Morphological zinc stannate: synthesis, fundamental properties and applications

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.


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.


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

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.


2014 ◽  
Vol 1065-1069 ◽  
pp. 1710-1713
Author(s):  
Li Zhi Han ◽  
Si Li Li

This paper discusses Radio Frequency Identification (RFID) technology and its potential applications in the asphalt pavement construction industry. RFID technology offers wireless communication between RFID tags and readers. These fundamental properties eliminate manual data entry and introduce the potential for automated processes to increase project productivity, construction safety, and project cost efficiency. Construction contractors, owners, and material suppliers that believe technology can further develop methods and processes in construction should feel obligated to participate in RFID studies for the advancement of the construction industry as a whole.


Molecules ◽  
2021 ◽  
Vol 26 (21) ◽  
pp. 6485
Author(s):  
Hussein A. Miran ◽  
Zainab N. Jaf ◽  
Mohammednoor Altarawneh ◽  
Zhong-Tao Jiang

Rare earth metal oxides (REMOs) have gained considerable attention in recent years owing to their distinctive properties and potential applications in electronic devices and catalysts. Particularly, cerium dioxide (CeO2), also known as ceria, has emerged as an interesting material in a wide variety of industrial, technological, and medical applications. Ceria can be synthesized with various morphologies, including rods, cubes, wires, tubes, and spheres. This comprehensive review offers valuable perceptions into the crystal structure, fundamental properties, and reaction mechanisms that govern the well-established surface-assisted reactions over ceria. The activity, selectivity, and stability of ceria, either as a stand-alone catalyst or as supports for other metals, are frequently ascribed to its strong interactions with the adsorbates and its facile redox cycle. Doping of ceria with transition metals is a common strategy to modify the characteristics and to fine-tune its reactive properties. DFT-derived chemical mechanisms are surveyed and presented in light of pertinent experimental findings. Finally, the effect of surface termination on catalysis by ceria is also highlighted.


Nanoscale ◽  
2017 ◽  
Vol 9 (32) ◽  
pp. 11357-11404 ◽  
Author(s):  
Shaodong Sun ◽  
Pengju Li ◽  
Shuhua Liang ◽  
Zhimao Yang

In this review, we highlight the important progress made in the diversified Cu2−xS micro-/nanostructures, including synthesis strategies, formation mechanisms, functional modifications and potential applications. Several emerging issues and perspective are also given.


Metals ◽  
2019 ◽  
Vol 9 (2) ◽  
pp. 121 ◽  
Author(s):  
Liang Chen ◽  
Qian Wang ◽  
Wugui Jiang ◽  
Haoran Gong

First-principles calculation was used to systematically investigate hydrogen solubility in Pd3Ag phases. It was found that the solubility of hydrogen in Pd3Ag phases was much greater than in face-centered cubic (FCC) Pd, suggesting that Ag atoms enhanced hydrogen solubility with respect to FCC Pd. In addition, the present calculation also revealed that the anti-site defect formation enthalpies of Pd3Ag were close to zero, and the values of vacancy were positive and large, which indicated that Pd3Ag distributed compactly. In the process of hydrogen separation, anti-site defects decreased the hydrogen solubility in the Pd3Ag phases, i.e., the ordered Pd3Ag phases bestowed excellent properties of H selectivity. The results presented not only explore the fundamental properties of Pd3Ag phases and their various potential applications, but also agree with experimental observations reported in the literature.


Synlett ◽  
2020 ◽  
Vol 31 (20) ◽  
pp. 1957-1961 ◽  
Author(s):  
Gang Zhang

Bowl-shaped molecules, which can be viewed as fragments of fullerenes, have been extensively studied owing to their interesting fundamental properties derived from their unique geometry, and the possibilities for their further functionalization, with potential applications in the field of materials science. Most of the reported concave compounds are based on corannulene or sumanene, the simplest representative fullerene subunits possessing isolated pentagons. Syntheses of concave molecules bearing adjacent pentagons have rarely been reported. Inspired by the structure of N-heterotriangulene, the construction of bowl-shaped compounds containing two fused pentagons and a central nitrogen atom is discussed. Further surface extension of such concave molecules can result in the formation of boat-shaped compounds containing embedded double isolated nitrogen atoms.


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