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Bibliometric Computational Mapping Analysis of Graphene-Based Surfaced – Enhanced Raman Scattering (SERS) During 2012 – 2022 Afviva Nissa Vahendra; Asep Bayu Dani Nandiayanto
Advance Sustainable Science Engineering and Technology Vol 4, No 2 (2022): May-October
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v4i2.13343

Abstract

This study aims to examine the development of research related to Graphene-Based Surfaced-Enhanced Raman Scattering (SERS) through a bibliometric approach to computational mapping analysis using VOSviewer. The acquisition of article data was obtained from the Google Scholar database using the publish or perish reference manager application. The keywords used to guide the process of searching for the title and abstract of the article were "Graphene, SER, surface enhanced raman scattering, nanoparticle". A total of 920 articles were obtained which were considered related to the topic of this research. The study period used as study material is Google Scholar indexed articles for the last 10 years (2012 to 2022). The results showed that the Graphene-Based Surfaced-Enhanced Raman Scattering (SERS) research can be separated into 4 terms:Raman Spectroscopy, Graphene, Nanoparticle and Surface. The term “Raman Spectroscopy” is associated with 189 links with total link strength 1539 The term “Graphene” has 198 links with total link strength 2036 the term “Nanoparticle” has 199 links with total link strength in 2739 and the term “Surface” has 189 links with total link strength 1651. The results of the analysis of the development of Graphene-Based Surfaced-Enhanced Raman Scattering (SERS) in the last 10 years show an increase. However, in 2020-2021, there was a slight decrease from 136 in 2020 to 135 in 2021. The increase in research occurred from 2014 - 2020 (49, 63, 80, 99, 105,116 and 136 publications per year respectively). While the popular Graphene-Based Surfaced-Enhanced Raman Scattering (SERS) research was carried out in 2020, there were 136 studies. From the results of research on article data using VOS viewer on Graphene-Based Surfaced-Enhanced Raman Scattering (SERS) and its relationship to the problem area, the results show that there has been an increase over the last 10 years. This study can be an initial consideration for future researchers who will conduct research related to this research topic.
Bibliometric Analysis of the Application of Platinum Nanoparticles in the Field of Biomedical Research During 2012-2022 Using VOSviewer kinanti aulia putri; Asep Bayu Dani Nandiayanto
Advance Sustainable Science Engineering and Technology Vol 4, No 2 (2022): May-October
Publisher : Universitas PGRI Semarang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26877/asset.v4i2.13340

Abstract

Platinum nanoparticles are materials with excellent biocompatibility, high surface mass ratio, small size, and high reactivity in their biomedical applications. The purpose of this research is to perform bibliometric analysis on the application of platinum nanoparticles in the biomedical field using VOSviewer. The data used in this study were obtained and collected using the Publish or Perish software. The data obtained are based on the keywords "nanoparticles, platinum, biomedical". Based on the analysis conducted, obtained 985 articles relevant to the keywords used in the 2012-2022 range. The results show that the application of platinum nanoparticles in the biomedical field is unstable every year. Research fluctuations occurred from 2012-2018 (57, 53, 72, 63, 75, 70, 93 publications per year respectively). In 2019-2020 there was an increase in research, namely from 118 studies (2019) to 149 studies (2020) and in 2021-2022 there was a decrease in research, from 147 studies (2020) to 88 studies (2022). This research is expected to help and become a reference for other research as consideration for determining the research theme to be taken.
Industrial Scale Reactor Design for Al2O3 Production from Bauxite and Sodium Hydroxide Solution Afviva; Asep Bayu Dani Nandiayanto; Risti Ragaditha
Journal of Industrial and Engineering System Vol. 4 No. 1 (2023): Juni 2023
Publisher : Program Studi Teknik Industri, Fakultas Teknik, Universitas Bhayangkara Jakarta Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31599/jies.v4i1.1812

Abstract

The aim of this study is to design a reactor that can optimize the production of Al2O3 from the reaction between bauxite and sodium hydroxide solution on an industrial scale. The type of reactor used for the production of Al2O3 nanoparticles is a Continuous Flow Stirred – Tank Reactor (CSTR). The method used in this study is to perform computational analysis and calculation of the dimensions of the reactor and stirrer as well as the mass balance, using basic calculation with Microsoft Excel application. To produce Al2O3 nanoparticles on an industrial scale, three reactor units and three stirrers are required. Based on the calculation results, it is found that the first and second reactors have volume 2,9689 m3 with height 5,0424 ft and require a stirrer with six blades with an angle of 45o which has power 50 Hp. The third reactor has volume 4,3387 m3 with height 9,0847 ft and requires one stirrer with six blades with an angle of 45o which has a power 75 Hp. The computational calculation results in this study can be used as an overview in designing a reactor to produce Al2O3 nanoparticles from bauxite and sodium hydroxide solution on an industrial scale.