moderate antiaggregating properties by inhibiting ADP-induced aggregation. The objectives of the present investigation of MDL 19,660 were to evaluate ultrastructurally long term effects on platelet internal architecture and changes in subpopulations of platelets and megakaryocytes.Nine male and nine female beagle dogs were divided equally into three groups and were administered orally 0, 15, or 30 mg/kg/day of MDL 19,660 for three months. Compared to a control platelet range of 353,000- 452,000/μl, a doserelated thrombocytopenia reached a maximum severity of an average of 135,000/μl for the 15 mg/kg/day dogs after two weeks and 81,000/μl for the 30 mg/kg/day dogs after one week.


2020 ◽  
Vol 29 (4) ◽  
pp. 710-727
Author(s):  
Beula M. Magimairaj ◽  
Naveen K. Nagaraj ◽  
Alexander V. Sergeev ◽  
Natalie J. Benafield

Objectives School-age children with and without parent-reported listening difficulties (LiD) were compared on auditory processing, language, memory, and attention abilities. The objective was to extend what is known so far in the literature about children with LiD by using multiple measures and selective novel measures across the above areas. Design Twenty-six children who were reported by their parents as having LiD and 26 age-matched typically developing children completed clinical tests of auditory processing and multiple measures of language, attention, and memory. All children had normal-range pure-tone hearing thresholds bilaterally. Group differences were examined. Results In addition to significantly poorer speech-perception-in-noise scores, children with LiD had reduced speed and accuracy of word retrieval from long-term memory, poorer short-term memory, sentence recall, and inferencing ability. Statistically significant group differences were of moderate effect size; however, standard test scores of children with LiD were not clinically poor. No statistically significant group differences were observed in attention, working memory capacity, vocabulary, and nonverbal IQ. Conclusions Mild signal-to-noise ratio loss, as reflected by the group mean of children with LiD, supported the children's functional listening problems. In addition, children's relative weakness in select areas of language performance, short-term memory, and long-term memory lexical retrieval speed and accuracy added to previous research on evidence-based areas that need to be evaluated in children with LiD who almost always have heterogenous profiles. Importantly, the functional difficulties faced by children with LiD in relation to their test results indicated, to some extent, that commonly used assessments may not be adequately capturing the children's listening challenges. Supplemental Material https://doi.org/10.23641/asha.12808607


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