STOLYAROVA, Sara, Cherian SUMAN, Roberto RAITERI, Jiří ŽERAVÍK, Petr SKLÁDAL a Yael NEMIROVSKY. Composite Porous Silicon-Crystalline Silicon Cantilevers for Enhanced Biosensing. Sensors and Actuators B Chemical. Amsterdam (Holandsko): Elsevier, 2008, roč. 131, č. 1, s. 509-515. ISSN 0925-4005. |
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@article{750333, author = {Stolyarova, Sara and Suman, Cherian and Raiteri, Roberto and Žeravík, Jiří and Skládal, Petr and Nemirovsky, Yael}, article_location = {Amsterdam (Holandsko)}, article_number = {1}, keywords = {Porous silicon; Microcantilever; Antibody; Silanization; Fluorescence label}, language = {eng}, issn = {0925-4005}, journal = {Sensors and Actuators B Chemical}, note = {doi:10.1016/j.snb.2007.12.038}, title = {Composite Porous Silicon-Crystalline Silicon Cantilevers for Enhanced Biosensing}, volume = {131}, year = {2008} }
TY - JOUR ID - 750333 AU - Stolyarova, Sara - Suman, Cherian - Raiteri, Roberto - Žeravík, Jiří - Skládal, Petr - Nemirovsky, Yael PY - 2008 TI - Composite Porous Silicon-Crystalline Silicon Cantilevers for Enhanced Biosensing JF - Sensors and Actuators B Chemical VL - 131 IS - 1 SP - 509-515 EP - 509-515 PB - Elsevier SN - 09254005 N1 - doi:10.1016/j.snb.2007.12.038 KW - Porous silicon KW - Microcantilever KW - Antibody KW - Silanization KW - Fluorescence label N2 - Cantilever transducers, which are recognized as a promising platform for the next generation of chemical and biological sensors, are currently under extensive research. Here we report composite porous silicon-crystalline silicon microcantilevers made of SOI wafers, where the porous silicon surface provides an excellent interface for immobilization of the biosensing layer. We start with crystalline silicon cantilevers fabricated from SOI wafers and we establish a surface layer of porous silicon on the cantilevers by vapor phase stain etching. The processed porous silicon does not introduce signi?cant static bending of the cantilevers indicating that it does not introduce signi?cant residual stress. It does provide an excellent biocompatible material for immobilization of a wide variety of chemical and biological materials, resulting in enhanced sensitivity as demonstrated on the covalently immobilized antibody binding its complementary antigen. ER -
STOLYAROVA, Sara, Cherian SUMAN, Roberto RAITERI, Jiří ŽERAVÍK, Petr SKLÁDAL a Yael NEMIROVSKY. Composite Porous Silicon-Crystalline Silicon Cantilevers for Enhanced Biosensing. \textit{Sensors and Actuators B Chemical}. Amsterdam (Holandsko): Elsevier, 2008, roč.~131, č.~1, s.~509-515. ISSN~0925-4005.
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