Plutonium

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Plutonium topic overview

The analysis highlights Characters, History and Applications as prominent areas in the source structure around Plutonium.

Related topics: 375
Source areas: 7
Connected nodes: 382
Extracted relationships: 270
Related term clusters: 86
Bridge connections: 382

What this topic covers Research coverage

Source areas are shown by the number of related topics found in each part of the analysis. Use smaller areas too: they can reveal specialized angles and content gaps.

Characteristics · 128 topics

History · 82 topics

Overview · 68 topics

Precautions · 38 topics

Applications · 35 topics

Occurrence · 18 topics

Transportation · 6 topics

Smaller areas are not necessarily less important. They contain fewer connections in this analysis and can be useful for finding specialized angles or coverage gaps.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

(near r.t.): 20.26 g/cm3 α-244 Pu
236Pu: synth
238Pu: trace
239Pu: trace
240Pu: trace
241Pu: synth

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Plutonium

19Chemical element · Chemical symbol · Atomic number

8Glenn T. Seaborg · Edwin McMillan · Emilio Segrè

4Neptune · Pluto · Nicholas Kemmer

12Deuteron · Uranium-238 · Neptunium-238

11Nickel · Room temperature · Allotropes of plutonium

Explore all related topics Closing gaps

Browse the complete topic structure, not only the most central items. Less prominent entities and concepts can reveal missing angles, specialized context and useful research gaps. Each item opens a new analysis centered on that subject.

Overview

Characteristics

Occurrence

History

Transportation

For the semantics nerds

You can skip this section if you’re here for content ideas and keyword inspiration.

Advanced semantic analysis

How Plutonium connects Entity context

The extracted context around Plutonium shows recurring relationship patterns in the source. For example, Plutonium → According, Ambio, Carl Johnson, Cold War, Denver, Edward Martell, EPA, Exposures, FBI, Hanford, Large, Much, Prevailing, Pu, Radioactive, Rocky Flats, Rocky Flats Plant, Savannah River Site, SIPRI, South Carolina Another extracted example is Plutonium → Arthur Wahl, Berkeley, Berkeley Radiation Laboratory, California, December, Edwin McMillan, Emilio Segrè, Enrico Fermi, February, Fermi, Fritz Strassmann, Germany, Glenn, Joseph, Kennedy, Neptunium-238, Nobel Lecture, Nuclear, Otto Hahn, Rome. Use these groups to spot repeated connection types before inspecting the individual relationships.

Top relations

related to Cold War use and waste · 24

Plutonium → According, Ambio, Carl Johnson, Cold War, Denver, Edward Martell, EPA, Exposures, FBI, Hanford, Large, Much, Prevailing, Pu, Radioactive, Rocky Flats, Rocky Flats Plant, Savannah River Site, SIPRI, South Carolina

related to Discovery · 22

Plutonium → Arthur Wahl, Berkeley, Berkeley Radiation Laboratory, California, December, Edwin McMillan, Emilio Segrè, Enrico Fermi, February, Fermi, Fritz Strassmann, Germany, Glenn, Joseph, Kennedy, Neptunium-238, Nobel Lecture, Nuclear, Otto Hahn, Rome

related to Early research · 20

Plutonium → Chicago, Chicago's Stagg Field, Construction, CP-1, DuPont, Enough, Enrico Fermi, Glenn, Hanford, In November, Information, Met Lab, Metallurgical Laboratory, Oak Ridge, On August, On December, Seaborg, University, Using, X-10

related to Trinity and Fat Man atomic bombs · 13

Plutonium → Alamogordo, August, Fat Man, Gadget, Japan, July, Manhattan Project's Smyth Report, Nagasaki, New Mexico, TNT, Together, Trinity, Urchin

related to Compounds and chemistry · 10

Plutonium → III, IV, Pu, Pu3, Pu4, PuO, PuO2, PuO3, VI, VII

related to Occurrence · 10

Plutonium → Based, Cigar Lake Mine, Due, Earth, Finally, Gabon, Oklo, Small, Solar System, Trace

related to Toxicity · 10

Plutonium → Contamination, Donald Mastick, Either, European, Even, Hiroshima, III, Japanese, Nagasaki, Studies

related to Alloys · 9

Plutonium → Exceptions, Gallium, High, III, Neptunium, Partial, PGA, Pu, Silicon

related to Criticality potential · 9

Plutonium → August, Care, Careless, Criticality, Daghlian, Harry Daghlian, Los Alamos, Louis Slotin, Nine

related to Power and heat source · 9

Plutonium → Cassini, Curiosity, Galileo, Mars, New Horizons, One, Perseverance, Plutonium-238, Voyager

Important terminology

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

nuclear element used uranium fission plutonium-239 form also metal reactors decay isotopes atomic neutrons half-life found radiation years weapons fuel

Plutonium relationships Subject–Predicate–Object triples

TTTA extracted 270 structured relationships around Plutonium. Examples in this analysis include Plutonium → (near r.t.) → 20.26 g/cm3 α-244 Pu and Plutonium → 236Pu → synth. The table shows each extracted connection, where it came from and its confidence.

Subject	Predicate	Object	Confidence	Src
Plutonium	(near r.t.)	20.26 g/cm3 α-244 Pu	1.00	infobox
Plutonium	236Pu	synth	1.00	infobox
Plutonium	238Pu	trace	1.00	infobox
Plutonium	239Pu	trace	1.00	infobox
Plutonium	240Pu	trace	1.00	infobox
Plutonium	241Pu	synth	1.00	infobox
Plutonium	242Pu	synth	1.00	infobox
Plutonium	244Pu	trace	1.00	infobox
Plutonium	Allotropes	see Allotropes of plutonium	1.00	infobox
Plutonium	Appearance	silvery white, tarnishing to dark gray in air	1.00	infobox
Plutonium	at T (K)	1756	1.00	infobox
Plutonium	Atomic number (Z)	94	1.00	infobox
Plutonium	Atomic radius	empirical: 159 pm	1.00	infobox
Plutonium	Block	f-block	1.00	infobox
Plutonium	Boiling point	3505 K (3228 °C, 5842 °F)	1.00	infobox
Plutonium	CAS Number	7440-07-5	1.00	infobox
Plutonium	Covalent radius	187±1 pm	1.00	infobox
Plutonium	Crystal structure	monoclinic (mP16)	1.00	infobox
Plutonium	Density (at 20° C)	19.85 g/cm3 α-239 Pu	1.00	infobox
Plutonium	Discovery	Glenn T. Seaborg, Arthur Wahl, Joseph W. Kennedy, Edwin McMillan (1940–1941)	1.00	infobox
Plutonium	Electrical resistivity	1.460 µΩ⋅m (at 0 °C)	1.00	infobox
Plutonium	Electron configuration	[Rn] 5f6 7s2	1.00	infobox
Plutonium	Electronegativity	Pauling scale: 1.28	1.00	infobox
Plutonium	Electrons per shell	2, 8, 18, 32, 24, 8, 2	1.00	infobox
Plutonium	Group	f-block groups (no number)	1.00	infobox
Plutonium	Heat of fusion	2.82 kJ/mol	1.00	infobox
Plutonium	Heat of vaporization	333.5 kJ/mol	1.00	infobox
Plutonium	Ionization energies	1st: 584.7 kJ/mol	1.00	infobox
Plutonium	Lattice constants	a = 0.6183 nm b = 0.4822 nm c = 1.0964 nm β = 101.79° (at 20 °C)	1.00	infobox
Plutonium	Magnetic ordering	paramagnetic	1.00	infobox

Related concept clusters Related term clusters

The concept neighborhoods around Plutonium bring nearby vocabulary together. In this analysis, examples include Nuclear, Used and Fuel. Use the clusters to find adjacent concepts and terminology that may deserve separate research.

nuclear chain reaction
- Weapons
- Fission
- Waste
- Plutonium
- Fuel
- Reactors
- Used
- Uranium
- Neutron
- Plutonium-239
- Found
- States
nuclear weapons
- Weapons
- Fission
- Waste
- Plutonium
- Fuel
- Reactors
- Used
- Uranium
- Neutron
- Plutonium-239
- Found
- States
nuclear reactors
- Fuel
- Weapons
- Fission
- Waste
- Plutonium
- Reactors
- Neutron
- Used
- Uranium
- Plutonium-239
- Found
- States
spontaneous fission
- Sample
- Neutron
- Neutrons
- Nuclear
- Uranium
- Plutonium-239
- Alpha
- High
- Isotopes
- Half-life
- Mass
- Reactor
nuclear test
- Weapons
- Fission
- Waste
- Plutonium
- Fuel
- Reactors
- Used
- Uranium
- Neutron
- Plutonium-239
- Found
- States
nuclear power plants
- Weapons
- Fission
- Waste
- Plutonium
- Fuel
- Reactors
- Used
- Uranium
- Neutron
- Plutonium-239
- Found
- States
dismantled nuclear weapons
- Weapons
- Fission
- Waste
- Plutonium
- Fuel
- Reactors
- Used
- Uranium
- Neutron
- Plutonium-239
- Found
- States
α (alpha) form
- Decay
- Temperature
- Fission
- Plutonium-238
- Mass
- Half-life
- Metal
- Years
- Isotopes
- Radiation
- Neutrons
- Alpha

Connections between topic areas Semantic bridges

For Plutonium, one of the stronger structural bridges in this analysis connects Plutonium with Characteristics. Bridges highlight paths between different parts of the map and can reveal research angles that are easy to miss in a flat list.

Min side: 3

Plutonium — Characteristics · splits 254 ⟂ 129

Plutonium — History · splits 300 ⟂ 83

Plutonium — Overview · splits 314 ⟂ 69

Plutonium — Precautions · splits 344 ⟂ 39

Plutonium — Applications · splits 347 ⟂ 36

Plutonium — Occurrence · splits 364 ⟂ 19

Plutonium — Transportation · splits 376 ⟂ 7

Map overview Semantic statistics

Plutonium

Nodes383

Edges382

Triples270

Avg. degree1.99

Density0.005222

Components1

Source & methodology

TTTA analyzes the structure around Plutonium to surface related topics, entities, relationships, concept neighborhoods and bridge connections. Use the map to explore areas such as Characters, History & Applications, including less central topics that may reveal useful research gaps. Automatically extracted connections are research leads rather than rewritten encyclopedia content.

Source: Wikipedia — Plutonium · EN edition · Analysis: TopicsToTalkAbout

Plutonium: Characters, History & Applications

Plutonium topic overview

What this topic covers Research coverage

Key facts & relationships

Start with your topic. Discover where to go next.

Questions to explore

Explore all related topics Closing gaps

Overview

Characteristics

Occurrence

History

Applications

Precautions

Transportation

For the semantics nerds

Advanced semantic analysis

How Plutonium connects Entity context

Plutonium

Top relations

Important terminology

Important terminology

Plutonium relationships Subject–Predicate–Object triples

Related concept clusters Related term clusters

Connections between topic areas Semantic bridges

Map overview Semantic statistics

Plutonium

Source & methodology