activity
20142023
most citedProgress on accurate measurement of the Planck constant: watt balance and counting atoms

23 citations · 35 across the 6 of their papers we have counts for

collaborators

6 papers

cs.CV20233 cited

DT/MARS-CycleGAN: Improved Object Detection for MARS Phenotyping Robot

David Liu, Zhengkun Li, Zihao Wu +1

Robotic crop phenotyping has emerged as a key technology to assess crops' morphological and physiological traits at scale. These phenotypical measurements are essential for develop…

cs.LG20239 cited

Diffusion Models for Time Series Applications: A Survey

Lequan Lin, Zhengkun Li, Ruikun Li +2

Diffusion models, a family of generative models based on deep learning, have become increasingly prominent in cutting-edge machine learning research. With a distinguished performan…

physics.ins-det2016

Designing Model and Optimization of the Permanent Magnet for Joule Balance NIM-2

Qiang You, Jinxin Xu, Zhengkun Li +1

Permanent magnets with yokes are widely used in the watt and joule balances to measure the Planck constant for the forthcoming redefinition of the unit of mass, the kilogram. Recen…

physics.ins-det2016

A Five-Freedom Active Damping and Alignment Device Used in the Joule Balance

Jinxin Xu, Qiang You, Zhonghua Zhang +2

Damping devices are necessary for suppressing the undesired coil motions in the watt/joule balance. In this paper, an active electromagnetic damping device, located outside the mai…

physics.ins-det2014

The Improvement of Joule Balance NIM-1 and the Design of New Joule Balance NIM-2

Zhengkun Li, Zhonghua Zhang, Qing He +8

The development of the joule balance method to measure the Planck constant, in support of the redefinition of the kilogram, has been going on at the National Institute of Metrology…

physics.ins-det201423 cited

Progress on accurate measurement of the Planck constant: watt balance and counting atoms

Shisong Li, Zhonghua Zhang, Wei Zhao +2

The Planck constant is one of the most significant constants in quantum physics. Recently, the precision measurement of the numeral value of has been a hot issue due to its…