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2 Sensors and Data Piezoelectric Actuator Lab • • • • • Used a motor with a fine travel range of 25 micrometers Inputted 5 V signal at 5hz Measured movement with Linear Variable Displacement Transducer (LVDT) and National Instruments LabView Used filters to account for noise Looked for 5hz signal in LabView 3 Sensors and Data Results • • Focus was on windowing and signal processing Used Fourier Transform to find constituent frequencies of measured signal • • Various waveforms Various sampling frequencies 4 Other Piezoelectric Applications Harvard Robobee • • • • Meso-scale flying robot Two piezoelectric components control each wing Weight less than .1g Currently wired 5
aerospace Fabricated ZnO nanowires from nanoparticle solution for carbon fiber strengthening and high temperature piezoelectric gas sensors Collaborated on a variety piezoelectric gas sensor designs for cyclic voltammetry in high temperature conditions Coated graphene thin-film on silicon with electrophoretic deposition and created graphene-epoxy composite with epoxy residue Performed tensile strength and thermal testing for graphene sample and SEM imaging for graphene samples and ZnO samples Microfluidics Engineer/Intern - Materials Research Lab ( Santa Barbara, CA ) • Fabricated MoS2/WS2 semiconductor monolayers for Li-Ion batteries, transistors, optoelectronics, solar cells, gas sensors and catalysis • Improved Photoluminescence and Raman peak count with careful study of Chemical Vapor Deposition (CVD) growth parameters • Studied the CVD nucleation and growth of Volmer-Weber monolayer films of MoS2, WS2 and graphene for p-type transistors Battery Engineering Summer Intern - National Science Foundation ( El Paso, TX ) Executed Design of Experiments (DOEs) for new cells and materials, overseeing cell builds, and evaluating cell test results Selection, characterization, and validation of lithium-ion cell materials and components Statistical data analysis for electrode &
Solution resistance 4 Electronic Components (LCR Elements and Piezoelectric and Resonant Elements) Sweep function (Frequency and signal level) The IM3590 can perform sweep measurement of the frequency characteristics of standard LCR components such as electronic components and piezoelectric elements (resonant components).
23 Viktoria Erofeeva, Olga Maslennikova, and Vera Puhlyanko Nonlinear Resonance Magnetoelectric Effect in Magnetostrictive Piezoelectric Structures .
CONTROLLED BY VALVE WITH SAFETY DEVICE (THERMOCOUPLE), PIEZOELECTRIC AUTOMATIC IGNITION OF PILOT BURNER.
A detailed decision can be made on the elements using the resonance of a piezoelectric element or inductor.
The ﬁfth chapter is devoted to the ﬁeld of transducers, focusing attention successively on electrodynamic transducers, electromagnetic transducers, piezoelectric materials and transducers, electrostatic transducers, and ﬁnally receiving transducers.
Testing the resonance characteristics of piezoelectric elements Reduce Equipment Costs with Just 1 Device!