Abstract: A low alloy steel ingot contains from 0.15 to 0.30% of C, from 0.03 to 0.2% of Si, from 0.5 to 2.0% of Mn, from 0.1 to 1.3% of Ni, from 1.5 to 3.5% of Cr, from 0.1 to 1.0% of Mo, and more than 0.15 to 0.35% of V, and optionally Ni, with a balance being Fe and unavoidable impurities. Performing quality heat treatment including a quenching step and a tempering step to the low alloy steel ingot to obtain a material, which has a grain size number of from 3 to 7 and is free from pro-eutectoid ferrite in a metallographic structure thereof, and which has a tensile strength of from 760 to 860 MPa and a fracture appearance transition temperature of not higher than 40 ° C.

Abstract: A variable displacement rotary pump includes a main pump unit, an auxiliary pump unit, a discharge passage, a bypass passage, a suction passage, a check valve and a control valve. The suction passage is in communication with the discharge passage through the bypass passage and a second discharge port. The check valve is disposed in the discharge passage for preventing fluid in a first discharge port of the main pump unit from flowing into the bypass passage. The control valve is operable for opening and closing the bypass passage. When the control valve opens the bypass passage and the check valve closes the discharge passage, flow rate of the fluid discharged from the discharge passage is reduced. A throttle passage is provided in the bypass passage or the control valve for regulating flow of the fluid in early phase of operation of the control valve to open the bypass passage.

Abstract: Various embodiments include photonic bandgap fibers (PBGF). Some PBGF embodiments have a hollow core (HC) and may have a square lattice (SQL). In various embodiments, SQL PBGF can have a cladding region including 2-10 layers of air-holes. In various embodiments, an HC SQL PBGF can be configured to provide a relative wavelength transmission window ??/?c larger than about 0.35 and a minimum transmission loss in a range from about 70 dB/km to about 0.1 dB/km. In some embodiments, the HC SQL PBGF can be a polarization maintaining fiber. Methods of fabricating PBGF are also disclosed along with some examples of fabricated fibers. Various applications of PBGF are also described.

Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.

Abstract: The present invention provides an ink-jet recording material containing: a support; and at least two ink-receiving layers of an ink-receiving underlayer and an ink-receiving top layer, the ink-receiving layers containing a pigment and a binder and being disposed on the support; characterized in that the ink-receiving top layer contains: a finely agglomerated pigment with an average particle diameter of 0.008 to 0.7 ?m, selected from the group consisting of a silica, an alumina, and an alumina hydrate; and a coarse-grained pigment with an average particle diameter of 1 to 30 ?m, the coarse-grained pigment being contained in an amount of 1 to 15 parts by mass with respect to 100 parts by mass of the finely agglomerated pigment.

Abstract: An object is to prevent occurrence of an insensitive zone to radiation in parallel arrangement of multiple units.

Abstract: There is provided a system for decomposing and removing a toxic substance by introducing a gas containing the toxic substance into a reaction apparatus and causing the gas to contact with a heated oxide semiconductor, in which a porous material carrying, as the oxide semiconductor, chromium oxide or nickel oxide is placed in the reaction apparatus, chromium oxide or nickel oxide is thermally excited, and the gas is contacted with the chromium oxide or nickel oxide which is thermally excited. Thus, it is possible to provide a practically useful technique for decomposing and removing a toxic substance with high decomposition/removal efficiency.

Abstract: Microprotein-inactivating ultrafine metal particles comprising ultrafine metal particles having a bond between an organic acid component and a metal, having an infrared absorption peak ascribable to the bond between the organic acid and the metal near 1518 cm?1, and capable of efficiently inactivating microproteins without impairing properties of the resin or formability thereof. When used in the form of a resin composition or a coating agent, the microprotein-inactivating ultrafine metal particles are capable of exhibiting an effect for inactivating microproteins.

Abstract: There is provided an iron arsenate powder which is produced from an arsenic containing solution and wherein the concentration of arsenic eluted or released from the powder is very low. The iron arsenate powder is a powder of dihydrate of iron arsenate, which has a crystal structure of rhombic system and which has lattice constants of a=0.8950 to 0.8956 nm, b=1.0321 to 1.0326 nm and c=1.0042 to 1.0050 nm at room temperatures and atmospheric pressure. The iron arsenate powder can be produced by a method comprising the steps of: adding ferrous ions to an arsenic containing solution to cause the molar ratio (Fe/As) of iron to arsenic in the solution to be not lower than 1; adding an oxidizing agent to the solution; heating the solution to a temperature of not lower than 70° C. while stirring the solution, to allow a reaction; and carrying out a solid-liquid separation to wash the obtained solid part.

Abstract: The invention provides a production process of glycolide comprising the respective steps of: Step 1 of heating a mixture containing a glycolic acid oligomer and a high boiling polar organic under normal or reduced pressure to reflux the mixture and at that time, conducting a total reflux operation in a reflux time within a range of 0.1 to 20 hours under conditions that substantially the whole amount of a distillate distilled out of a reflux system containing the mixture is refluxed into the reflux system; Step 2 of heating the mixture after the total reflux operation or a mixture obtained by adding the high boiling polar organic solvent to a glycolic acid oligomer component recovered from the mixture after the total reflux operation to conduct depolymerization; and Step 3 of collecting glycolide from a co-distillate.

Abstract: An electronic component contactor includes a plurality of contact pins, a housing that encases and determines positions of the plurality of contact pins, and a buffer member that buffers against the behavior of the contact pins. The contact pins each includes a base portion, a stretch portion that stretches from the base portion in an arc shape, a contact portion that is formed in the stretch portion, and a load receiving portion. The housing includes a support base in which a surface supporting the buffer member is formed to be flat. The buffer member is formed in a sheet-like shape. A portion of the buffer member that faces the load receiving portion is supported by the support base.

Abstract: Novel amine compounds which are represented by the following formula (1) and efficacious against diseases such as a viral infectious disease with HIV, rheumatism, and cancer metastasis; typically, A1 and A2 represent a hydrogen atom or a substitutable monocyclic or polycyclic heteroaromatic ring and W represents a substitutable benzene ring or any group represented by the following formula (10) or (11): where X represents O, CH2, C(?O), NR11, or CHR35 and D represents a group represented by the following formula (6): [Formula 4] -Q-Y—B??(6) where Q represents a single bond, NR12, or a group represented by the formula (13): and Y represents a group represented by the following formula (7): [Formula 6] —(CR18R19)m3- or —(CR20R21)m4-z-(CR22R23)m5-??(7) where z represents a substitutable monocyclic or polycyclic aromatic ring; and B represents —NR25R26; and R1 to R26 in the above formulae represent a hydrogen atom, an alkyl group, an alkenyl group, or an alkynyl group.

Abstract: Disclosed is a benzonitrile derivative which is useful as a production intermediate for benzylamine derivative represented by the general formula (5) below and s secondary amine derivative represented by the general formula (9) below. Also disclosed are a method for producing such a benzonitrile derivative and a use thereof as a bactericide. Specifically disclosed are a novel benzonitrile derivative represented by the general formula (1) below, a salt thereof, a production method thereof, and a use thereof as a pharmaceutical intermediate or a bactericide. [Chemical formula 1] (5) (In the formula, n represents an integer of 0-3, and R1 represents a hydrogen, a linear or branched alkyl group having 1-6 carbon atoms or the like.) [Chemical formula 2] (9) (In the formula, n and R1 are a defined above, and R4 represents a hydrogen, a linear or branched alkl group having 1-6 carbon atoms or the like.

Abstract: Amine compounds represented by Formula (1) are efficacious against diseases such as a viral infectious disease with HIV, rheumatism, and cancer metastasis:

Abstract: Various embodiments include photonic bandgap fibers (PBGF). Some PBGF embodiments have a hollow core (HC) and may have a square lattice (SQL). In various embodiments, SQL PBGF can have a cladding region including 2-10 layers of air-holes. In various embodiments, an HC SQL PBGF can be configured to provide a relative wavelength transmission window ??/?c larger than about 0.35 and a minimum transmission loss in a range from about 70 dB/km to about 0.1 dB/km. In some embodiments, the HC SQL PBGF can be a polarization maintaining fiber. Methods of fabricating PBGF are also disclosed along with some examples of fabricated fibers. Various applications of PBGF are also described.

Abstract: In a liquid droplet jetting mode of jetting liquid droplets, a controller controls a piezoelectric actuator to perform a liquid droplet jetting operation in which volume of a pressure chamber is decreased to a decreased volume smaller than a predetermined volume, and then the volume of the pressure chamber is increased to an increased volume greater than the predetermined volume, and the volume of the pressure chamber is again decreased to the decreased volume. On the other hand, in a warm-up mode of heating the liquid in the pressure chamber, the controller controls the piezoelectric actuator to perform at least one of a first warm-up operation in which the volume of the pressure chamber is changed repeatedly between the predetermined volume and the increased volume, and a second warm-up operation in which the volume of the pressure chamber is changed repeatedly between the predetermined volume and the decreased volume.

Abstract: Various embodiments described herein comprise a laser and/or an amplifier system including a doped gain fiber having ytterbium ions in a phosphosilicate glass. Various embodiments described herein increase pump absorption to at least about 1000 dB/m-9000 dB/m. The use of these gain fibers provide for increased peak-powers and/or pulse energies. The various embodiments of the doped gain fiber having ytterbium ions in a phosphosilicate glass exhibit reduced photo-darkening levels compared to photo-darkening levels obtainable with equivalent doping levels of an ytterbium doped silica fiber.

Abstract: A hot air heater has a housing having formed therein an inlet port for sucking room air and an outlet port. A circulation fan, a burner, and a heat exchanger which causes to flow combustion gas from the burner through an inside of the heat exchanger are housed in the housing. The room air sucked by operation of the circulation fan into the inlet port is heated by the heat exchanger for blowing forward as hot air out of the outlet port. A supporting plate is disposed to support the heat exchanger inside the housing. In order to limit the temperature increase in the housing by heat transmission through the supporting plate, and in order to improve the thermal efficiency, the supporting plate is provided with radiating fins. Preferably, the radiating fins are made up of cut-and-raised pieces formed in the supporting plate.

Abstract: It is intended to provide novel amine compounds which are efficacious against diseases such as infection with HIV virus, rheumatism and cancer metastasis. Namely, amine compounds represented by the following general formula (1): In a typical case, A1 and A2 represent each an optionally substituted monocyclic or polycyclic aromatic heterocycle; W represents cyclic C3-10 alkylene, an optionally substituted monocyclic or polycyclic aromatic heterocycle, a monocyclic or polycyclic aromatic ring or a partly saturated polycyclic aromatic ring; X represents O, CH2, C(?O) or NR11; and D is a group represented by the following general formula (4) or (6). In the formula (6), Q represents a single bond, S, O or NR12; and Y is a group represented by the following general formula (7). —(CR18R19)m3— Or —(CR20R21)m4-z-(CR22R23)m5??(7) z represents an optionally substituted monocyclic or polycyclic aromatic ring. In the formula (6), B represents NR25R26.

Abstract: Disclosed is a thermoplastic resin composition comprising a cross-copolymer which meets specific requirements; and a polyphenylene ether resin, wherein the cross-copolymer is contained in an amount of 5 to 95 mass % and the polyphenylene ether resin is contained in an amount of 95 to 5 mass %. The thermoplastic resin composition has excellent heat resistant, excellent softness, excellent flexibility, excellent stretching properties, and excellent scratch-abrasion resistance.