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This is the case in many sealed tube neutron generators. However, in cases when it is desired to deliver the maximum flux to a sample, it is desirable to operate the neutron tube with the target grounded and the source floating at high (positive) potential. The accelerator voltage is normally between 80 and 180 kilovolts.
Charge carriers (free electrons and ions) incoming with the flow are then separated by the Lorentz force and an electric potential difference can be retrieved from pairs of connected electrodes. Shock tubes used as pulsed MHD generators were for example able to produce several megawatts of electricity in channels the size of a beverage can. [13]
An important development was the successful commercial introduction of a fusor-based neutron generator. From 2006 until his death in 2007, Robert W. Bussard gave talks on a reactor similar in design to the fusor, now called the polywell , that he stated would be capable of useful power generation. [ 25 ]
A neutristor is a compact neutron generator made using solid-state electronics, invented at Sandia National Laboratories. [ 1 ] [ 2 ] [ 3 ] Its primary purpose is to act as a light-weight, cheaper, and safer alternative to standard neutron generation devices , benefiting industries and processes such as oilfield operations, heavy mechanical ...
The device is capable of reaching an energy potential of -92kV. It can generate an neutron yield of up to 10 7 neutrons per second by deuterium fusion. The primary objective of this program is to propel the advancement of portable and handheld neutron sources, characterized by both linear and spherical geometries. [85]
Below are some examples of working fusors. Richard Hull Since the late nineties, Richard Hull has built several fusors in his home in Richmond, Virginia. [15] In March 1999, he achieved a neutron rate of 10 × 10 5 neutrons per second. [16] Hull maintains a list of amateurs who have detected neutrons from fusors.
An atomic battery, nuclear battery, radioisotope battery or radioisotope generator uses energy from the decay of a radioactive isotope to generate electricity. Like a nuclear reactor , it generates electricity from nuclear energy, but it differs by not using a chain reaction .
Some isotopes undergo spontaneous fission (SF) with emission of neutrons.The most common spontaneous fission source is the isotope californium-252. 252 Cf and all other SF neutron sources are made by irradiating uranium or a transuranic element in a nuclear reactor, where neutrons are absorbed in the starting material and its subsequent reaction products, transmuting the starting material into ...