35results about How to "Increase in resistance" patented technology

A Group III nitride semiconductor light-emitting device includes at least an n-type-layer-side cladding layer, a light-emitting layer, and a p-type-layer-side cladding layer, each of the layers being formed of a Group III nitride semiconductor. The n-type-layer-side cladding layer is a superlattice layer having a periodic structure including an InyGa1-yN (0<y<1) layer, an AlxGa1-xN (0<x<1) layer, and a GaN layer. The n-type-layer-side cladding layer has a four-layer periodic structure including a second GaN layer interposed between the InyGa1-yN (0<y<1) layer and the AlxGa1-xN (0<x<1) layer.

A non-aqueous electrolyte secondary battery includes: a positive electrode comprising a positive electrode active material capable of intercalating and deintercalating lithium ions; a negative electrode; and a non-aqueous electrolyte. The positive electrode active material contains LibFePO4, where 0≦b<1, and a layered lithium-containing metal oxide represented by the general formula LixCoyMzO2, where M is at least one element selected from the group consisting of Na, K, B, F, Mg, Al, Ti, V, Cr, Mn, Fe, Ni, Cu, Zn, Nb, Mo, Zr, Sn, and W, and where x, y, and z satisfy the conditions 1≦x<1.3, 0<y≦1, and 0≦z<1.

Provided is an air heat exchanger capable of preventing an increase in ventilation resistance and a decrease in heat exchange efficiency due to condensation water generated on surfaces of heat transfer fins, without increasing thermal resistance of flat tubes and the heat transfer fins, and preventing scattering of water droplets downwind from the heat transfer fins. In the air heat exchanger including a plurality of flat tubes 2 and heat transfer fins 5 provided between the flat tubes 2 and on which air is blown, the flat tubes 2 include water draining grooves 4 on side surfaces on which the heat transfer fins 5 are provided and the heat transfer fins 5 include water guiding grooves 6 communicating with the water draining grooves 4. At least a groove wall 40 on the upwind side of an air blowing direction 10 among groove walls forming the water guiding grooves 6 is provided from a position of the upwind side from the water draining grooves 4 to the water draining grooves 4. The water guiding grooves 6 extend toward the water draining grooves 4 along the groove wall 40 on the upwind side and an area of a cross section perpendicular to an extension direction decreases toward the water draining grooves 4.

A semiconductor device which reduces source resistance and a manufacturing method for the same are provided. A semiconductor device has a nitride based compound semiconductor layer on a substrate and an active region on the nitride based compound semiconductor layer. The semiconductor device has a gate electrode, a source electrode and a drain on the active region, a source terminal electrode connected to the source electrode arranged on the nitride based compound semiconductor layer in a direction which the source electrode extends. Furthermore, the semiconductor device has an end face electrode which is arranged on the end face of the substrate in a source terminal electrode side, is connected to the source terminal electrode, and includes a multilayer metal layer including three or more layers which includes different metals, and prevents solder for die bonding from reaching the source terminal electrode.

A cleaning brush which is inserted into a conduit of the endoscope, includes a long and flexible shaft, and a brush part provided at a leading end of the shaft. The brush part includes brush bristles, a strand, etc. A part of the shaft that overlaps the brush bristles in a state where the brush bristles are bent toward the leading end of the shaft, is provided with a small diameter part that is smaller in external diameter than the other part of the shaft. The dimension obtained by adding the external diameter of the small diameter part and twice the external diameter of the brush bristles is smaller than the internal diameter of a conduit into which this cleaning brush is inserted.

Provided is an air heat exchanger capable of preventing an increase in ventilation resistance and a decrease in heat exchange efficiency due to condensation water generated on surfaces of heat transfer fins, without increasing thermal resistance of flat tubes and the heat transfer fins, and preventing scattering of water droplets downwind from the heat transfer fins. In the air heat exchanger including a plurality of flat tubes 2 and heat transfer fins 5 provided between the flat tubes 2 and on which air is blown, the flat tubes 2 include water draining grooves 4 on side surfaces on which the heat transfer fins 5 are provided and the heat transfer fins 5 include water guiding grooves 6 communicating with the water draining grooves 4. At least a groove wall 40 on the upwind side of an air blowing direction 10 among groove walls forming the water guiding grooves 6 is provided from a position of the upwind side from the water draining grooves 4 to the water draining grooves 4. The water guiding grooves 6 extend toward the water draining grooves 4 along the groove wall 40 on the upwind side and an area of a cross section perpendicular to an extension direction decreases toward the water draining grooves 4.

A semiconductor crystal layer formed by epitaxial growth on a seed crystal substrate is embedded in an insulating material in the condition where the seed crystal substrate is removed, electrodes are provided respectively on a first surface of the semiconductor crystal layer and a second surface of the semiconductor layer opposite to the first surface, and lead-out electrodes connected to the electrodes are led out to the same surface side of the insulating material. The semiconductor crystal layer functions as a semiconductor light-emitting device or a semiconductor electronic device. The insulating material is, for example, a resin.

A mix door includes a slide door unit, a slide driving part configured to drive the slide door unit, and a gear cover partially covering the slide driving part. The slide driving part includes a gear mechanism portion formed of a rack portion and a gear portion. The gear cover is provided to cover the gear portion.

A porous electrolytic solution reservoir which is capable of being impregnated with an electrolytic solution is provided in an exterior case so as to make contact with a separator. The average diameter of the pores in the electrolytic solution reservoir is greater than the average diameter of pores in the separator. The electrolytic solution reservoir is impregnated with a predetermined amount of electrolytic solution, so that the occupation ratio of electrolytic solution within the pores in the separator becomes 50% or more when fully charged, and the occupation ratio of electrolytic solution within the pores in the electrolytic solution reservoir becomes 100% or less when fully discharged.

A positive electrode active material for a nonaqueous electrolyte secondary battery includes a positive electrode active material particle and a compound containing a rare earth element and a carbonate, the compound having a particle size of 1 to 100 nm and being adhered to a surface of the positive electrode active material particle. The ratio of the compound relative to the positive electrode active material particle is 0.005% to 0.4% by mass on a rare earth element basis. The positive electrode active material particle is composed of a lithium transition metal oxide having a layered structure.

The present invention aims to provide an electrolyte solution that is less likely to lead to an increase in resistance and realizes high capacity retention factor even after continuous application of a high voltage, and to provide an electrochemical device. The present invention provides an electrolyte solution including: a nitrile compound; and a quaternary ammonium salt, the electrolyte solution having a potassium ion content of less than 10 ppm, a moisture content of 20 ppm or less, a tertiary amine content of 30 ppm or less, a heterocyclic compound content of 30 ppm or less, and an ammonia content of 20 ppm or less.

A cathode material structure and a method for preparing the same are described. The cathode material structure includes a material body and a composite film coated thereon. The material body has a particle size of 0.1-50 μm. The composite film has a porous structure and electrical conductivity.

A front structure of a saddle ride type vehicle includes a headlight unit, and a front cowl. The headlight unit includes at least one lens portion. The front cowl includes an annular cowl configured to surround the lens portions, an upper cowl configured to cover at least an upper portion of the annular cowl from the front side, and a wind screen. The edge portion of the upper cowl includes a portion that forms a slit-shaped opening. The annular cowl includes a light-shielding wall extending backward from a rear portion of the upper cowl between the opening and the wind screen.

This invention belongs to the field of the silica micro-machine and the electrical chemistry, specific about a kind of micro sensor on the base of antibody and antigen method to detect the fibration of the liver. It is made up of the working electrode, reference electrode, pairing electrode and the base board. Among these, the working poles have the shape of circle or like a circle and they range symmetrically. And the reference electrode is like the letter 'U', set between the working electrode. Besides, the pair pole looks like a trip, set between the reference poles. The base board is made up of the composite silicon packing block and the SiO2 layer. There are 4-8 working electrode and the electrode and the SiO2 layer are bonded with the Ti tack coat, and each electrode can be made with the simple film technology of the IC technology. In a word, the invention has small micro-sensors, costs little and has high authenticity. It can detect out the concentration of the antigen in the serum quantitatively and meanwhile measure several data of the serum, and the quantity of the serum is small.

A mix door includes a slide door unit, a slide driving part configured to drive the slide door unit, and a gear cover partially covering the slide driving part. The slide driving part includes a gear mechanism portion formed of a rack portion and a gear portion. The gear cover is provided to cover the gear portion.