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Tokutaro Shibata 서울대학교 경제연구소 2004 Seoul journal of economics Vol.17 No.1
This paper investigates the institutional causes of the Japanese Depression in the 1990s in comparison to those of the America Great Depression in the 1930s. The Japanese Depression has two similarities to the American Depression. (1) Both depressions followed the bubble economy. (2) The decades of the 1930s and 1990s were historical transition periods. The institutional causes of the bubble economy in Japan were following: (1) instability of the international monetary system, (2) transformation of the financial system from "regulation and relief' to "deregulation and relief," (3) transformation of the industrial relations, (4) the Japanese domestic institutions such as the cross-shareholding system, the tax system, "the land standard." and the underdeveloped welfare system. These institutional factors are currently obstructing economic recovery.
Shibata Teishiki,Oomura Masahiro,Nishikawa Yusuke,Mase Mitsuhito 대한신경중재치료의학회 2020 Neurointervention Vol.15 No.1
In mechanical endovascular thrombectomy (MET) for acute basilar artery occlusion (ABAO) in the elderly, navigating a guide catheter via the femoral artery may be difficult due to the approach route’s significant tortuosity. To resolve this problem, we have been performing a technique that uses a direct brachial approach (DiBA) with a large-bore aspiration catheter. We reported our preliminary clinical experience with this technique. MET for ABAO using the DiBA technique was performed on 4 consecutive patients between August 2017 and December 2018. In all patients, thrombolysis in cerebral infarction 2B or 3 recanalization was achieved, but the modified Rankin Scale at 90 days was ≥4. There were no technical difficulties or complications with this technique. The DiBA technique is an effective and feasible approach in MET for ABAO. Although excellent clinical outcomes could not be achieved, the angiographic outcomes were excellent with no technical complications. This approach can be an alternative to the femoral artery approach, particularly for tortuous arteries in the elderly.
The Soil ContaminationProblem and Real Estate Appraisal
( Shibata Kotarou ) 한국일본근대학회 2005 일본근대학연구 Vol.0 No.11
Since the bursting of the economic bubble, the goal of land policy in Japan has shifted from land price control to the effective use of land. Attendant on the emphasis on the effective use of land, disused factory sites and similar land have attracted attention as suitable sites for urban development projects. Conversion of such land to condominiums, shopping, centers, and office buildings is increasing, and instances of soil contamination being discovered at the construction stage have increased in number. The high potential of some type of negative legacy from soil contamination at these sites has been recognized.
Optical Characterization of Superconducting Strip Photon Detector Using $MgB_2$
Shibata, H. The Korean Superconductivity Society 2012 Progress in superconductivity Vol.14 No.2
Bias current dependence of a superconducting strip photon detector is studied in the wavelength range of 405 to 1310 nm. The detector is made of an $MgB_2$ meander pattern with the line width of 135 nm and thickness of 10 nm. At 1310 nm, the detection efficiency exponentially decreases as the bias current decreases. While at 405 nm, the detection efficiency almost saturates in the high bias current region. These features suggest that the intrinsic detection efficiency of the $MgB_2$ detector is high at 405 nm.
Shibata, Toshio 한국부식방식학회 2002 Corrosion Science and Technology Vol.31 No.2
The first report on the cost of corrosion in Japan had been published at 1977. The report estimated that the corrosion loss in Japan which did not include indirect loss was 1-2 percent of GNP at that time. Since then, almost two decades have been passed and the industrial structure has drastically changed. Corresponding to this situation, the committee on the cost of corrosion in Japan was organized at 1999 jointly by Japan Society of Corrosion Engineering (JSCE) and Japan Association of Corrosion Control (JACC). The project was funded by the National Research Institute for Metals(NR1M) in the program of the Ultra-Steels (STX-21) Project. Direct cost of corrosion at 1997 was estimated by the Uhlig method and the Hoar method. The estimated cost was compared with the past data which was estimated at 1974 by the same Uhlig and Hoar method. In addition to the above estimation, the preliminary analysis by the lnputiOutput method is performed for estimating the total cost of corrosion including the direct and indirect cost. The overall cost estimated by the Uhlig and Hoar method at 1997 was found to be 3,938 billion yen and 5,258 billion yen, respectively, which is equivalent to 0.77 % and 1.02 % to the gross national product(GNP) of Japan. The total cost including the direct and indirect cost, which is estimated preliminary by the InputIOutput analysis, is likely to be 2-4 times larger than the direct cost estimated by the Uhlig method.
Shibata, Hitoshi,Tanaka, Tomoyuki,Yonemura, Takeshi,Sawa, Yoshihiro,Ishikawa, Takahiro Korean Society of Photoscience 2002 Journal of Photosciences Vol.9 No.2
Since solar radiation contains wavelength essential for photosynthesis accompanying with near-UV light, UV-B effects on biological parameters and acclimation mechanisms are influenced by photosynthetically active radiation (PAR). Therefore, to elucidate near-UV shielding mechanism in higher plants, we cultivated cauliflower under usual solar radiation and increased UV-B from fluorescent lamps, two- or three-fold excess over continuously estimated UV-B dose in PAR during daytime, using computer regulated systems. Increased UV-B radiation had little effect on growth expressed as fresh weigh and leaf area. Water soluble low molecular weight compounds showing absorption in near UV region were enhanced according to the irradiated UV-B dose. One of compounds in cauliflower leaves was identified as chlorogenic acid. This was found to have no near-UV photosenSitizerable activity and is known to have an ability to scavenge a wide species of active oxygen. Another pro-oxidant compound that generates superoxide anion radical under near-UV irradiation was not induced by increased UV-B during cultivation, and identified as lumazine, a degradation product from folic acid.