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Van Hien-Hoang,Thi My Nhung-Nguyen,김헌정 한국물리학회 2020 Current Applied Physics Vol.20 No.9
We report the deposition of epitaxial SrHfO3 thin films on a SrTiO3 (001) substrate in different substrate temperatures by using a pulsed laser deposition (PLD) method. We carried out X-ray diffraction (XRD), X-ray reflectivity (XRR), reciprocal space mapping (RSM), atomic force microscopy (AFM), resistivity, and Hall measurements to examine the crystallinity, morphology and electrical properties of these films. All films showed smooth and uniform morphology with small root mean square (RMS) roughness. While the SrHfO3 sample grown at 750 °C is metallic, the films deposited at 600 °C, 650 °C, and 700 °C show an upturn at low temperatures. The temperature dependence of the metallic parts was analyzed based on the parallel resistor model that includes resistivity saturation. On the other hand, the low-temperature upturn was found to be well described by a weak localization mechanism. We also observed the possible emergence of non-Fermi liquid behavior when the upturn disappeared. All SrHfO3 films have p-type charge carriers.
Phuong Thien Thuong,Tran Manh Hung,Nguyen Minh Khoi,Hoang Thi My Nhung,Nguyen Thi Chinh,Nguyen Thi Quy,장태수,나민균 대한약학회 2014 Archives of Pharmacal Research Vol.37 No.3
Four lignans, meso-dihydroguaiaretic acid(DHGA), macelignan, fragransin A2 and nectandrin B,were isolated from the seeds of Myristica fragrans (Vietnamesenutmeg) and investigated for their cytotoxicactivity against eight cancer cell lines. Of these, DHGAexhibited potent cytotoxicity against H358 with IC50 valueof 10.1 lM. In addition, DHGA showed antitumor activityin allogeneic tumor-bearing mice model.
Thuong, Phuong Thien,Hung, Tran Manh,Khoi, Nguyen Minh,Nhung, Hoang Thi My,Chinh, Nguyen Thi,Quy, Nguyen Thi,Jang, Tae Su,Na, MinKyun 대한약학회 2014 Archives of Pharmacal Research Vol.37 No.3
Four lignans, meso-dihydroguaiaretic acid (DHGA), macelignan, fragransin $A_2$ and nectandrin B, were isolated from the seeds of Myristica fragrans (Vietnamese nutmeg) and investigated for their cytotoxic activity against eight cancer cell lines. Of these, DHGA exhibited potent cytotoxicity against H358 with $IC_{50}$ value of $10.1{\mu}M$. In addition, DHGA showed antitumor activity in allogeneic tumor-bearing mice model.