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- Young Min Koo, Chul Sub Lee, +4 authors Tae Youl Choi
- 2006
Present chemical application system using a power sprayer has been a labor intensive, ineffective and shirking task in farming. Therefore, a small RF controlled (unmanned) helicopter was suggested to… (More)
An artificial neural network (ANN) model was applied to simulate the phase volume fraction of titanium alloy under isothermal and non-isothermal hot forging condition. For isothermal hot forging… (More)
- Chul Sub Lee
- 2014
Aerial application using an unmanned agricultural helicopter can reduce labor and pollution. The development of an agricultural helicopter became urgent for both precise and timely spraying. In this… (More)
Opening agricultural market progresses radically, reducing cost of high quality agricultural products becomes urgent. Aerial application using an agricultural helicopter helps precise and timely… (More)
L'invention concerne un capteur de deplacement servant a mesurer le deplacement de divers dispositifs en fonction d'une legere deformation des dispositifs, la mesure etant basee sur le moment d'une… (More)
- Chul Sub Lee, Kun Taek Lim, Sang Hee Lee
- 2010
L'invention concerne un couvercle de blindage destine a coupler un fil tresse, enveloppant un câble electrique qui s'y trouve afin de proteger le câble electrique, a un element de blindage incorpore… (More)
Recently, monitoring systems, such as POP, take a core role in scheduling or planning of manufacturing facilities for production, maintenance, and so on. Such monitoring systems require… (More)
- Hyun Joon Shin, Namdong Kim, Hee Seob Kim, W. W. Lee, Chul Sub Lee, Bong-soo Kim
- Journal of synchrotron radiation
- 2018
A scanning transmission X-ray microscope is operational at the 10A beamline at the Pohang Light Source. The 10A beamline provides soft X-rays in the photon energy range 100-2000 eV using an… (More)
- Hee Seo, Se-hyung Lee, +5 authors Jae Sung Lee
- 2009