Zobrazeno 1 - 10
of 31
pro vyhledávání: '"Mathias Wipf"'
Publikováno v:
IEEE Access, Vol 3, Pp 287-302 (2015)
Silicon nanowire field-effect transistors (Si-NW FETs) have been demonstrated as a versatile class of potentiometric nanobiosensors for real time, label-free, and highly sensitive detection of a wide range of biomolecules. In this review, we summariz
Externí odkaz:
https://doaj.org/article/369033595f1944dbb75238d34fc67182
Autor:
Olena Synhaivska, Yves Mermoud, Masoud Baghernejad, Israel Alshanski, Mattan Hurevich, Shlomo Yitzchaik, Mathias Wipf, Michel Calame
Publikováno v:
Sensors, Vol 19, Iss 18, p 4022 (2019)
The presence of heavy metal ions such as copper in the human body at certain concentrations and specific conditions can lead to the development of different diseases. The currently available analytical detection methods remain expensive, time-consumi
Externí odkaz:
https://doaj.org/article/cdb119e478f64b9a9e292544e21d9b92
Autor:
Ralph L. Stoop, Mathias Wipf, Steffen Müller, Kristine Bedner, Iain A. Wright, Colin J. Martin, Edwin C. Constable, Axel Fanget, Christian Schönenberger, Michel Calame
Publikováno v:
Biosensors, Vol 6, Iss 2, p 21 (2016)
Ionic gradients play a crucial role in the physiology of the human body, ranging from metabolism in cells to muscle contractions or brain activities. To monitor these ions, inexpensive, label-free chemical sensing devices are needed. Field-effect tra
Externí odkaz:
https://doaj.org/article/b61c7a2759be4841af2ca4890e9804b1
Publikováno v:
Biosensors and Bioelectronics
We report a method to suppress streaming potential using an Ag-coated microfluidic channel on a p-type silicon nanowire (SiNW) array measured by a multiplexed electrical readout. The metal layer sets a constant electrical potential along the microflu
Autor:
Olena, Synhaivska, Yves, Mermoud, Masoud, Baghernejad, Israel, Alshanski, Mattan, Hurevich, Shlomo, Yitzchaik, Mathias, Wipf, Michel, Calame
Publikováno v:
Sensors (Basel, Switzerland)
The presence of heavy metal ions such as copper in the human body at certain concentrations and specific conditions can lead to the development of different diseases. The currently available analytical detection methods remain expensive, time-consumi
Autor:
Mathias Wipf, Said Rabbani, Christian Schönenberger, Michel Calame, Ralph L. Stoop, Beat Ernst, Giulio Navarra, Kristine Bedner
Publikováno v:
ACS Sensors. 1:781-788
The detection of biomarkers at very low concentration and low cost is increasingly important for clinical diagnosis. Moreover, monitoring affinities for receptor-antagonist interactions by time-resolved measurements is crucial for drug discovery and
Autor:
Alexey Tarasov, Christian Schönenberger, Mathias Wipf, Ralph L. Stoop, Steffen Müller, Wangyang Fu, Edwin C. Constable, Iain A. Wright, Michel Calame, Kristine Bedner, Colin J. Martin
Publikováno v:
Sensors and Actuators, B: Chemical. 220:500-507
Ion-sensitive field-effect transistors based on silicon nanowires are promising candidates for the detection of chemical and biochemical species. These devices have been established as pH sensors thanks to the large number of surface hydroxyl groups
Publikováno v:
IEEE Access
Silicon nanowire field-effect transistors (Si-NW FETs) have been demonstrated as a versatile class of potentiometric nanobiosensors for real time, label-free, and highly sensitive detection of a wide range of biomolecules. In this review, we summariz
Autor:
Yihui Chen, Andreas Hierlemann, Michel Calame, Ralph L. Stoop, Paolo Livi, Christian Schönenberger, Joerg Rothe, Amir Shadmani, Mathias Wipf
Publikováno v:
Sensors and Actuators B: Chemical. 204:568-577
We present a highly sensitive chemical sensor system including a chip with an array of silicon nanowire ISFETs and a CMOS chip with custom-designed signal-conditioning circuitry. The CMOS circuitry, comprising 8 sigma–delta (Σ–Δ) modulators and
Autor:
Edwin C. Constable, Ralph L. Stoop, Iain A. Wright, Michel Calame, Kristine Bedner, Wangyang Fu, Colin J. Martin, Alexey Tarasov, Mathias Wipf, Christian Schönenberger
Publikováno v:
ACS Nano. 7(No. 7):5978-5983
Ion-sensitive field-effect transistors based on silicon nanowires with high dielectric constant gate oxide layers (e.g., Al2O3 or HfO2) display hydroxyl groups which are known to be sensitive to pH variations but also to other ions present in the ele