Jiaojiao Xia

ORCID: 0000-0001-8007-9748
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About
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Research Areas
  • Electrochemical sensors and biosensors
  • Enzyme Catalysis and Immobilization
  • Ammonia Synthesis and Nitrogen Reduction
  • Electrochemical Analysis and Applications
  • Advanced Photocatalysis Techniques
  • Advanced battery technologies research
  • Nanomaterials for catalytic reactions
  • Advancements in Solid Oxide Fuel Cells
  • Analytical Chemistry and Chromatography
  • Covalent Organic Framework Applications
  • Advanced Battery Materials and Technologies
  • Mesoporous Materials and Catalysis
  • Advanced Chemical Sensor Technologies
  • Electrocatalysts for Energy Conversion
  • Catalysis for Biomass Conversion
  • Advancements in Battery Materials
  • Coastal wetland ecosystem dynamics
  • Chemical Synthesis and Reactions
  • Analytical Chemistry and Sensors
  • Electronic and Structural Properties of Oxides
  • Insect and Pesticide Research
  • Ionic liquids properties and applications
  • Caching and Content Delivery
  • Heavy metals in environment
  • Innovative Microfluidic and Catalytic Techniques Innovation

Jiangsu University
2014-2025

Kunming Medical University
2024-2025

Soil and Fertilizer Institute of Hunan Province
2024

Guizhou University
2023-2024

South China University of Technology
2023-2024

University of Electronic Science and Technology of China
2020-2022

Chengdu University
2020-2022

Shanghai Stomatological Hospital
2022

Jiangnan University
2019-2021

State Key Laboratory of Food Science and Technology
2019-2021

Abstract Reversible protonic ceramic electrochemical cells (R‐PCECs) have received increasing focus for their good capability of converting and storing energy. However, the widely used cobalt‐based air electrodes are less thermomechanically compatible with electrolyte lack stability, which largely limits development R‐PCECs. Herein, a cobalt‐free perovskite nominal composition PrBa 0.8 Ca 0.2 Fe 1.8 Ce O 6 δ (PBCFC) is reported, in–situ engineered to (Ba, Ce) deficient‐PBCFC phase, BaCeO 3 ,...

10.1002/adfm.202305567 article EN Advanced Functional Materials 2023-06-25

Abstract A breakthrough in the development of air electrodes is critical to minimizing performance deterioration reversible protonic ceramic electrochemical cells (R‐PCECs), which have demonstrated potential be most promising device for energy storage and conversion. Here, a Co‐doped Ruddlesden‐Popper (RP) perovskite with nominal formula Pr 2 Ni 0.6 Co 0.4 O 4‐δ reported, self‐configured into composite 4 1.8 1.2 10‐δ (PNCO, 89.57 wt.%) 6 11 (10.43 wt.%), suggested by X‐ray diffraction...

10.1002/aenm.202302964 article EN Advanced Energy Materials 2023-10-22

Abstract Protonic ceramic fuel cells (PCFCs) are emerging as effective devices for their excellent capability of converting energy. However, the sluggish oxygen reduction reaction (ORR) and poor durability cathodes greatly limit widespread commercialization. Herein, a multi‐cationic oxide nano‐catalyst with nominal composition Pr 0.2 Ce Ni Co Fe O x (denoted PCNCFO) is designed reported, which significantly enhanced ORR activity typical PrBaCo 2 5+δ (PBC) cathode. The PCNCFO‐coated PBC...

10.1002/adfm.202401747 article EN Advanced Functional Materials 2024-03-28

ZrO<sub>2</sub> nanofibers are fabricated using the electrospinning technique and they used as an electrocatalyst to convert nitrogen ammonia based on reaction of N<sub>2</sub> + 3H<sub>2</sub>O = 2NH<sub>3</sub> 1.5O<sub>2</sub>.

10.1039/d0ta08089f article EN Journal of Materials Chemistry A 2020-11-16

Nitrogen can be electrochemically reduced to produce ammonia, which supplies an energy-saving and environmental-benign route at room temperature, but high-efficiency catalysts are sought reduce the reaction barrier. Here, iron-doped α-MoO3 nanosheets thus designed proposed as potential for fixing N2 NH3. The band structure is intentionally modulated by iron doping, narrows gap of turns semiconductor into a metal-like catalyst. Oxygen vacancies, generated substituting Mo6+ Fe3+ anions,...

10.1021/acsami.0c19644 article EN ACS Applied Materials & Interfaces 2021-02-08

Abstract The delicate design of efficient air electrodes is conducive to improving the reaction kinetics and operational durability protonic ceramic electrochemical cells (PCECs) at intermediate‐low temperatures. Here, a series high‐order Ruddlesden–Popper (RP) perovskite are developed via regulation Ni/Co ratio porosity for charge/gas transfer. As verified by structural analysis characterizations, electrode with composition Pr 4 Ni 1.8 Co 1.2 O 10‐δ (PNCO64) shows most matchable thermal...

10.1002/adfm.202403493 article EN Advanced Functional Materials 2024-04-09

Challenges including rapid capacity degradation and reduced Coulombic efficiency due to the shuttle effect have hindered commercial viability of lithium-sulfur (Li-S) batteries. A novel sandwich-structured electrode with an optimized structure current collector interface design was presented as a free-standing positive for Li-S Fabricated via simple slurry coating process, embedded multiwalled carbon nanotubes within nanofiber composite films (PCNF/T). Owing superior conductivity weight in...

10.1021/acs.langmuir.4c01451 article EN Langmuir 2024-07-16
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