Zobrazeno 1 - 10
of 144
pro vyhledávání: '"Seonho Cho"'
Autor:
Jae-Hyun Kim, Seonho Cho
Publikováno v:
Nanocomposites, Vol 9, Iss 1, Pp 18-29 (2023)
AbstractWe present a gradient-based optimization method that precisely designs simplified isotropic potentials for self-assembly of targeted lattice structures. An ansatz potential and its constraints are constructed to directly reflect the character
Externí odkaz:
https://doaj.org/article/3278f59bcf0a4f739aef008764e5672e
Publikováno v:
Artificial Cells, Nanomedicine, and Biotechnology, Vol 48, Iss 1, Pp 948-960 (2020)
Onion (Allium cepa) extract was used for the green synthesis of gold and silver nanoparticles. Each colloidal solution exhibited surface plasmon resonance, with a peak at 532 nm for gold nanoparticles and 391 nm for silver nanoparticles. Microscopic
Externí odkaz:
https://doaj.org/article/7ba2b3f1ad934ff88acddbe16ee9b149
Autor:
Yoonho Choi, Sehyeon Kang, Song-Hyun Cha, Hyun-Seok Kim, Kwangho Song, You Jeong Lee, Kyeongsoon Kim, Yeong Shik Kim, Seonho Cho, Youmie Park
Publikováno v:
Nanoscale Research Letters, Vol 13, Iss 1, Pp 1-10 (2018)
Abstract A green synthesis of gold and silver nanoparticles is described in the present report using platycodon saponins from Platycodi Radix (Platycodon grandiflorum) as reducing agents. Platycodin D (PD), a major triterpenoidal platycodon saponin,
Externí odkaz:
https://doaj.org/article/0726f54109094d6eae2caa929c72807d
Publikováno v:
Nanomaterials, Vol 9, Iss 6, p 819 (2019)
Sesquiterpenoids from the flower bud extract of Tussilago farfara were effectively utilized as a reducing agent for eco-friendly synthesis of silver and gold nanoparticles. The silver and gold nanoparticles had a characteristic surface plasmon resona
Externí odkaz:
https://doaj.org/article/063e2ee3044146ff98ee23ea510a9510
Publikováno v:
Mechanics Based Design of Structures and Machines. :1-20
Publikováno v:
Journal of the Computational Structural Engineering Institute of Korea. 35:325-331
Publikováno v:
Journal of the Computational Structural Engineering Institute of Korea. 34:287-292
Publikováno v:
Structural and Multidisciplinary Optimization. 63:529-549
This paper presents a configuration design optimization method for three-dimensional curved beam built-up structures having maximized fundamental eigenfrequency. We develop the method of computation of design velocity field and optimal design of beam
Publikováno v:
Structural and Multidisciplinary Optimization. 61:1843-1855
We present a shape design optimization method for interdigitated electrodes in an electro-adhesive device. In the finite element analysis of electrostatics using linear basis functions, a finite node displacement method is used for the accurate elect
Publikováno v:
International Journal of Mechanics and Materials in Design. 16:475-486
To simulate the agglomeration of nanoparticles subjected to an external electric field, we develop a method to calculate the induced charge density in surface atoms to account for the inter-particle attractions between metallic nanoparticles, based o