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  • Near-infrared photothermal conversion of stable radicals

    The photo-generated radical exhibited a remarkable near-infrared (NIR) photothermal effect with good recyclability and high conversion efficiency. To our knowledge, this is the first example of a crystalline viologen-based coordination polymer that functions as a NIR photothermal

  • Photothermal Conversion an overview ScienceDirect Topics

    A 40.8% of photothermal conversion efficiency was obtained with a low toxicity and a high anticancer effect in vitro and in vivo. A superior photothermal therapy effect was found in in vivo mouse model using deep blue Ti 8 O 15 nanoparticles with > 98% absorption of near infrared light [163]. Cancer cells were effectively eliminated after 808

  • Highly Efficient Photothermal Therapy with Cell

    Photothermal therapy (PTT) exploits nanomaterials with optimal heat conversion and cellular penetration using near-infrared (NIR) laser irradiation. However, current PTT agents suffer from inefficient heat conversion, poor intracellular delivery, and a high dose of probes along with excessive laser irradiation, causing limited therapeutic outcomes. Here, bumpy Au triangular nanoprisms

  • A hierarchical assembly strategy for near-infrared

    Herein, we report a hierarchical assembly strategy for constructing heterogeneous half-sandwich organometallic D–A (D = π-donor, A = π-acceptor) interlocked structures, and their application in near-infrared (NIR) photothermal conversion. Thienothiophene and diketopyrrolopyrrole groups were selected as the D

  • Regulating morphologies and near-infrared photothermal

    Regulating morphologies and near-infrared photothermal conversion of perylene bisimide via sequence-dependent peptide self-assembly† Lingyun Cui,‡ a Yang Jiao,‡ b Anhe Wang,‡ a Luyang Zhao,a Qianqian Dong,a Xuehai Yan a and Shuo Bai * a

  • Transformable hybrid semiconducting polymer nanozyme for

    We herein report a hybrid semiconducting nanozyme (HSN) with high photothermal conversion efficiency for photoacoustic (PA) imaging-guided second near-infrared photothermal ferrotherapy. HSN comprises an amphiphilic semiconducting polymer as photothermal converter, PA emitter and iron-chelating Fenton catalyst.

  • Optical photothermal infrared and Raman spectroscopy with

    Optical Photothermal Infrared spectroscopy overcomes the key limitations of FTIR and Raman by providing for a sub-micron, non-contact and fluorescence free rapid analysis. When combined with simultaneous Raman, it provides for a unique complementary and

  • Photothermal Conversion an overview ScienceDirect Topics

    A 40.8% of photothermal conversion efficiency was obtained with a low toxicity and a high anticancer effect in vitro and in vivo. A superior photothermal therapy effect was found in in vivo mouse model using deep blue Ti 8 O 15 nanoparticles with > 98% absorption of near infrared light [163]. Cancer cells were effectively eliminated after 808

  • Preparation and near-infrared photothermal conversion

    Feb 05, 2013· Furthermore, they exhibited a strong characteristic absorption and an excellent photothermal conversion property in the near-infrared (NIR) region, owing to the free electrons or polarons. Also, the NIR absorption and photothermal conversion property became more significant with decreasing particle size or increasing particle concentration.

  • Regulating morphologies and near-infrared photothermal

    Regulating morphologies and near-infrared photothermal conversion of perylene bisimide via sequence-dependent peptide self-assembly† Lingyun Cui,‡ a Yang Jiao,‡ b Anhe Wang,‡ a Luyang Zhao,a Qianqian Dong,a Xuehai Yan a and Shuo Bai * a

  • Highly Efficient Photothermal Therapy with Cell

    Photothermal therapy (PTT) exploits nanomaterials with optimal heat conversion and cellular penetration using near-infrared (NIR) laser irradiation. However, current PTT agents suffer from inefficient heat conversion, poor intracellular delivery, and a high dose of probes along with excessive laser irradiation, causing limited therapeutic outcomes. Here, bumpy Au triangular nanoprisms

  • Plasmonic Pt Superstructures with Boosted Near‐Infrared

    Pt Spirals exhibit outstanding photothermal conversion efficiency (52.5%) and molar extinction coefficients (228.7 m 2 mol −1) in NIR‐II, which are much higher than those of solid Pt cubes. Simulations indicate that the unique superstructure can be a significant cause for improving both adsorption and the photothermal effect simultaneously

  • Near-infrared optogenetic engineering of photothermal

    Although a few types of organic (42, 43) and inorganic nanomaterials that absorb NIR-II light have been developed, AR was selected as a building block for APC largely due to its high photothermal conversion rate and photothermal stability . Furthermore, the AR not only converts the external photonic energy into intracellular local heat but also

  • Transformable hybrid semiconducting polymer nanozyme for

    We herein report a hybrid semiconducting nanozyme (HSN) with high photothermal conversion efficiency for photoacoustic (PA) imaging-guided second near-infrared photothermal ferrotherapy. HSN comprises an amphiphilic semiconducting polymer as photothermal converter, PA emitter and iron-chelating Fenton catalyst.

  • Highly efficient near-infrared photothermal antibacterial

    Near-infrared (NIR)-responsive photothermal materials, which allows for deep penetration and full utilization of solar light,offer a promising alternative for antibacterial membrane fabrication. Photothermal-active metallic [19],[20] or carbon nanomaterials [21],[22],[23] are typically incorporated or loaded onto such membranes to

  • Near-infrared nanoparticles based on aza-BDP for

    Jan 01, 2019· The photothermal conversion efficiency is 54% according to a previous method . The photothermal stability of IABDP NPs was investigated by multiple cycles of laser irradiation ( Fig. 3 f). The maximum temperature under continuous laser irradiation for different cycles basically keep constant, which indicated the good photostability of IABDP NPs .

  • Porous Pt Nanoparticles with High Near‐Infrared

    The Pt nanoparticles possess broadband near‐infrared light absorption in the range from 650 to 1200 nm, therefore allowing for selecting different laser wavelengths for photothermal therapy. The as‐prepared Pt nanoparticles exhibit remarkable photothermal conversion efficiencies under 809 and 980 nm laser irradiation.

  • Highly efficient near-infrared photothermal antibacterial

    [Show full abstract] nanocomposites exhibited strong photoabsorption in the entire near-infrared (NIR) region of 780-2500 nm and excellent photothermal conversion properties. This is because the

  • NIR Light‐Driving Barrier‐Free Group Rotation in

    Shanshan Wang, Shuning Li, Junyu Xiong, Zhengguo Lin, Wei Wei, Yanqing Xu, Near-infrared photothermal conversion of stable radicals photoinduced from a viologen-based coordination polymer, Chemical Communications, 10.1039/D0CC02193H, (2020).

  • Highly Efficient Photothermal Conversion of Ti3C2Tx/Ionic

    Photothermal conversion behavior has a vital application to disease therapy, water purification, or uncontacted heaters. The fabrication of high-performance photothermal conversion materials especially for near-infrared (NIR) light and microstructures has attracted a great deal of attention. Among numerous substances, MXene as a new type of 2D material with semi-metallic and unique