@article{247636, author = {Zeeshan Ahmed and Nathan Castro and Matthew Hartings}, title = {A photonic pH sensor based on photothermal spectroscopy}, year = {2019}, month = {2019-09-12}, publisher = {Sensors and Actuators B-Chemical}, url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=928185}, language = {en}, }