Nalazite se na CroRIS probnoj okolini. Ovdje evidentirani podaci neće biti pohranjeni u Informacijskom sustavu znanosti RH. Ako je ovo greška, CroRIS produkcijskoj okolini moguće je pristupi putem poveznice www.croris.hr
izvor podataka: crosbi

A floating multi-channel picoammeter for micropattern gaseous detector current monitoring (CROSBI ID 220518)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Utrobičić, Antonija ; Kovačić, Marinko ; Erhardt, Filip ; Poljak, Nikola ; Planinić, Mirko A floating multi-channel picoammeter for micropattern gaseous detector current monitoring // Nuclear instruments & methods in physics research. Section A, Accelerators, spectrometers, detectors and associated equipment, 801 (2015), 21-26. doi: 10.1016/j.nima.2015.08.021

Podaci o odgovornosti

Utrobičić, Antonija ; Kovačić, Marinko ; Erhardt, Filip ; Poljak, Nikola ; Planinić, Mirko

engleski

A floating multi-channel picoammeter for micropattern gaseous detector current monitoring

This paper presents a concept of a multiple channel picoammeter suitable for operation at a high voltage. To ensure floating operation, 1 kHz readout rate and low battery usage, the picoammeter employs an optical fibre for data transmission. The analogue conditioning section consists of a transimpedance amplifier that is connected to a 16 bit Sigma Delta ADC which is integrated into the microcontroller. Simultaneous reception of data sent from multiple picoammeter units is achieved using an FPGA device and a USB interface to the host PC. A prototype with a +/- 125 nA range was constructed. The paper includes a calibration procedure of the prototype and an example of a current leakage test conducted on a 10x10 cm2 GEM foil. The resolution achieved by the prototype in a 15 min test at 0, 5 nA bias was 6, 5 pA FWHM.

Floating current measurement ; picoammeter ; digital readout ; GEM detector

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

nije evidentirano

Podaci o izdanju

801

2015.

21-26

objavljeno

0168-9002

1872-9576

10.1016/j.nima.2015.08.021

Povezanost rada

Fizika, Elektrotehnika

Poveznice
Indeksiranost