Abstract:
A leakage of a molten metal is suppressed at the time of pouring.A control method for an automatic pouring apparatus according to one embodiment includes: calculating a dropping position of a molten metal on a horizontal surface passing through a height position of a sprue, a flow velocity of the molten metal in the dropping position, and a radius of a sectional surface of the molten metal on the horizontal surface, on the basis of a dropping trajectory of the molten metal flowing out from a discharge port, generating an objective function which is relevant to a total weight of the molten metal flowing into a mold from a ladle and depends on a distance between the discharge port and the center of the sprue in a predetermined direction, on the basis of the dropping position, the flow velocity of the molten metal in the dropping position, the radius of the sectional surface of the molten metal on the horizontal surface, a radius of the sprue, a flow rate of the molten metal flowing out from the discharge port, and a density of the molten metal, and calculating the distance between the discharge port and the center of the sprue in the predetermined direction, in which the total weight of the molten metal flowing into the mold from the ladle is maximized, on the basis of the objective function.
Abstract:
Provided is a lead-free piezoelectric material having a high Curie temperature, a satisfactory mechanical quality factor, and a satisfactory Young's modulus, and a piezoelectric element and a multilayered piezoelectric element each using the piezoelectric material. The piezoelectric material contains 0.04 mol % or more to 2.00 mol % or less of Cu with respect to 1 mol of a perovskite-type metal oxide represented by the following general formula: (KvBiwBa1-v-w)1-yNax(NbyTi1-y)O3 where relationships of 0
Abstract:
A conventional art had the problems that a mixture of a plurality of cyclic peptides can be formed and the cyclization of a peptide does not spontaneously proceed. The present invention provides a peptide compound having a cyclic portion, wherein the cyclic portion has a benzoic acid derivative linker cyclized by an aromatic nucleophilic substitution reaction and a peptide backbone, the peptide backbone has a residue with a thiol group, and the benzoic acid derivative linker is bonded to the peptide backbone via an N-terminal amino acid residue of the peptide backbone and the residue with a thiol group.
Abstract:
A supported metal catalyst, including: a support that is a collective body of conductive particles; and dispersed active metal particles supported on the conductive particles. The conductive particles include a plurality of pores; an average entrance pore diameter of the pores is 1 to 20 nm; a standard deviation of the average entrance pore diameter is equal to or less than 50% of the average entrance pore diameter; a number fraction of the active metal particles supported in a surface layer region of the conductive particles divided by a total number of the active metal particles is equal to or more than 50%; the surface layer region is a region on a surface of the conductive particles or a region in the pores within a depth of 15 nm from the surface; and an average interparticle distance of the active metal particles is 5 to 20 nm.
Abstract:
A medical device that includes: a base part that has an opening part; and a holder that holds the base part on a culture plate. The base part also has a channel that is in fluid communication with the opening part. Biological samples are cultured and embedded in an embedding material at the opening part.
Abstract:
A support powder can improve cell performance under high humidity environment. A support and metal catalyst, including: a support powder; and metal fine particles supported on the support powder; wherein: the support powder is an aggregate of support fine particles; the support fine particles are fine particles of oxide compound and has a chained portion structured by a plurality of crystallites being fusion bonded to form a chain; the crystallites have a size of 10 to 30 nm; the support powder has a void; the void includes a secondary pore having a pore diameter of more than 25 nm and 80 nm or less determined by BJH method; and a volume of the secondary pore per unit volume of the support fine particles structuring the support powder is 0.313 cm3/cm3 or more, is provided.
Abstract:
An ionization device includes an ion formation section configured to ionize an analyte via a corona discharge; and a transfer section configured to transfer the ionized analyte to a mass spectrometry apparatus. The ion formation section and the transfer section are partitioned by one electrode of a pair of electrodes that generate the corona discharge. The one electrode has an opening.
Abstract:
A carrier powder is thermodynamically stable and conductivity can be easily provided thereto. A carrier powder includes an aggregate of carrier fine particles; wherein: the carrier fine particles include a chained portion structured by fusion bonding a plurality of crystallites into a chain; the carrier fine particles contain titanium oxide; and a ratio of anatase phase/rutile phase of the titanium oxide of the carrier powder is 0.2 or lower.
Abstract:
A gripping force measurement device includes a body portion and a plurality of pressure sensors. The plurality of pressure sensors includes at least one first sensor and two or more second sensors including pressure-sensitive surfaces oriented in the same direction. A pressure-sensitive surface of the first sensor and the pressure-sensitive surfaces of the two or more second sensors are disposed such that, when a subject pressurizes the pressure-sensitive surface of the first sensor and the pressure-sensitive surfaces of the two or more second sensors, the gripping force measurement device is grippable by the subject.
Abstract:
This is to provide an electrically-conductive lubricant having characteristics in combination that it shows liquid crystallinity in a wide temperature range, retains low dynamic friction coefficient, has electrical-conductivity, has almost no loss due to evaporation, decomposition and the like, has a clean appearance, and emits fluorescence, and can find deterioration or leakage immediately. This electrically-conductive lubricant comprises at least one kind of the compound (1) represented by the formula (1): 12:8 wherein, R11 and R21 are the same or different from each other, and each is hydrogen or a group —OCH2CH2CH(R′)CH2CH2OR (R is a linear or branched CnH2n+1, 4≤n≤12, and R′ is methyl or ethyl), and R12, R13, R22 and R23 are the same or different from each other, and each is a group —OCH2CH2CH(R′)CH2CH2OR (R is a linear or branched CnH2n+1, 4≤n≤12, and R′ is methyl or ethyl)].