Vacuum
Journal metrics
Annual Clarivate and SCImago indicators.
| Year | JCR | SJR | ||||
|---|---|---|---|---|---|---|
| IF | IF quartile | Rank (percentile) | SJR | SJR quartile | Rank (percentile) | |
| 2025 | 4.3 | Q2 | 68.6% | 0.770 | Q1 | 76.0% |
| 2024 | 3.9 | Q2 | 66.8% | 0.783 | Q1 | 77.2% |
| 2023 | 3.8 | Q2 | 76.3% | 0.705 | Q1 | 76.0% |
| 2022 | 4.0 | Q2 | 78.7% | 0.761 | Q1 | 79.1% |
| 2021 | 4.1 | Q1 | 78.6% | 0.738 | Q1 | 79.0% |
| 2020 | — | — | 0.738 | Q1 | 77.6% | |
| 2019 | — | — | 0.673 | Q1 | 75.9% | |
| 2018 | — | — | 0.581 | Q2 | 69.7% | |
Impact history
Annual SJR and Impact Factor trend.
SJRIF
Journal record
eISSN
1879-2715
ISSN
0042-207X
country
GBcoverage
1951-1956, 1959-2026