Abstract: A disclosed lithium secondary battery includes a positive electrode (11), a negative electrode (12), a separator (50) disposed between the positive electrode (11) and the negative electrode (12), and a non-aqueous electrolyte having lithium ion conductivity. The negative electrode (12) is an electrode on which lithium metal is deposited during charging and from which the lithium metal dissolves during discharging. The separator (50) includes a substrate (51) and a spacer (53). The spacer (53) is disposed on the negative electrode (12) side with respect to the substrate (51). The spacer (53) includes line-shaped protrusions arranged in a mesh pattern. The mesh pattern includes a lacking part connecting regions within adjacent meshes.

Abstract: A disclosed lithium secondary battery includes a positive electrode (11), a negative electrode (12), a separator (50) disposed between the positive electrode (11) and the negative electrode (12), and a non-aqueous electrolyte having lithium ion conductivity. The negative electrode (12) is an electrode on which lithium metal is deposited during charging and from which the lithium metal dissolves during discharging. The separator (50) includes a substrate (51) and a spacer (53). The spacer (53) is disposed on the positive electrode side with respect to the substrate (51). The spacer (53) includes line-shaped protrusions arranged in a mesh pattern. The mesh pattern includes a lacking part connecting regions within adjacent meshes.

Abstract: A disclosed lithium secondary battery includes a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode, and a non-aqueous electrolyte having lithium ion conductivity. The negative electrode is an electrode on which lithium metal is deposited during charging and from which the lithium metal dissolves during discharging. The separator includes a substrate, a heat-resistant layer, and a spacer. The heat-resistant layer is formed on at least one main surface selected from two main surfaces of the substrate. The spacer is disposed on the positive electrode side with respect to the substrate and the heat-resistant layer. An average height of the spacer is larger than a sum of an average thickness of the substrate and an average thickness of the heat-resistant layer.

Abstract: A disclosed lithium secondary battery includes a positive electrode (11), a negative electrode (12), a separator (50) disposed between the positive electrode (11) and the negative electrode (12), and a non-aqueous electrolyte having lithium ion conductivity. The negative electrode (12) is an electrode on which lithium metal is deposited during charging and from which the lithium metal dissolves during discharging. The separator (50) includes a substrate (51), a heat-resistant layer (52), and a spacer (53). The heat-resistant layer (52) is formed on at least one main surface selected from two main surfaces of the substrate (51). The spacer (53) is disposed on the negative electrode (12) side with respect to the substrate (51) and the heat-resistant layer (52). An average height of the spacer (53) is larger than a sum of an average thickness of the substrate and an average thickness of the heat-resistant layer.

Abstract: A lithium secondary battery includes a positive electrode, a negative electrode facing the positive electrode, a separator disposed between the positive electrode and the negative electrode, a nonaqueous electrolyte having lithium ion conductivity, and a spacer disposed between the negative electrode and the separator. Lithium metal deposits on the negative electrode during charging and the lithium metal dissolves from the negative electrode during discharging. The spacer has a plurality of spot-like projection portions.

Abstract: Provided is a PTFE powder that is in a dry state, wherein the percentage of fibrous particles which have an aspect ratio of 1.5 or higher with respect to all particles is 20-60%, and the average major axis size of the fibrous particles is 1-20 ?m. A PTFE powder according to another embodiment of the present invention is in a dry state, wherein the percentage of fibrous particles which have an aspect ratio of 5 or higher with respect to all particles is 60% or more, and the average minor axis size of the fibrous particles is 1-20 ?m.

Abstract: A lithium secondary battery includes a positive electrode, a negative electrode disposed opposed to the positive electrode, a separator interposed between the positive electrode and the negative electrode, a non-aqueous electrolyte having a lithium ion conductivity, and a spacer interposed between the negative electrode and the separator. A lithium metal deposits on the negative electrode during charging, and the lithium metal dissolves from the negative electrode during discharging. The spacer has a net structure formed with a plurality of lined projected portions.

Abstract: With respect to this electrode, the coverage of the surface of a coated active material by a conductive material is from 10% to 60%; the mixture resistance of a electrode mixture material is 20 ?cm or less in cases where the electrode mixture material is divided into three equal parts in the thickness direction, namely into a first region, a second region and a third region from a core material side, the content (a) of a PTFE powder in the first region, the content (b) of the PTFE powder in the second region and the content (c) of the PTFE powder in the third region satisfy ?10%?(c?a)/(a+b+c)?10%.

Abstract: This secondary battery electrode is provided with a core material configured from a metal foil that softens at less than or equal to 200° C. and an electrode mixture sheet which is bonded on the surface of the core material. The electrode mixture sheet includes an active material and a fibrous binder, and the active material bites into the core material, with the maximum bite depth at least 30% of the thickness of the core material. The fibrous binder may for example have polytetrafluoroethylene as the main component.

Abstract: According to this method for producing an electrode, a fibrous binder is produced by fibrillating a particulate binder, which has a volume-based median diameter of from 5 to 100 µm, by means of the application of a shear force, and an electrode mixture is produced by mixing the fibrous binder with an active material, said electrode mixture having a solid content concentration of substantially 100%. It is preferable that the fibrillation is carried out so that the breaking peripheral velocity ratio of the electrode mixture is 8 or more. In addition, an electrode mixture sheet is produced by shaping the electrode mixture into a sheet form by rolling, and the electrode mixture sheet is subsequently bonded to a core material.

Abstract: This electrode for secondary batteries is provided with a core material and an electrode mixture sheet that is bonded to the surface of the core material. The electrode mixture sheet contains an active material, a fibrous first binder and a particulate second binder; and the second binder is mainly composed of a polyvinylidene fluoride, while having a volume-based median diameter of 50 µm or less. The first binder is mainly composed, for example, of a polytetrafluoroethylene.

Abstract: To provide a technology for offering new communication and entertainment options using speakers that are flexible enough to change their shapes. There is provided an electroacoustic transducer including an oscillator formed in a film shape, a detection section adapted to detect the apparent change in shape of the oscillator resulting from a user's act, and an audio output section adapted to output audio based on audio data stored in a given storage area via the oscillator if the change in shape is detected.

Abstract: To provide a technology for offering new communication and entertainment options using speakers that are flexible enough to change their shapes. There is provided an electroacoustic transducer including an oscillator formed in a film shape, a detection section adapted to detect the apparent change in shape of the oscillator resulting from a user's act, and an audio output section adapted to output audio based on audio data stored in a given storage area via the oscillator if the change in shape is detected.

Abstract: A semiconductor apparatus in which a conducting path formed from organic semiconductor molecules as a material has a novel structure and exhibits high mobility, and a manufacturing method for fabricating the same are provided. Fine particles that include a conductor or a semiconductor and organic semiconductor molecules, are alternately bonded through a functional group at both terminals of the organic semiconductor molecules to form a conducting path in a network form such that the conducting path in the fine particles and the conducting path in the organic semiconductor molecules are two-dimensionally or three-dimensionally linked together.

Abstract: A semiconductor apparatus in which a conducting path formed from organic semiconductor molecules as a material has a novel structure and exhibits high mobility, and a manufacturing method for fabricating the same are provided. Fine particles that include a conductor or a semiconductor and organic semiconductor molecules, are alternately bonded through a functional group at both terminals of the organic semiconductor molecules to form a conducting path in a network form such that the conducting path in the fine particles and the conducting path in the organic semiconductor molecules are two-dimensionally or three-dimensionally linked together.

Abstract: A semiconductor device and method for manufacturing the same are provided. The semiconductor device includes conductor or semiconductor fine particles, and organic semiconductor molecules bonded to the fine particles to form a conductive path, the conductivity of the conductive path being controlled by an electric field. In the semiconductor device, protective film molecules bonding to the adjacent fine particles bond to each other to form the organic semiconductor molecules which connect the fine particles to each other.

Abstract: A semiconductor apparatus in which a conducting path formed from organic semiconductor molecules as a material has a novel structure and exhibits high mobility, and a manufacturing method for fabricating the same are provided. Fine particles that include a conductor or a semiconductor and organic semiconductor molecules, are alternately bonded through a functional group at both terminals of the organic semiconductor molecules to form a conducting path in a network form such that the conducting path in the fine particles and the conducting path in the organic semiconductor molecules are two-dimensionally or three-dimensionally linked together.

Abstract: A semiconductor apparatus in which a conducting path formed from organic semiconductor molecules as a material has a novel structure and exhibits high mobility, and a manufacturing method for fabricating the same are provided. Fine particles that include a conductor or a semiconductor and organic semiconductor molecules, are alternately bonded through a functional group at both terminals of the organic semiconductor molecules to form a conducting path in a network form such that the conducting path in the fine particles and the conducting path in the organic semiconductor molecules are two-dimensionally or three-dimensionally linked together.

Abstract: An electrorheological fluid device and an electronic apparatus, which realize various hardness or tension in a portion of the device or apparatus to which a human body touches, enabling application to a product that needs to have portability. An electrorheological fluid device is formed by including: a container capable of containing fluid internally; a pair of electrodes having flexibility, disposed in the container so as to oppose each other; and an electrorheological fluid having an elastic property changeable in accordance with an electric field generated between the electrodes, the electrorheological fluid being contained in the container and disposed between the electrodes. By using the electrorheological fluid device to various electronic apparatus, the hardness, tension, texture, shape, or the like of the apparatus can be electrically controlled.

Abstract: A semiconductor device and method for manufacturing the same are provided. The semiconductor device includes conductor or semiconductor fine particles, and organic semiconductor molecules bonded to the fine particles to form a conductive path, the conductivity of the conductive path being controlled by an electric field. In the semiconductor device, protective film molecules bonding to the adjacent fine particles bond to each other to form the organic semiconductor molecules which connect the fine particles to each other.