Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

B Reactor

The B Reactor at the Hanford Site, near Richland, Washington, was the first large-scale nuclear reactor ever built, at 250 MW. It achieved criticality on September 26, 1944. This reactor was of vital importance to the Manhattan Project, the United States nuclear weapons development program during World War II. Its purpose was to convert part of its…

Art & Measurement

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around B Reactor. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

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

Location
About 5.3 miles (8.5 km) northeast of junction of State Route 24 and State Route 240 on the Hanford Site
Added to NRHP
3 April 1992
Architect
E.I. DuPont de Nemours & Company
Area
9.5 acres (3.8 ha)
Built
7 June 1943 to September 1944
Designated NHL
19 August 2008

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Design and construction

Operation

Current status

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.

Map overview Semantic statistics

B Reactor

Nodes86
Edges85
Triples50
Avg. degree1.98
Density0.023256
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

B Reactor

Top relations

related to External links · 19
B Reactor → Anniversary Celebration Video, Atomic Heritage FoundationHanford, B-100 Reactor, Benton County, Department, Energy, HAER, Hanford, Hanford Site Tours, Hanford-related, Historic American Engineering Record, No, Ranger, Reactor, ReactorB Reactor Museum Association, Richland, WA, WA-164, Your Pocket
related to Operation · 15
B Reactor → Ball-3X, Chien-Shiung Wu, Columbia River, December, Each, Emergency, February, Fermi, In January, It, Reactor, SCRAM, September, The, Xenon-135
related to Current status · 6
B Reactor → As, Energy, Hanford, Reactor, The, The United States Department
Added to NRHP · 1
B Reactor → 3 April 1992
Architect · 1
B Reactor → E.I. DuPont de Nemours & Company
Area · 1
B Reactor → 9.5 acres (3.8 ha)
Built · 1
B Reactor → 7 June 1943 to September 1944
Coordinates · 1
B Reactor → .mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-pars…
Designated NHL · 1
B Reactor → 19 August 2008
Location · 1
B Reactor → About 5.3 miles (8.5 km) northeast of junction of State Route 24 and State Route 240 on the Hanford Site

Important terminology Word statistics

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

Important terminology

reactor national historic uranium reactors nuclear graphite hanford site shut first plutonium states built water february mw river washington 1944

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
B ReactorAdded to NRHP3 April 19921.00infobox
B ReactorArchitectE.I. DuPont de Nemours & Company1.00infobox
B ReactorArea9.5 acres (3.8 ha)1.00infobox
B ReactorBuilt7 June 1943 to September 19441.00infobox
B ReactorCoordinates.mw-parser-output .geo-default,.mw-parser-output .geo-dms,.mw-parser-output .geo-dec{display:inline}.mw-parser-output .geo-nondefault,.mw-parser-output .geo-multi-punct,.mw-pars…1.00infobox
B ReactorDesignated NHL19 August 20081.00infobox
B ReactorLocationAbout 5.3 miles (8.5 km) northeast of junction of State Route 24 and State Route 240 on the Hanford Site1.00infobox
B ReactorNearest cityRichland, Washington1.00infobox
B ReactorNRHP reference No.920002451.00infobox
B Reactorpart ofthe Manhattan Project National Historical Park0.85text
B Reactorrelated to Current statusThe United States Department0.60section
B Reactorrelated to Current statusEnergy0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.