Abstract: A novel ionic liquid is provided. A highly safe secondary battery with high charge and discharge capacity is provided. The ionic liquid includes a cation represented by General Formula (G1) and an anion represented by Structural Formula (200). In the formula, X1 to X3 each independently represent any one of fluorine, chlorine, bromine, and iodine. One of X1 to X3 may be hydrogen. In addition, n and m each independently represent 0 to 5. Furthermore, a secondary battery including the above-described ionic liquid is provided.

Abstract: A secondary battery with little deterioration is provided. A secondary battery with high safety is provided. A separator having excellent characteristics is provided. A separator achieving the secondary battery with high safety is provided. A novel separator is provided. In the separator, a polymer porous film and a layer including a ceramic-based material containing a metal oxide microparticle are stacked, the thickness of the layer including a ceramic-based material is greater than or equal to 1 ?m and less than or equal to 100 ?m, and the film thickness of the polymer porous film is greater than or equal to 4 ?m and less than or equal to 50 ?m.

Abstract: A lithium-ion secondary battery with high capacity and excellent charge and discharge cycle performance is provided. A secondary battery with high capacity is provided. A secondary battery with excellent charge and discharge characteristics is provided. A secondary battery in which a reduction in capacity is inhibited even when a state being charged with a high voltage is held for a long time is provided. A secondary battery includes a positive electrode, a negative electrode, and an electrolyte, and the amount of moisture in the electrolyte is less than 1000 ppm.

Abstract: An object is to provide a nonaqueous solvent, a secondary battery, or a vehicle having a wide usable temperature range and high heat resistance. The nonaqueous solvent of the present invention contains an ionic liquid at greater than or equal to 50 vol % and less than or equal to 95 vol % and a fluorinated cyclic carbonate, and the ionic liquid contains an imidazolium cation. The nonaqueous solvent of the present invention has low viscosity at low temperatures and high heat resistance, thereby having a wide usable temperature range.

Abstract: Interface contact between a polymer electrolyte and an active material layer is improved. A secondary battery with improved discharge capacity is provided. The secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer between the positive electrode and the negative electrode. The positive electrode includes a positive electrode active material, a first lithium-ion conductive polymer, a first lithium salt, and a conductive material over a positive electrode current collector. The electrolyte layer includes a second lithium-ion conductive polymer and a second lithium salt. The conductive material is preferably graphene. The negative electrode preferably includes a negative electrode active material, a third lithium-ion conductive polymer, a third lithium salt, and a second conductive material over a negative electrode current collector.

Abstract: A storage battery that is less likely to be affected by the ambient temperature is provided. A storage battery that can be charged and discharged at low temperatures is provided. In the storage battery, a secondary battery that can be charged and discharged at low temperatures is provided adjacent to a general secondary battery. The storage battery having such a structure can use, as an internal heat source in a low temperature environment, heat generated by charging and discharging of the secondary battery that can be charged and discharged at low temperatures. Specifically, the storage battery includes a first lithium-ion secondary battery and a second lithium-ion secondary battery adjacent to each other. The first lithium-ion secondary battery contains at least one of an ionic liquid, a molecular crystalline electrolyte, a semi-solid-state electrolyte, an all-solid-state electrolyte, and lithium titanate. The second lithium-ion secondary battery contains an organic electrolyte solution.

Abstract: According to one embodiment, an exercise garment with a crotch part includes a main body portion formed from a material having stretchability; and a tightening portion having higher tightening force than the main body portion, in which the tightening portion includes a pair of right and left first tightening portions respectively covering an approximately triangular region formed by the upper part of the hip, the lateral side of the lumbar region, and the vicinity of a position corresponding to the greater trochanter as the apex of the triangular region, in the right and left sides of the wearer. The first tightening portions include plural partitioned tightening portions extending in the vertical direction and adjoining in the width direction. The partitioned tightening portions are formed such that the directions of high stretchability in the respective partitioned tightening portions approach closer to one another toward the lower side.

Abstract: According to one embodiment, an exercise garment with a crotch part includes a main body portion formed from a material having stretchability; and a tightening portion having higher tightening force than the main body portion, in which the tightening portion includes a pair of right and left first tightening portions respectively covering an approximately triangular region formed by the upper part of the hip, the lateral side of the lumbar region, and the vicinity of a position corresponding to the greater trochanter as the apex of the triangular region, in the right and left sides of the wearer. The first tightening portions include plural partitioned tightening portions extending in the vertical direction and adjoining in the width direction. The partitioned tightening portions are formed such that the directions of high stretchability in the respective partitioned tightening portions approach closer to one another toward the lower side.

Abstract: On the basis of a state of multicast packets which are transmitted among a plurality of terminals connected via a network, a terminal, which determines a receive order for maintaining an identical order of multicast packets to be received by the plurality of terminals, is selected. Upon transmitting a multicast packet from one of the plurality of terminals, the receive order informed from the selected terminal is appended to that multicast packet.

Abstract: In an electronic conference system, a speaker's equipment acquires information regarding the audience's equipment from the audience's equipment, produces presentation data for transmission suitable for the audience's equipment, by applying a prescribed processing to the presentation data according to the information regarding the audience's equipment, and transmits the presentation data for transmission to the audience's equipment, such that the presentation data can be displayed correctly even at the audience's equipments which have display capabilities different from that of the speaker's equipment.

Abstract: On the basis of a state of multicast packets which are transmitted among a plurality of terminals connected via a network, a terminal, which determines a receive order for maintaining an identical order of multicast packets to be received by the plurality of terminals, is selected. Upon transmitting a multicast packet from one of the plurality of terminals, the receive order informed from the selected terminal is appended to that multicast packet.