http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
A Review on Arranging Environmental Database in Asia and Applications of GIS in Geographical Studies
Iwasaki, Kazutaka 대한원격탐사학회 1996 International Symposium on Remote Sensing Vol.12 No.1
The objectives of this report is to review our works on arranging database of atmospheric environments of Asia and application of GIS in geographical analyses. Our group(Eguchi, T., Masuda, K., Matsumoto, J., Shinoda, M. and Kitajima, H.) arrange the daily rainfall database in Asia and Oceania. Eguchi(1988) showed the relationship between precipitation and upper cloudiness. Matsumoto(1992) discussed seasonal march and retreat of Asian Monsoon using this database. H. Kitajima(1993) constructed the snow database of Japan and clarified the features of snow depth distribution and its seasonal change in Japan. K. Iwasaki and Y. Hashimoto(1995) showed the case study of the application of GIS in the climatic analysis using this database.
Iwasaki, Mitsunobu,Masaki, Hitoshi,Ito, Seishiro,Park, Won-Kyu The Korean Ceramic Society 2007 한국세라믹학회지 Vol.44 No.3
$La_{2}O_{3}-TiO_{2}-SiO_{2}$ glass, a type that could not obtained so far by the conventional melting method, was prepared successfully using a sol gel process. Glass derived with the sol-gel process has compositions of $5La_{2}O_{3}-5TiO_{2}-90SiO_{2},\;5La_{2}O_{3}-10TiO_{2}-85SiO_{2}$, and $5La_{2}O_{3}-20TiO_{2}75SiO_{2}$. The UV-visible absorption edge of all glass compositions was below 400 nm. The measured density is in the range of 2.55-2.89, and was nearly identical to the calculated density and the refractive index of the glasses derived from the sol-gel ranges from 1.545 to 1.645. The molar additive coefficient of $TiO_{2}$ measured in this ternary system is lower than the calculated value, while the value of $La_{2}O_{3}$ is higher.
STUDIES OF THE MARTIAN NORTH POLAR CAP BEFORE VERNAL EQUINOX, 1975
IWASAKI KYOSUKE,AKABANE TOKUHIDE,TOMITA YOSHIO The Korean Astronomical Society 1996 Journal of The Korean Astronomical Society Vol.29 No.suppl1
Reanalysis of the observations of Mars made at the Hida Observatory in 1975 with a new image processing method is reported. Red filter images taken in the period before vernal equinox (areocentric longitude of the sun Ls=$0^{\circ}$) revealed dark surface features at the northern high latitudes, while blue filter images taken at the same time showed the extensive polar hood. The latitude of the northernmost feature observed was about $67^{\circ}$N. An extensive north polar cap, which is predicted by most of the existing models and observed with Viking, did not exist in our reanalyzed images obtained at the Hida Observatory in 1975.
Improved measurement of the electroweak penguin processB→Xsℓ+ℓ−
Iwasaki, M.,Itoh, K.,Aihara, H.,Abe, K.,Abe, K.,Adachi, I.,Asano, Y.,Aushev, T.,Bahinipati, S.,Bakich, A. M.,Banerjee, S.,Bedny, I.,Bitenc, U.,Bizjak, I.,Blyth, S.,Bondar, A.,Bozek, A.,Brač,ko, M American Physical Society 2005 PHYSICAL REVIEW D - Vol.72 No.9
Level 1 Trigger System for the Belle II Experiment
Iwasaki, Y.,ByungGu Cheon,Eunil Won,Xin Gao,Macchiarulo, L.,Nishimura, K.,Varner, G. IEEE 2011 IEEE transactions on nuclear science Vol.58 No.4
<P>The super-KEKB <I>B</I> factory, currently under construction at the KEK High Energy Accelerator Research Organization in Japan, has a goal of producing 50 ab<SUP>-1</SUP> of integrated luminosity, thus allowing the Belle II experiment to study rare decays of <I>B</I> mesons, <I>D</I> mesons, and τ leptons. Such large statistics on these decays provide an experimental probe of physics beyond the Standard Model. An online trigger system is indispensable to Belle II to reduce the number of beam background events associated with high electron and positron beam currents, as well as to enhance physics-oriented events. For this purpose, we have designed the Belle II online trigger system with two kinds of primary Level 1 trigger components: a track trigger and an energy trigger. The track trigger is composed of 2-dimensional and 3-dimensional tracking algorithms, and the energy trigger implements algorithms based on total energy, isolated clusters, and identification of Bhabha events. In addition, precise event trigger timing and muon tagging information are provided by the time-of-propagation detector and iron flux return muon detector, respectively.</P>
Iwasaki Tomohiro,Takeda Rie 한국물리학회 2021 Current Applied Physics Vol.25 No.-
Perovskite lanthanum strontium manganese oxide (LSMO, strontium-substituted lanthanum manganite) La0.7Sr0.3MnO3 nanoparticles were synthesized via the low-temperature calcination of the precursor, which was prepared using a mechanochemical route. A powder mixture of lanthanum chloride, strontium chloride, manganese chloride and sodium carbonate was high-energy milled by a planetary ball mill under semiwet (moist) conditions to obtain the precursor. To study the mechanochemical effects on the formation of LSMO, a thermogravimetric (TG) analysis was conducted for the precursors prepared under various conditions; the precursors and the intermediates formed during calcination were identified by X-ray diffraction (XRD). The calcination of the milled precursor at 600 ◦C resulted in the formation of LSMO nanoparticles with good induction heating properties. The LSMO/hydroxyapatite composites exhibited rapid temperature increases in an AC magnetic field. The obtained results demonstrate that the LSMO nanoparticles and LSMO/hydroxyapatite composites are promising candidates for magnetic hyperthermia treatments.
Iwasaki, Yoshie,Honda, Sumihisa,Kaneko, Shuji,Kurishima, Kazuhiro,Honda, Ayumi,Kakinuma, Ayumu,Jahng, Doosub Occupational Safety and Health Research Institute 2017 Safety and health at work Vol.8 No.1
Background: Physical activity (PA) is ranked as a leading health indicator and the workplace is a key setting to promote PA. The purpose of this study was to examine how goal-setting and exercise self-efficacy (SE) during a health promotion program influenced PA level among Japanese workers. Methods: Using a cross-sectional study design, we surveyed 281 employees. The short version of the International Physical Activity Questionnaire was used to assess PA level. Exercise SE was assessed using a partially modified version of Oka's exercise SE scale. Personal goals were assessed as the total numbers of "yes" responses to five items regarding "details of personal goals to perform PA". A mediational model was used to examine whether exercise SE mediates between the number of personal goals and PA level. Results: The mean age of the participants was 46.3 years, 76.2% were men, and the most common occupational category was software engineer (30.6%). The average PA level per week exceeded the recommended level in 127 participants (45.2%). One hundred and eighty-four participants (65.5%) set some form of concrete personal goal to perform PA. The relationship between the number of personal goals and PA level was mediated by exercise SE. Conclusion: Our study showed that exercise SE mediates goal-setting and increases PA. The results suggest that the components of PA promotion programs should be tailored to enhance participants' confidence in performing PA.