Externally directed assembly of disk-shaped zeolite particles by an electric field

2011 ◽  
Vol 26 (2) ◽  
pp. 215-222 ◽  
Author(s):  
Manish Mittal ◽  
Raul F. Lobo ◽  
Eric M. Furst

Abstract

2018 ◽  
Vol 9 (01) ◽  
pp. 14-26 ◽  
Author(s):  
Qilai Chen ◽  
Gang Liu ◽  
Shuang Gao ◽  
Xiaohui Yi ◽  
Wuhong Xue ◽  
...  

Abstract


2013 ◽  
Vol 28 (10) ◽  
pp. 1349-1355 ◽  
Author(s):  
Zbigniew Rozynek ◽  
René C. Castberg ◽  
Alexander Mikkelsen ◽  
Jon Otto Fossum

Abstract


2012 ◽  
Vol 2012 ◽  
pp. 1-9 ◽  
Author(s):  
Alexander P. Hsiao ◽  
Michael J. Heller

A method is presented for the electric-field-directed self-assembly of higher-order structures composed of alternating layers of biotin nanoparticles and streptavidin-/avidin-conjugated enzymes carried out on a microelectrode array device. Enzymes included in the study were glucose oxidase (GOx), horseradish peroxidase (HRP), and alkaline phosphatase (AP); all of which could be used to form a light-emitting microscale glucose sensor. Directed assembly included fabricating multilayer structures with 200 nm or 40 nm GOx-avidin-biotin nanoparticles, with AP-streptavidin-biotin nanoparticles, and with HRP-streptavidin-biotin nanoparticles. Multilayered structures were also fabricated with alternate layering of HRP-streptavidin-biotin nanoparticles and GOx-avidin-biotin nanoparticles. Results showed that enzymatic activity was retained after the assembly process, indicating that substrates could still diffuse into the structures and that the electric-field-based fabrication process itself did not cause any significant loss of enzyme activity. These methods provide a solution to overcome the cumbersome passive layer-by-layer assembly methods to efficiently fabricate higher-order active biological and chemical hybrid structures that can be useful for creating novel biosensors and drug delivery nanostructures, as well as for diagnostic applications.


Small ◽  
2007 ◽  
Vol 3 (7) ◽  
pp. 1237-1244 ◽  
Author(s):  
Dietrich A. Dehlinger ◽  
Benjamin D. Sullivan ◽  
Sadik Esener ◽  
Michael J. Heller

2012 ◽  
pp. 652-662
Author(s):  
Mélanie Auffan ◽  
Catherine Santaella ◽  
Alain Thiéry ◽  
Christine Paillès ◽  
Jérôme Rose ◽  
...  

ACS Nano ◽  
2016 ◽  
Vol 10 (5) ◽  
pp. 5006-5014 ◽  
Author(s):  
Donna D. Deng ◽  
Zhong Lin ◽  
Ana Laura Elías ◽  
Nestor Perea-Lopez ◽  
Jie Li ◽  
...  

Lab on a Chip ◽  
2009 ◽  
Vol 9 (22) ◽  
pp. 3268 ◽  
Author(s):  
Kristopher D. Barbee ◽  
Alexander P. Hsiao ◽  
Michael J. Heller ◽  
Xiaohua Huang

2015 ◽  
Vol 5 (4) ◽  
pp. 619-622 ◽  
Author(s):  
Anthony C. Vasko ◽  
Corey R. Grice ◽  
Andrew D. Kostic ◽  
Victor G. Karpov

Abstract


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