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  1. Article

    Open Access

    Photocatalytic do** of organic semiconductors

    Chemical do** is an important approach to manipulating charge-carrier concentration and transport in organic semiconductors (OSCs)13 and ultimately enhances device performance47. However, conventional do** ...

    Wenlong **, Chi-Yuan Yang, Riccardo Pau, Qingqing Wang, Eelco K. Tekelenburg in Nature (2024)

  2. Article

    Open Access

    Ground-state electron transfer in all-polymer donor:acceptor blends enables aqueous processing of water-insoluble conjugated polymers

    Water-based conductive inks are vital for the sustainable manufacturing and widespread adoption of organic electronic devices. Traditional methods to produce waterborne conductive polymers involve modifying th...

    Tiefeng Liu, Johanna Heimonen, Qilun Zhang, Chi-Yuan Yang in Nature Communications (2023)

  3. Article

    Open Access

    Visualizing the multi-level assembly structures of conjugated molecular systems with chain-length dependent behavior

    It remains challenging to understand the structural evolution of conjugated polymers from single chains to solvated aggregates and film microstructures, although it underpins the performance of optoelectrical ...

    Yang-Yang Zhou, Yu-Chun Xu, Ze-Fan Yao, Jia-Ye Li, Chen-Kai Pan in Nature Communications (2023)

  4. Article

    Open Access

    Integrated opposite charge grafting induced ionic-junction fiber

    The emergence of ionic-junction devices has attracted growing interests due to the potential of serving as signal transmission and translation media between electronic devices and biological systems using ions...

    Yi **ng, Mingjie Zhou, Yueguang Si, Chi-Yuan Yang, Liang-Wen Feng in Nature Communications (2023)

  5. Article

    Open Access

    Ion-tunable antiambipolarity in mixed ion–electron conducting polymers enables biorealistic organic electrochemical neurons

    Biointegrated neuromorphic hardware holds promise for new protocols to record/regulate signalling in biological systems. Making such artificial neural circuits successful requires minimal device/circuit comple...

    Padinhare Cholakkal Harikesh, Chi-Yuan Yang, Han-Yan Wu, Silan Zhang in Nature Materials (2023)

  6. Article

    Open Access

    Precise tuning of interlayer electronic coupling in layered conductive metal-organic frameworks

    Two-dimensional conjugated metal-organic frameworks (2D c-MOFs) have attracted increasing interests for (opto)-electronics and spintronics. They generally consist of van der Waals stacked layers and exhibit la...

    Yang Lu, Yingying Zhang, Chi-Yuan Yang, Sergio Revuelta in Nature Communications (2022)

  7. Article

    Open Access

    Author Correction: A high-conductivity n-type polymeric ink for printed electronics

    Chi-Yuan Yang, Marc-Antoine Stoeckel, Tero-Petri Ruoko, Han-Yan Wu in Nature Communications (2022)

  8. Article

    Open Access

    Organic electrochemical neurons and synapses with ion mediated spiking

    Future brain-machine interfaces, prosthetics, and intelligent soft robotics will require integrating artificial neuromorphic devices with biological systems. Due to their poor biocompatibility, circuit complex...

    Padinhare Cholakkal Harikesh, Chi-Yuan Yang, Deyu Tu in Nature Communications (2022)

  9. No Access

    Article

    Transition metal-catalysed molecular n-do** of organic semiconductors

    Chemical do** is a key process for investigating charge transport in organic semiconductors and improving certain (opto)electronic devices19. N(electron)-do** is fundamentally more challenging than p(hole)-d...

    Han Guo, Chi-Yuan Yang, **anhe Zhang, Alessandro Motta, Kui Feng, Yu **a in Nature (2021)

  10. Article

    Open Access

    A high-conductivity n-type polymeric ink for printed electronics

    Conducting polymers, such as the p-doped poly(3,4-ethylenedioxythiophene):poly(styrene sulfonate) (PEDOT:PSS), have enabled the development of an array of opto- and bio-electronics devices. However, to make these...

    Chi-Yuan Yang, Marc-Antoine Stoeckel, Tero-Petri Ruoko, Han-Yan Wu in Nature Communications (2021)

  11. Article

    Open Access

    A thermally activated and highly miscible dopant for n-type organic thermoelectrics

    N-do** plays an irreplaceable role in controlling the electron concentration of organic semiconductors thus to improve performance of organic semiconductor devices. However, compared with many mature p-dopin...

    Chi-Yuan Yang, Yi-Fan Ding, Dazhen Huang, Jue Wang, Ze-Fan Yao in Nature Communications (2020)

  12. No Access

    Article

    Ground-state electron transfer in all-polymer donor–acceptor heterojunctions

    Do** of organic semiconductors is crucial for the operation of organic (opto)electronic and electrochemical devices. Typically, this is achieved by adding heterogeneous dopant molecules to the polymer bulk, ...

    Kai Xu, Hengda Sun, Tero-Petri Ruoko, Gang Wang, Renee Kroon in Nature Materials (2020)

  13. Article

    Open Access

    Carrier dynamics of Mn-induced states in GaN thin films

    GaN-based materials are widely used for light emission devices, but the intrinsic property of wide bandgap makes it improper for photovoltaic applications. Recently, manganese was doped into GaN for absorption...

    Yu-Ting Chen, Chi-Yuan Yang, Po-Cheng Chen, **n-Kong Sheu in Scientific Reports (2017)