Nanoscale sensors Recent progress in the development of novel nanostructured biosensors for detection of waterborne contaminants Ankush A. Gokhale Jue Lu and Ilsoon Lee Nanosensors for intracellular raman studies Patrick I.T. Thomson and Colin J. Campbell BioFET SIM : a tool for the analysis and prediction of signal changes in nanowire based field effect transistor biosensors Martin R. Hediger Karen L. Martinez Jesper Nygård Mads Brandbyge Jan H. Jensen and Luca De Vico Semiconductor based nanostructures for photoelectrochemical sensors and biosensors Hongjun Chen and Lianzhou Wang ZnO hydrogen nanoscale sensors Oleg Lupan and Lee Chow Recent advances in the design of photodetectors based on thin film and nanostructured ZnO Yuri M. Strzhemechny Thin film gas sensors based on nanocarbon materials L.B. Kong and H. Huang A do it yourself (DIY) guide to using carbon nanotubes for stretchable electronics and sensors Daniel J. Cohen and Michel M. Maharbiz Ultrasensitive in plane resonant nano electromechanical sensors Faezeh Arab Hassani Yoshishige Tsuchiya Adrain Mihai Ionescu and Hiroshi Mizuta