In a recent study,Prof.Rui Min and collaborators published their paper in the journal of Opto-Electronic Science that is entitled"Smart photonic wristband for pulse wave monitoring".The paper introduces nove...In a recent study,Prof.Rui Min and collaborators published their paper in the journal of Opto-Electronic Science that is entitled"Smart photonic wristband for pulse wave monitoring".The paper introduces novel realization of a sensor that us-es a polymer optical multi-mode fiber to sense pulse wave bio-signal from a wrist by analyzing the specklegram mea-sured at the output of the fiber.Applying machine learning techniques over the pulse wave signal allowed medical diag-nostics and recognizing different gestures with accuracy rate of 95%.展开更多
Microlasers based on high quality(Q)whispering-gallery mode(WGM)resonance are pronfising low threshold laser sources for bio-sensing and imaging applications.In this Letter,dye-doped polymer microspheres were fabricat...Microlasers based on high quality(Q)whispering-gallery mode(WGM)resonance are pronfising low threshold laser sources for bio-sensing and imaging applications.In this Letter,dye-doped polymer microspheres were fabricated by a controlling emulsion solvent evaporation method.WGM lasing with low threshold and high Q factors was realized in an individual microsphere under femtosecond laser pumping.The slight change of environmental relative humidity(RH)can be monitored by measuring the shift of the lasing modes at tile ex-posure of water molecules,which dcmonstrates the sensitivity is as high as 6 pm/RH%.The results would offer an insight into employing microlasers as sensors.展开更多
文摘In a recent study,Prof.Rui Min and collaborators published their paper in the journal of Opto-Electronic Science that is entitled"Smart photonic wristband for pulse wave monitoring".The paper introduces novel realization of a sensor that us-es a polymer optical multi-mode fiber to sense pulse wave bio-signal from a wrist by analyzing the specklegram mea-sured at the output of the fiber.Applying machine learning techniques over the pulse wave signal allowed medical diag-nostics and recognizing different gestures with accuracy rate of 95%.
基金supported by the National Natural Science Foundation of China(NSFC)(No.61275054)the Science and Technology Support Program of Jiangsu Province(No.BE2016177)"Collaborative Innovation Center of Suzhou Nano Science and Technology"for their support
文摘Microlasers based on high quality(Q)whispering-gallery mode(WGM)resonance are pronfising low threshold laser sources for bio-sensing and imaging applications.In this Letter,dye-doped polymer microspheres were fabricated by a controlling emulsion solvent evaporation method.WGM lasing with low threshold and high Q factors was realized in an individual microsphere under femtosecond laser pumping.The slight change of environmental relative humidity(RH)can be monitored by measuring the shift of the lasing modes at tile ex-posure of water molecules,which dcmonstrates the sensitivity is as high as 6 pm/RH%.The results would offer an insight into employing microlasers as sensors.
