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Shin, Seunghoon,Gihm, Se Hoon,Park, Chong Rae,Kim, Sehoon,Park, Soo Young American Chemical Society 2013 Chemistry of materials Vol.25 No.16
<P>We report synthesis and optical/structural characterization of new fluorescent rod–coil amphiphiles based on the PEGylated α-cyanostilbene skeleton (12EO-CNMBE and 12EO-CNTFMBE) and their self-assembly behaviors in water. Distinct from the common amphiphilic behavior of nonfluorinated 12EO-CNMBE forming spherical nanostructures, fluorinated 12EO-CNTFMBE has proven to be the first example of a molecular building block that can self-assemble in water into small-dimension, small-aspect-ratio organic nanorods with aggregation-induced enhanced emission (AIEE). The robust structural integrity and hydrophobic/π-conjugated nature of the fluorinated block assembly, as well as the antifouling coating by the hydrophilic PEG block, enabled stable encapsulation of a model drug (Nile Red) within the self-assembled nanorod structure and its successful delivery through membrane filters. By virtue of these advantageous attributes along with high intracellular uptake efficiency, the 12EO-CNTFMBE nanorods manifested potential as a self-signaling fluorescent nanocarrier for the intracellular delivery of hydrophobic cargos.</P><P><B>Graphic Abstract</B> <IMG SRC='http://pubs.acs.org/appl/literatum/publisher/achs/journals/content/cmatex/2013/cmatex.2013.25.issue-16/cm400988a/production/images/medium/cm-2013-00988a_0010.gif'></P><P><A href='http://pubs.acs.org/doi/suppl/10.1021/cm400988a'>ACS Electronic Supporting Info</A></P>
상태 관측기를 이용한 회전 역진자 시스템의 T-S 퍼지 모델 기반 출력 궤환 강인 제어기 설계
신승훈(Seunghoon Shin),김한솔(Han Sol Kim) 한국정보기술학회 2022 Proceedings of KIIT Conference Vol.2022 No.12
본 논문은 외란이 포함된 회전 역진자 시스템의 Takagi-Sugeno (T-S) 퍼지 모델에 대한 상태 관측기 설계 및 출력 궤환 강인 제어기 설계 방법을 제시한다. 이를 위해 상태 관측기와 시스템의 오차 및 시스템에 대한 augmented system이 유도된다. 그 다음, 선형 행렬 부등식으로 표현되는 Lyapunov 기반의 membership-function-dependent (MFD) H<SUB>∞</SUB> 안정화 조건을 유도하고, 이로부터 제어기 및 상태 관측기 이득 행렬이 얻어진다. 마지막으로 시뮬레이션을 통해 제안하는 방법의 타당성을 검증한다. This paper presents a state observer and robust output feedback controller design method for a rotary inverted pendulum system. To this end, an augmented system for the error between system and observer is derived. After then, the controller and state observer gains are obtained by solving the Lyapunov-based membersip-function-dependent (MFD) H<SUB>∞</SUB> stability condition represented by linear matrix inequalities. Finally, the validity of the proposed state observer and controller design method is proved by the simulation result.