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pro vyhledávání: '"Joel N. Johnson"'
Publikováno v:
MRS Advances. 2:3471-3478
Janus spheres, micron-sized silica spheres half-coated with platinum, move rectilinearly away from the platinum side in aqueous hydrogen peroxide. Upon self-assembling, these colloidal particles can form dimers with different conformations that exhib
Autor:
Benjamin P. Thiesing, Christopher McDonald, Joel N. Johnson, Amir Nourhani, Christopher J. Mann, Robert Peralta, John G. Gibbs, Paul E. Lammert
Publikováno v:
Physical Review E. 95
We experimentally investigated the self-assembly of chemically active colloidal Janus spheres into dimers. The trans-dimer conformation, in which the two active sites are oriented roughly in opposite directions and the particles are osculated at thei
Publikováno v:
Langmuir : the ACS journal of surfaces and colloids. 31(38)
We analyze the rotational dynamics of spherical colloidal Janus particles made from silica (SiO2) with a hemispherical gold/palladium (Au/Pd) cap. Since the refractive index difference between the surrounding fluid and a two-faced, optically anisotro