NEGATIVE-INDEX METAMATERIALS

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Split-ring resonators are often used in metamaterials to induce strong magnetic coupling to the B field and provide negative µ by acting as a resonant LC circuit ! ! = !1 − !! ! ! ! !! ! ! ! − ! !! Wire mesh mimics a diluted metal and can provide negative ε with proper geometrical choices ! ! = !1 − 2!! ! ! ! ! ! ln a r ! 10
Split-ring resonators Wires Microwave frequency NIM Smith, D., Pendry, J., & Wiltshire, M. (2004). Metamaterials and Negative Refractive Index. Science, 305, 788-792. 11
Page 1 and 2: NEGATIVE-INDEX METAMATERIALS Sarah
Page 3 and 4: WHAT ARE METAMATERIALS? • Man-mad
Page 5 and 6: NEGATIVE INDEX OF REFRACTION • No
Page 7 and 8: NEGATIVE INDEX OF REFRACTION • So
Page 9: REAL NEGATIVE-INDEX METAMATERIALS
Page 13 and 14: APPLICATIONS OF NIM • Provides op
Page 15 and 16: TRANSFORMATION OPTICS AND METAMATER
Page 17 and 18: SUMMARY AND CONCLUSION • There is
Page 19 and 20: SUPER-RESOLUTION MICROSCOPY • “
Page 21: Negative index metamaterials c) at

NEGATIVE-INDEX METAMATERIALS

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