Design, Development, and Performance Evaluation of aRD820: A Low-Power, Rail-to-Rail Operational Amplifier Alternative to AD820
This research paper presents the successful development of aRD820, a cost-effective, low-power operational amplifier designed as a viable alternative to the industry-standard AD820, achieving comparable performance by adapting the design to specific production capabilities and material constraints.
A Miniature Potentiostat for Electrochemical Impedance Spectroscopy and Cyclic Voltammetry in Wearable Sensor Integration
This work presents the design and development of a low-power, miniature potentiostat capable of performing electrochemical impedance spectroscopy (EIS) and cyclic voltammetry (CV) for integration with wearable biochemical sensors.
Enhancing Electric Energy Density in Graphene-Based Capacitors through Electron Stabilization
Graphene's unique property of not fully screening external electric fields can be leveraged to build high-density electrostatic capacitors by stabilizing the electrons on the middle graphene plate using fast AC current-induced Lorentz forces.
Versatile Low-Impedance Superconducting Tadpole Resonators for Sub-Gigahertz Applications
A simple and versatile low-characteristic-impedance lumped-element resonator design based on a superconducting coplanar waveguide strip shunted with a parallel-plate capacitor, enabling tailored impedance and frequency in the sub-gigahertz regime while maintaining a small footprint.
Analysis of the Effects of Winding and Wire Gauge on the Frequency Response and Output of Single Coil Electric Guitar Pickups
Increasing the number of turns on a single coil electric guitar pickup decreases the resonant frequency exponentially and increases the magnitude of the impedance peak linearly. Using thicker wire (42 AWG) results in higher resonant frequencies and higher impedance magnitudes compared to thinner wire (44 AWG) for the same number of turns.
Energy Efficiency of Supercapacitors Varies Significantly with Operating Voltage Ranges
The energy efficiency of supercapacitors is highly dependent on their operating voltage ranges, with efficiency increasing as the minimum voltage is raised and the maximum voltage is maintained at the device's maximum rating.
A Novel MOSFET-Based Circuit for Detecting, Limiting, and Recovering from Single Event Latchup in Spacecraft Systems
This paper presents a novel circuit design that can detect, limit the current, and execute self-power cycling to recover from Single Event Latchup (SEL) in CMOS ICs used in spacecraft systems.
Exploring the Use of Contingency Analysis for Enhancing the Reliability of Nuclear Power Plant Electrical Systems
Contingency analysis can provide valuable insights to enhance the reliability and resilience of nuclear power plant electrical systems by identifying potential vulnerabilities and enabling the development of effective Remedial Action Schemes.
Optimal Cable Layout Planning for Offshore Wind Farm Electrical Collector System Considering Reliability and Post-Fault Network Reconfiguration
The optimal cable layout for the offshore wind farm electrical collector system should balance economic efficiency and reliability, considering post-fault network reconfiguration strategies to enhance system resilience.
Optimizing Electrical Capacitance Sensors for Microgravity Propellant Mass Gauging
Capacitance-based sensors offer a promising method for accurate propellant mass gauging in microgravity environments, overcoming the limitations of conventional techniques. The design of the sensor electrodes is critical to optimize performance in terms of sensitivity distribution, dynamic range, and signal-to-noise ratio.
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