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Grant support

This project is supported by The Leverhulme Trust Early Career Fellowship funding under awards number ECF-2021-657. GZ and NF are grateful to the the Engineering and Physical Sciences Research Council for funding through grant EP/V008692/1. We acknowledge Dr Christopher Markwell from Northumbria University for setting up the potentiostat.

Impact on the Sustainable Development Goals (SDGs)

Analysis of institutional authors

Longo, GiuliaAuthor
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Article

Effect of metal dopants on the electrochromic performance of hydrothermally-prepared tungsten oxide materials

Publicated to:Rsc Advances. 13 (50): 35457-35467 - 2023-11-30 13(50), DOI: 10.1039/d3ra06018g

Authors: Thummavichai, Kunyapat; Nguyen, Thi Hai Quyen; Longo, Giulia; Qiang, Dayuan; Zoppi, Guillaume; Schlettwein, Derck; Maiello, Pietro; Fleck, Nicole; Wang, Nannan; Zhu, Yanqiu

Affiliations

Guangxi Univ, Sch Resources Environm & Mat, State Key Lab Featured Met Mat & Life cycle Safety, Nanning 530004, Peoples R China - Author
Justus Liebig Univ, Inst Appl Phys, Ctr Mat Res ZfM LaMa, D-35392 Giessen, Germany - Author
Northumbria Univ, Dept Math Phys & Elect Engn, Newcastle NE1 8ST, England - Author
Univ Exeter, Coll Engn Math & Phys Sci, Exeter EX4 4QF, England - Author
Univ Surrey, Sch Mech Engn Sci, Guildford GU2 7XH, Surrey, England - Author
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Abstract

Electrochromic (EC) glass has the potential to significantly improve energy efficiency in buildings by controlling the amount of light and heat that the building exchanges with its exterior. However, the development of EC materials is still hindered by key challenges such as slow switching time, low coloration efficiency, short cycling lifetime, and material degradation. Metal doping is a promising technique to enhance the performance of metal oxide-based EC materials, where adding a small amount of metal into the host material can lead to lattice distortion, a variation of oxygen vacancies, and a shorter ion transfer path during the insertion and de-insertion process. In this study, we investigated the effects of niobium, gadolinium, and erbium doping on tungsten oxide using a single-step solvothermal technique. Our results demonstrate that both insertion and de-insertion current density of a doped sample can be significantly enhanced by metal elements, with an improvement of about 5, 4 and 3.5 times for niobium, gadolinium and erbium doped tungsten oxide, respectively compared to a pure tungsten oxide sample. Moreover, the colouration efficiency increased by 16, 9 and 24% when doping with niobium, gadolinium and erbium, respectively. These findings suggest that metal doping is a promising technique for improving the performance of EC materials and can pave the way for the development of more efficient EC glass for building applications. We investigated the effects of niobium, gadolinium and erbium doping on tungsten oxide using a single-step solvothermal technique. The findings suggest that metal doping can significantly advance electrochromic glass technology, potentially transforming energy efficiency in buildings.

Keywords
Affordable and clean energy

Quality index

Bibliometric impact. Analysis of the contribution and dissemination channel

The work has been published in the journal Rsc Advances due to its progression and the good impact it has achieved in recent years, according to the agency Scopus (SJR), it has become a reference in its field. In the year of publication of the work, 2023, it was in position , thus managing to position itself as a Q1 (Primer Cuartil), in the category Chemical Engineering (Miscellaneous).

Independientemente del impacto esperado determinado por el canal de difusión, es importante destacar el impacto real observado de la propia aportación.

Según las diferentes agencias de indexación, el número de citas acumuladas por esta publicación hasta la fecha 2025-05-06:

  • Open Alex: 4
  • WoS: 3
  • Scopus: 4
  • Europe PMC: 1
Impact and social visibility

From the perspective of influence or social adoption, and based on metrics associated with mentions and interactions provided by agencies specializing in calculating the so-called "Alternative or Social Metrics," we can highlight as of 2025-05-06:

  • The use of this contribution in bookmarks, code forks, additions to favorite lists for recurrent reading, as well as general views, indicates that someone is using the publication as a basis for their current work. This may be a notable indicator of future more formal and academic citations. This claim is supported by the result of the "Capture" indicator, which yields a total of: 8 (PlumX).

It is essential to present evidence supporting full alignment with institutional principles and guidelines on Open Science and the Conservation and Dissemination of Intellectual Heritage. A clear example of this is:

  • The work has been submitted to a journal whose editorial policy allows open Open Access publication.
Continuing with the social impact of the work, it is important to emphasize that, due to its content, it can be assigned to the area of interest of ODS 7 - Ensure access to affordable, reliable, sustainable and modern energy for all, with a probability of 88% according to the mBERT algorithm developed by Aurora University.
Leadership analysis of institutional authors

This work has been carried out with international collaboration, specifically with researchers from: China; Germany; United Kingdom.