Multi channel 4 History of engineering and technology 3 Adhesives 2 Auxiliary electrodes 2 Costs 2 Cyclic voltammetry 2 Fabrication 2 Graphite 2 Graphite electrodes 2 Low-costs 2 Multichannel graphite electrode 2 Nitrite 2 Polypropylenes 2 Printing techniques 2 Production & quality control management 2 Reference electrodes 2 Research & information: general 2 Scanning electron microscopy 2 Stencil printing 2 Stencil-printing technique 2 Technology: general issues 2 Transparent electrodes 2 Working electrode 2 multichannel graphite electrodes 2 nitrite 2 stencil-printing technique 2 2015 Gorkha earthquake 1 Air quality 1 Amharic hate speech detection 1 Array sensors 1