| RSIC | Radiation Shielding Information Center |
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| debye shielding | <radiobiology> if a positive (or negative) charge is inserted into a plasma, it will change the local charge distribution by attracting (repelling) electrons. The net result is an additional negative (positive) charge density which cancels the effect of the initial charge at distances large compared to the Debye length. (There is a corresponding effect of shielding by the ions, which, for various and subtle reasons, usually is less important.) (13 Nov 1997) |
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| stress shielding | Osteopenia occurring in bone as the result of removal of normal stress from the bone by an implant. (05 Mar 2000) |
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| Debye sheath | <radiobiology> The region of strong electric field in front of a material surface in contact with a plasma. Its characteristic thickness is the Debye length, and it is caused by Debye shielding of the negative surface charge resulting from electrons flowing to the surface much faster (initially) than the ions. The lost electrons leave behind a region of net positive charge which gradually diminishes the strength of the electric field over the Debye length. (13 Nov 1997) |
| debye sphere | <radiobiology> Sphere around a charged test particle whose radius is equal to the Debye length. (09 Oct 1997) |
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