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56 Alkali Alkaline Earth
Ba

Barium

RIS 0.026
Velocity
Rank#63
Co-citedTi
Physical properties
Category Alkaline Earth Metal
Block s-block
State Solid
Config [Xe] 6s2
Electronegativity 0.89
Density 3.594 g/cm³
Melting 1000.0 K
Boiling 2170.0 K
Ionization 502.9 kJ/mol
Oxidation +2
Discovered 1772 · Carl Wilhelm Scheele
10-year trends

Research trends from the past decade for this element.

Research trends from the past decade: publication rate, citation momentum, emerging applications. A bird's-eye view of how the field has been evolving.

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Top papers of all time
Nature · 2025 · 100th percentile for its age
Materials Today: Proceedings · 2026 · 99th percentile for its age
Advanced Materials · 2025 · 100th percentile for its age
Top papers, last 5 years
Nature · 2025 · 100th percentile for its age
Materials Today: Proceedings · 2026 · 99th percentile for its age
Advanced Materials · 2025 · 100th percentile for its age
Newest papers
Materials Today: Proceedings · 2026 · 99th percentile for its age
Chemical Engineering Journal · 2026 · 99th percentile for its age
African Journal of Paediatric Surgery · 2026 · 99th percentile for its age

These are the nine that matter most. There are more — browse all of them free.

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Barium's history

Research intensity over time

Barium's history

Barium's research intensity, 1900 → today.

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Advanced visualization features

Barium's associations

These shapes are citation clusters: groups of papers that cite each other. They show why Barium is moving, not just that it is.

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