Search Results - "Liu, Mengxia"

Edge stabilization in reduced-dimensional perovskites by Na Quan, Li, Ma, Dongxin, Zhao, Yongbiao, Voznyy, Oleksandr, Yuan, Haifeng, Bladt, Eva, Pan, Jun, García de Arquer, F. Pelayo, Sabatini, Randy, Piontkowski, Zachary, Emwas, Abdul-Hamid, Todorović, Petar, Quintero-Bermudez, Rafael, Walters, Grant, Fan, James Z., Liu, Mengxia, Tan, Hairen, Saidaminov, Makhsud I., Gao, Liang, Li, Yiying, Anjum, Dalaver H., Wei, Nini, Tang, Jiang, McCamant, David W., Roeffaers, Maarten B. J., Bals, Sara, Hofkens, Johan, Bakr, Osman M., Lu, Zheng-Hong, Sargent, Edward H.

“…Reduced-dimensional perovskites are attractive light-emitting materials due to their efficient luminescence, color purity, tunable bandgap, and structural…”
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Observation of the Goos-Hänchen shift in graphene via weak measurements by Chen, Shizhen, Mi, Chengquan, Cai, Liang, Liu, Mengxia, Luo, Hailu, Wen, Shuangchun

“…We report the observation of the Goos-Hänchen effect in graphene via a weak value amplification scheme. We demonstrate that the amplified Goos-Hänchen shift in…”
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Ultrafast exciton transport at early times in quantum dot solids by Zhang, Zhilong, Sung, Jooyoung, Toolan, Daniel T. W., Han, Sanyang, Pandya, Raj, Weir, Michael P., Xiao, James, Dowland, Simon, Liu, Mengxia, Ryan, Anthony J., Jones, Richard A. L., Huang, Shujuan, Rao, Akshay

“…Quantum dot (QD) solids are an emerging platform for developing a range of optoelectronic devices. Thus, understanding exciton dynamics is essential towards…”
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10.6% Certified Colloidal Quantum Dot Solar Cells via Solvent-Polarity-Engineered Halide Passivation by Lan, Xinzheng, Voznyy, Oleksandr, García de Arquer, F. Pelayo, Liu, Mengxia, Xu, Jixian, Proppe, Andrew H, Walters, Grant, Fan, Fengjia, Tan, Hairen, Liu, Min, Yang, Zhenyu, Hoogland, Sjoerd, Sargent, Edward H

“…Colloidal quantum dot (CQD) solar cells are solution-processed photovoltaics with broad spectral absorption tunability. Major advances in their efficiency have…”
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Hybrid organic–inorganic inks flatten the energy landscape in colloidal quantum dot solids by Liu, Mengxia, Voznyy, Oleksandr, Sabatini, Randy, García de Arquer, F. Pelayo, Munir, Rahim, Balawi, Ahmed Hesham, Lan, Xinzheng, Fan, Fengjia, Walters, Grant, Kirmani, Ahmad R., Hoogland, Sjoerd, Laquai, Frédéric, Amassian, Aram, Sargent, Edward H.

“…Bandtail states in disordered semiconductor materials result in losses in open-circuit voltage ( V oc ) and inhibit carrier transport in photovoltaics. For…”
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Graphdiyne: An Efficient Hole Transporter for Stable High-Performance Colloidal Quantum Dot Solar Cells by Jin, Zhiwen, Yuan, Mingjian, Li, Hui, Yang, Hui, Zhou, Qing, Liu, Huibiao, Lan, Xinzheng, Liu, Mengxia, Wang, Jizheng, Sargent, Edward H., Li, Yuliang

“…Graphdiyne, a novel large π‐conjugated carbon hole transporting material, is employed as anode buffer layer in colloidal quantum dots solar cells. Power…”
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Cascade surface modification of colloidal quantum dot inks enables efficient bulk homojunction photovoltaics by Choi, Min-Jae, García de Arquer, F. Pelayo, Proppe, Andrew H., Seifitokaldani, Ali, Choi, Jongmin, Kim, Junghwan, Baek, Se-Woong, Liu, Mengxia, Sun, Bin, Biondi, Margherita, Scheffel, Benjamin, Walters, Grant, Nam, Dae-Hyun, Jo, Jea Woong, Ouellette, Olivier, Voznyy, Oleksandr, Hoogland, Sjoerd, Kelley, Shana O., Jung, Yeon Sik, Sargent, Edward. H.

“…Control over carrier type and doping levels in semiconductor materials is key for optoelectronic applications. In colloidal quantum dots (CQDs), these…”
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Lattice anchoring stabilizes solution-processed semiconductors by Liu, Mengxia, Chen, Yuelang, Tan, Chih-Shan, Quintero-Bermudez, Rafael, Proppe, Andrew H., Munir, Rahim, Tan, Hairen, Voznyy, Oleksandr, Scheffel, Benjamin, Walters, Grant, Kam, Andrew Pak Tao, Sun, Bin, Choi, Min-Jae, Hoogland, Sjoerd, Amassian, Aram, Kelley, Shana O., García de Arquer, F. Pelayo, Sargent, Edward H.

“…The stability of solution-processed semiconductors remains an important area for improvement on their path to wider deployment. Inorganic caesium lead halide…”
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2D matrix engineering for homogeneous quantum dot coupling in photovoltaic solids by Xu, Jixian, Voznyy, Oleksandr, Liu, Mengxia, Kirmani, Ahmad R., Walters, Grant, Munir, Rahim, Abdelsamie, Maged, Proppe, Andrew H., Sarkar, Amrita, García de Arquer, F. Pelayo, Wei, Mingyang, Sun, Bin, Liu, Min, Ouellette, Olivier, Quintero-Bermudez, Rafael, Li, Jie, Fan, James, Quan, Lina, Todorovic, Petar, Tan, Hairen, Hoogland, Sjoerd, Kelley, Shana O., Stefik, Morgan, Amassian, Aram, Sargent, Edward H.

“…Colloidal quantum dots (CQDs) are promising photovoltaic (PV) materials because of their widely tunable absorption spectrum controlled by nanocrystal size 1 ,…”
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Passivation Using Molecular Halides Increases Quantum Dot Solar Cell Performance by Lan, Xinzheng, Voznyy, Oleksandr, Kiani, Amirreza, García de Arquer, F. Pelayo, Abbas, Abdullah Saud, Kim, Gi-Hwan, Liu, Mengxia, Yang, Zhenyu, Walters, Grant, Xu, Jixian, Yuan, Mingjian, Ning, Zhijun, Fan, Fengjia, Kanjanaboos, Pongsakorn, Kramer, Illan, Zhitomirsky, David, Lee, Philip, Perelgut, Alexander, Hoogland, Sjoerd, Sargent, Edward H.

“…A solution‐based passivation scheme is developed featuring the use of molecular iodine and PbS colloidal quantum dots (CQDs). The improved passivation…”
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Single-step-fabricated disordered metasurfaces for enhanced light extraction from LEDs by Mao, Peng, Liu, Changxu, Li, Xiyan, Liu, Mengxia, Chen, Qiang, Han, Min, Maier, Stefan A., Sargent, Edward H., Zhang, Shuang

“…While total internal reflection (TIR) lays the foundation for many important applications, foremost fibre optics that revolutionised information technologies,…”
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In Situ Back‐Contact Passivation Improves Photovoltage and Fill Factor in Perovskite Solar Cells by Tan, Furui, Tan, Hairen, Saidaminov, Makhsud I., Wei, Mingyang, Liu, Mengxia, Mei, Anyi, Li, Peicheng, Zhang, Bowen, Tan, Chih‐Shan, Gong, Xiwen, Zhao, Yongbiao, Kirmani, Ahmad R., Huang, Ziru, Fan, James Z., Quintero‐Bermudez, Rafael, Kim, Junghwan, Zhao, Yicheng, Voznyy, Oleksandr, Gao, Yueyue, Zhang, Feng, Richter, Lee J., Lu, Zheng‐Hong, Zhang, Weifeng, Sargent, Edward H.

“…Organic–inorganic hybrid perovskite solar cells (PSCs) have seen a rapid rise in power conversion efficiencies in recent years; however, they still suffer from…”
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Single-step colloidal quantum dot films for infrared solar harvesting by Kiani, Amirreza, Sutherland, Brandon R., Kim, Younghoon, Ouellette, Olivier, Levina, Larissa, Walters, Grant, Dinh, Cao-Thang, Liu, Mengxia, Voznyy, Oleksandr, Lan, Xinzheng, Labelle, Andre J., Ip, Alexander H., Proppe, Andrew, Ahmed, Ghada H., Mohammed, Omar F., Hoogland, Sjoerd, Sargent, Edward H.

“…Semiconductors with bandgaps in the near- to mid-infrared can harvest solar light that is otherwise wasted by conventional single-junction solar cell…”
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Overcoming the Ambient Manufacturability‐Scalability‐Performance Bottleneck in Colloidal Quantum Dot Photovoltaics by Kirmani, Ahmad R., Sheikh, Arif D., Niazi, Muhammad R., Haque, Md Azimul, Liu, Mengxia, de Arquer, F. Pelayo García, Xu, Jixian, Sun, Bin, Voznyy, Oleksandr, Gasparini, Nicola, Baran, Derya, Wu, Tom, Sargent, Edward H., Amassian, Aram

“…Colloidal quantum dot (CQD) solar cells have risen rapidly in performance; however, their low‐cost fabrication under realistic ambient conditions remains…”
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Double-Sided Junctions Enable High-Performance Colloidal-Quantum-Dot Photovoltaics by Liu, Mengxia, de Arquer, F. Pelayo García, Li, Yiying, Lan, Xinzheng, Kim, Gi-Hwan, Voznyy, Oleksandr, Jagadamma, Lethy Krishnan, Abbas, Abdullah Saud, Hoogland, Sjoerd, Lu, Zhenghong, Kim, Jin Young, Amassian, Aram, Sargent, Edward H.

“…The latest advances in colloidal‐quantum‐dot material processing are combined with a double‐sided junction architecture, which is done by efficiently…”
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High-Efficiency Colloidal Quantum Dot Photovoltaics via Robust Self-Assembled Monolayers by Kim, Gi-Hwan, García de Arquer, F. Pelayo, Yoon, Yung Jin, Lan, Xinzheng, Liu, Mengxia, Voznyy, Oleksandr, Yang, Zhenyu, Fan, Fengjia, Ip, Alexander H, Kanjanaboos, Pongsakorn, Hoogland, Sjoerd, Kim, Jin Young, Sargent, Edward H

“…The optoelectronic tunability offered by colloidal quantum dots (CQDs) is attractive for photovoltaic applications but demands proper band alignment at…”
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Pseudohalide‐Exchanged Quantum Dot Solids Achieve Record Quantum Efficiency in Infrared Photovoltaics by Sun, Bin, Voznyy, Oleksandr, Tan, Hairen, Stadler, Philipp, Liu, Mengxia, Walters, Grant, Proppe, Andrew H., Liu, Min, Fan, James, Zhuang, Taotao, Li, Jie, Wei, Mingyang, Xu, Jixian, Kim, Younghoon, Hoogland, Sjoerd, Sargent, Edward H.

“…Application of pseudohalogens in colloidal quantum dot (CQD) solar‐cell active layers increases the solar‐cell performance by reducing the trap densities and…”
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Alternating Current Field Effects in Atomically Ferroelectric Ultrathin Films by Cao, Jinming, Liu, Mengxia, Liu, Zhonglei, Hou, Hua, Zhao, Yuhong

“…In this work, atomically K Na NbO thin films are taken as examples to investigate the reversible and irreversible effects in a horizon plane, i.e., the changes…”
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Expression of PmACRE1 in Arabidopsis thaliana enables host defence against Bursaphelenchus xylophilus infection by Xie, Wanfeng, Xu, Xiaomei, Qiu, Wenjing, Lai, Xiaolin, Liu, Mengxia, Zhang, Feiping

“…Pine wilt disease (PWD) is a destructive disease that endangers pine trees, resulting in the wilting, with yellowing and browning of the needles, and…”
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Anchored Ligands Facilitate Efficient B‑Site Doping in Metal Halide Perovskites by Yang, Zhenyu, Wei, Mingyang, Voznyy, Oleksandr, Todorovic, Petar, Liu, Mengxia, Quintero-Bermudez, Rafael, Chen, Peining, Fan, James Z, Proppe, Andrew H, Quan, Li Na, Walters, Grant, Tan, Hairen, Chang, Je-Wei, Jeng, U-Ser, Kelley, Shana O, Sargent, Edward H

“…Metal halide perovskites exhibit outstanding optoelectronic properties: superior charge carrier mobilities, low densities of deep trap states, high…”
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