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Gadolinium: Characters, History, Applications & Art

Gadolinium is a chemical element; it has symbol Gd and atomic number 64. It is a silvery-white metal when oxidation is removed. Gadolinium is a ductile and malleable rare-earth element. It reacts with atmospheric oxygen or moisture slowly to form a black oxide coating. Gadolinium below its Curie point of 20 °C (68 °F) is ferromagnetic, with an attraction…

Language: English [EN]
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Gadolinium topic overview

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

Related topics
153
Source areas
8
Connected nodes
161
Extracted relationships
206
Concept neighborhoods
42
Bridge connections
161

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 · 46 topics
Applications · 45 topics
Overview · 38 topics
Production · 9 topics
Safety · 7 topics
History · 3 topics
Occurrence · 3 topics
Biological use · 2 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.

148Gd
synth
150Gd
synth
151Gd
synth
152Gd
0.2%
153Gd
synth
154Gd
2.18%

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

History

Occurrence

Production

Applications

Safety

Biological use

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

How Gadolinium connects Entity context

The extracted context around Gadolinium shows recurring relationship patterns in the source. For example, Gadolinium → Archived, Campos, Complication, Department, Ersan Altun, February, Gadolinium MR Contrast, GadoliniumRefrigerator, HillInside Japan's Super Kamiokande, It's Elemental, MedPix, MR, Nephrogenic Systemic Fibrosis, North Carolina Hospitals Chapel, Radiology University, Richard, Semelka, Vasco Herédia, Wayback Machine Rafael Another extracted example is Gadolinium → Boisbaudran, De Marignac, Finnish, Félix Trombe, German, He, In, Jean Charles Galissard, Johan Gadolin, Marignac, Martin Klaproth, Paul-Émile Lecoq, Pure, Swiss, The French, Yα. Use these groups to spot repeated connection types before inspecting the individual relationships.

Gadolinium

Top relations

related to External links · 19
Gadolinium → Archived, Campos, Complication, Department, Ersan Altun, February, Gadolinium MR Contrast, GadoliniumRefrigerator, HillInside Japan's Super Kamiokande, It's Elemental, MedPix, MR, Nephrogenic Systemic Fibrosis, North Carolina Hospitals Chapel, Radiology University, Richard, Semelka, Vasco Herédia, Wayback Machine Rafael
related to history · 16
Gadolinium → Boisbaudran, De Marignac, Finnish, Félix Trombe, German, He, In, Jean Charles Galissard, Johan Gadolin, Marignac, Martin Klaproth, Paul-Émile Lecoq, Pure, Swiss, The French, Yα
related to Safety · 15
Gadolinium → About, As, Because, GBCAs, Gd-chelate, Gd-chelated, In, It, Its, IV, MRI, NSF, The, Toxicity, Use
related to Phosphors · 14
Gadolinium → Ce, Gd, Gd2O2S, Gd2SiO5, GSO, It, Tb, Tb3, Terbium-doped, The, This, TV, X-ray, X-rays
related to Occurrence · 11
Gadolinium → Australia, Brazil, China, Earth's, Gd, India, Paradoxically, Sri Lanka, The, US, World
related to Magnetic refrigeration via magnetocalorics · 10
Gadolinium → Curie, Gadolinium-based, Gd, Gd5, Ge, In Gd5, Magnetic, Pure Gd, Si, SixGe1
related to Magnetic contrast agent · 9
Gadolinium → Brain, Magnevist, MRA, MRI, Nanotubes, Paramagnetic, Similarly, Solutions, Traditional
related to Physical properties · 7
Gadolinium → At, In, It, Its, Like, The, Xe
related to Chemical properties · 6
Gadolinium → Gd, Gd2O3, However, III, It, Unlike
related to Biological use · 5
Gadolinium → EPR, Gd3, GHz, It, MRI

Important terminology

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

Important terminology

used contrast magnetic element mri compounds oxide gd agents iii temperature agent paramagnetic oxidation imaging properties metal use gadolinite high

Gadolinium relationships Subject–Predicate–Object triples

TTTA extracted 206 structured relationships around Gadolinium. Examples in this analysis include Gadolinium → 148Gd → synth and Gadolinium → 152Gd → 0.2%. The table shows each extracted connection, where it came from and its confidence.

SubjectPredicateObjectConfidenceSrc
Gadolinium148Gdsynth1.00infobox
Gadolinium150Gdsynth1.00infobox
Gadolinium151Gdsynth1.00infobox
Gadolinium152Gd0.2%1.00infobox
Gadolinium153Gdsynth1.00infobox
Gadolinium154Gd2.18%1.00infobox
Gadolinium155Gd14.8%1.00infobox
Gadolinium156Gd20.5%1.00infobox
Gadolinium157Gd15.7%1.00infobox
Gadolinium158Gd24.8%1.00infobox
Gadolinium159Gdsynth1.00infobox
Gadolinium160Gd21.9%1.00infobox
GadoliniumAppearancesilvery white1.00infobox
Gadoliniumat T (K)18361.00infobox
GadoliniumAtomic number (Z)641.00infobox
GadoliniumAtomic radiusempirical: 180 pm1.00infobox
GadoliniumBlockf-block1.00infobox
GadoliniumBoiling point3546 K ​(3273 °C, ​5923 °F)1.00infobox
GadoliniumBulk modulusα form: 37.9 GPa1.00infobox
GadoliniumCAS Number7440-54-21.00infobox
GadoliniumCovalent radius196±6 pm1.00infobox
GadoliniumCrystal structure​hexagonal close-packed (hcp) (hP2)1.00infobox
GadoliniumDensity (at 20° C)7.899 g/cm31.00infobox
GadoliniumDiscoveryJean Charles Galissard de Marignac (1880)1.00infobox
GadoliniumElectrical resistivityα, poly: 1.310 µΩ⋅m1.00infobox
GadoliniumElectron configuration[Xe] 4f7 5d1 6s21.00infobox
GadoliniumElectronegativityPauling scale: 1.201.00infobox
GadoliniumElectrons per shell2, 8, 18, 25, 9, 21.00infobox
GadoliniumFirst isolationFélix Trombe (1935)1.00infobox
GadoliniumGroupf-block groups (no number)1.00infobox

Related concept clusters Concept neighborhoods

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

  • Gadolinium
    • Used
    • Iii
    • Contrast
    • Compounds
    • Magnetic
    • Gd
    • Oxide
    • Also
    • Ions
    • Nuclear
    • Oxidation
    • Paramagnetic
  • gadolinium
    • Used
    • Iii
    • Contrast
    • Compounds
    • Magnetic
    • Gd
    • Oxide
    • Also
    • Ions
    • Nuclear
    • Oxidation
    • Paramagnetic
  • paramagnetic
    • Resonance
    • Temperature
    • Magnetic
    • Properties
    • Contrast
    • Imaging
    • Mri
    • Agent
    • Complexes
    • Isotopes
    • Medical
    • Applications
  • gadolinium-based mri contrast agents
    • Agents
    • Contrast
    • Mri
    • Gadolinium-based
    • Agent
    • Magnetic
    • Imaging
    • Use
    • Medical
    • Resonance
    • Paramagnetic
    • Compounds
  • contrast agent for mri scans
    • Agents
    • Contrast
    • Mri
    • Gadolinium-based
    • Agent
    • Magnetic
    • Imaging
    • Use
    • Medical
    • Resonance
    • Paramagnetic
    • Nuclear
  • gadolinium(iii) chloride
    • Ions
    • Salts
    • Used
    • Gd
    • Complexes
    • Oxidation
    • Iii
    • Contrast
    • Compounds
    • Magnetic
    • Oxide
    • Also
  • gadolinium(iii) nitrate
    • Ions
    • Salts
    • Used
    • Gd
    • Complexes
    • Oxidation
    • Iii
    • Contrast
    • Compounds
    • Magnetic
    • Oxide
    • Also
  • gadolinium(iii) sulfate
    • Ions
    • Salts
    • Used
    • Gd
    • Complexes
    • Oxidation
    • Iii
    • Contrast
    • Compounds
    • Magnetic
    • Oxide
    • Also

Connections between topic areas Semantic bridges

For Gadolinium, one of the stronger structural bridges in this analysis connects Gadolinium 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
GadoliniumCharacteristics · splits 115 ⟂ 47
GadoliniumApplications · splits 116 ⟂ 46
GadoliniumOverview · splits 123 ⟂ 39
GadoliniumProduction · splits 152 ⟂ 10
GadoliniumSafety · splits 154 ⟂ 8
GadoliniumHistory · splits 158 ⟂ 4
GadoliniumOccurrence · splits 158 ⟂ 4
GadoliniumBiological use · splits 159 ⟂ 3

Map overview Semantic statistics

Gadolinium

Nodes162
Edges161
Triples206
Avg. degree1.99
Density0.012346
Components1

Source & methodology

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

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

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