摘要:
A compound semiconductor device includes a compound semiconductor laminated structure, a passivation film formed on the compound semiconductor laminated structure and having a through-hole, and a gate electrode formed on the passivation film so as to plug the through-hole. A grain boundary between different crystalline orientations is formed in the gate electrode, and a starting point of the grain boundary is located apart from the through-hole on a flat surface of the passivation film.
摘要:
A compound semiconductor device includes a compound semiconductor laminated structure, a passivation film formed on the compound semiconductor laminated structure and having a through-hole, and a gate electrode formed on the passivation film so as to plug the through-hole. A grain boundary between different crystalline orientations is formed in the gate electrode, and a starting point of the grain boundary is located apart from the through-hole on a flat surface of the passivation film.
摘要:
A method for manufacturing a semiconductor device includes: exposing an insulating film including a siloxane bond to an energy beam or plasma; and exposing the insulating film to a gas (excluding N2 and H2O gases) including at least one element selected from the group consisting of hydrogen, carbon, nitrogen and silicon, as an constituent element, wherein, in the exposing to the gas, after a relative permittivity of the insulating film descends by the exposing the insulating film to the gas, the exposing is completed before a time point when the relative permittivity of the insulating film first ascends.
摘要:
A method for manufacturing a compound semiconductor device includes forming a first compound semiconductor layer over a first substrate, the first compound semiconductor layer containing AlxGa1-xN (0≦x
摘要翻译:一种化合物半导体器件的制造方法,包括在第一衬底上形成第一化合物半导体层,所述第一化合物半导体层含有具有第一带隙的Al x Ga 1-x N(0< n 1; x 1) 在所述第一化合物半导体层上形成第二化合物半导体层,所述第二化合物半导体层包含具有大于所述第一带隙的第二带隙的Al y In z Ga 1-y-z N(0
摘要:
At least one kind of impurity selected from, for example, Fe, C, B, Ti, Cr is introduced into at least a buffer layer of a compound semiconductor layered structure from a rear surface of the compound semiconductor layered structure to make a resistance value of the buffer layer high.
摘要:
A compound semiconductor device is provided with a first nitride semiconductor layer of a first conductivity type, a second nitride semiconductor layer of the first conductivity type which is formed over the first nitride semiconctor layer and being in contact with the first nitride semiconductor layer, a third nitride semiconductor layer of a second conductivity type being in contact with the second nitride semiconductor layer, a fourth nitride semiconductor layer of the first conductivity type being in contact with the third nitride semiconductor layer, and an insulating film insulating the first nitride semiconductor layer and the fourth nitride, semiconductor layer from each other. A source electrode is positioned inside an Outer edge of the insulating film in planar view.
摘要:
The method of manufacturing a semiconductor device includes forming an insulating film of a silicon compound-group insulation film; forming an opening in the insulation film, applying an active energy beam in an atmosphere containing hydrocarbon gas to form a barrier layer of a crystalline SiC, and forming an interconnection structure of copper in the opening with the barrier layer formed in.
摘要:
The method of manufacturing a semiconductor device includes forming an insulating film of a silicon compound-group insulation film; forming an opening in the insulation film, applying an active energy beam in an atmosphere containing hydrocarbon gas to form a barrier layer of a crystalline SiC, and forming an interconnection structure of copper in the opening with the barrier layer formed in.
摘要:
A method for manufacturing a compound semiconductor device so as to separate a first substrate from a compound semiconductor laminated structure which includes forming a first compound semiconductor layer over a first substrate containing AlxGa1-xN (0≦x
摘要翻译:一种制造化合物半导体器件的方法,用于将第一衬底与化合物半导体层叠结构分离,所述化合物半导体层叠结构包括在包含Al x Ga 1-x N(0& n 1; x 1)的第一衬底上形成第一化合物半导体层并具有第一带隙 ; 在包含AlyInzGa1-y-zN(0
摘要:
An HEMT includes, on an SiC substrate, a compound semiconductor layer, a silicon nitride (SiN) protective film having an opening and covering the compound semiconductor layer, and a gate electrode formed on the compound semiconductor layer so as to plug the opening. In the protective film, a projecting portion projecting from a side surface of the opening is formed at a lower layer portion 6a.