Abstract: The light-emitting device includes: a substrate which has a single layer structure in which a conductive member is partially provided on a surface of the substrate; a plurality of light-emitting elements which are directly provided on the surface of the substrate so as to be electrically connected with the conductive member; a first light reflection resin layer; a second light reflection resin layer which is provided in a looped shape on the surface of the substrate so as to surround an area in which the plurality of light-emitting elements are provided; and a sealing resin which covers the plurality of light-emitting elements.

Abstract: A substrate-type LED light source (10) includes: at least one blue LED chip (2) which has an emission peak in a range from 400 nm to 480 nm so as to correspond to a blue light region absorption peak of chlorophyll; a red phosphor (7b) which emit, upon receiving excitation light from the at least one blue LED chip (2), light having a peak wavelength in a range from 620 nm to 700 nm so as to correspond to a red light region absorption peak of chlorophyll; and a resin layer (7) in which the red phosphor 7b is dispersed and which covers the at least one blue LED chip (2).

Abstract: The present invention relates to a divalent europium-activated nitride red light emitting phosphor substantially represented by a general formula: (MI1-xEux)MIISiN3 (1) (in the formula (1), MI is an alkaline-earth metal element and represents at least one element selected from the group consisting of Mg, Ca, Sr, and Ba; MII is a trivalent metal element and represents at least one element selected from the group consisting of Al, Ga, In, Sc, Y, La, Gd, and Lu; and x is the number satisfying 0.001?x?0.10), in which the electrical conductivity of a supernatant liquid of the solution containing 10 parts by mass of pure water with respect to 1 part by mass of the red light emitting phosphor is not more than 10 mS/cm.

Abstract: A phosphor as a divalent europium-activated oxynitride green light emitting phosphor which is a ?-type SiAlON substantially represented by a general formula (A): EuaSibAlcOdNe (where a, b, c, d, and e are numbers satisfying 0.005?a?0.4, b+c=12, and d+e=16), and having an average particle size (d1) (determined by an air permeability method) of 9 to 16 ?m, a median diameter (50% D) in particle size distribution of 12.5 to 35 ?m, 50% D/d1 of 1.4 to 2.2, and an absorptance at 600 nm of not more than 8.0%, and a light emitting apparatus, a BL light source apparatus, and a liquid crystal display device using the same are provided, to provide a light emitting apparatus with a high efficiency and a stable characteristic and a liquid crystal display apparatus using the same by using the ?-type SiAlON having controlled dispersibility and improved transparency.

Abstract: The light-emitting device includes: a substrate which has a single layer structure in which a conductive member is partially provided on a surface of the substrate; a plurality of light-emitting elements which are directly provided on the surface of the substrate so as to be electrically connected with the conductive member; a first light reflection resin layer; a second light reflection resin layer which is provided in a looped shape on the surface of the substrate so as to surround an area in which the plurality of light-emitting elements are provided; and a sealing resin which covers the plurality of light-emitting elements.

Abstract: An inhalation device for transpulmonary administration comprises: a chamber (16) for containing a pharmaceutical composition which is pulverized into fine particles by an air-generated impact for dispersal in air; an air inlet flow path (2) for introducing to the chamber (16) outside air to apply the air-generated impact to the pharmaceutical composition and for injecting the outside air toward the pharmaceutical composition; an inhalation flow path (1) for inhaling the pulverized pharmaceutical composition; a housing (9) for accommodating the chamber (16), the air inlet flow path (2), and the inhalation flow path (1); a mouthpiece (10) provided at one end of the housing (9), the mouthpiece (9) being provided with a mouth-side flow path (11) which communicates with the inhalation flow path (1), and an auxiliary flow path (12).

Abstract: An inhalation device for transpulmonary administration comprises: a chamber (16) for containing a pharmaceutical composition which is pulverized into fine particles by an air-generated impact for dispersal in air; an air inlet flow path (2) for introducing to the chamber (16) outside air to apply the air-generated impact to the pharmaceutical composition and for injecting the outside air toward the pharmaceutical composition; an inhalation flow path (1) for inhaling the pulverized pharmaceutical composition; a housing (9) for accommodating the chamber (16), the air inlet flow path (2), and the inhalation flow path (1); a mouthpiece (10) provided at one end of the housing (9), the mouthpiece (9) being provided with a mouth-side flow path (11) which communicates with the inhalation flow path (1), and an auxiliary flow path (12).

Abstract: The present invention provides a powdery fire retardant which enables an excellent fire retardant foam to be easily prepared. The present invention also provides a method of preparing a fire retardant foam by using the powdery fire retardant.