1. A correlation noise spectrometer for flicker noise measurement in graphene samples. (7th February 2019) Authors: Marzano, Martina; Cultrera, Alessandro; Ortolano, Massimo; Callegaro, Luca Journal: Measurement science & technology Issue: Volume 30:Number 3(2019:Mar.) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. A fully digital bridge towards the realization of the farad from the quantum Hall effect. (21st December 2020) Authors: Marzano, Martina; Ortolano, Massimo; D'Elia, Vincenzo; Müller, André; Callegaro, Luca Journal: Metrologia Issue: Volume 58:Number 1(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. A new calibration setup for lock-in amplifiers in the low frequency range and its validation in a bilateral comparison. (19th February 2021) Authors: Cultrera, Alessandro; Corminboeuf, David; D'Elia, Vincenzo; Tran, Ngoc Thanh Mai; Callegaro, Luca; Ortolano, Massimo Journal: Metrologia Issue: Volume 58:Number 2(2021) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. An international comparison of phase angle standards between the novel impedance bridges of CMI, INRIM and METAS. (8th June 2018) Authors: Ortolano, Massimo; Palafox, Luis; Kučera, Jan; Callegaro, Luca; D'Elia, Vincenzo; Marzano, Martina; Overney, Frédéric; Gülmez, Gülay Journal: Metrologia Issue: Volume 55:Number 4(2018:Aug.) Page Start: 499 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Circuit models and SPICE macro-models for quantum Hall effect devices. (16th July 2015) Authors: Ortolano, Massimo; Callegaro, Luca Journal: Measurement science & technology Issue: Volume 26:Number 8(2015:Aug.) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Error modelling of quantum Hall array resistance standards. (5th February 2018) Authors: Marzano, Martina; Oe, Takehiko; Ortolano, Massimo; Callegaro, Luca; Kaneko, Nobu-Hisa Journal: Metrologia Issue: Volume 55:Number 2(2018:Apr.) Page Start: 167 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. Low-noise and wide-bandwidth current readout at low temperatures using a superconducting-quantum-interference-device amplifier. (28th March 2017) Authors: Tran, Ngoc Thanh Mai; Okazaki, Yuma; Nakamura, Shuji; Ortolano, Massimo; Kaneko, Nobu-Hisa Journal: Japanese journal of applied physics Issue: Volume 56:Number 4(2017)Supplement Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. PTB–INRIM comparison of novel digital impedance bridges with graphene impedance quantum standards. (1st December 2022) Authors: Marzano, Martina; Pimsut, Yaowaret; Kruskopf, Mattias; Yin, Yefei; Kraus, Marco; D'Elia, Vincenzo; Callegaro, Luca; Ortolano, Massimo; Bauer, Stephan; Behr, Ralf Journal: Metrologia Issue: Volume 59:Number 6(2022) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Update: On the synthesis of quantum Hall array resistance standards (2015 Metrologia52 31). (1st March 2019) Authors: Ortolano, Massimo; Callegaro, Luca Journal: Metrologia Issue: Volume 56:Number 2(2019:Apr.) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗