Tong Xin, Tang Feng, Li Jianlang. Optical Drive Rotation of Magnetically Levitating Pyrolytic Graphite Disk Based on Eccentricity of Permanent Magnets[J]. Laser & Optoelectronics Progress, 2021, 58(1): 126001
- Laser & Optoelectronics Progress
- Vol. 58, Issue 1, 126001 (2021)
Fig. 1. Diagram of simulation model of circular pyrolytic graphite disk
Fig. 2. Magnetic field distribution of circular nested permanent magnets. (a)(d) Bx; (b)(e) By; (c)(f) Bz
Fig. 3. Force distribution of circular graphite sheet for stable suspension. (a)(c) Fx; (b)(d) Fy
Fig. 4. Temperature change of pyrolytic graphite surface irradiated by laser
Fig. 5. Torque distribution of circular pyrolytic graphite disk under irradiation of laser. (a) Schematic illustration of magnetic suspension of circular graphite disk under irradiation of laser; (b) torque distribution when Δx=0mm
Fig. 6. Force distributions of pyrolytic graphite disk when Δx=0.15mm
Fig. 7. Torque and potential energy distributions of pyrolytic graphite disk under irradiation of laser when Δx=0.15mm. (a) Potential energy distribution;(b) torque distribution
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