Sep 26, 2013 · TTA-UCL has achieved quantum efficiencies of up to ∼ 4% in water 25, but the blue or green emission (λ UCL < 550 nm) of the systems limits penetration depth (∼ 2 mm) in …

Oct 2, 2013 · A red-light-controllable soft actuator has been achieved, driven by low-power excited triplet–triplet annihilation-based upconversion luminescence (TTA-UCL).

Jul 12, 2018 · Herein, a highly thermal-sensitive upconversion system based on triplet–triplet annihilation (TTA) mechanism is pioneered to indicate body temperature variation sensitively …

Nov 15, 2017 · We herein report the triplet–triplet annihilation upconversion luminescence (TTA-UCL) clusters achieved by loading the platinum(II)-octaethylporphyrin (PtOEP) and 9,10 …

Apr 25, 2023 · Triplet–triplet annihilation-based molecular photon upconversion (TTA-UC) is a photophysical phenomenon that can yield high-energy emitting photons from low-energy …

Dec 5, 2019 · Because of high energetic photons-driven photocatalysis by TTA-UCL process, the hydrogen production ability of Au-PtDPA@SiO 2 @0.5NC2 had a 1.68-fold enhancement than …

Apr 3, 2013 · A general strategy for constructing high-effective upconversion nanocapsules based on triplet-triplet annihilation (TTA) was developed by loading both sensitizer and annihilator …

A red-light-controllable soft actuator has been achieved, driven by low-power excited triplet-triplet annihilation-based upconversion luminescence (TTA-UCL).

Jan 1, 2017 · At a low laser power density of 62 mW/cm 2, we first studied the minimum dose of TTA-based upconversion nanocapsules for in vivo UCL imaging. Female Balb/c mice were …

Sep 3, 2020 · Triplet–triplet annihilation based molecular photon upconversion (TTA-UC) is an exciting research area for a broad range of photonic applications due to its tunable spectral …