Long-term research in Inmetro on samples of quantum Hall resistance standards made by PTB

8th Brazilian Congress on Metrology

Carvalho, H.R.^1 ; Briones, R.E.M.^1 ; Pierz, K.^2 ; Gotz, M.^2

Quantum Electrical Metrology Laboratory, Inmetro, Duque de Caxias, Brazil^1

Physikalisch-Technische Bundesanstalt (PTB), Germany^2

关键词: Aging effects;    National metrology institutes;    Quantum hall;    Quantum Hall resistance;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/733/1/012069/pdf
DOI  :  10.1088/1742-6596/733/1/012069

来源: IOP

【 摘 要 】

This paper shows up to date results of Inmetro's investigations on aging effects of quantum Hall samples fabricated by PTB in the frame of a mutual scientific agreement established between the Brazilian and German National Metrology Institutes.