Abstract: An organic EL device includes a first emitting layer and a second emitting layer, in which the first emitting layer contains a first host material, the second emitting layer contains a second host material, the first emitting layer at least contains a first emitting compound that emits light having a maximum peak wavelength of 500 nm or less, the second emitting layer at least contains a second emitting compound that emits light having a maximum peak wavelength of 500 nm or less, a total of a film thickness of the first emitting layer and a film thickness of the second emitting layer is 20 nm or less, and a triplet energy of the first host material T1(H1) and a triplet energy of the second host material T1(H2) satisfy a relationship of (Numerical Formula 1): T1(H1) greater than T1(H2).

Abstract: A compound is represented by a formula (1) below, in which k is an integer of 0 or more, m is an integer of 1 or more, n is an integer of 2 or more. L is a substituted or unsubstituted aromatic hydrocarbon ring having 6 to 30 ring carbon atoms, CN is a cyano group, and D1 and D2 are each independently represented by one of a formula (2), a formula (3) and formula (3x) below, D1 and D2 being optionally mutually the same or different.

Abstract: A mixed powder for an organic electroluminescence device, including a first organic compound and a second organic compound, and being solid at ordinary temperatures and pressures, wherein the organic electroluminescence device includes a cathode, an anode, and an emitting layer arranged between the cathode and the anode, and the emitting layer includes a compound C2 having delayed fluorescence, and each of the first organic compound and the second organic compound is a compound selected from the group consisting of a fluorescent emitting compound C1, the compound C2, and a compound C3 different from both the compound C1 and the compound C2, and they have the specific combination, wherein when MOL1 [mol %] is used as the molar concentration of the first organic compound in the mixed powder and MOL2 [mol %] is used as the molar concentration of the second organic compound in the mixed powder, MOL1 [mol %] and MOL2 [mol %] satisfy the following formula (1), wherein when M1 [kg/mol] is used as the molecular weigh

Abstract: Provided is a photoelectric conversion module capable of improving bonding strength between photoelectric conversion elements adjacent to each other. The photoelectric conversion module (100) comprises a first photoelectric conversion element (10a) including a collector electrode (30a) and a second photoelectric conversion element (10b) including a conductive substrate (20b). The first photoelectric conversion element (10a) and the second photoelectric conversion element (10b) are arranged side by side so as to partially overlap each other. The photoelectric conversion module comprises a conductor (200) electrically connecting the collector electrode (30a) of the first photoelectric conversion element (10a) and the conductive substrate (20b) of the second photoelectric conversion element (10b) to each other. The conductor (200) is provided from a region of the collector electrode (30a) of the first photoelectric conversion element (10a) to a region outside the collector electrode (30a).

Abstract: Provided are a compound for further improving the capability of an organic EL device, an organic electroluminescent device having a further improved device capability, and an electronic device including such an organic electroluminescent device, in which the compound is represented by the following formula (1): [in formula (1), N*, *a1, *a3, *b1, m, n, R1A to R5A, R1B to R5B, R11B to R14B, R21A to R25A, R21B to R24B, L, Ar1, Ar2 and Ar3 are as defined in the description], the organic electroluminescent device is an organic electroluminescent device including the compound, and the electronic device is an electronic device including such an organic electroluminescent device.

Abstract: An organic EL device includes an anode, a cathode, and an emitting layer interposed between the anode and the cathode, in which the emitting layer includes a delayed fluorescent compound M2 and a compound M3 represented by a formula (100), and a singlet energy S1(M2) of the compound M2 and a singlet energy S1(M3) of the compound M3 satisfy a numerical formula (Numerical Formula 1). In the formula (100), X1 is an oxygen atom or a sulfur atom, C1 is a carbon atom, R11 to R18, R2, R31, R32, R34, R35, R4 and R45 to R48 are each independently a hydrogen atom, substituent or the like, n is 1, 2, or 3. When L1 is a single bond, n is 1, k is 1, 2, or 3, m is 2, 3, or 4, k+m=5, and L1 is a single bond or linking group.

Abstract: A compound may have formula (1): D11 and D12 independently being a group of formula (11), (12), or (13): At least one D11 may be a group of formula (12) or (13). R may be, for instance, a hydrogen atom or an aryl group.

Abstract: An organic electroluminescence device, comprising: a cathode; an anode; and an emitting layer disposed between the cathode and the anode, wherein the emitting layer includes a compound represented by the following formula (1) and a compound represented by the following formula (11), provided that at least one of Ar101 and Ar102 is a monovalent group represented by the following formula (12).

Abstract: A lubricating oil composition that satisfies the fuel efficiency with a low viscosity and a low traction coefficient, the wear resistance, the usability with a high flash point, and the low temperature fluidity, at high levels, having a base oil having a kinematic viscosity at 40° C. of 3.000 mm2/s or more and 20.000 mm2/s or less as a component (A); and a base oil having a kinematic viscosity at 40°° C. of 100.000 mm2/s or more and 2000.000 mm2/s or less as a component (B), the component (A) having a flash point of 180° C. or more, the lubricating oil composition having a content of the component (B) of 0.01% by mass or more and 2.00% by mass or less based on the total amount of the lubricating oil composition, a lubricating method using the same, and a transmission including the same.

Abstract: Specific compounds, a material, preferably an emitter material, may be suitable for an organic electroluminescence device, and be of formula (I): An organic electroluminescence device may include such compounds. An electronic equipment may include such an organic electroluminescence device. A light emitting layer may include at least one host and at least one dopant, the dopant including at least one of such compounds. Such compounds may be used in an organic electroluminescence device.

Abstract: Provided is a highly convenient vehicle lending service. Included are first reception means (111) for receiving registration of a subscription member, second reception means (112) for receiving registration of a car share member, storage means (120) for storing registration information that sets a user as the subscription member based on the reception performed by the first reception means (111) and storing registration information that sets the user as the car share member based on the reception performed by the second reception means (112), and payment means (170) for executing payment processing for a usage fee for subscription and executing payment processing for a usage fee for car share. The storage means (120) is allowed to store, based on the reception performed by the first reception means (111), registration information that sets the user as the car share member while setting the user as the subscription member.

Abstract: A compound represented by the following formula (1), wherein in the formula (1), at least one of R1 to R8 is a group represented by the following formula (2).

Abstract: A resin composition comprising a resin(S) comprising: a polyerytene other (A) having a ratio of peak integral value of 3.80 to 3.92 ppm relative to a peak integral value of 6.20 to 6.72 ppm being 0.05 to 5.0%, in 1H-NMR spectrum obtained by 1H-NMR spectrum measurement using deuterated chloroform as a solvent, and a thermoplastic resin (B), and an inorganic filler (C).

Abstract: The present invention provides a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic appliance including such an organic electroluminescent device. Provided is a compound represented by the following formula (1): [In the formula (1), N*, *a1 to *a3, *b1 to *b3, *p1, m1 to m3, n1 to n3, R1A to R5A, R1B to R5B R11A to R15A, R11B to R15B, R21A to R25A, R21B to R25B, R31 to R35, R36 to R39, R40 to R43, R44 to R48, Ar1, and Ar2 are as defined in the description], an organic electroluminescent device containing the compound, and an electronic appliance including such an organic electroluminescent device.

Abstract: Specific compounds represented by formula (I), a material for an organic electroluminescence device comprising said specific compound, an organic electroluminescence device comprising said specific compound, an electronic equipment comprising said organic electroluminescence device and the use of said compounds in an organic electroluminescence device.

Abstract: The present invention is to provide a compound that further improves the performance of an organic EL device, an organic electroluminescent device having further improved device performance, and an electronic device including such an organic electroluminescent device. Provided is a compound represented by the following formula (1) (the signs in the formula are as defined in the description), an organic electroluminescent device containing the compound, and an electronic device including such an organic electroluminescent device.

Abstract: A compound is represented by a formula (1) below. In the formula (1): Ra and Rb not forming a ring are a substituent or the like; a combination of R5 and R6, combination of R6 and R7, or combination of R7 and R8 form a ring represented by a formula (10). In this case, positions a1 and b1, positions a2 and b1, or positions a3 and b1 are fused with each other. One or more of R1 to R4, R5 to R8 not forming a ring, and R9 to R12 are a substituent Rx. One or more of R4 to R6, R8, R9 and R12 not being Rx are a substituent Ry, and R1 to R12 other than Rx and Ry are a hydrogen atom or substituent. At least one hetero atom of when the substituent is a heterocyclic group only includes one or more of oxygen, sulfur and silicon.

Abstract: A compound represented by a formula (1). In the formula (1), HAr1 is a group represented by one of formulae (A) to (F) below.

Abstract: Provided are a technique related to a CO2 electrolysis device that is more excellent in production efficiency for producing a reduction product (CO or the like) from CO2, and a technique related to a CO2 electrolysis device that can suppress a decrease in CO2 reduction efficiency and be stably operated. An aspect of the present invention is a CO2 electrolysis device including an electrode material. The CO2 electrolysis device includes: a support including a conductive carrier and a catalyst supported on the conductive carrier, the catalyst including any one or more of particles of a metal complex, a metal, or an inorganic compound; and an anion exchange resin covering a part or the whole of the surface of the support and including an ionomer of the following formula (1): where m and n represent natural numbers of 1 to 200.

Abstract: A thermosetting composition comprising: (A) a compound represented by the formula (A2) or (A3), (B) a thermal polymerization initiator, and (E) an inorganic filler.