Panasonic Intellectual Property Management Co., Ltd.

Panasonic Corporation

Ecole Polytechnique Federale De Lausanne

Panasonic Holdings Corporation

Ecole Polytechnique Féderale De Lausanne (epfl)

Taisuke Matsui

Michio Suzuka

Tomoyasu Yokoyama

Akio Matsushita

Kenji Kawano

Akira Tsujimoto

Takeyuki Sekimoto

Takashi Nishihara

Michael Graetzel

Takayuki Negami

Takashi Sekiguchi

Hiroshi Yokogawa

Teruaki Yamamoto

Shaik Mohammed Zakeeruddin

Maki Hiraoka

Ryosuke Kikuchi

Fumiyasu Oba

Yu Kumagai

Ryuusuke Uchida

Yoshiko Miyamoto

Michael Saliba

Konrad Domanski

Akihiko Tadamasa

Jiyoun Seo

Eri Yasuhara

Wolfgang Richard Tress

Ryusuke Uchida

The solar cell of the present disclosure includes a first electrode, a photoelectric conversion layer, an intermediate layer, a hole transport layer, and a second electrode in this order, wherein the hole transport layer includes a hole transport material and an oxidant, the photoelectric conversion layer includes a perovskite compound containing iodine, and the intermediate layer includes at least one selected from the group consisting of bromide, chloride, and fluoride.

Solar cell

A solar cell includes a first substrate, a first hole transport layer, a first photoelectric conversion layer containing a perovskite compound, and a second photoelectric conversion layer containing a photoelectric conversion material in this order. A band gap of the perovskite compound is greater than a band gap of the photoelectric conversion material. With respect to an absorption wavelength of the first photoelectric conversion layer, a refractive index nof the first hole transport layersatisfies refractive index of the first substrate≤n≤refractive index of the first photoelectric conversion layer. Further, with respect to a transmission wavelength of the first photoelectric conversion layerand an absorption wavelength of the second photoelectric conversion layer, a refractive index nof the first hole transport layersatisfies refractive index of the first substrate≤n≤refractive index of the first photoelectric conversion layer.

A solar cellincludes a substrate, a first electrode, an electron transport layer, a first photoelectric conversion layer, and a coating layer. The first photoelectric conversion layeris disposed between the first electrodeand the substrate. The substratehas a first main surface and a second main surface, and the second main surface has an uneven structure. The electron transport layerhas a first main surface and a second main surface, and the first main surface and the second main surface each have an uneven structure. The first photoelectric conversion layerhas a first main surface and a second main surface. The second main surface of the substratefaces the first main surface of the electron transport layer

A solar cell according to the present disclosure includes a first electrode, a second electrode, a photoelectric conversion layer located between the first electrode and the second electrode, and a semiconductor layer located between the first electrode and the photoelectric conversion layer, in which at least one selected from the group consisting of the first electrode and the second electrode is translucent, and the semiconductor layer contains a compound containing Na, Zn, and O.

A light-absorbing material contains a compound represented by the composition formula HC(NH)SnIand having a perovskite structure. A solid-stateH-NMR spectrum, which is obtained byH-N HMQC measurement in two-dimensional NMR at 25&#xb0; C., of the compound includes a first peak at 6.9 ppm and a second peak at 7.0 ppm. A peak intensity of the first peak is equal to 80% or more of a peak intensity of the second peak.

Light-absorbing material containing compound with perovskite structure and solar cell including the same

A perovskite material including an organic-inorganic perovskite structure of formula (I), AMX(I), n being the number of cation A and an integer &#x3e;4, A being a monovalent cation selected from inorganic cations Ai and/or from organic cations Ao, M being a divalent metal cation or a combination thereof, X being a halide and/or pseudohalide anion or a combination thereof, wherein at least one cation A is selected from organic cations Ao, the inorganic cations Ai are independently selected from Li, Na, K, Rb, Cs, or Tland the organic cations Ao are independently selected from ammonium (NH), methyl ammonium (MA) (CHNH), ethyl ammonium (CHCHNH), formamidinium (FA) (CH(NH)), methylformamidinium (CHC(NH)), guanidium (C((NH))), tetramethylammonium ((CH)N), dimethylammonium ((CH)NH) or trimethylammonium ((CH)NH).

Mixed cation perovskite solid state solar cell and fabrication thereof

A photosensor includes a first electrode, a second electrode that opposes the first electrode, and a photoelectric conversion layer that is disposed between the first electrode and the second electrode and converts incident light into electric charges. At least one electrode selected from the group consisting of the first electrode and the second electrode is light-transmissive. The photoelectric conversion layer contains a perovskite compound. The fluorescence spectrum of the perovskite compound has a first peak at a first wavelength and a second peak at a second wavelength that is longer than the first wavelength. The photoelectric conversion layer is in ohmic contact with each of the first electrode and the second electrode.

Photosensor including photoelectric conversion layer containing perovskite compound, and optical detection device including the same

The present disclosure provides a photoabsorber containing:

Photoabsorber and solar cell comprising the same

Provided is a solar cell comprising a first electrode; a second electrode; a perovskite photoabsorber layer located between the first electrode and the second electrode; a first semiconductor layer located between the first electrode and the photoabsorber layer; and a second semiconductor layer located between the second electrode and the photoabsorber layer. At least one electrode selected from the group consisting of the first electrode and the second electrode is light-transmissive. The first semiconductor layer contains Li. The second semiconductor layer contains LiN(SOCF). The second semiconductor layer contains poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine]. In the second semiconductor layer, a molar ratio of LiN(SOCF)to poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine] is not less than 0.15 and not more than 0.26.

A substrate with a transparent conductive layer () of the present invention includes a substrate () and a transparent conductive layer () disposed on the substrate (). The transparent conductive layer () has a conductive region () and a non-conductive region (). The conductive region () contains conductive fine particles () and a resin matrix (). The non-conductive region () contains conductive fine particles () and the resin matrix (). A haze value in the non-conductive region () is larger than a haze value in the conductive region ().

Substrate with transparent conductive layer and organic electroluminescence device

A transparent conductive film includes a first transparent resin layer including a plurality of thin metallic wires, a second transparent resin layer containing a conductive polymer, and a third transparent resin layer provided between the first transparent resin layer and the second transparent resin layer. The second transparent resin layer contains a resin which is soluble in water, and the third transparent resin layer contains a resin which is insoluble in water or has water resistance. The third transparent resin layer can suppress mixing of the second transparent resin layer with the first transparent resin layer and can make the second transparent resin layer less likely to be damaged by the first transparent resin layer. Therefore, a surface of the second transparent resin layer is made smooth and electrical conductivity is made uniform.

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Osaka, Japan

Taisuke Matsui