July 17, 2020
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Single phase alpha-plane MgZnO epilayers for UV optoelectronics: substitutional behaviour of Mg at large contents

Publicated to: CRYSTENGCOMM. 14 (5): 1637-1640 - 2012-03-07 14(5), DOI: 10.1039/c2ce06315h

Authors:

Redondo-Cubero, A; Hierro, A; Chauveau, JM; Lorenz, K; Tabares, G; Franco, N; Alves, E; Muñoz, E
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Affiliations

Ctr Rech HeteroEpitaxie & Ses Applicat CRHEA CNRS, F-06560 Valbonne Sophia Antipoli, France - Author
Inst Tecnol & Nucl, P-2686953 Sacavem, Portugal - Author
Univ Politecn Madrid, Inst Sistemas Optoelect & Microtecnol, E-28040 Madrid, Spain - Author
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Abstract

High quality 1 mu m thick a-plane MgxZn1-xO layers were produced by molecular beam epitaxy with Mg contents higher than 50%. Resonant Rutherford backscattering spectrometry combined with ion channeling revealed a uniform growth in both composition and atomic order. The lattice-site location of Mg, Zn and O elements was determined independently, proving the substitutional behaviour of Mg in Zn-sites of the wurtzite lattice. X-Ray diffraction pole figure analysis also confirms the absence of phase separation. Optical properties at such high Mg contents were studied in Schottky photodiodes.
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Keywords

AlloysBand-gapLocationMgxzn1-xoMolecular-beam epitaxySimulation

Quality index

Bibliometric impact. Analysis of the contribution and dissemination channel

The work has been published in the journal CRYSTENGCOMM due to its progression and the good impact it has achieved in recent years, according to the agency WoS (JCR), it has become a reference in its field. In the year of publication of the work, 2012, it was in position 33/152, thus managing to position itself as a Q1 (Primer Cuartil), in the category Chemistry, Multidisciplinary.

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 2026-04-25:

  • WoS: 32
  • Scopus: 31
  • Europe PMC: 14
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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 2026-04-25:

  • 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: 15 (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:

  • Assignment of a Handle/URN as an identifier within the deposit in the Institutional Repository: https://oa.upm.es/11939/

As a result of the publication of the work in the institutional repository, statistical usage data has been obtained that reflects its impact. In terms of dissemination, we can state that, as of

  • Views: 416
  • Downloads: 382
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Leadership analysis of institutional authors

This work has been carried out with international collaboration, specifically with researchers from: France; Portugal.

There is a significant leadership presence as some of the institution’s authors appear as the first or last signer, detailed as follows: First Author (Redondo-Cubero, A) and Last Author (MUÑOZ RAMIREZ, ENCARNACION).

the author responsible for correspondence tasks has been Redondo-Cubero, A.

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Awards linked to the item

We acknowledge support by grants TEC2008-04718, PIB2010JP-00279 and TEC2011-28076-C02-01 (MICINN, Spain), PTDC/CTM/100756/2008 and SFRH/BPD/74095/2010 (FCT, Portugal). We also thank the support from the Centre of Micro-Analysis of Materials, and fruitful discussions with Dr V. Darakchieva and Prof. P.J.M. Smulders.
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