Osaka University , or Handai , is a national university located in Osaka, Japan. It is the sixth oldest university in Japan as the Osaka Prefectural Medical College, and one of Japan's National Seven Universities. Numerous prominent scientists have worked at Osaka University such as the Nobel Laureate in Physics Hideki Yukawa. Wikipedia.
Menicon Co. and Osaka University | Date: 2017-05-17
It is an object of the present invention to provide a visibility-ensuring material which is capable of ensuring a surgical field for a predetermined time period, which does not inhibit the transmission of light, and which is capable of ensuring the visibility with which even delicate operations can be satisfactorily performed. A visibility-ensuring material of the present invention includes a gel-like viscoelastic body and has a storage elastic modulus during use of from 40 Pa to 700 Pa. A discharge device for a visibility-ensuring material of the present invention includes: a syringe; and at least one kind selected from the group consisting of a mesh filter, a needle, and an application nozzle.
Osaka University | Date: 2017-05-17
A measuring device (1) includes a first signal generation section (3) and a first removal section (5). The first signal generation section (3) generates a first source signal (x1(t)) including a fundamental and a plurality of harmonics based on a first physical quantity (p1) and a second physical quantity (p2). The first removal section (5) removes some or all of the harmonics from the first source signal (x1(t)). The first source signal (x1(t)) is a periodic signal, and one period of the first source signal (x1(t)) includes a first signal (p1), a second signal (p2), and a reference signal (pr). The first signal (p1) has a first duration (w1) and indicates the first physical quantity (p1). The second signal (p2) has a second duration (w2) and indicates the second physical quantity (p2). The reference signal (pr) has a third duration (w3) and indicates the reference physical quantity (pr).
Japan Advanced Telecommunications Research Institute International and Osaka University | Date: 2017-04-05
[Object] To provide a compact, high-output actuator device allowing force control. [Solution] An actuator device 1000 includes an electromagnetic coil member 110 provided over a prescribed width on an outer circumference of a cylinder 100, and a movable element 200 slidable as a piston in the cylinder 100. The movable element 200 has a magnetic member 202, and is moved relatively by excitation of the electromagnetic coil member 110. Fluid is supplied to first and second chambers 106a and 106b such that when the movable element 200 is to be moved relatively, the movable element 200 is driven in the same direction.
Osaka University and Sumitomo Rubber Industries Ltd. | Date: 2017-03-29
Provided is a mutant protein obtained by mutating a specific amino acid residue of HMGR, a rate-limiting enzyme of isoprene monomer biosynthesis in the polyisoprenoid biosynthesis pathway. The present invention relates to a mutant protein, wherein at least one amino acid residue selected from the group consisting of amino acid residues at positions 91, 225, 257, 287, 339, 411, 470, 509 and 574 of the Arabidopsis thaliana 3-hydroxy-3-methylglutaryl CoA reductase shown by SEQ ID NO:1 and amino acid residues at positions corresponding to the foregoing in 3-hydroxy-3-methylglutaryl CoA reductase is deleted or replaced with another amino acid residue.
Osaka University | Date: 2017-03-01
The present invention provides a drug delivery enhancer comprising, as an active ingredient, a substance that activates a lysophospholipid receptor, the enhancer being intended to be used for enhancing the delivery of a therapeutic drug for a disease involving abnormal blood vessel formation to an affected area; a pharmaceutical composition for treating a disease involving abnormal blood vessel formation, the composition comprising, as an active ingredient, a substance that activates a lysophospholipid receptor; and a method for screening for a therapeutic drug for a disease involving abnormal blood vessel formation, the method comprising selecting a substance that activates a lysophospholipid receptor specifically expressed in vascular endothelial cells of an affected area.
Osaka University and TOHO Engineering Co. | Date: 2017-03-15
There are provided a processing method for a wide-bandgap semiconductor substrate and an apparatus therefor that use no abrasives or no abrasive grains, or no solution having a large environmental burden at all, can process a single crystal, which is SiC, GaN, AlGaN, or AlN, at a variety of processing speed, can obtain a surface of higher quality than the quality of a surface finished by CMP, and also have an excellent compatibility with a clean room. A catalytic substance having a function of promoting the direct hydrolysis of a work piece (5) or promoting the hydrolysis of an oxide film on the surface of the work piece is used as a processing reference plane (3). In the presence of water (1), the work piece is brought into contact with or extremely close to the processing reference plane at a predetermined pressure.
Osaka University | Date: 2017-03-15
A thermal convection generating chip (1) includes a rotatory body (2), a thermal convection pathway (11) provided in the rotatory body (2), and a supply path (12A to 12C) that supplies a liquid to the thermal convection pathway (11). The supply path (12A to 12C) includes a liquid receiving section (121) that receives the liquid and a suction passage (122) that provides communication between the liquid receiving section (121) and the thermal convection pathway (11), and sucks the liquid in the liquid receiving section (121) by capillary action. The suction passage (122) has a first region (122a) extending between a midsection of the suction passage (122) and the thermal convection pathway (11), and a second region (122b) extending between the midsection of the suction passage (122) and the liquid receiving section (121). The liquid in the first region (122a) is separated from the liquid in the second region (122b) through rotation of the rotatory body (2) to be supplied to the thermal convection pathway (11).
Osaka University | Date: 2017-04-05
A rotary electric machine includes a rotor that rotates around a rotation axis serving as a center and has a plurality of salient poles protruding in directions perpendicular to the rotation axis, and a stator that includes an annular structural body disposed radially outside the rotor and surrounding the rotor, and 6 x n windings provided along a circumferential direction of the structural body, a field signal for generating field magnetic flux and a drive signal for driving the rotor as a three-phase rotary electric machine being superimposed on each other to be input to each of the windings. n is a natural number equal to or larger than one.
IHI Corporation and Osaka University | Date: 2017-03-29
Provided is a magnetic wave gear device (1A) in which: a low-speed rotor (10) is disposed between a stator (30) and a high-speed rotor (20) and has first magnetic bodies (11) and first permanent magnets (12), magnetic poles of which face the same direction, alternately in a circumferential direction; the high-speed rotor has second magnetic bodies (21) and second permanent magnets (22), magnetic poles of which face the same direction as the first permanent magnets, alternately in the circumferential direction; the stator has third magnetic bodies (31) provided with slots (34) in which coils (33) can be wound, and third permanent magnets (32), magnetic poles of which face the same direction as the first permanent magnets, alternately in the circumferential direction; and a relationship of Ns=NlNh is satisfied when Nl is the number of magnetic poles of the low-speed rotor, Nh is the number of pole pairs of the high-speed rotor, and Ns is the number of slots of the stator.
Osaka University and NOF Corporation | Date: 2017-01-04
A method includes: generating a peroxide radical on a dielectric substrate surface by treating the dielectric substrate surface with atmospheric pressure plasma using a rare gas; fixing a functional group forming a coordinate bond with a silver ion, by reacting a grafting agent; and applying a silver-containing composition to the substrate surface, followed by heating and curing the silver-containing composition, to thereby form a silver thin film layer, the silver-containing composition containing a silver compound (A) represented by Formula (1) and an amine compound (B) represented by Formula (2), the silver compound (A) being contained in an amount of 10 to 50% by mass, the amine compound (B) being contained in an amount of 50 to 90% by mass, relative to a total amount of 100% by mass of the silver compound (A) and the amine compound (B). The method enables to form a metal film having high adhesiveness even on the surface of a fluorine resin, which is suitable as a dielectric substrate due to its property of avoidance of delay in signal transmission speed or increase in power consumption, but has extremely low adhesiveness. [C. 1]^(1): a hydrogen atom, -(CY_(2))a-CH_(a), or -((CH_(2))b-O-CHZ)c-CH_(3); R^(2): -(CY_(2))d-CH_(3) or -((CH_(2))e-O-CHZ)f-CH_(3); Y: a hydrogen atom or -(CH_(2))g-CH_(3); Z: a hydrogen atom or -(CH_(2))h-CH_(3); a: an integer of 0 to 8; b: an integer of 1 to 4; c: an integer of 1 to 3; d: an integer of 1 to 8; e: an integer of 1 to 4; f: an integer of 1 to 3; g: an integer of 1 to 3; h: an integer of 1 or 2)