Low power and large modulation depth optical bistability in an Si photonic crystal L3 cavity

Y Zhang, D Li, C Zeng, X Qiu, G Gao… - IEEE Photonics …, 2014 - ieeexplore.ieee.org
high switching contrast and large modulation depth. Yang et al. have reported Fano resonance
based on a Si PhC cavity and a large … low power and large modulation depth in a PhC L3 …

Semiconductor terahertz spatial modulators with high modulation depth and resolution for imaging applications

T Wen, J Tong, D Zhang, Y Zhu, Q Wen… - Journal of Physics D …, 2019 - iopscience.iop.org
… limited by their inferior modulation depth and resolution. Here, … to enhance the terahertz
modulation depth through the … the uncoated and coated large pieces of silicon, respectively. …

High-speed programmable lithium niobate thin film spatial light modulator

X Ye, F Ni, H Li, H Liu, Y Zheng, X Chen - Optics Letters, 2021 - opg.optica.org
… as limited by the slow response of the pixels. Achieving high-speed spatial modulation is still
… We point out that the modulation depth decreases with higher frequency of the driving signal…

Nonlinear photorefractive response at high modulation depths

F Vachss, L Hesselink - JOSA A, 1988 - opg.optica.org
… We note also that the symmetry of this ramp is governed by the acceptor/trap ratio R, with
high R yielding the relatively slow increases and steep dropoffs with increasing x depicted here …

Stopping and storing light coherently

MF Yanik, S Fan - Physical Review A—Atomic, Molecular, and Optical …, 2005 - APS
… can be made for specific examples of slow light structures. In a CROW … index modulations
available. A system can accommodate a pulse with a bandwidth no greater than the largest

2D materials for optical modulation: challenges and opportunities

S Yu, X Wu, Y Wang, X Guo, L Tong - Advanced Materials, 2017 - Wiley Online Library
… , but is very likely to bring higher loss and slower overall response; and a broader spectral …
that require a relatively large modulation depth. To enhance the light–material interaction, the …

Design and simulation of high modulation efficiency, low group velocity dispersion lithium niobate slow-wave electro-optic modulator based on a fishbone-like grating

C Deng, L Zhu, M Lu, Y Sun, L Huang, D Wang… - Optics & Laser …, 2023 - Elsevier
… In this paper, the transmission characteristics and slow light characteristics of the … index
of slow light increases. The trade-off between the group index and the bandwidth of slow light

Perfect absorption frequency modulation, optical switching and slow-light multifunctional integrated device based on plasmon-induced absorption

E Gao, G Cao, Y Deng, H Li, X Chen, G Li - Optics & Laser Technology, 2024 - Elsevier
… in both optical switching and slow light, with amplitude modulation depth up to 100 %,
insertion … slow light is as high as 10.3 ps, which is much larger than that of PIT-based slow light

Improving the modulation bandwidth of GaN‐based light‐emitting diodes for high‐speed visible light communication: countermeasures and challenges

R Wan, L Wang, J Huang, X Yi… - Advanced Photonics …, 2021 - Wiley Online Library
… rise time and slower fall time, and these effects are more substantial when the modulation
depth is … Lastly, we have presented a brief analysis of the modulation depth and power–current …

Optical modulators with 2D layered materials

Z Sun, A Martinez, F Wang - Nature Photonics, 2016 - nature.com
light modulation with various advantages, such as small footprint, large modulation depth
and … -optic modulators are rather slow (∼MHz) due to the intrinsically slow thermal diffusivity. …