The properties of the triplet excited state of [60]fullerene-containing cyclic sulphoxide have been investigated by time-resolved absorption spectroscopy. Transient absorption bands of [60]fullerene-containing cyclic...The properties of the triplet excited state of [60]fullerene-containing cyclic sulphoxide have been investigated by time-resolved absorption spectroscopy. Transient absorption bands of [60]fullerene-containing cyclic sulphoxide showed two decay-components, which were attributed to triplet excited states of different spin multiplicity. The properties of photoexcited states of [60]fullerene-containing cyclic sulphoxide are also reported.展开更多
We theoretically analyze the transient properties of a probe field absorption and dispersion in a coupled semiconductor double-quantum-dot nanostructure.We show that in the presence of the Gaussian laser beams,absorpt...We theoretically analyze the transient properties of a probe field absorption and dispersion in a coupled semiconductor double-quantum-dot nanostructure.We show that in the presence of the Gaussian laser beams,absorption and dispersion of the probe field can be dramatically influenced by the relative phase between applied fields and intensity of the Gaussian laser beams.Transient and steady-state behaviors of the probe field absorption and dispersion are discussed to estimate the required switching time.The estimated range is between 5-8 ps for subluminal to superluminal light propagation.展开更多
The property of maintaining the lens state of the liquid crystal(LC)lens during the switching between positive and negative lens states is made use of in the fast acquirement of multi-focus images without magnificatio...The property of maintaining the lens state of the liquid crystal(LC)lens during the switching between positive and negative lens states is made use of in the fast acquirement of multi-focus images without magnification change.A depth from focus(DFF)pipeline that can generate a low-error depth map and an all-in-focus image is proposed.The depth of the scene is then obtained via DFF pipeline from the captured images.The depth sensor proposed in this paper has the advantages of simple structure,low cost,and long service life.展开更多
文摘The properties of the triplet excited state of [60]fullerene-containing cyclic sulphoxide have been investigated by time-resolved absorption spectroscopy. Transient absorption bands of [60]fullerene-containing cyclic sulphoxide showed two decay-components, which were attributed to triplet excited states of different spin multiplicity. The properties of photoexcited states of [60]fullerene-containing cyclic sulphoxide are also reported.
文摘We theoretically analyze the transient properties of a probe field absorption and dispersion in a coupled semiconductor double-quantum-dot nanostructure.We show that in the presence of the Gaussian laser beams,absorption and dispersion of the probe field can be dramatically influenced by the relative phase between applied fields and intensity of the Gaussian laser beams.Transient and steady-state behaviors of the probe field absorption and dispersion are discussed to estimate the required switching time.The estimated range is between 5-8 ps for subluminal to superluminal light propagation.
基金supported by Sichuan Science and Technology Programs(Grant No.2021YJ0102).
文摘The property of maintaining the lens state of the liquid crystal(LC)lens during the switching between positive and negative lens states is made use of in the fast acquirement of multi-focus images without magnification change.A depth from focus(DFF)pipeline that can generate a low-error depth map and an all-in-focus image is proposed.The depth of the scene is then obtained via DFF pipeline from the captured images.The depth sensor proposed in this paper has the advantages of simple structure,low cost,and long service life.
