A gallium phosphide photonic chip featuring multiple spiral waveguides and other test structures. Credit: Nikolai Kuznetsov ...
Smarter, Faster, and More Efficient Signal Boosting A new optical amplifier is changing the game. Unlike conventional amplifiers, this chip-based breakthrough leverages optical nonlinearity rather ...
For many years, erbium-doped fiber amplifiers (EDFAs), the most widely used amplifiers, have fulfilled this function by ...
New Energy Materials and Technology Research Center, Anhui Key Laboratory of Low Temperature Co-Fired Materials, School of Chemistry and Materials Engineering, Huainan Normal University, Huainan ...
U.S. Treasury Secretary Scott Bessent arrived in Kyiv on Wednesday to discuss a critical minerals deal as Ukraine vies to win the backing of U.S. President Donald Trump at a perilous diplomatic ...
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Herein, we construct an all-fiber self-starting erbium-doped Mamyshev oscillator, and by utilizing time-stretching dispersive Fourier-transform (TS-DFT) technique, we reveal the distinct dynamical ...
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