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A figure of merit for efficiency roll-off in TADF-based organic LEDs

S. Diesing, L. Zhang, E. Zysman-Colman, I. D. W. Samuel

Nature. 2024; 627(8005): 747–753. Published online 2024 Mar 27. doi: 10.1038/s41586-024-07149-x

PMCID:: PMC10972759

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Minimising efficiency roll-off in high-brightness perovskite light-emitting diodes

Wei Zou, Renzhi Li, Shuting Zhang, Yunlong Liu, Nana Wang, Yu Cao, Yanfeng Miao, Mengmeng Xu, Qiang Guo, Dawei Di, Li Zhang, Chang Yi, Feng Gao, Richard H. Friend, Jianpu Wang, Wei Huang

Nat Commun. 2018; 9: 608. Published online 2018 Feb 9. doi: 10.1038/s41467-018-03049-7

PMCID:: PMC5807308

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The Quantum Efficiency Roll-Off Effect in Near-Infrared Organic Electroluminescent Devices with Iridium Complexes Emitters

Wojciech Mróz, Sagar Kesarkar, Alberto Bossi, Daniel Pelczarski, Piotr Grygiel, Waldemar Stampor

Materials (Basel) 2020 Apr; 13(8): 1855. Published online 2020 Apr 15. doi: 10.3390/ma13081855

PMCID:: PMC7215655

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Radiofrequency ablation combined with conductive fluid-based dopants (saline normal and colloidal gold): computer modeling and ex vivo experiments

Dora Luz Castro-López, Enrique Berjano, Ricardo Romero-Mendez

Biomed Eng Online. 2021; 20: 4. Published online 2021 Jan 6. doi: 10.1186/s12938-020-00842-8

PMCID:: PMC7788784

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Highly efficient and nearly roll-off–free electrofluorescent devices via multiple sensitizations

Chen Yin, Yuewei Zhang, Tianyu Huang, Ziyang Liu, Lian Duan, Dongdong Zhang

Sci Adv. 2022 Jul; 8(30): eabp9203. Published online 2022 Jul 27. doi: 10.1126/sciadv.abp9203

PMCID:: PMC9328673

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Cavity-Suppressing Electrode Integrated with Multi-Quantum Well Emitter: A Universal Approach Toward High-Performance Blue TADF Top Emission OLED

Il Gyu Jang, Vignesh Murugadoss, Tae Hoon Park, Kyung Rock Son, Ho Jin Lee, WanQi Ren, Min Ji Yu, Tae Geun Kim

Nanomicro Lett. 2022 Dec; 14: 60. Published online 2022 Feb 11. doi: 10.1007/s40820-022-00802-y

PMCID:: PMC8837740

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Low efficiency roll-off and high color stability pure fluorescent white organic light-emitting diode based exciplex host

Heng Zhang, Ziqi Wang, Long Gao, Bo Zhao, Wenlian Li

RSC Adv. 2018 Jan 2; 8(2): 954–959. Published online 2018 Jan 3. doi: 10.1039/c7ra11325k

PMCID:: PMC9077012

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Probing polaron-induced exciton quenching in TADF based organic light-emitting diodes

Monirul Hasan, Siddhartha Saggar, Atul Shukla, Fatima Bencheikh, Jan Sobus, Sarah K. M. McGregor, Chihaya Adachi, Shih-Chun Lo, Ebinazar B. Namdas

Nat Commun. 2022; 13: 254. Published online 2022 Jan 11. doi: 10.1038/s41467-021-27739-x

PMCID:: PMC8752634

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Effect of the Host on Deep-Blue Organic Light-Emitting Diodes Based on a TADF Emitter for Roll-Off Suppressing

Manish Kumar, Luiz Pereira

Nanomaterials (Basel) 2019 Sep; 9(9): 1307. Published online 2019 Sep 12. doi: 10.3390/nano9091307

PMCID:: PMC6781083

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Realizing High Brightness Quasi‐2D Perovskite Light‐Emitting Diodes with Reduced Efficiency Roll‐Off via Multifunctional Interface Engineering

Yu‐Kuan Lin, Chiung‐Han Chen, Yen‐Yu Wang, Ming‐Hsuan Yu, Jing‐Wei Yang, I‐Chih Ni, Bi‐Hsuan Lin, Ivan S. Zhidkov, Ernst Z. Kurmaev, Yu‐Jung Lu, Chu‐Chen Chueh

Adv Sci (Weinh) 2023 Sep; 10(26): 2302232. Published online 2023 Jul 3. doi: 10.1002/advs.202302232

PMCID:: PMC10502845

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Outer hair cell electromotility is low-pass filtered relative to the molecular conformational changes that produce nonlinear capacitance

Joseph Santos-Sacchi, Kuni H. Iwasa, Winston Tan

J Gen Physiol. 2019 Dec 2; 151(12): 1369–1385. Published online 2019 Nov 1. doi: 10.1085/jgp.201812280

Correction in:: J Gen Physiol. 2024 Jan 1; 156(1): e20181228012112023c.

PMCID:: PMC6888751

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Improved sensitivity roll-off in dual reference, buffered spectral-domain optical coherence tomography

David O. Otuya, Yogesh Verma, Romain Luu, Hamid Farrrokhi, Guillermo J. Tearney

J Biomed Opt. 2021 Feb; 26(2): 025001. Published online 2021 Feb 10. doi: 10.1117/1.JBO.26.2.025001

PMCID:: PMC7874967

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Estimation and Analysis of Higher-Order Harmonics in Advanced Integrated Circuits to Implement Noise-Free Future-Generation Micro- and Nanoelectromechanical Systems

Muhammad Imran Khan, Ahmed S. Alshammari, Badr M. Alshammari, Ahmed A. Alzamil

Micromachines (Basel) 2021 May; 12(5): 541. Published online 2021 May 10. doi: 10.3390/mi12050541

PMCID:: PMC8151574

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Advances and Challenges in Two-Dimensional Organic–Inorganic Hybrid Perovskites Toward High-Performance Light-Emitting Diodes

Miao Ren, Sheng Cao, Jialong Zhao, Bingsuo Zou, Ruosheng Zeng

Nanomicro Lett. 2021 Dec; 13: 163. Published online 2021 Aug 2. doi: 10.1007/s40820-021-00685-5

PMCID:: PMC8329153

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“Rate-limited effect” of reverse intersystem crossing process: the key for tuning thermally activated delayed fluorescence lifetime and efficiency roll-off of organic light emitting diodes

Xinyi Cai, Xianglong Li, Gaozhan Xie, Zuozheng He, Kuo Gao, Kunkun Liu, Dongcheng Chen, Yong Cao, Shi-Jian Su

Chem Sci. 2016 Jul 1; 7(7): 4264–4275. Published online 2016 Mar 15. doi: 10.1039/c6sc00542j

PMCID:: PMC6013828

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Microdroplet Contaminants: When and Why Superamphiphobic Surfaces Are Not Self-Cleaning

William S. Y. Wong, Tomas P. Corrales, Abhinav Naga, Philipp Baumli, Anke Kaltbeitzel, Michael Kappl, Periklis Papadopoulos, Doris Vollmer, Hans-Jürgen Butt

ACS Nano. 2020 Apr 28; 14(4): 3836–3846. Published online 2020 Feb 25. doi: 10.1021/acsnano.9b08211

PMCID:: PMC7307963

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Reduced Efficiency Roll-Off in White Phosphorescent Organic Light-Emitting Diodes Based on Double Emission Layers

Ren Sheng, Ying Gao, Asu Li, Yu Duan, Yi Zhao, Jie Zheng, Ping Chen

Molecules. 2019 Jan; 24(1): 211. Published online 2019 Jan 8. doi: 10.3390/molecules24010211

PMCID:: PMC6337355

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Different Roles of Surface Chemistry and Roughness of Laser-Induced Graphene: Implications for Tunable Wettability

Alexander Dallinger, Felix Steinwender, Matthias Gritzner, Francesco Greco

ACS Appl Nano Mater. 2023 Sep 22; 6(18): 16201–16211. Published online 2023 Jul 10. doi: 10.1021/acsanm.3c02066

PMCID:: PMC10526650

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Simple-Structured OLEDs Incorporating Undoped Phosphorescent Emitters Within Non-Exciplex Forming Interfaces: Towards Ultraslow Efficiency Roll-Off and Low Driving Voltage for Indoor R/G/B Illumination

Ting Xu, Ruichen Yi, Chunqin Zhu, Mingquan Lin

Front Chem. 2020; 8: 630687. Published online 2021 Mar 15. doi: 10.3389/fchem.2020.630687

PMCID:: PMC8005586

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Select item 910486820.

Role of Surface Topography in the Superhydrophobic Effect—Experimental and Numerical Studies

Samih Haj Ibrahim, Tomasz Wejrzanowski, Bartłomiej Przybyszewski, Rafał Kozera, Xabier García-Casas, Angel Barranco

Materials (Basel) 2022 May; 15(9): 3112. Published online 2022 Apr 25. doi: 10.3390/ma15093112

PMCID:: PMC9104868

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PMC Images search for roll-off【通信】

Figure 2The effective roll-off factor after modulation versus the tone number.

The effective roll-off factor (or the excess bandwidth) of modulated Nyquist signal is β = 1/N.

High Speed All Optical Nyquist Signal Generation and Full-band Coherent Detection

Sci Rep. 2014;4:6156.
Fig. 4

Sensitivity and its roll-off: (a) roll-off of conventional SS-OCT; (b) roll-off of SS-OCT with FOPA; (c) roll-off of SS-OCT with parametric BD; (d) Sensitivity comparison of (a), (b) and (c) at about 1 mm mismatch position.

Sensitivity enhancement in swept-source optical coherence tomography by parametric balanced detector and amplifier

Biomed Opt Express. 2016 Apr 1;7(4):1294-1304.
Figure 6

The water contact angle and roll-off angle of the resulting membranes. Videos of the roll-off angles are shown in the ; among them, the roll-off angle of membrane a was not measured due to high adhesion.

Facile Preparation of a Superhydrophobic iPP Microporous Membrane with Micron-Submicron Hierarchical Structures for Membrane Distillation

Polymers (Basel). 2020 Apr;12(4):962.
Figure 8Surface modification and photographs showing amphiphobicity, water roll off and self-cleaning of the coated fabrics.

(a) Schematic representation of surface modification of CMC₆₀MTM₄₀-coated fabrics with trichloro(1H,1H,2H,2H–perfluorooctyl)silane (not in scale). Photographs of (b) water droplets, and (c) salad oil droplets, on both unmodified and modified coated fabrics. (d) Water droplet is soaked on the surface of the unmodified coated fabric, whereas it can easily roll off and bounce off from the modified coated fabric. (e) Self-cleaning behavior of modified coated fabric.

Large-scale, thick, self-assembled, nacre-mimetic brick-walls as fire barrier coatings on textiles

Sci Rep. 2017;7:39910.