Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
Results
Showing 1 to 10 of 10 for “"Mass sensor"”.
-
Development of high-Q micromechanical cell mass sensor (optimizing parameters for in-plane mass sensors)
… functionalities. Many MEMS-based resonant sensors have been extensively studied and used as biological and chemical sensors. However, previous works have shown that there are several technology limitations that inhibit application of various mass sensors to mass measurement and analysis, …
-
The Effect of Sensor Mass, Sensor Location, and Delamination Location of Different Composite Structures Under Dynamic Loading
<p>This study investigated the effect of sensor mass, sensor location, and delamination location of different composite structures under dynamic loading. The study pertains to research of the use of accelerometers and dynamic response as a cost-effective and reliable method of structural health …
-
A multiplex platform based on cellular barcoding for measuring single cell drug susceptibility
… growth rate. Previously, the serial microfluidic mass sensor arrays have been used to measure single-cell mass accumulation rates over ~20 minute intervals to assess drug susceptibility. Here, we present a multiplexing platform that allows evaluation of multiple drug response conditions in a …
-
Gapped cantilever for the enhancement of strain sensitivity and energy efficiency
… vibration energy harvester and resonant mass sensor are carefully investigated in this work. Multiple prototypes of these applications both in meso-scale and micro-scale are designed, manufactured and characterized. The testing results show good agreement with theoretical expectation, and …
-
Low loss film bulk acoustic resonator in liquid environments
… resonator (FBAR) is an acoustic resonator mass sensor using the resonance of longitudinal or shears acoustic waves. There is a significant Q factor loss in liquid medium due to acoustic energy loss. This drastically affects the minimum detectable mass of the sensor. This research describes …
-
Measuring compositional and growth properties of single cells
… a highly sensitive microfabricated single-cell mass sensor - the suspended microchannel resonator - is used to demonstrate cellular growth measurements by mass accumulation for several microorganism, ranging from bacterial cells to eukaryotes and mammalian cells. From those measurements insights …
-
High Frequency Thermally Actuated Single Crystalline Silicon Micromechanical Resonators with Piezoresistive Readout
… can be utilized as an ultra sensitive biomedical mass sensor.</p>
-
MEMS MULTI-DOF WEAKLY COUPLED RESONATOR BASED ON MODE LOCALIZATION FOR MASS CHANGE SENSING APPLICATIONS
… the usage of nanoparticles as well quantified mass changes is described. The mass sensitivity of the coupled resonator can be characterized accordingly. It has been demonstrated that a) the resonance amplitude ratio yields a sensitivity to mass changes around two times larger than amplitude …
-
Intentional nonlinearity in the small scale with applications to atomic force microscopy (AFM) and mass sensing
… of ultra-sensitive nano/micromechanical sensor technology has had a transformative effect on the field of nanoscience. These devices are currently used in many different applications including biological, chemical and inertial sensing; atomic force microscopy and infrared spectroscopy; …