Transparent and flexible metamaterial absorbers can provide solutions for electromagnetic compatibility and electromagnetic radiation pollution. They also play key roles in platforms with optical windows that require low detectability and immunity to electromagnetic interference. Due to the lack of active adaptability to complex electromagnetic environments, early metamaterial absorbers need to be redesigned and manufactured once the application scenarios change. The new two-dimensional material graphene provides a practical technical approach for the realization of transparent tunable absorbers. In this work, we propose a polarization-insensitive dual-tunable microwave absorber based on graphene metasurface. By controlling two separate bias voltages applied to patterned graphene or continuous graphene, independent dynamic regulation of electromagnetic wave absorption frequency and amplitude is achieved. It also possesses the features of optical transparency and flexibility. The measurement results show that the absorption frequency can be shifted from 9.8 to 11.3 GHz, the peak absorption rate at each absorption frequency remains above 99.6%, and the reflection amplitude modulation can be achieved simultaneously at each absorption frequency. The proposed absorber integrates multiple modulation functions for electromagnetic waves, and the overall structure is optically transparent and flexible. Therefore, it can contribute to many practical wave absorbing applications.
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Xi An Jiao Tong Univ, Sch Elect Engn, West Xianning Rd, Xian 710049, Shaanxi, Peoples R ChinaXi An Jiao Tong Univ, Sch Elect Engn, West Xianning Rd, Xian 710049, Shaanxi, Peoples R China
Houran, Mohamad Abou
Saqlain, Muhammad
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COMSATS Univ Islamabad, Dept Elect & Comp Engn, Islamabad, PakistanXi An Jiao Tong Univ, Sch Elect Engn, West Xianning Rd, Xian 710049, Shaanxi, Peoples R China
Saqlain, Muhammad
Baqir, Muhammad Abuzar
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COMSATS Univ Islamabad, Dept Elect & Comp Engn, Islamabad, PakistanXi An Jiao Tong Univ, Sch Elect Engn, West Xianning Rd, Xian 710049, Shaanxi, Peoples R China
机构:
South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Shen, Hongyang
Liu, Fengxiang
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Liu, Fengxiang
Liu, Chunyang
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Liu, Chunyang
Zeng, Dong
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Zeng, Dong
Guo, Banghong
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Guo, Banghong
Wei, Zhongchao
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Wei, Zhongchao
Wang, Faqiang
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Wang, Faqiang
Tan, Chunhua
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Tan, Chunhua
Huang, Xuguang
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
Huang, Xuguang
Meng, Hongyun
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South China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R ChinaSouth China Normal Univ, Sch Informat & Optoelect Sci & Engn, Guangdong Prov Key Lab Nanophoton Funct Mat & Dev, Guangzhou 510006, Peoples R China
机构:
Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Liu, W. E., I
Zhang, L. E., I
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Zhang, L. E., I
Ke, J. U. N. C. H. E. N.
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Ke, J. U. N. C. H. E. N.
Liang, J. I. N. G. C. H. E. N. G.
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Liang, J. I. N. G. C. H. E. N. G.
Xiao, C. O. N. G.
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Xiao, C. O. N. G.
Cheng, Q. I. A. N. G.
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China
Cheng, Q. I. A. N. G.
Cui, T. I. E. J. U. N.
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Southeast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R ChinaSoutheast Univ, State Key Lab Millimeter Waves, Nanjing 210096, Peoples R China