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Study of High Definition Thermal Transfer Ink Ribbon
HIBINO, Ikuo 경북대학교 트라이볼로지연구소 2001 INTERNATIONAL SYMPOSIUM ON HIGH PERFORMANCE OF TRI Vol.2001 No.-
Analysis was made of the thermal transfer printing process and 600-dpi high-definition thermal transfer ink ribbons. The results of analysis of this printing process revealed that four factors would play an important role in high-definition thermal transfer ink ribbons: (1) enough rupture strength of ink under printing pressure, (2) adhesive strength of ink and paper, (3) thinning of the ink layer and (4) adhesive strength between the heated part of ink and the basefilm. Using 2.5 ㎛-thick PET film as the basefilm, a 600-dpi high-definition thermal transfer ink ribbon has been developed, with a 1.3 ㎛-thick thermoplastic resin layer based on ethylene-vinyl acetate copolymer superimposed on a 0.9 ㎛-thick wax layer. The ink transfer properties of the ink ribbon were evaluated using a pendulum-type viscoelastic properties measuring instrument, with attention focused on the logarithmic decrement -temperature property.
Mitsunobu Hibino 한국항만경제학회 1994 韓國港灣經濟學會誌 Vol.10 No.-
It was during the period of high economic growth in the 1960' s that ports called social attention as a part of environmental problem8 in Japan. Port8 were built because Japan had to greatly depend upon countries overseas for their natural resources to make our large consumption here possible. This generated pollution and environmental problems in the middle of the 1960' s. Finally the national Diet became concerned with these problems, and the roles that ports had to play began to be discussed. Richness we can get from 'materials' began to be reflected on national policies.<br/> Advanced countries had already entered the stage of nature 'highly industrialized society' Reforms on complete transportation systems by containers connected with many different countries greatly influenced the roles of the ports. Huge spaces for sorting out imported products and materials were reguired. And because of that, port facilities existing at that time became functionally outdated and they even became useless Furthermore, the decline of heavy industries such as steel manufaturing and ship building prompted the necessity of redevelopment of seaside areas.<br/> The objective of the present paper is to discuss 'Problems of ports in relation to the natural environment, ' Problems of Historic Scenery in Redevelopment of Ports, and future of ' Ports and Problems of Citizens' Lives' from the perspectives discussed in the first paragraph.
Kim, Yangjin,Hibino, Kenichi,Kizaki, Toru,Sugita, Naohiko,Mitsuishi, Mamoru Elsevier 2017 Precision engineering Vol.48 No.-
<P><B>Abstract</B></P> <P>The absolute optical thickness and surface shape of optical devices are considered as the fundamental characteristics when designing optical equipment. The thickness and surface shape should be measured simultaneously to reduce cost. In this research, the absolute optical thickness and surface shape of a 6–mm-thick fused silica transparent plate of diameter 100mm was measured simultaneously by a three-surface Fizeau interferometer. A measurement method combining the wavelength tuning Fourier and phase shifting technique was proposed. The absolute optical thickness that corresponds to the group refractive index was determined by wavelength tuning Fourier analysis. At the beginning and end of the wavelength tuning, the fractional phases of the interference fringes were measured by the phase shifting technique and optical thickness deviations with respect to the ordinary refractive index and surface shape were determined. These two kinds of optical thicknesses were synthesized using the Sellmeier equation for the refractive index of fused silica glass, and the least square fitting method was used to determine the final absolute optical thickness distribution. The experimental results indicate that the all the measurement uncertainties for the absolute optical thickness and surface shape were approximately 3nm and 35nm, respectively.</P> <P><B>Highlights</B></P> <P> <UL> <LI> The absolute optical thickness and surface shape of a transparent plate were measured simultaneously using wavelength tuning. </LI> <LI> Two kinds of signal from interferogram were separated in the frequency domain using 4<I>N</I> − 3 phase shifting algorithm. </LI> <LI> 4<I>N</I> − 3 algorithm was used for compensating the phase shift errors and coupling errors. </LI> <LI> Two kinds of optical thicknesses were synthesized using Sellmeier equation and least square fitting. </LI> </UL> </P>
김경민,김경회,이인철,Hibino Tadashi 한국해양환경·에너지학회 2018 한국해양환경·에너지학회지 Vol.21 No.1
In this study, we evaluated remediation of coastal benthic environment by Granulated Coal Ash (GCA) in active sedimentation area. Experimental cases were divided into three sections according to amount of new sediments, and mesocosms were installed in tidal flat ground. After 1 month, ammonia concentration in both overlying water and pore water decreased significantly in the case of immediately after capping of GCA. In the same experimental case, phosphate and hydrogen sulfide concentrations were the highest in pore water, while lowest in overlying water compared to the other experimental cases. These phenomena were attributed to inhibition of release of pore water by GCA capping layer. It was confirmed that the low concentrations of nutrients and hydrogen sulfide in overlying water lasted even in case of deposition of new sediment into the pore of GCA layer. However, when new sediments were deposited more than 10 cm above GCA layer, the concentrations of nutrients increased to the precapping level. 본 연구에서는 퇴적이 활발한 해역에서의 석탄회 조립물의 연안 저서환경 개선기능을 평가하였다. 신생퇴적물 유입량에 따라 실험케이스를 세 개로 구분하여 조간대 지반에 메조코즘을 설치하였다. 1개월경과 후 메조코즘의 직상수 및 간극수의 암모니아 농도는 석탄회 조립물 피복초기 케이스에서 크게 감소하였다. 인산염 및 황화수소 농도의 경우 퇴적물 간극수에서는 석탄회 조립물 피복초기 케이스에서 가장 높게 검출된 반면 직상수의 인산염 농도는 가장 낮게 나타났다. 이는 석탄회 조립물 피복층의 영양염 및 황화수소 용출억제효과에 의한 결과로 판단된다. 석탄회 조립물 층의 간극 사이로 신생퇴적물이 유입한 케이스의 경우 인산염, 암모니아 농도는 대조구 대비 간극수 및 직상수에서 상대적으로 낮게 검출되어, 신생퇴적물이 피복층 공극에 퇴적되어도 영양염 용출 억제효과는 지속되는 것을 확인하였다. 그러나 신생퇴적물이 석탄회 조립물 상부에 10 cm 이상 퇴적된 경우에는 영양염 용출량이 피복 이전 수준으로 증가하는 것이 확인되었다.
박지훈,김주용,Koichiro Hibino 한국제4기학회 2001 제사기학회지 Vol.15 No.2
We have analyzed the pollen sequence since the end of Last Glacial Maximum at Yugawanuma moor The Yugawanuma moor($39^{\circ}15'N$, $140^{\circ}45'E$) is situated in an closed depression of an old landslide about 590m a.s.l. near the boundary between Iwate and Akita Prefecture. The main results are as follows : Five forest zones have been distinguished. \circled1 Y-I zone : Pinus-Picea-Betula zone (the subalpine forest.the end of the Last Glacial Maximum), \circled2 Y-II : Betula zone (the subalpine forest.the Late Glacial), \circled3 Y-III : Quercus-Betula-Ulmus/Zelkova zone (the lower subalpine or the upper montane forest.R I), \circled4 Y-IV : Fagus zone (the cool temperate deciduous broad-leaved forest.R II), \circled5 Y-V : Fagus-Quercus-Cryptomeria zone (the mixed forest conifer and deciduous broad-leaved forest.R III). 동북 일본 오우산맥 중앙부의 제4기 후기의 식생변천 과정을 밝히기 위하여, 암수현 탕전정 탕천소(북위 $39^{\circ}15'$, 동경 $140^{\circ}45'$, 표고 590m)의 퇴적물을 대상으로 화분분석을 실시하였다. 그 결과, 탕천소 일대는 Y-I대의 Pinus-Picea-Betula림(최종빙기 최성기 말) $\longrightarrow$ Y-II대의 Betula림(만빙기 $\longrightarrow$ Y-III대의 Quercus-Betula림(후빙기 초기) $\longrightarrow$ Y-IV대의 Fagus림(후빙기 중기) $\longrightarrow$ Y-V대의 Fagus-Quercus-Cryptomeria림 (후빙기 후기)으로 변천하였음을 알 수 있었다. 그리고 Y-I대와 Y-II대는 아한대성 침엽수림 시대, Y-III대는 아한대성 침엽수림 시대에서 냉온대성 낙엽활엽수림 시대로의 이행기, Y-IV대는 냉온대성 낙엽활엽수림 시대, Y-V대는 침엽.낙엽활엽혼합림 시대에 대비되는 것도 알 수 있었다.