[IEEE 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium ((EFTF/IFC) - BESANÇON, France (2017.7.9-2017.7.13)] 2017 Joint Conference of the European Frequency and Time Forum and IEEE International Frequency Control Symposium (EFTF/IFC) - Anti-symmetric shear-extensional AlN lamb-wave resonators with kt2 > 4%