This work reports the design of an efficient multiband UC system based on Ln3+/Yb3+-doped core-shell upconversion ...

An imbalance of cerebral excitation and inhibition (E/I), particularly in the medial prefrontal cortex ... Recently, the aperiodic component of the electroencephalography (EEG) power spectrum has been ...

Abstract: The method of motion-induced eddy current is significant not only for defect detection but also for speed sensing. This paper investigates the effect of excitation frequency on the ...

Abstract: Standby loss has always been a troubling problem for the flywheel energy storage system (FESS), which would lead to a high self-discharge rate. In this article, hybrid excitation is ...

Scientists from China have developed high-performance colloidal quantum-dot (CQD)  surface-emitting laser array based on ...

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The scattered light is displaced in wavelength from the laser emission because of contact with sample molecules. The wavelength spectrum of ... isolate the intended excitation wavelength while ...

College of Food Science and Nutritional Engineering, China Agricultural University, Beijing 100083, China ...

Another benefit is the higher power output. Multimode laser diodes are able to generate higher optical power, making them ...