摘要:
A nitride-based semiconductor light-emitting diode capable of suppressing complication of a manufacturing process while improving light extraction efficiency from a light-emitting layer and further improving flatness of a semiconductor layer is obtained. This nitride-based semiconductor light-emitting diode (30) includes a substrate (11) formed with a recess portion (21) on a main surface and a nitride-based semiconductor layer (12) having a light-emitting layer (14) on the main surface and including a first side surface (12a) having a (000-1) plane formed to start from a first inner side surface (21a) of the recess portion and a second side surface (12b) formed at a region opposite to the first side surface with the light-emitting layer therebetween to start from a second inner side surface (21b) of the recess portion on the main surface.
摘要:
A nitride-based semiconductor light-emitting device capable of suppressing complication of a manufacturing process and reduction of luminous efficiency is obtained. This nitride-based semiconductor light-emitting device (50) includes a nitride-based semiconductor device layer (23) formed on a main surface of a (1-100) plane of a substrate (21), having a light-emitting layer (26) having a main surface of a (1-100) plane, a facet (50a) formed on an end of a region including the light-emitting layer (26) of the nitride-based semiconductor device layer (23), formed by a (000-1) plane extending in a direction substantially perpendicular to the main surface ((1-100) plane) of the light-emitting layer (26), and a reflection surface (50c) formed on a region opposed to the facet (50a) of the (000-1) plane, formed by a growth surface of the nitride-based semiconductor device layer (23), extending in a direction inclined at an angle θ1 (about) 62° with respect to the facet (50a).
摘要:
A nitride-based semiconductor light-emitting device capable of suppressing complication of a manufacturing process and reduction of luminous efficiency is obtained. This nitride-based semiconductor light-emitting device (50) includes a nitride-based semiconductor device layer (23) formed on a main surface of a (1-100) plane of a substrate (21), having a light-emitting layer (26) having a main surface of a (1-100) plane, a facet (50a) formed on an end of a region including the light-emitting layer (26) of the nitride-based semiconductor device layer (23), formed by a (000-1) plane extending in a direction substantially perpendicular to the main surface ((1-100) plane) of the light-emitting layer (26), and a reflection surface (50c) formed on a region opposed to the facet (50a) of the (000-1) plane, formed by a growth surface of the nitride-based semiconductor device layer (23), extending in a direction inclined at an angle θ1 (about) 62° with respect to the facet (50a).
摘要:
A method of manufacturing a semiconductor laser device comprises steps of forming a first semiconductor laser device substrate having first grooves for cleavage on a surface thereof, bonding a second semiconductor laser device substrate onto the surface side having the first grooves and thereafter cleaving the first and second semiconductor laser device substrates along at least the first grooves.
摘要:
A semiconductor laser diode apparatus capable of suppressing difficulty in handling of the semiconductor laser diode also when the width of a semiconductor laser diode portion is small is obtained. This method of fabricating a semiconductor laser diode apparatus includes steps of forming a plurality of first semiconductor laser diode portions on a first substrate at a prescribed interval in a second direction intersecting with a first direction in which cavities extend, bonding one or some of the plurality of first semiconductor laser diode portions to a second substrate, separating the one or some of the plurality of first semiconductor laser diode portions bonded to the second substrate from the first substrate; and dividing the second substrate along the second direction.
摘要:
A semiconductor laser diode apparatus capable of suppressing difficulty in handling of the semiconductor laser diode also when the width of a semiconductor laser diode portion is small is obtained. This method of fabricating a semiconductor laser diode apparatus includes steps of forming a plurality of first semiconductor laser diode portions on a first substrate at a prescribed interval in a second direction intersecting with a first direction in which cavities extend, bonding one or some of the plurality of first semiconductor laser diode portions to a second substrate, separating the one or some of the plurality of first semiconductor laser diode portions bonded to the second substrate from the first substrate; and dividing the second substrate along the second direction.
摘要:
A method of manufacturing a semiconductor laser device comprises steps of forming a first semiconductor laser device substrate having first grooves for cleavage on a surface thereof, bonding a second semiconductor laser device substrate onto the surface side having the first grooves and thereafter cleaving the first and second semiconductor laser device substrates along at least the first grooves.
摘要:
A method of manufacturing a semiconductor device includes steps of forming a semiconductor device layer on an upper surface of a substrate including the upper surface, a lower surface and a dislocation concentrated region arranged so as to part a first side closer to the upper surface and a second side closer to the lower surface, exposing a portion where the dislocation concentrated region does not exist above on the lower surface by removing the substrate on the second side along with at least a part of the dislocation concentrated region, and forming an electrode on the portion.
摘要:
A nitride-based semiconductor device includes a substrate, a first step portion formed on a main surface side of a first side end surface of the substrate, a second step portion formed on the main surface side of a second side end surface substantially parallel to the first side end surface on an opposite side of the first side end surface and a nitride-based semiconductor layer whose first side surface is a (000-1) plane starting from a first side wall of the first step portion and a second side surface starting from a second side wall of the second step portion on the main surface.
摘要:
A nitride-based semiconductor laser device includes a nitride-based semiconductor layer formed on a main surface of a substrate and having an emission layer, wherein the nitride-based semiconductor layer includes a first side surface formed by a (000-1) plane and a second side surface inclined with respect to the first side surface, and a ridge having an optical waveguide extending perpendicular to a [0001] direction in an in-plane direction of the main surface of the substrate is formed by a region held between the first side surface and the second side surface.