Chirality is a fundamental property intrinsic to many supramolecular systems.2 Helical assemblies are inherently chiral, regardless of the stereotopic information contained within the individual building blocks.3-5 Metallo-supramolecular helicates, assembled from achiral ligands and metal centers, form racemic mixtures of clockwise and counterclockwise structures in which all the metal centers ...

introduction internationally, the most widely used term to describe the phenomenon of people owning or utilizing some sort of dwelling for recreational and secondary purposes is a second home. throughout the world, many different terms are used to describe second home. however, even if differences in defining the phenomenon do occur, the similarities between the terms and definitions are obviou...

Using a sample of 98 employees working in U.S., India, and China, the study shows that affective and normative commitment are positively related to transformational leadership. Normative commitment is higher in India-China combined than in the U.S. Transformational leadership is positively related to normative commitment in India and China but not in the U.S. and to affective commitment in the ...

The integration of renewable generation and the electrification heating transportation are critical for sustainable energy transition toward net-zero greenhouse gas emissions. These changes require large-scale adoption distributed resources (DERs). Peer-to-peer (P2P) trading has gained attention as a new approach incentivizing uptake coordination DERs, with advantages computational scalability,...

The purpose of the study was to determine concepts that have emerged, grown, or diminished in the field of educational technology in an effort to identify themes that have been most dominant in the most recent times. Emerging themes covering a decade worth of literature as presented in the Educational Technology of Research and Development (ETR&D) were discussed. A content analysis of journal a...

s for Presentations a t the 1993 Annual Meetinq o f the Mycological Society of America Abstracts o f all symposium presentations, posters, and special lectures are noted as such a t the start o f eaeh abstract. Contributed oral resentations are not specifically marked a t the start o f each abstract except with the day an 8 time o f presentation.s o f all symposium presentations, posters, and s...

This study examined the challenges faced by the Pakistani higher education system (HES) in integrating information and communication technology (ICT); it aimed at understanding ICT needs, measuring the increase in ICT demand, determining the relationship between ICT and HES performance, and understanding how the HES copes with the challenges of implementing ICT. The results of these analyses we...

Two overlapping yet distinct sets of developments influence Iran’s position in the Persian Gulf region, one having to do with Islamic Republic’s own policies and other structural factors that are largely beyond control policymakers Tehran. In terms policy, Tehran’s regional relations shaped by a confluence security as well diplomatic priorities. At broadest level, resulting policy output amount...

Groundwater is a vital resource under threat in island communities. Karainagar, 22 km2 island, one of seven islands off the coast Jaffna Northern Sri Lanka, with its population just about 11,000 persons, experiences seasonal water shortage, and salinity groundwater as twin threats impacting on their lives. This paper reports 3-year study (October 2019 to September 2022) map dynamics Karainagar ...