摘要:
A nonvolatile semiconductor storage device includes a semiconductor layer, a first insulating film formed on the semiconductor layer, a charge storage layer formed on the first insulating film and having fine metal grains, a second insulating film formed on the charge storage layer, and a gate electrode formed on the second insulating film. During a write operation, a differential voltage is applied across the gate electrode and the semiconductor layer to place the gate electrode at a lower voltage than the semiconductor layer and cause a positive electric charge to be stored in the charge storage layer.
摘要:
According to one embodiment, a nonvolatile semiconductor memory device includes a first stacked structure body, a first semiconductor layer, a first organic film, a first semiconductor-side insulating film, and a first electrode-side insulating film. The first stacked structure body includes a plurality of first electrode films stacked along a first direction and a first inter-electrode insulating film provided between the first electrode films. The first semiconductor layer is opposed to side faces of the first electrode films. The first organic film is provided between the side faces of the first electrode films and the first semiconductor layer and containing an organic compound. The first semiconductor-side insulating film is provided between the first organic film and the first semiconductor layer. The first electrode-side insulating film provided between the first organic film and the side faces of the first electrode films.
摘要:
According to one aspect of the present invention, there is provided a thin film solar cell comprising a substrate, a photoelectric conversion layer formed on said substrate, said photoelectric conversion layer having a thickness of 1 μm or less, and said photoelectric conversion layer comprising a p-type semiconductor layer, an n-type semiconductor layer, and are i-type semiconductor layer placed between said p-type semiconductor layer and said n-type semiconductor layer, a light-incident side electrode layer formed on a light-incident surface of said photoelectric conversion layer and a counter electrode layer formed on the surface opposite to the light-incident surface. Said light-incident side electrode layer has plural openings bored though said layer, and the thickness thereof is in the range of 10 nm to 200 nm. Each of said openings occupies an area of 80 nm2 to 0.8 μm2. The opening ratio is in the range of 10% to 66%.
摘要:
A refractive index variable element has a structure including a solid matrix, and one or more types of quantum dots dispersed in the solid matrix and having discrete occupied and unoccupied electron energy levels. The quantum dots perform a function of generating a pair of positive and negative charges upon irradiation with light, a function of trapping a positive charge, and a function of trapping a negative charge. The quantum dots performing the function of trapping a negative charge are selected from the group consisting of a combination of a negatively charged accepter and a positively charged atom, where the outermost electron shell of the positively charged atom is fully filled with electrons so that an additional electron occupies an upper different shell orbital when receives an electron, a metal chelate complex, and metallocene and derivatives thereof.
摘要:
Disclosed is a recording medium comprising a recording layer including a photo-acid generating agent that generates an acid upon irradiation with an actinic radiation and a polymer having a polymerizable substituent group bonded to a main chain of the polymer via a functional group that cleaves in the presence of the acid.
摘要:
A method of reading a pattern including steps of heating or irradiating with infrared light a substrate on which a transparent pattern is formed, the pattern containing a material capable of absorbing infrared light of specific wavelength such as polyacrylonitrile, and detecting infrared light which is radiated or reflected from the pattern.
摘要:
A reversible thermal recording medium comprises a composition containing a color former, a developer, a reversible material capable of reversibly changing the state of the composition by supplying heat energies with two different values, and, as required, a phase separation controller which permits changing the phase separation speed of the developer at temperatures in the vicinity of the melting point of the phase separation controller, at least 80% by weight of the reversible material being a sterol compound in which the carbon-to-carbon bond between 2- and 3-positions of the stroid skeleton is a single bond, the carbon-to-carbon bond between 3- and 4-positions of the steroid skeleton is a single bond, a hydroxyl group is attached to the carbon atom in at least the 3-position of the steroid skeleton, and a specified chemical structure is bonded at 16- and 17-positions of the stroid skeleton, and the phase separation controller being provided by a low molecular organic material, the maximum carbon chain length there of being at least 10.
摘要:
This invention relates to an apparatus for drying treatment of articles requiring the drying, and for rinsing and drying small glass tubes such as pipettes used in the chemical analysis or the like effectively.
摘要:
A nonvolatile semiconductor memory device of an embodiment includes: a semiconductor layer; a tunnel insulating film that is formed on the semiconductor layer and includes a first organic molecular film including first organic molecules each having an alkyl molecular chain as the main chain; a charge storage layer formed on the tunnel insulating film, the charge storage layer being made of an inorganic material; a block insulating film formed on the charge storage layer; and a control gate electrode formed on the block insulating film.
摘要:
A nonvolatile semiconductor memory device of an embodiment includes: a semiconductor layer; a tunnel insulating film formed on the semiconductor layer; an organic molecular layer that is formed on the tunnel insulating film, and includes first organic molecules and second organic molecules having a smaller molecular weight than the first organic molecules, the first organic molecules each including a first alkyl chain or a first alkyl halide chain having one end bound to the tunnel insulating film, the first organic molecules each including a charge storage portion bound to the other end of the first alkyl chain or the first alkyl halide chain, the second organic molecules each including a second alkyl chain or a second alkyl halide chain having one end bound to the tunnel insulating film; a block insulating film formed on the organic molecular layer; and a control gate electrode formed on the block insulating film.