Journal of Materials Chemistry C, Journal Year: 2024, Volume and Issue: 12(33), P. 13040 - 13049
Published: Jan. 1, 2024
In this study, composite materials composed of LiYbF 4 :Tm 3+ @LiYF and SrAl 2 O :Eu 2+ or ZnGa :Cr compounds were used for 3D-printed polymer items optical coding operating in the afterglow upconversion emission modes.
Language: Английский
Advanced Materials, Journal Year: 2023, Volume and Issue: 35(16)
Published: Feb. 18, 2023
X-ray imaging has received sustained attention for healthcare diagnostics and nondestructive inspection. To develop photonic materials with tunable photophysical properties in principle accelerates radiation detection technologies. Here the rational design synthesis of doped halide perovskite CsCdCl3 :Mn2+ , R4+ (R = Ti, Zr, Hf, Sn) are reported as next generation storage phosphors, capability is greatly improved by trap management via Mn2+ site occupation manipulation heterovalent substitution. Specially, Zr4+ displays zero-thermal-quenching (TQ) radioluminescence anti-TQ X-ray-activated persistent luminescence even up to 448 K, further revealing charge-carrier compensation redeployment mechanisms. resolution 12.5 lp mm-1 demonstrated, convenient 3D curved objects realized a time-lapse manner. This work demonstrates efficient modulation energy traps achieve high capacities promote future research into flexible detectors.
Language: Английский
Citations
114
ACS Nano, Journal Year: 2022, Volume and Issue: 16(12), P. 19691 - 19721
Published: Nov. 15, 2022
The prominence of photodynamic therapy (PDT) in treating superficial skin cancer inspires innovative solutions for its congenitally deficient shadow penetration the visible-light excitation. X-ray-induced (X-PDT) has been proven to be a successful technique reforming conventional PDT deep-seated tumors by creatively utilizing penetrating X-rays as external excitation sources and witnessed rapid developments over past several years. Beyond proof-of-concept demonstration, recent advances X-PDT have exhibited trend minimizing X-ray radiation doses quite low values. As such, scintillating materials used bridge photosensitizers play significant role, do diverse well-designed irradiation modes smart strategies improving tumor microenvironment. Here this review, we provide comprehensive summary achievements highlight trending efforts using radiation. We first describe concept relationships with radiodynamic radiotherapy then dissect mechanism absorption conversion materials, reactive oxygen species evaluation X-PDT, side effects clinical concerns on Finally, discuss detailed overview progress regarding low-dose present perspectives possible translation. It is expected that pursuit will facilitate breakthroughs, both fundamentally clinically, effective treatment near future.
Language: Английский
Citations
75
Chemical Engineering Journal, Journal Year: 2023, Volume and Issue: 461, P. 141685 - 141685
Published: Feb. 2, 2023
Language: Английский
Citations
46
Deleted Journal, Journal Year: 2024, Volume and Issue: 2(2)
Published: April 21, 2024
Abstract Inorganic photochromic materials, as emerging photoresponsive have attracted unparalleled interest because of their potential applications in various photoactive devices such smart windows, optical memories, and decorations. Over the past decades, great research efforts been focused on further development high‐performance revealing underlying physical mechanism well exploring new advanced applications. However, significant challenges still exist achieving large contrast, realizing color‐tunable response, confirming detailed processes. In this review, latest progress inorganic materials is summarized from aspects advance photochromism, techniques for evaluating methods regulating behavior. The information storage, photocatalysis, anti‐counterfeiting, radiation dosimetry so are also discussed. perspectives terms practical presented. This review aims to provide fundamentals about mechanism, properties promote application devices.
Language: Английский
Citations
37
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(38)
Published: May 2, 2024
Abstract Photochromic materials are widely used in optical data storage, encryption, and anti‐counterfeiting because of their ability to be written, erased, read repeatedly. However, conventional information encryption storage capabilities based on a “matrix” pattern 2D plane limited fewer dimensions, making less secure. Here, new concept expanding the dimensions is presented by manipulating rotation angle photochromic encoding disks principle absolute encoder. For this purpose, novel material, NaNbO 3 :xEu 3+ developed, with highly efficient red emission, large luminescence switching contrast, antithermal quenching behavior. The designed rotary encoder made ‐based material exhibits higher‐level than that encoders unlimited capability. This study presents exciting opportunities for using luminescent materials.
Language: Английский
Citations
20
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown
Published: July 1, 2024
Abstract Passive dosimeters enabling accurate measurement of doses from gamma rays to visible light are necessary ensure efficient utilization electromagnetic radiation in numerous fields like medical diagnostics and industrial manufacturing. The specific requirements for terms dosimetry range, sensitivity, accuracy, stability each application have led the development various based on new materials mechanisms. Here, a comprehensive review different types classified according response signal, namely electron paramagnetic resonance, electrical, optical, is provided. This starts with general introduction dosimetry, classification dosimeters, an elucidation necessity ranges spectrum. followed by overview fundamental explanation procedure, dosimetric quantities. Emphasis given working mechanism, design concept, applications type dosimeter as well their respective strengths drawbacks. Challenges prospects presented at end review. provides insightful material‐mechanism‐characteristics‐application relationship that hopefully can serve inspiration devices.
Language: Английский
Citations
18
Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(37)
Published: April 12, 2024
Abstract This study explores the integration of X‐ray‐induced photochromism and photoluminescence in a single material, offering innovative multi‐mode applications optical memory, anti‐counterfeiting, X‐ray detection imaging. The photochromic phosphor LiAlSi 2 O 6 :Sm 3+ is synthesized, which undergoes color change from white to dark green under bright field conditions displays orange after exposure due defect formation. shows accelerated bleaching recovery 473 nm laser stimulation. distinct contrast luminescence intensity modification highlight its potential advanced luminescent material design. Moreover, ‐based flexible film demonstrates “dual‐mode” 3D imaging capabilities, paving way for future detecting device research.
Language: Английский
Citations
17
ACS Materials Letters, Journal Year: 2025, Volume and Issue: unknown, P. 820 - 828
Published: Jan. 31, 2025
Noninvasive optical imaging techniques, including X-ray and near-infrared (NIR), hold significant value for scientific research industrial applications. However, there is still a lack of convenient platform that integrates NIR in both bright- dark-field Here, rare-earth ion-doped LaNbO4:Pr,Er photochromic luminescent material developed, integrating X-ray-induced coloration, NIR-induced bleaching, photoluminescence, luminescence modulation. Under alternating light irradiation, the reflectivity intensity can be reversibly tuned to display four states: white, black, dark, bright. By utilizing switchable states, quad-mode bright dark fields achieved. photobleaching imaging, when employed as adjuncts has potential significantly reduce radiation-induced damage biological tissues. These results provide unique insights designing advanced materials photonic storage technologies toward multiwavelength, multienvironment, multimode noninvasive imaging.
Language: Английский
Citations
2
Advanced Functional Materials, Journal Year: 2022, Volume and Issue: 32(39)
Published: July 12, 2022
Abstract Developing X‐ray or UV‐light charged storage and mechanoluminescence (ML) materials with high charge carrier capacity is challenging. Such have promising utilization in developing new applications, for example, flexible imaging, stress sensing, non‐real‐time recording. Herein, the study reports on such materials; Bi 3+ , Tb Ga Ge 4+ doped LiTaO 3 perovskite ML phosphors. Their photoluminescence, thermoluminescence (TL), properties are studied. The trapping release processes explained by using constructed vacuum referred binding energy diagram of including level locations unintended defects, 2+ . ratio TL intensity after charging optimized :0.005Bi ,0.006Tb ,0.05Ga ,0.05Ge to that state‐of‐the‐art BaFBr(I):Eu ≈1.2 2.7, respectively. Force induced phenomena studied Proof‐of‐concept compression force distribution sensing imaging demonstrated dispersed a hard epoxy resin disc silicone gel film. color‐tailorable anti‐counterfeiting admixing commercial ZnS:Cu + ,Mn an disc.
Language: Английский
Citations
50
Laser & Photonics Review, Journal Year: 2023, Volume and Issue: 17(5)
Published: Jan. 29, 2023
Abstract An accurate measurement of radiation doses is required to ensure efficient use electromagnetic in medical diagnostics, agriculture, or general lighting applications. Yet, existing dosimeters usually face the issues cumbersome manipulation, time‐consuming analysis, power‐supply requirement. Here, an all‐round dosimeter reported based on BaMgSiO 4 , a photochromic material that exhibits reversible white‐pink color change upon irradiation. Electron paramagnetic resonance measurements under situ coloring and bleaching reveal charge carrier trapping detrapping at oxygen vacancy‐related defects determine behavior. This can be utilized for dosimetry X‐rays, ultraviolet, visible light, as are dependent irradiation wavelength dose. The distinct variation allows on‐site by colorimetric method, special wavelength‐responsive behavior ultraviolet region suitable personal solar light monitoring. By virtue good stability excellent cycling robustness, ideal integrating detector dosimetry. A prototype device also developed long‐duration daylight measurements. These findings enhance understanding inorganic materials stimulate exploration new dosimeters.
Language: Английский
Citations
34