As of 2026-09-11 · the last 10 years
Roentgenium’s research intensity stands at about 13% of its own all-time peak, a level reached after a decade of uneven growth from a much lower starting point.
Research intensity ran from about 7% of the element's own all-time peak in 2016 to about 13% in 2026 — a net rise with setbacks along the way, and the all-time peak (2009) lies before this window. The trajectory is described as an uneven climb, reflecting fluctuations in attention rather than a smooth ascent. Among the 118 elements, roentgenium has one of the smaller research literatures of any element.
The number of papers involving the element rose from about 5 in 2016 to about 8 in 2025 (1.6x). That is slower than the literature as a whole grew over the same years, so the element lost ground in the wider body of research even as its own count rose.
The scientific work surrounding roentgenium is dominated by a single, specialized field: the Synthesis and Decay of Superheavy Elements and Heavy-Ion Collision Physics. This community accounts for 100% of the element's recent research, a share that has risen from 76.9% in the previous period. Within this broader field, roentgenium is a minor presence, with under 1% of the community's papers involving the element. The research focuses on the mechanics of creating these heavy nuclei, including element synthesis, sequential fission, and the dynamics of superheavy synthesis reactions. Key work in this area includes a 2023 study in Nature Communications titled "Colliding heavy nuclei take multiple identities on the path to fusion," cited about 25 times, and a 2020 paper in Physical Review C on "Entrance channel dependent hot fusion reactions for superheavy element synthesis," cited about 58 times.
Other research communities show minimal or no recent activity. The Actinide Chemistry and Nuclear Fuel Materials community, which previously held about 15.4% of roentgenium's research share, has declined to 0% in the current period. A 2019 paper in this group, "Theoretical Search for the Highest Valence States of the Coinage Metals: Roentgenium Heptafluoride May Exist," was cited about 5 times. Communities such as Main-Group Redox Catalysis and Noncovalent Bonding in Organic Synthesis, and Atomic Clocks, Optical Lattices, and Quantum Sensing, show steady but negligible shares of the element's research, with no significant anchor papers in the current window. The remainder of the literature, comprising other smaller communities, has also declined to zero share in the recent period.
The most cited paper in the window, "Entrance channel dependent hot fusion reactions for superheavy element synthesis" (2020), is already noted within the primary community's discussion.
For a deeper look at roentgenium's current standing, consult the element's Last 12 Months or Executive Brief reports.
What changed in the past year: new papers, shifting applications, emerging collaborators. See the momentum over a shorter window than the decade view.
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Showing Roentgenium's three strongest connections. Personal opens the slider and the whole 118-element graph.