Blue Transparent OLEDs with High Stability and Transmittance for Modulating Sleep Disorders DOI Creative Commons
Hyeonwook Chae, Yongjin Park, Yehhyun Jo

и другие.

Advanced Materials Interfaces, Год журнала: 2023, Номер 10(11)

Опубликована: Март 9, 2023

Abstract Optoelectronics devices utilizing organic light‐emitting diodes (OLEDs) are emerging as new platforms for healthcare applications. In particular, wearable optoelectronics such visual stimulus systems offer a distinctive advantage to intervene in and improve sleep disorders. this study, two improvements proposed transparent OLEDs (TrOLEDs) that will be critical First, zinc sulfide with high surface energy refractive index is explored seed capping layer. An ultra‐thin silver cathode of 8 nm demonstrated feasible TrOLEDs, luminous transmittance 91% achieved. Second, general, achieving the operational stability TrOLEDs challenging due vulnerability thin electrodes. By introducing doping process electron transport layer, lifetime comparable control thick cathodes (>90%) secured. Last, preclinical model using blue light modulate patterns. Melanopsin stimulated at highest level desire, reducing non‐rapid eye movement duration mice by up 14%. Based on these results, promising candidates modulating disorders insomnia narcolepsy–cataplexy convenience form factors.

Язык: Английский

Luminescent Nanomaterials for Energy-Efficient Display and Healthcare DOI Creative Commons
Manuel A. Triana,

En‐Lin Hsiang,

Zhang Caicai

и другие.

ACS Energy Letters, Год журнала: 2022, Номер 7(3), С. 1001 - 1020

Опубликована: Фев. 17, 2022

Luminescent quantum dots (QDs) and perovskite nanocrystals (PNCs) are promising, efficient energy converters for advanced displays light sources. Their widespread applications in the photoluminescence (PL)-based have been achieved through color enhancement films patterned color-converters. Meanwhile, electroluminescence (EL) devices based on QDs PNCs still under active development, but emerging healthcare domains could accelerate their adoption. Herein, we first analyze QD color-conversion guided by state-of-the-art research then summarize evolution of situ strategies to fabricate stable PNC–polymer composites. Subsequently, introduce application flexible light-emitting as a potential early target market. Remaining challenges future perspectives light-converters PL displays, EL healthcare, analyzed.

Язык: Английский

Процитировано

87

Flexible and Stretchable Light-Emitting Diodes and Photodetectors for Human-Centric Optoelectronics DOI
Sehui Chang, Ja Hoon Koo, Jisu Yoo

и другие.

Chemical Reviews, Год журнала: 2024, Номер 124(3), С. 768 - 859

Опубликована: Янв. 19, 2024

Optoelectronic devices with unconventional form factors, such as flexible and stretchable light-emitting or photoresponsive devices, are core elements for the next-generation human-centric optoelectronics. For instance, these deformable can be utilized closely fitted wearable sensors to acquire precise biosignals that subsequently uploaded cloud immediate examination diagnosis, also used vision systems human-interactive robotics. Their inception was propelled by breakthroughs in novel optoelectronic material technologies device blueprinting methodologies, endowing flexibility mechanical resilience conventional rigid devices. This paper reviews advancements soft technologies, honing on various materials, manufacturing techniques, design strategies. We will first highlight general approaches fabrication, including appropriate selection substrate, electrodes, insulation layers. then focus materials diodes, their integration strategies, representative application examples. Next, we move photodetectors, highlighting state-of-the-art fabrication methods, followed At end, a brief summary given, potential challenges further development of functional discussed conclusion.

Язык: Английский

Процитировано

67

Recent advances in highly-efficient near infrared OLED emitters DOI Creative Commons
Paloma L. dos Santos, Patrycja Stachelek, Youhei Takeda

и другие.

Materials Chemistry Frontiers, Год журнала: 2024, Номер 8(7), С. 1731 - 1766

Опубликована: Янв. 1, 2024

This work describes recent developments in near-infrared (NIR) organic light-emitting diode (OLED) emitters. We discuss applications of NIR OLEDs as well various groups highly luminescent materials used the OLED emissive layer.

Язык: Английский

Процитировано

38

Integration of Functional Materials in Photonic and Optoelectronic Technologies for Advanced Medical Diagnostics DOI Creative Commons
Naveen Thanjavur,

Laxmi Bugude,

Young‐Joon Kim

и другие.

Biosensors, Год журнала: 2025, Номер 15(1), С. 38 - 38

Опубликована: Янв. 10, 2025

Integrating functional materials with photonic and optoelectronic technologies has revolutionized medical diagnostics, enhancing imaging sensing capabilities. This review provides a comprehensive overview of recent innovations in materials, such as quantum dots, perovskites, plasmonic nanomaterials, organic semiconductors, which have been instrumental the development diagnostic devices characterized by high sensitivity, specificity, resolution. Their unique optical properties enable real-time monitoring biological processes, advancing early disease detection personalized treatment. However, challenges material stability, reproducibility, scalability, environmental sustainability remain critical barriers to their clinical translation. Breakthroughs green synthesis, continuous flow production, advanced surface engineering are addressing these limitations, paving way for next-generation tools. article highlights transformative potential interdisciplinary research overcoming emphasizes importance sustainable scalable strategies harnessing diagnostics. The ultimate goal is inspire further innovation field, enabling creation practical, cost-effective, environmentally friendly solutions.

Язык: Английский

Процитировано

4

Diversity of Luminescent Metal Complexes in OLEDs: Beyond Traditional Precious Metals DOI
Xiaoning Li, Yujun Xie, Zhen Li

и другие.

Chemistry - An Asian Journal, Год журнала: 2021, Номер 16(19), С. 2817 - 2829

Опубликована: Авг. 11, 2021

Abstract Organic light‐emitting diodes (OLED) have attracted increasing attention due to their excellent properties, such as self‐luminosity, high color gamut and flexibility, potential applications in display, wearable devices lighting. The emitters are the most important composition OLEDs, mainly classified into fluorescent compounds (first generation), metal phosphorescent complexes (second thermally activated delayed fluorescence (TADF) materials (third generation). In this review, we summarize advances of novel organic last decade, focusing on coinage metals (Cu, Ag, Au) non‐precious (Al, Zn, W, alkali metal). Also, design strategy d 10 Au(III) was discussed. We aim provide guidance for exploring efficient beyond traditional complexes.

Язык: Английский

Процитировано

66

Wearable electronics for skin wound monitoring and healing DOI Open Access
Shubham Patel, Faheem Ershad, Min Zhao

и другие.

Soft Science, Год журнала: 2022, Номер 2(2), С. 9 - 9

Опубликована: Янв. 1, 2022

Wound healing is one of the most complex processes in human body, supported by many cellular events that are tightly coordinated to repair wound efficiently. Chronic wounds have potentially life-threatening consequences. Traditional dressings come direct contact with help them heal and avoid further complications. However, traditional some limitations. These do not provide real-time information on conditions, leading clinicians miss best time for adjusting treatment. Moreover, current diagnosis relatively subjective. Wearable electronics become a unique platform monitor conditions continuous manner accurately even serve as accelerated vehicles. In this review, we briefly discuss status objective parameters/biomarkers influencing healing, followed presentation various novel wearable devices used monitoring accelerating healing. We summarize associated device working principles. This review concludes highlighting major challenges toward need be addressed research community.

Язык: Английский

Процитировано

51

Blue Phosphorescence and Hyperluminescence Generated from Imidazo[4,5‐b]pyridin‐2‐ylidene‐Based Iridium(III) Phosphors DOI Creative Commons

Xilin Yang,

Xiuwen Zhou,

Ye‐Xin Zhang

и другие.

Advanced Science, Год журнала: 2022, Номер 9(25)

Опубликована: Июль 13, 2022

Four isomeric, homoleptic iridium(III) metal complexes bearing 5-(trifluoromethyl)imidazo[4,5-b]pyridin-2-ylidene and 6-(trifluoromethyl)imidazo[4,5-b]pyridin-2-ylidene-based cyclometalating chelates are successfully synthesized. The meridional isomers can be converted to facial through acid induced isomerization. m-isomers display a relatively broadened red-shifted emission, while f-isomers exhibit narrowed blue emission band, together with higher photoluminescent quantum yields reduced radiative lifetime relative the mer-counterparts. Maximum external efficiencies of 13.5% 22.8% achieved for electrophosphorescent devices based on f-tpb1 m-tpb1 as dopant emitter CIE coordinates (0.15, 0.23) (0.22, 0.45), respectively. By using sensitizing phosphor t-DABNA thermally activated delayed fluorescence (TADF) terminal emitter, hyperluminescent OLEDs fabricated, giving high efficiency 29.6%, full width at half maximum (FWHM) 30 nm, (0.13, 0.11), confirming efficient Förster resonance energy transfer (FRET) process.

Язык: Английский

Процитировано

45

Wearable Photomedicine for Neonatal Jaundice Treatment Using Blue Organic Light‐Emitting Diodes (OLEDs): Toward Textile‐Based Wearable Phototherapeutics DOI Creative Commons

Seungyeop Choi,

Yongmin Jeon, Jeong Hyun Kwon

и другие.

Advanced Science, Год журнала: 2022, Номер 9(35)

Опубликована: Окт. 30, 2022

Neonatal jaundice is a very common disease in newborns and can lead to brain damage or death severe cases. Phototherapy with light-emitting diode (LED) arrays widely used as the easiest fastest way relieve newborns, but it has distinct disadvantages such loss of water patient, retina, separation from parents. In this paper, novel light source-based phototherapy for neonatal proposed using textile-based wearable organic (OLED) platform that move flexibly conform curvature human body. The soft flexible blue OLED designed have peak wavelength 470 nm, suitable treatment, shows performance (>20 µW cm

Язык: Английский

Процитировано

42

Color-tunable organic light-emitting devices and their applications DOI Creative Commons

Jiaming Zhang,

Meina Han, Mengxin Xu

и другие.

Cell Reports Physical Science, Год журнала: 2024, Номер 5(1), С. 101764 - 101764

Опубликована: Янв. 1, 2024

Organic light-emitting devices (OLEDs), as a luminescent technology with flexible, flat light, have become mainstream display for mobile equipment. Notably, color-tunable OLEDs are capable of dynamically changing the emission wavelength or color light modulated by voltage, and they exhibit distinctive behavior compared that in conventional OLEDs. These intriguing features also sparked many application fields, such smart lighting information encryption. Here, we offer an overview structure mechanism OLEDs, discuss performance parameters their prospects lighting, plant growth lamps, anticounterfeiting, visual interaction.

Язык: Английский

Процитировано

13

Structural design of light-emitting fibers and fabrics for wearable and smart devices DOI
Xiaoxiao Yu, Linfeng Chen, Junyan Zhang

и другие.

Science Bulletin, Год журнала: 2024, Номер unknown

Опубликована: Май 1, 2024

Язык: Английский

Процитировано

10