Andrew D. Koffman - researchr alias

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Viewing Publication 1 - 9 from 9

2023

Measurement of the Frequency Dependence of Four Terminal-Pair Air Capacitors With a Vector Network AnalyzerStephan Schlamminger, Andrew D. Koffman, James W. Schmidt, Bryan C. Waltrip, Yicheng Wang. tim, 72:1-10, 2023. [doi]

2022

Comparison of a 100-pF Capacitor With a 12 906-Ω Resistor Using a Digital Impedance BridgeMona Feige, Stephan Schlamminger, Andrew D. Koffman, Dean G. Jarrett, Shamith U. Payagala, Alireza R. Panna, Bryan C. Waltrip, Mike Berilla, Frank Seifert 0004, Yicheng Wang. tim, 71:1-7, 2022. [doi]

2020

Using a Natural Ratio to Compare DC and AC ResistancesKwang Min Yu, Dean G. Jarrett, Andrew D. Koffman, Albert F. Rigosi, Shamith U. Payagala, Kwon Sang Ryu, Jeon Hong Kang, Sang Hwa Lee. tim, 69(8):5614-5619, 2020. [doi]

2017

Nonlinearity Testing of Capacitance Bridges Using Programmable CapacitorsYinan Yu, Andrew D. Koffman, Yicheng Wang. tim, 66(6):1227-1231, 2017. [doi]

2007

Evaluation of a Capacitance Scaling SystemSvetlana Avramov-Zamurovic, Andrew D. Koffman, Bryan C. Waltrip, Yicheng Wang. tim, 56(6):2160-2163, 2007. [doi]

Dissipation Factors of Fused-Silica Capacitors in the Audio Frequency RangeYicheng Wang, Andrew D. Koffman, Gerald J. FitzPatrick. tim, 56(2):624-627, 2007. [doi]

2003

Improved 1-kHz capacitance calibration uncertaintyAnne-Marie Jeffery, Andrew D. Koffman. tim, 52(4):1284-1288, 2003. [doi]

2000

The sensitivity of a method to predict a capacitor's frequency characteristicSvetlana Avramov-Zamurovic, Andrew D. Koffman, Nile M. Oldham, Bryan Cristopher Waltrip. tim, 49(2):398-404, 2000. [doi]

Uncertainty analysis for four terminal-pair capacitance and dissipation factor characterization at 1 and 10 MHzAndrew D. Koffman, Svetlana Avramov-Zamurovic, Bryan Cristopher Waltrip, Nile M. Oldham. tim, 49(2):346-348, 2000. [doi]

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