Hollow CuxO (x = 2, 1) micro/nanostructures: synthesis, fundamental properties and applications

CrystEngComm ◽  
2017 ◽  
Vol 19 (42) ◽  
pp. 6225-6251 ◽  
Author(s):  
Shaodong Sun ◽  
Qing Yang ◽  
Shuhua Liang ◽  
Zhimao Yang

In this review, we comprehensively summarize the important advances in hollow CuxO micro/nanostructures, including the universal synthesis strategies, the interfacial Cu–O atomic structures as well as the intrinsic properties, and potential applications. Remarks on emerging issues and promising research directions are also discussed.

2017 ◽  
Vol 5 (39) ◽  
pp. 20534-20560 ◽  
Author(s):  
Shaodong Sun ◽  
Shuhua Liang

In this review, we highlight the significant advancements in morphological zinc stannate (ZnSnO3 and Zn2SnO4) micro/nanostructures, including synthetic strategies, fundamental properties and potential applications. Several emerging issues and prospective are also discussed.


Nanoscale ◽  
2017 ◽  
Vol 9 (30) ◽  
pp. 10544-10578 ◽  
Author(s):  
Shaodong Sun ◽  
Shuhua Liang

In this review, we selectively summarize the recent advances in mesoporous g-C3N4(mpg-C3N4), including synthesis strategies, characterization techniques, fundamental properties, functional modifications and potential applications. Several difficulties and emerging issues are also proposed.


2018 ◽  
Vol 6 (40) ◽  
pp. 10672-10686 ◽  
Author(s):  
Qing Zhang ◽  
Huanli Dong ◽  
Wenping Hu

This article places special focus on the recent research progress of the EP method in synthesizing CPs. In particular, their potential applications as 2D CPs are summarized, with a basic introduction of the EP method, its use in synthesizing CPs as well as the promising applications of the obtained CPs in different fields. Discussions of current challenges in this field and future research directions are also given.


Elements ◽  
2021 ◽  
Vol 17 (3) ◽  
pp. 155-160 ◽  
Author(s):  
Nancy L. Ross ◽  
David R. Cole

The fundamental properties of the neutron make it a powerful tool for Earth science investigations because neutrons provide information that cannot be obtained by any other research method. This is because neutrons are magnetically sensitive, nondestructive, and sensitive to the lighter elements, such as hydrogen. They provide a unique, nondestructive method for obtaining information ranging from Ångstrom-scale atomic structures (and related motions) to micron-scale material strain, stress, and texture, and even up to meso-scale porous matrices and defects in materials and functional components. In this article, we introduce neutrons and their unique properties, neutron production and sources, and provide an overview of the different types of neutron methods applicable to the Earth sciences.


Author(s):  
Jo Cranwell ◽  
Xu Sun ◽  
David Golightly ◽  
Genovefa Kefalidou ◽  
Benjamin Bedwell ◽  
...  

Mobile device-based data capture studies have potential as contextual data collection methods to address the limitations of the traditional paper-based diary method. The ever-evolving computing power of mobile phones broadens the potential applications of such methods in novel and interesting ways. While there have been a number of studies that demonstrate the power of the mobile device-based diary approach, there is less known about participants' experience of such studies. This chapter presents five case studies to bring together user experiences of participating in mobile data capture studies and evaluates how this can be fed into the future study design.


2016 ◽  
Vol 11 (2) ◽  
Author(s):  
Sanshui Xiao ◽  
Xiaolong Zhu ◽  
Bo-Hong Li ◽  
N. Asger Mortensen

Author(s):  
Rachel S Rauvola ◽  
Cort W Rudolph ◽  
Lena K Ebbert ◽  
Hannes Zacher

Abstract Person–environment (PE) fit, a broad constellation of constructs related to an individual’s congruence with their work environment, is of great interest to research and practice given its implications for positive work outcomes and sustainable employment. Informed by a life-span perspective, particularly socioemotional selectivity theory, the present studies investigated potential age-conditional effects of PE fit types (person–job [PJ], person–group [PG], and person–organization [PO] fit) on work satisfaction. In two studies, a policy-capturing approach was used in which participants read a series of work scenario vignettes and then rated their hypothetical work satisfaction in these scenarios. In Study 1, these cues varied by fit type and levels of fit (i.e., low, medium, high), while in Study 2, they varied by fit type and level in addition to goal type (i.e., socioemotional, instrumental). It was expected that PJ fit would be more important for work satisfaction of relatively younger participants and PO fit would be more important for relatively older participants; potential age-conditional PG effects were explored as well. Findings provided support for the assumption that PO fit is more important for older individuals’ work satisfaction, while PJ and PG fit manifested mixed results; moreover, we did not find significant effects of goal type as anticipated in Study 2. These results are interpreted in light of existing theory, and future research directions and potential applications are discussed.


1997 ◽  
Vol 06 (04) ◽  
pp. 665-695 ◽  
Author(s):  
Philippe Collard ◽  
Cathy Escazut ◽  
Alessio Gaspar

Many real-world problems involve measures of objectives that may be dynamically optimized. The application of evolutionary algorithms, such as genetic algorithms, in time dependent optimization is currently receiving growing interest as potential applications are numerous ranging from mobile robotics to real time process command. Moreover, constant evaluation functions skew results relative to natural evolution so that it has become a promising gap to combine effectiveness and diversity in a genetic algorithm. This paper features both theoretical and empirical analysis of the behavior of genetic algorithms in such an environment. We present a comparison between the effectivenss of traditional genetic algorithm and the dual genetic algorithm which has revealed to be a particularly adaptive tool for optimizing a lot of diversified classes of functions. This comparison has been performed on a model of dynamical environments which characteristics are analyzed in order to establish the basis of a testbed for further experiments. We also discuss fundamental properties that explain the effectiveness of the dual paradigm to manage dynamical environments.


2016 ◽  
Vol 04 (01) ◽  
pp. 97-116 ◽  
Author(s):  
Daizhan Cheng ◽  
Ting Liu

This paper gives a comprehensive introduction to logical control systems (LCSs), including its history, the logical background, the expression, the fundamental mathematical tool, and the analyzing method. Particularly, it is emphasized on the major achievements on logical dynamic systems (LDSs) and their control theory in last few years, consisting of (i) the topological structure of LDSs; (ii) controllability, observability, stability and stabilization, disturbance decoupling, optimal control, identification of logical (control) systems; (iii) the extension of the results about Boolean systems to k-valued and mix-valued logical (control) systems. These results form the foundation of logical control system theory (LCST). In addition, the concepts, notations, and the fundamental method/tool have been formally normalized. Some current developments of LCST and its applications or potential applications are discussed in detail. Some open problems and possible research directions are introduced.


2014 ◽  
Vol 10 (7) ◽  
pp. 20140336 ◽  
Author(s):  
Sara M. Lewis ◽  
Karim Vahed ◽  
Joris M. Koene ◽  
Leif Engqvist ◽  
Luc F. Bussière ◽  
...  

Uniquely positioned at the intersection of sexual selection, nutritional ecology and life-history theory, nuptial gifts are widespread and diverse. Despite extensive empirical study, we still have only a rudimentary understanding of gift evolution because we lack a unified conceptual framework for considering these traits. In this opinion piece, we tackle several issues that we believe have substantively hindered progress in this area. Here, we: (i) present a comprehensive definition and classification scheme for nuptial gifts (including those transferred by simultaneous hermaphrodites), (ii) outline evolutionary predictions for different gift types, and (iii) highlight some research directions to help facilitate progress in this field.


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