Anisotropic media 1 Antenna 1 Biodegradable materials 1 Conformal 1 Construction materials 1 Defect detection 1 Density 1 Dielectric 1 Dual-band; Wireless local area network (WLAN); CPW feed antenna; Dual-frequency 1 Free-space transmission measurement 1 Heterogeneous media 1 Industrial non-destructive microwave sensing 1 Microwave imaging 1 Modified ISM; Coherent signals; Low SNR; Spectrum peaks; Denoised matrix 1 Moisture content 1 Multiphase dielectric 1 Patch antenna 1 RAIN RFID 1 RFID 1 Reader antenna 1 Recyclable 1 Recyclable materials 1 Recycled 1 UHF 1 Wideband; Flexible; Log-periodic dipole array antenna; Millimeter-wave; Ink-printable 1 Wood 1 Wood nondestructive testing 1