A system, comprising: a turbomachine comprising a first turbomachine component having a first mechanoluminescent material, wherein the first turbomachine component is configured to produce a first light emission upon exposure to a first mechanical stimulus sufficient to cause mechanoluminescence by the first mechanoluminescent material; and a turbomachine monitoring system comprising a first photodetector that detects the first light emission and a controller, wherein the controller comprises a data acquisition and processing circuitry configured to monitor the structural health of the first turbomachine component based on an analysis of the first light emission by correlating the first light emission to the mechanoluminescent material of the first turbomachine component, and to provide a user perceivable indication as a result of that analysis, or to perform a control action based on that analysis; the turbomachine further comprising: a second turbomachine component having a second mechanoluminescent material, wherein the second turbomachine component produces a second light emission upon exposure to a second mechanical stimulus sufficient to cause the emission by the second mechanoluminescent material, wherein the turbomachine comprises a second photodetector that detects the second light emission and wherein the turbomachine monitoring system is configured to monitor the structural health of the second component based on detection of the second light emission; wherein the wavelength of the second light emission is distinct compared to the wavelength of the first light emission, this wavelength difference enabling the data acquisition and processing circuitry to correlate first detected wavelengths, which are characteristic of the first light emission, to the first turbomachine component, and to correlate second detected wavelengths, which are characteristic of the second light emission, to the second turbomachine component. a turbomachine comprising a first turbomachine component having a first mechanoluminescent material, wherein the first turbomachine component is configured to produce a first light emission upon exposure to a first mechanical stimulus sufficient to cause mechanoluminescence by the first mechanoluminescent material; and a turbomachine monitoring system comprising a first photodetector that detects the first light emission and a controller, wherein the controller comprises a data acquisition and processing circuitry configured to monitor the structural health of the first turbomachine component based on an analysis of the first light emission by correlating the first light emission to the mechanoluminescent material of the first turbomachine component, and to provide a user perceivable indication as a result of that analysis, or to perform a control action based on that analysis; the turbomachine further comprising: a second turbomachine component having a second mechanoluminescent material, wherein the second turbomachine component produces a second light emission upon exposure to a second mechanical stimulus sufficient to cause the emission by the second mechanoluminescent material, wherein the turbomachine comprises a second photodetector that detects the second light emission and wherein the turbomachine monitoring system is configured to monitor the structural health of the second component based on detection of the second light emission; wherein the wavelength of the second light emission is distinct compared to the wavelength of the first light emission, this wavelength difference enabling the data acquisition and processing circuitry to correlate first detected wavelengths, which are characteristic of the first light emission, to the first turbomachine component, and to correlate second detected wavelengths, which are characteristic of the second light emission, to the second turbomachine component. a second turbomachine component having a second mechanoluminescent material, wherein the second turbomachine component produces a second light emission upon exposure to a second mechanical stimulus sufficient to cause the emission by the second mechanoluminescent material, wherein the turbomachine comprises a second photodetector that detects the second light emission and wherein the turbomachine monitoring system is configured to monitor the structural health of the second component based on detection of the second light emission; wherein the wavelength of the second light emission is distinct compared to the wavelength of the first light emission, this wavelength difference enabling the data acquisition and processing circuitry to correlate first detected wavelengths, which are characteristic of the first light emission, to the first turbomachine component, and to correlate second detected wavelengths, which are characteristic of the second light emission, to the second turbomachine component.