Search Results - "DONG HOE KIM"

Acid Additives Enhancing the Conductivity of Spiro‐OMeTAD Toward High‐Efficiency and Hysteresis‐Less Planar Perovskite Solar Cells by Li, Zhen, Tinkham, Jonathan, Schulz, Philip, Yang, Mengjin, Kim, Dong Hoe, Berry, Joseph, Sellinger, Alan, Zhu, Kai

“…A general doping strategy, using a wide range of acids with different pKa values as additive, is demonstrated to enhance the conductivity of spiro‐OMeTAD, the…”
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High Efficiency Perovskite Solar Cells Exceeding 22% via a Photo‐Assisted Two‐Step Sequential Deposition by Lee, Dong Geon, Kim, Dong Hoe, Lee, Jae Myeong, Kim, Byeong Jo, Kim, Jun Young, Shin, Seong Sik, Jung, Hyun Suk

“…One of the most effective methods to achieve high‐performance perovskite solar cells (PSCs) is to employ additives as crystallization agents or to passivate…”
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Effect of TiO2 particle size and layer thickness on mesoscopic perovskite solar cells by Lee, Dong Geon, Kim, Min-cheol, Kim, Byeong Jo, Kim, Dong Hoe, Lee, Sang Myeong, Choi, Mansoo, Lee, Sangwook, Jung, Hyun Suk

“…•Electron injection and transport properties of mesoporous layer containing TiO2 nanoparticles are investigated.•The photovoltaic properties are poor with…”
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Perovskite microcells fabricated using swelling-induced crack propagation for colored solar windows by Lee, Woongchan, Yoo, Young Jin, Park, Jinhong, Ko, Joo Hwan, Kim, Yeong Jae, Yun, Huiwon, Kim, Dong Hoe, Song, Young Min, Kim, Dae-Hyeong

“…Perovskite microcells have a great potential to be applied to diverse types of optoelectronic devices including light-emitting diodes, photodetectors, and…”
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Niobium Doping Effects on TiO2 Mesoscopic Electron Transport Layer-Based Perovskite Solar Cells by Kim, Dong Hoe, Han, Gill Sang, Seong, Won Mo, Lee, Jin-Wook, Kim, Byeong Jo, Park, Nam-Gyu, Hong, Kug Sun, Lee, Sangwook, Jung, Hyun Suk

“…Perovskite solar cells (PSCs) are the most promising candidates as next‐generation solar energy conversion systems. To design a highly efficient PSC,…”
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BaSnO3 Perovskite Nanoparticles for High Efficiency Dye-Sensitized Solar Cells by Kim, Dong Wook, Shin, Seong Sik, Lee, Sangwook, Cho, In Sun, Kim, Dong Hoe, Lee, Chan Woo, Jung, Hyun Suk, Hong, Kug Sun

“…The synthesis of highly crystalline perovskite BaSnO3 nanoparticles for use as photoanode materials in dye‐sensitized solar cells (DSSCs) is reported, and the…”
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Electron emission of Au nanoparticles embedded in ZnO for highly conductive oxide by Huang, Po-Shun, Hoe Kim, Dong, Lee, Jung-Kun

“…We investigated the effect of embedded Au nanoparticles (Au NPs) on electrical properties of zinc oxide (ZnO) for highly conductive oxide semiconductor. Au NPs…”
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The effect of N-substitution and ethylthio substitution on the performance of phenothiazine donors in dye-sensitized solar cells by Kim, Se Hun, Sakong, Chun, Chang, Jae Bok, Kim, Boeun, Ko, Min Jae, Kim, Dong Hoe, Hong, Kug Sun, Kim, Jae Pil

“…Three new organic sensitizers with phenothiazine chromophores were synthesized and used in dye-sensitized solar cells. N-substituents were added to the…”
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Transmittance optimized nb-doped TiO2/Sn-doped In2O3 multilayered photoelectrodes for dye-sensitized solar cells by DONG HOE KIM, LEE, Sangwook, JONG HOON PARK, JUN HONG NOH, IK JAE PARK, WON MO SEONG, KUG SUN HONG

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Efficient, stable silicon tandem cells enabled by anion-engineered wide-bandgap perovskites by Kim, Daehan, Jung, Hee Joon, Park, Ik Jae, Larson, Bryon W, Dunfield, Sean P, Xiao, Chuanxiao, Kim, Jekyung, Tong, Jinhui, Boonmongkolras, Passarut, Ji, Su Geun, Zhang, Fei, Pae, Seong Ryul, Kim, Minkyu, Kang, Seok Beom, Dravid, Vinayak, Berry, Joseph J, Kim, Jin Young, Zhu, Kai, Kim, Dong Hoe, Shin, Byungha

“…Maximizing the power conversion efficiency (PCE) of perovskite/silicon tandem solar cells that can exceed the Shockley-Queisser single-cell limit requires a…”
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Facile fabrication of large-grain CH3NH3PbI3−xBrx films for high-efficiency solar cells via CH3NH3Br-selective Ostwald ripening by Yang, Mengjin, Zhang, Taiyang, Schulz, Philip, Li, Zhen, Li, Ge, Kim, Dong Hoe, Guo, Nanjie, Berry, Joseph J., Zhu, Kai, Zhao, Yixin

“…Organometallic halide perovskite solar cells (PSCs) have shown great promise as a low-cost, high-efficiency photovoltaic technology. Structural and…”
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Enhanced Charge Transport in 2D Perovskites via Fluorination of Organic Cation by Zhang, Fei, Kim, Dong Hoe, Lu, Haipeng, Park, Ji-Sang, Larson, Bryon W, Hu, Jun, Gao, Liguo, Xiao, Chuanxiao, Reid, Obadiah G, Chen, Xihan, Zhao, Qian, Ndione, Paul F, Berry, Joseph J, You, Wei, Walsh, Aron, Beard, Matthew C, Zhu, Kai

“…Organic–inorganic halide perovskites incorporating two-dimensional (2D) structures have shown promise for enhancing the stability of perovskite solar cells…”
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Selective dissolution of halide perovskites as a step towards recycling solar cells by Kim, Byeong Jo, Kim, Dong Hoe, Kwon, Seung Lee, Park, So Yeon, Li, Zhen, Zhu, Kai, Jung, Hyun Suk

“…Most research on perovskite solar cells has focused on improving power-conversion efficiency and stability. However, if one could refurbish perovskite solar…”
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300% Enhancement of Carrier Mobility in Uniaxial‐Oriented Perovskite Films Formed by Topotactic‐Oriented Attachment by Kim, Dong Hoe, Park, Jaehong, Li, Zhen, Yang, Mengjin, Park, Ji‐Sang, Park, Ik Jae, Kim, Jin Young, Berry, Joseph J., Rumbles, Garry, Zhu, Kai

“…Organic–inorganic perovskites with intriguing optical and electrical properties have attracted significant research interests due to their excellent…”
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Stable Formamidinium‐Based Perovskite Solar Cells via In Situ Grain Encapsulation by Liu, Tanghao, Zhou, Yuanyuan, Li, Zhen, Zhang, Lin, Ju, Ming‐Gang, Luo, Deying, Yang, Ye, Yang, Mengjin, Kim, Dong Hoe, Yang, Wenqiang, Padture, Nitin P., Beard, Matthew C., Zeng, Xiao Cheng, Zhu, Kai, Gong, Qihuang, Zhu, Rui

“…Formamidinium (FA)‐based lead iodide perovskites have emerged as the most promising light‐absorber materials in the prevailing perovskite solar cells (PSCs)…”
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Highly Efficient Perovskite Solar Modules by Scalable Fabrication and Interconnection Optimization by Yang, Mengjin, Kim, Dong Hoe, Klein, Talysa R, Li, Zhen, Reese, Matthew O, Tremolet de Villers, Bertrand J, Berry, Joseph J, van Hest, Maikel F. A. M, Zhu, Kai

“…To push perovskite solar cell (PSC) technology toward practical applications, large-area perovskite solar modules with multiple subcells need to be developed…”
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Progress and outlook of Sn–Pb mixed perovskite solar cells by Lee, Hyemin, Kang, Seok Beom, Lee, Sangwook, Zhu, Kai, Kim, Dong Hoe

“…Organic–inorganic hybrid perovskites have revolutionized solar cell research owing to their excellent material properties. Most previous research has been done…”
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Nb-Doped TiO2: A New Compact Layer Material for TiO2 Dye-Sensitized Solar Cells by Lee, Sangwook, Noh, Jun Hong, Han, Hyun Soo, Yim, Dong Kyun, Kim, Dong Hoe, Lee, Jung-Kun, Kim, Jin Young, Jung, Hyun Suk, Hong, Kug Sun

“…A Nb-doped TiO2 (NTO) thin film was deposited on a fluorine-doped tin oxide (FTO) electrode by pulsed laser deposition (PLD) and its application as a new…”
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Scalable Deposition of High-Efficiency Perovskite Solar Cells by Spray-Coating by Uličná, Soňa, Dou, Benjia, Kim, Dong Hoe, Zhu, Kai, Walls, John M, Bowers, Jake W, van Hest, Maikel F. A. M

“…Spray-deposition is a low-cost, roll-to-roll compatible technique that could potentially replace spin-coating for the deposition of highly efficient perovskite…”
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Surface-functionalized hole-selective monolayer for high efficiency single-junction wide-bandgap and monolithic tandem perovskite solar cells by Vidyasagar, Devthade, Yun, Yeonghun, Yu Cho, Jae, Lee, Hyemin, Won Kim, Kyung, Tae Kim, Yong, Woong Yang, Sung, Jung, Jina, Chang Choi, Won, Kim, Seonu, Kumar Gunasekaran, Rajendra, Kang, Seok Beom, Heo, Kwang, Kim, Dong Hoe, Heo, Jaeyeong, Lee, Sangwook

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