You are here

Department of primary metrology of electrical resistance

Vnitřní organizační jednotka

Název oddělení

Department of primary metrology of electrical resistance

Číslo

1011

Address

Radiová 1136/3, 102 00 Praha - Hostivař

Head of Department

Ing. Jan Kučera Ph.D.

Phone: 266 020 193, 266 020 194, 266 020 117, 266 020 191 

Email: jkucera@cmi.cz

Mapa

Obory kalibrací

  • electricity and magnetism

Kalibrované přístroje

  • multimeters
  • multifunction transfer standards
  • Fixed resistor
  • resistance box
  • three terminal resistor
  • microohmmeters
  • resistance bridges
  • ohmmeters
  • teraohmmeters
  • fixed resistor

Další služby

  • Calibration of atypical measurement devices of electrical resistance and non-decadic ressitance values
  • consultancy
  • technical theory and practical training for metrologists and developers
  • long-term monitoring of ressitance sources and meters for evaluation of time, temperature and pressure dependency

Laboratories

 Shielded measurement rooms

Standards of electrical resistance in low-ohmic lab

Quantum lab with cryogenic current comaprator

Cryostat with surpaconductive magnet for realization of quantum Hall effect - a base for czech national standard of resistance

Research and development

Research of quantum based impedance standard

Design and simulation of imepdance standards

Precise generators with high stability and resolution for audio frequency range (SWG)

Precize temperature controlled air baths with stability in mK range. Option with sealing for protective atmoshpere (e.g. argon gas)

 

Development of measurement applications

Development of measurmeent software for sofisticated applications.


International projects

Automated impedance metrology extending the quantum toolbox for electricity:

  

Quantum resistance metrology based on graphene:

Versatile electrical impedance calibration laboratory based on digital impedance bridges:

VersICaL


Šíře záběru výzkumných činností je umožněna díky široké spolupráci s univerzitami a zahraničními instituty.