# Insight from Review Articles of Life Cycle Assessment for Buildings
## 3 Results
### Scientometric Analysis
#### 3.1.4 Analysis of Co-Authorship
\begin{table}
\begin{tabular}{c c c c c c c c} \hline \hline
**Scholar** & **Affiliation** & **Article** & **Total** & **Norm.** & **Avg.** & **Avg. Norm.** & **Avg. Pub.** \\  & **Numbers** & **Citations** & **Citations** & **Citations** & **Citations** & **Citations** & **Year** \\ \hline [PERSON] & Queen’s University Belfast & 3 & 1044 & 27.9 & 348.0 & 9.31 & 2022 \\ \hline [PERSON] & Queen’s University Belfast & 4 & 1106 & 35.5 & 276.5 & 8.87 & 2023 \\ \hline [PERSON] & Chongqing University & 5 & 1156 & 41.6 & 231.2 & 8.32 & 2023 \\ \hline [PERSON] & [PERSON] Liverpool University & 5 & 1156 & 41.6 & 231.2 & 8.32 & 2023 \\ \hline [PERSON] & Queen’s University Belfast & 3 & 820 & 24.1 & 273.3 & 8.04 & 2023 \\ \hline [PERSON] & [PERSON] Jiaotong Liverpool University & 3 & 237 & 18.6 & 79.0 & 6.21 & 2023 \\ \hline [PERSON] & Chongqing University & 3 & 237 & 18.6 & 79.0 & 6.21 & 2023 \\ \hline [PERSON] & University of Bath & 3 & 149 & 7.9 & 49.7 & 2.63 & 2022 \\ \hline [PERSON] & Texas A\&M University & 4 & 820 & 7.5 & 205.0 & 1.89 & 2015 \\ \hline [PERSON] & Katholieke University Leuven & 3 & 166 & 4.6 & 55.3 & 1.54 & 2022 \\ \hline [PERSON] & University of Seville & 4 & 606 & 5.8 & 151.5 & 1.45 & 2018 \\ \hline [PERSON] & University of Seville & 3 & 531 & 4.2 & 177.0 & 1.39 & 2017 \\ \hline [PERSON] & University of Sherbrooke & 4 & 593 & 5.4 & 148.3 & 1.34 & 2018 \\ \hline [PERSON] & University of Seville & 4 & 761 & 5.3 & 190.3 & 1.32 & 2018 \\ \hline Al-ghamdi SG & Hamad Bin Khalifa University & 3 & 165 & 3.5 & 55.0 & 1.16 & 2021 \\ \hline [PERSON] & City University of Hong Kong & 3 & 205 & 3.5 & 68.3 & 1.16 & 2020 \\ \hline \hline \end{tabular}
\end{table} 
Table 4: Analysis of influential scholars in LCA-B review articles. Figure 6: Mapping of co-authorship in LCA-B review papers. \begin{table}
\begin{tabular}{c c c c c c} \hline \hline
**Keyword** & **Total Link Strength** & **Occurences** & **Avg. Citations** & **Avg. Norm. Citations** & **Avg. Pub. Year** \\ \hline Climate change & 17 & 10 & 102.4 & 2.72 & 2020 \\ Carbon emissions & 11 & 9 & 127.7 & 2.45 & 2021 \\ Construction industry & 12 & 6 & 186.3 & 1.52 & 2019 \\ Building materials & 9 & 6 & 154.5 & 1.42 & 2020 \\ Built environment & 22 & 9 & 70.0 & 1.38 & 2021 \\ Building life cycle & 15 & 7 & 139.9 & 1.29 & 2018 \\ Concrete & 10 & 5 & 102.4 & 1.27 & 2017 \\ Buildings & 77 & 38 & 117.2 & 1.20 & 2020 \\ Energy & 12 & 10 & 134.1 & 1.16 & 2014 \\ Building information modeling & 54 & 27 & 78.1 & 1.16 & 2021 \\ Circular economy & 45 & 20 & 65.8 & 1.12 & 2021 \\ Life cycle energy & 14 & 7 & 214.0 & 1.08 & 2017 \\ Literature review & 19 & 9 & 32.3 & 1.07 & 2021 \\ Review & 35 & 18 & 117.6 & 1.06 & 2018 \\ Sustainability & 69 & 31 & 71.4 & 1.06 & 2020 \\ Embodied carbon & 24 & 13 & 47.7 & 1.05 & 2021 \\ Life cycle assessment & 282 & 237 & 83.8 & 1.03 & 2019 \\ Environmental impact assessment & 17 & 8 & 75.4 & 1.03 & 2019 \\ Life cycle sustainability assessment & 21 & 11 & 43.5 & 0.92 & 2022 \\ Environmental performance & 9 & 5 & 51.8 & 0.91 & 2017 \\ Life cycle impact assessment & 6 & 5 & 90.8 & 0.89 & 2018 \\ Sustainable building & 17 & 7 & 60.4 & 0.86 & 2020 \\ Greenhouse gas & 11 & 7 & 75.7 & 0.86 & 2019 \\ Embodied energy & 28 & 16 & 123.3 & 0.85 & 2018 \\ Global warming potential & 9 & 5 & 48.6 & 0.83 & 2021 \\ Energy efficiency & 36 & 16 & 96.9 & 0.82 & 2018 \\ Carbon footprint & 13 & 9 & 56.9 & 0.79 & 2020 \\ Environmental impacts & 32 & 19 & 43.6 & 0.79 & 2020 \\ Energy consumption & 5 & 5 & 85.4 & 0.78 & 2018 \\ Life cycle cost & 33 & 22 & 71.4 & 0.76 & 2019 \\ Green building & 10 & 5 & 78.4 & 0.74 & 2019 \\ Renewable energy & 10 & 6 & 58.7 & 0.69 & 2018 \\ Social life cycle assessment & 11 & 6 & 5.2 & 0.59 & 2023 \\ Life cycle & 9 & 6 & 49.8 & 0.55 & 2018 \\ Construction & 18 & 6 & 38.2 & 0.50 & 2021 \\ Bibliometric analysis & 14 & 6 & 39.2 & 0.47 & 2021 \\ \hline \hline \end{tabular}
\end{table} 
Table 5: Analysis of keywords in LCA-B review articles. Figure 7: Mapping of author-specified keywords.