W. R. Johnson

A Three-Dimensional Magnetic Tweezer System for Intraembryonic Navigation and Measurement

Xian Wang, Mengxi Luo, Han Wu et al. · IEEE Transactions on Robotics · 2017 · 61 citations

Magnetic Micromanipulation, Engineering, Measurement +25

Heterogeneous bubble nucleation and conditions for growth in a liquid–gas system of constant mass and volume

C. A. Ward, W. R. Johnson, R.D. Venter et al. · Journal of Applied Physics · 1983 · 58 citations

Cavitating Flow, Bubble Dynamic, Engineering +13

Activation of complement at plasma-air or serum-air interface of rabbits

C. A. Ward, A. Koheil, D. McCullough et al. · Journal of Applied Physiology · 1986 · 58 citations

Animal Physiology, Inflammation, Complement System +14

A Flexure-Guided Piezo Drill for Penetrating the Zona Pellucida of Mammalian Oocytes

W. R. Johnson, Changsheng Dai, Jun Liu et al. · IEEE Transactions on Biomedical Engineering · 2017 · 45 citations

Tissue Engineering, Engineering, Oocyte Deformation +20

Reduction in complement activation from biomaterials by removal of air nuclei from the surface roughness

C. A. Ward, A. Koheil, W. R. Johnson et al. · Journal of Biomedical Materials Research · 1984 · 31 citations

Materials Science, Engineering, Critical Surface Tension +12