![Axial” Magnetic Levitation Using Ring Magnets Enables Simple Density-Based Analysis, Separation, and Manipulation | Analytical Chemistry Axial” Magnetic Levitation Using Ring Magnets Enables Simple Density-Based Analysis, Separation, and Manipulation | Analytical Chemistry](https://pubs.acs.org/cms/10.1021/acs.analchem.8b03493/asset/images/medium/ac-2018-034935_0006.gif)
Axial” Magnetic Levitation Using Ring Magnets Enables Simple Density-Based Analysis, Separation, and Manipulation | Analytical Chemistry
![electromagnetism - Winding an electromagnet ring coil to get radial magnetic field - Electrical Engineering Stack Exchange electromagnetism - Winding an electromagnet ring coil to get radial magnetic field - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/nq8rZ.jpg)
electromagnetism - Winding an electromagnet ring coil to get radial magnetic field - Electrical Engineering Stack Exchange
![CMS Magnetics Super Powerful N52 Neodymium Ring Magnet OD 2 x ID 1 x 1/4" w/ 46 LB Holding Power - Rare Earth Ring Magnet 1 Piece: Amazon.com: Industrial & Scientific CMS Magnetics Super Powerful N52 Neodymium Ring Magnet OD 2 x ID 1 x 1/4" w/ 46 LB Holding Power - Rare Earth Ring Magnet 1 Piece: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61CKHOfyP8L._AC_UF1000,1000_QL80_.jpg)
CMS Magnetics Super Powerful N52 Neodymium Ring Magnet OD 2 x ID 1 x 1/4" w/ 46 LB Holding Power - Rare Earth Ring Magnet 1 Piece: Amazon.com: Industrial & Scientific
![1 2 5 Pcs 70mm Ndfeb Magnet Ring Od 70x38x6 Mm 2.8" Large Circle Strong Neodymium Permanent Magnets Tube Rare Earth Magnet - Magnetic Materials - AliExpress 1 2 5 Pcs 70mm Ndfeb Magnet Ring Od 70x38x6 Mm 2.8" Large Circle Strong Neodymium Permanent Magnets Tube Rare Earth Magnet - Magnetic Materials - AliExpress](https://ae01.alicdn.com/kf/H84c48e3e2ef443dcb208d733b02e5baco.jpg)