Wenyong Cheng
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View article: Enhanced optical limiting properties in short wavebands: a comparative study of Ti<sub>3</sub>AlCN and Ti<sub>3</sub>CN nanosheets
Enhanced optical limiting properties in short wavebands: a comparative study of Ti<sub>3</sub>AlCN and Ti<sub>3</sub>CN nanosheets Open
In this work, Ti 3 CN powder was successfully synthesized using Ti 3 AlCN as a precursor. Both materials were processed into nanosheets via liquid-phase exfoliation. Using the open- and closed-aperture Z-scan technique, we conducted the fi…
View article: Numerical optimization of Nd-doped fiber oscillators for broadband and high-power 0.9 µm emission
Numerical optimization of Nd-doped fiber oscillators for broadband and high-power 0.9 µm emission Open
High-power 0.9 µm lasers have garnered significant interest due to their potential applications in laser pumping and blue-green light generation. However, as one of the promising implementation methods, the Nd-doped fiber (NDF) lasers have…
View article: Damage of bilayer structure in La3Ni2O7-d induced by high pO2 annealing
Damage of bilayer structure in La3Ni2O7-d induced by high pO2 annealing Open
The discovery of superconductivity with onset temperature of ~80 K in pressurized bilayer Ruddlesden-Popper La3Ni2O7-d has attracted much attention. Despite intense research, determination of the exact oxygen content and understanding of t…
View article: Blue Ld Pumped Passively Q-Switched Pr:Ylf Lasers Generation Using 2d Germanene Nanosheets
Blue Ld Pumped Passively Q-Switched Pr:Ylf Lasers Generation Using 2d Germanene Nanosheets Open
View article: Rapid Growth of KDP Crystals in the [101] Direction
Rapid Growth of KDP Crystals in the [101] Direction Open
KDP crystals have important applications in inertial confinement fusion. However, during the rapid growth of large-sized KDP crystals, inclusion is prone to occur. The existence of inclusion will lead to the reduction of crystal quality an…
View article: The Extended SLM Combined Autoencoder of the PAPR Reduction Scheme in DCO-OFDM Systems
The Extended SLM Combined Autoencoder of the PAPR Reduction Scheme in DCO-OFDM Systems Open
End-to-end learning in optical communication systems is a promising technique to solve difficult communication problems, especially for peak to average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) syste…
View article: The relationship between the laser damaged threshold and step velocity in different supersaturation regions
The relationship between the laser damaged threshold and step velocity in different supersaturation regions Open
The laser damaged threshold (LDT) of potassium dihydrogen phosphate (KDP) crystals grown at different supersaturation points were investigated using a Nd:YAG nanosecond laser.
View article: High power broadband LiF:F_2 ^- color center laser
High power broadband LiF:F_2 ^- color center laser Open
A high power LiF:F(2)(-) color center laser is demonstrated with broadband emission. The excitation source is a quasi-continuous wave diode side-pumped acousto-optically Q-switched Nd:YAG laser. Under an incident 1064-nm laser power of 25.…