Two-Dimensional Nanoparticle Arrays Derived from Ferritin Monolayers Export

@article{citeulike:3336415, abstract = {Abstract: A scalable technique for making silica coatings with embedded two-dimensional arrays of iron oxide nanoparticles is presented. The iron oxide nanoparticle arrays were formed by depositing quasi-crystalline ferritin layers, an iron storage protein with an iron oxide mineral core, on solid substrates by a spread-coating technique based on evaporation-induced convective assembly. The layer of protein molecular arrays was then encapsulated in a silica matrix film deposited from a sol precursor. The organic protein shell of the ferritin molecules was then removed by controlled pyrolysis, leaving ordered iron oxide cores bound in the silica matrix. This article is the first report on combining convective self-assembly of proteins with sol-gel techniques of oxide film formation. The technique is technologically feasible and scalable to make coatings of encapsulated ordered magnetic clusters tens of cm2 or larger in size.}, address = {Department of Chemical and Nuclear Engineering, University of New Mexico, Albuquerque, New Mexico 87131, and Department of Chemical Engineering, North Carolina State University, Raleigh, North Carolina 27695}, author = {Yuan, Z. and Petsev, D. N. and Prevo, B. G. and Velev, O. D. and Atanassov, P.}, citeulike-article-id = {3336415}, citeulike-linkout-0 = {http://dx.doi.org/10.1021/la062891f}, citeulike-linkout-1 = {http://pubs.acs.org/doi/abs/10.1021/la062891f}, day = {8}, doi = {10.1021/la062891f}, journal = {Langmuir}, keywords = {2-d, arrays, ferritin, monolayers, nanoparticles, self-assembly}, month = {May}, number = {10}, pages = {5498--5504}, posted-at = {2008-09-25 15:47:17}, priority = {4}, title = {Two-Dimensional Nanoparticle Arrays Derived from Ferritin Monolayers}, url = {http://dx.doi.org/10.1021/la062891f}, volume = {23}, year = {2007} }

TY - JOUR ID - citeulike:3336415 L3 - citeulike-article-id:3336415 N2 - Abstract: A scalable technique for making silica coatings with embedded two-dimensional arrays of iron oxide nanoparticles is presented. The iron oxide nanoparticle arrays were formed by depositing quasi-crystalline ferritin layers, an iron storage protein with an iron oxide mineral core, on solid substrates by a spread-coating technique based on evaporation-induced convective assembly. The layer of protein molecular arrays was then encapsulated in a silica matrix film deposited from a sol precursor. The organic protein shell of the ferritin molecules was then removed by controlled pyrolysis, leaving ordered iron oxide cores bound in the silica matrix. This article is the first report on combining convective self-assembly of proteins with sol-gel techniques of oxide film formation. The technique is technologically feasible and scalable to make coatings of encapsulated ordered magnetic clusters tens of cm2 or larger in size. IS - 10 JF - Langmuir AD - Department of Chemical and Nuclear Engineering, University of New Mexico, Albuquerque, New Mexico 87131, and Department of Chemical Engineering, North Carolina State University, Raleigh, North Carolina 27695 EP - 5504 TI - Two-Dimensional Nanoparticle Arrays Derived from Ferritin Monolayers VL - 23 SP - 5498 KW - 2-d KW - arrays KW - ferritin KW - monolayers KW - nanoparticles KW - self-assembly AU - Yuan, Z AU - Petsev, DN AU - Prevo, BG AU - Velev, OD AU - Atanassov, P PY - 2007/05/08/ UR - http://dx.doi.org/10.1021/la062891f ER -