A thermonuclear weapon, fusion weapon or hydrogen bomb (H bomb) is a second-generation nuclear weapon design. Its greater sophistication affords it vastly...

normally a boosted fission weapon as above (except for the earliest thermonuclear weapons, which used a pure fission weapon instead). Its detonation causes...

W54) and 50 megatons for the Tsar Bomba (see TNT equivalent). A thermonuclear weapon weighing as little as 600 pounds (270 kg) can release energy equal...

however, was too heavy to work as a deliverable weapon. The first deployable thermonuclear weapon designs were tested during Operation Castle in 1954...

Nuclear weapon design Thermonuclear weapon "Facts about Nuclear Weapons: Boosted Fission Weapons", Indian Scientists Against Nuclear Weapons Archived...

The B-41 (also known as Mk-41) was a thermonuclear weapon deployed by the United States Strategic Air Command in the early 1960s. It was the most powerful...

The first artificial thermonuclear fusion reaction occurred during the 1951 Greenhouse Item test of the first boosted fission weapon, which uses a small...

yield approximately equivalent to 20 kilotons of TNT. The first thermonuclear weapon technology test of an engineered device, codenamed Ivy Mike, was...

Castle Bravo was the first in a series of high-yield thermonuclear weapon design tests conducted by the United States at Bikini Atoll, Marshall Islands...

solid-fuel thermonuclear bomb (Castle Union device). Only five produced. (5 Megatons) Mark 15 – First "lightweight" thermonuclear weapon. (1.7–3.8 Megatons...

The Teller–Ulam design is a technical concept behind modern thermonuclear weapons, also known as hydrogen bombs. The design – the details of which are...

amount of weapon yield compared to the mass of the weapon. The practical maximum yield-to-weight ratio for fusion weapons (thermonuclear weapons) has been...

officially defined as a type of enhanced radiation weapon (ERW), is a low-yield thermonuclear weapon designed to maximize lethal neutron radiation in the...

large-yield thermonuclear weapon decay to levels tolerable by humans. The large-yield thermonuclear weapon is thus automatically a weapon of radiological...

The Mk/B53 was a high-yield bunker buster thermonuclear weapon developed by the United States during the Cold War. Deployed on Strategic Air Command bombers...

hydrogen bomb programme demonstrated Britain's ability to produce thermonuclear weapons in the Operation Grapple nuclear tests in the Pacific, and led to...

the time that a fission weapon would be quite simple to develop and that perhaps work on a hydrogen bomb (thermonuclear weapon) would be possible to complete...

possibility of using antimatter as a trigger for a thermonuclear explosion Paper discussing the number of antiprotons required to ignite a thermonuclear weapon...

versions of an American thermonuclear weapon, which were in service from 1957 to 1966. The Mark 39 design was a thermonuclear bomb and had a yield of...

process. Fusion weapons (also known as “thermonuclear” or “hydrogen” weapons) use the fission process to initiate fusion. Fusion weapons use the energy...

Bamboo", and then replace it with a true thermonuclear warhead known as "Green Granite". After signing a weapon technology agreement with the US, both concepts...

since become the more popular phrase. Since the 1954 Castle Bravo thermonuclear weapon test demonstrated the feasibility of making arbitrarily large nuclear...

detonation of the first two-stage thermonuclear weapon was an important moment in the Soviet Union's nuclear weapons program and helped shape the path...

alphanumerical designation "AN602", was a thermonuclear aerial bomb, and the most powerful nuclear weapon ever created and tested. The Soviet physicist...

reportedly contained key information about thermonuclear weapon design. Early ideas of the thermonuclear bomb came from the Russian espionages in the...

entire device larger and heavier. The primary stage of a modern thermonuclear weapon may instead use a lightweight beryllium reflector, which is also...

of fission weapons, and by 1979 were perhaps in a position to test a more advanced small tactical nuclear weapon or thermonuclear weapon trigger design...

nuclear tests. It was the first test of the TX-17 thermonuclear weapon, the first deployed thermonuclear bomb. It was detonated on March 26, 1954, at Bikini...

American Fat Man plutonium implosion design. The United States' first thermonuclear weapon, Ivy Mike, was detonated on 1 November 1952 at Enewetak Atoll and...

in the United Kingdom becoming the third recognised possessor of thermonuclear weapons, and the restoration of the nuclear Special Relationship with the...