Efficiency boosting by thermal harvesting in InGaN/GaN light-emitting diodes by Lu, Shunpeng, Zhang, Yiping, Qiu, Ying, Liu, Xiao, Zhang, Menglong, Luo, Dongxiang

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A bright cadmium-free, hybrid organic/quantum dot white light-emitting diode by Yang, Xuyong, Divayana, Yoga, Zhao, Dewei, Leck, Kheng Swee, Lu, Fen, Tan, Swee Tiam, Abiyasa, Agus Putu, Zhao, Yongbiao, Demir, Hilmi Volkan, Sun, Xiaowei

“…We report a bright cadmium-free, InP-based quantum dot light-emitting diode (QD-LED) with efficient green emission. …”
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PN-type quantum barrier for InGaN/GaN light emitting diodes by Zhang, Zi-Hui, Tan, Swee Tiam, Ji, Yun, Liu, Wei, Ju, Zhengang, Kyaw, Zabu, Sun, Xiaowei, Demir, Hilmi Volkan

“…In this work, InGaN/GaN light-emitting diodes (LEDs) with PN-type quantum barriers are comparatively studied both theoretically and experimentally. …”
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Investigation of micro- and nano-scale germanium-tin light sources towards realizing photonic-integrated circuits by Kim, Youngmin

“…In this thesis, we will focus on developing light sources using GeSn alloys that are compatible with mature Si technology for the realization of an efficient on-chip light source.…”
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Designs of VLC transceiver circuits for reading light transmission of high-quality audio signals on commercial airliners by Chan, Boone-Wy, Rajamohan, A., Hazman, Faiz Azhar, Png, Lih Chieh, Lim, Sharon Xueqi

“…The transmitter circuits can be integrated with LED reading lights above passengers' seats. The circuits presented here have different performance characteristics and sound qualities, depending on the type of audio ICs that are used.…”
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Computational modeling of light processing in the habenula and dorsal raphe based on laser ablation of functionally-defined cells by Cheng, Ruey-Kuang, Jagannathan, N. Suhas, Kathrada, Ahmad Ismat, Jesuthasan, Suresh, Tucker-Kellogg, Lisa

“…Conclusion: Lesioning specific cells in different regions of habenula led to qualitatively different responses to light in the dorsal raphe. …”
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Graphene-based transparent conductive electrodes for GaN-based light emitting diodes: Challenges and countermeasures by Wang, Liancheng, Liu, Wei, Zhang, Yiyun, Zhang, Zi-Hui, Yi, Xiaoyan, Wang, Guohong, Sun, Xiaowei, Zhu, Hongwei, Tan, Swee Tiam, Hilmi Volkan Demir

“…However, high contact resistivity (ρc) between graphene and GaN (especially p-GaN) has become a major challenge for graphene TCEs utilization in GaN-based light-emitting diodes (LEDs). Here, we analyzed the graphene/GaN contact junction in detail and reviewed the current research progress for reducing ρc in graphene TCEs on GaN LEDs, including interface engineering, chemical doping and tunnel junction design. …”
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PortaChrome: A Portable Contact Light Source for Integrated Re-Programmable Multi-Color Textures by Zhu, Yunyi, Honnet, Cedric, Kang, Yixiao, Zhu, Junyi, Zheng, Angelina, Heinz, Kyle, Tang, Grace, Musk, Luca, Wessely, Michael, Mueller, Stefanie

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Computational study of power conversion and luminous efficiency performance for semiconductor quantum dot nanophosphors on light-emitting diodes by Erdem, Talha, Nizamoglu, Sedat, Demir, Hilmi Volkan

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High-performance deep red colloidal quantum well light-emitting diodes enabled by the understanding of charge dynamics by Hu, Sujuan, Shabani, Farzan, Liu, Baiquan, Zhang, Lingjiao, Guo, Min, Lu, Guanhua, Zhou, Zhisheng, Wang, Jing, Huang, Jacob C., Min, Yonggang, Xue, Qifan, Demir, Hilmi Volkan, Liu, Chuan

“…However, the performance of CQWs-based light-emitting diodes (CQW-LEDs) is far from satisfactory, particularly for deep red emissions (≥660 nm). …”
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Rapid crystallization of all-inorganic CsPbBr3 perovskite for high-brightness light-emitting diodes by Ng, Yan Fong, Nur Fadilah Jamaludin, Yantara, Natalia, Li, Mingjie, Irukuvarjula, Venkata Kameshwar Rao, Demir, Hilmi Volkan, Sum, Tze Chien, Mhaisalkar, Subodh, Mathews, Nripan

“…Research into perovskite-based light-emitting diodes (PeLEDs) has been rapidly gaining momentum since the initial reports of green-emitting methylammonium lead bromide (CH3NH3PbBr3)-based devices were published. …”
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Correlation between optical absorption redshift and carrier density in phase change materials by Ho, H. W., Song, W. D., Bai, K., Branicio, P. S., Tan, Teck L., Ji, R., Law, L. T., Ng, C. M., Lan, Wang.

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Examining derivatives of quinacridone, diketopyrrolopyrrole and indigo as the visible-light organic photocatalysts for metal-free atom transfer radical polymerization by Jia, Tao, Huang, Shuo, Bohra, Hassan, Wang, Mingfeng

“…Among the three types of organic chromophores, N,N-bis(tert-butyloxycarbonyl) quinacridone shows the highest fluorescence quantum yield and the best electrochemical and optical stability, all of which contribute to its outstanding performance in controllable polymerization of methacrylates under visible LED light irradiation.…”
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Improved hole distribution in InGaN/GaN light-emitting diodes with graded thickness quantum barriers by Ji, Y., Kyaw, Z. B., Lu, S. P., Zhang, Y. P., Zhu, B. B., Ju, Zhengang, Liu, Wei, Zhang, Zi-Hui, Tan, Swee Tiam, Zhang, Xueliang, Namig, Hasanov, Sun, Xiaowei, Demir, Hilmi Volkan

“…InGaN/GaN light-emitting diodes (LEDs) with graded-thickness quantum barriers (GTQB) are designed and grown by metal-organic chemical-vapor deposition. …”
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Effective small organic molecule as a defect passivator for highly efficient quasi-2D perovskite light-emitting diodes by Li, Y, Li, F, Yu, Z, Tamilavan, V, Oh, C-M, Jeong, WH, Shen, X, Lee, S, Du, X, Yang, E, Ahn, Y, Hwang, I-W, Lee, BR, Park, SH

“…<p>The use of a small organic molecular passivator is proven to be a successful strategy for producing higher-performing quasi-2D perovskite light-emitting diodes (PeLEDs). The small organic molecule can passivate defects on the grain surround and surface of perovskite crystal structures, preventing nonradiative recombination and charge trapping. …”

Rice bran oil as emerging green fuels: Exploration on combustion behaviours of single cylinder diesel engine (light-duty engine) by Norhafana, M., Che Ku Ihsan, ., Noor, M. M., Abdul Aziz, Hairuddin, Indra Mahlia, Teuku Meurah, Kadirgama, Kumaran, Ramasamy, Devarajan, Samykano, Mahendran, Mohd Fairusham, Ghazali, Rahman, Md Mustafizur

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Real-Time Tunable Gas Sensing Platform Based on SnO2 Nanoparticles Activated by Blue Micro-Light-Emitting Diodes by Nam, Gi B., Ryu, Jung-El, Eom, Tae H., Kim, Seung J., Suh, Jun M., Lee, Seungmin, Choi, Sungkyun, Moon, Cheon W., Park, Seon J., Lee, Soo M., Kim, Byungsoo, Park, Sung H., Yang, Jin W., Min, Sangjin

“…Micro-light-emitting diodes (μLEDs) have gained significant interest as an activation source for gas sensors owing to their advantages, including room temperature operation and low power consumption. …”
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Morphology-independent stable white-light emission from self-assembled two-dimensional perovskites driven by strong exciton–phonon coupling to the organic framework by Thirumal, Krishnamoorthy, Chong, Wee Kiang, Xie, Wei, Ganguly, Rakesh, Muduli, Subas Kumar, Sherburne, Matthew, Asta, Mark, Mhaisalkar, Subodh Gautam, Sum, Tze Chien, Soo, Han Sen, Mathews, Nripan

“…Hybrid two-dimensional (2D) lead halide perovskites have been employed in optoelectronic applications, including white-light emission for light-emitting diodes (LEDs). …”
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Search for the exotic decay of the Higgs boson into two light pseudoscalars with four photons in the final state in proton-proton collisions at √𝑠 = 13 TeV by Tumasyan, A., Adam, W., Andrejkovic, J. W., Bergauer, T., Chatterjee, S., Damanakis, K., Dragicevic, M., Escalante Del Valle, A., Frühwirth, R., Jeitler, M., Krammer, N., Lechner, L., Liko, D., Mikulec, I., Paulitsch, P., Pitters, F. M., Schieck, J., Schöfbeck, R.

“…The observed (expected) limits range from 0.80 (1.00) fb for a pseudoscalar boson mass of 15 GeV to 0.26 (0.24) fb for a mass of 62 GeV at 95% confidence level.…”
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Searching for dark matter in the light of Dark-Higgs Strahlung: a first search for a resonant di-Higgs + missing energy signature with the ATLAS experiment by Brückler, TL