Shijia Gu

ORCID: 0000-0003-4815-9822
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About
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Research Areas
  • Glass properties and applications
  • Advanced Thermoelectric Materials and Devices
  • Advanced Sensor and Energy Harvesting Materials
  • Luminescence Properties of Advanced Materials
  • Polymer composites and self-healing
  • Thermal properties of materials
  • Conducting polymers and applications
  • Thermal Radiation and Cooling Technologies
  • Advanced ceramic materials synthesis
  • Catalytic Processes in Materials Science
  • MXene and MAX Phase Materials
  • Advanced Materials and Mechanics
  • High-Temperature Coating Behaviors
  • Ferroelectric and Piezoelectric Materials
  • Polydiacetylene-based materials and applications
  • Luminescence and Fluorescent Materials
  • Transition Metal Oxide Nanomaterials
  • High Temperature Alloys and Creep
  • Microwave Dielectric Ceramics Synthesis
  • Acne and Rosacea Treatments and Effects
  • Photorefractive and Nonlinear Optics
  • Carbon dioxide utilization in catalysis
  • Silicon Nanostructures and Photoluminescence
  • Solid State Laser Technologies
  • Perovskite Materials and Applications

Donghua University
2015-2025

Fudan University
2024

Jiangsu University of Technology
2018-2019

National Natural Science Foundation of China
2016

Tsinghua University
1997-2001

Chinese Academy of Sciences
2000

Abstract The (Bi,Sb) 2 Te 3 (BST) compounds have long been considered as the benchmark of thermoelectric (TE) materials near room temperature especially for refrigeration. However, their unsatisfactory TE performances in wide‐temperature range severely restrict large‐scale applications power generation. Here, using a self‐assembly protocol to deliver homogeneous dispersion 2D inclusion matrix, first evidence is shown that incorporation MXene (Ti C T x ) into BST can simultaneously achieve...

10.1002/aenm.201902986 article EN Advanced Energy Materials 2019-12-01

Abstract The rapid development of flexible electronics has resulted in serious pollution the form electronic waste. Accordingly, recyclability is highly desirable for these devices, but this remains a significant challenge. A dynamically hybrid crosslinked polyurethane (FPU) elastomer designed study to address Distinctive Diels–Alder adducts with suitable dissociation and reassociation dynamics are as crosslinking units provide an efficient time frame recycling. FPU maintained state low...

10.1002/adfm.202106281 article EN Advanced Functional Materials 2021-09-14

Although highly desired, it is difficult to develop mechanically robust and room temperature self-healing ionic liquid-based gels (ionogels), which are very promising for next-generation stretchable electronic devices. Herein, discovered that the liquid significantly reduces reversible reaction rate of disulfide bonds without altering its thermodynamic equilibrium constant via small molecule model activation energy evolution dissociation dynamic network. This inhibitory effect would reduce...

10.1002/advs.202207527 article EN cc-by Advanced Science 2023-05-01

Soft robots have the potential to assist and complement human exploration of extreme harsh environments (i.e., organic solvents). However, soft with stable performance in diverse solvents are not developed yet. In current research, a non-Euclidean-plate under-liquid robot inspired by jellyfish based on phototropic liquid crystal elastomers is fabricated via 4D-programmable strategy. Specifically, employs 3D-printed non-Euclidean-plate, designed Archimedean orientation, which undergoes...

10.1002/adma.202313761 article EN Advanced Materials 2024-01-12

Composite phosphor ceramics (CPCs) have found extensive applications in high-power, high-brightness LD lighting, primarily attributed to their superior thermal conductivity, stability and microstructural tailorability. However, the high sintering temperatures and...

10.1039/d4tc04942j article EN Journal of Materials Chemistry C 2025-01-01

Gels show great promise for applications in wearable electronics, biomedical devices, and energy storage systems due to their exceptional stretchability adjustable electrical conductivity. However, the challenge lies integrating multiple functions like elasticity, instantaneous self-healing, a wide operating temperature range into single gel. To address this issue, hybrid hydrogen bonding strategy construct gel with these desirable properties is proposed. The intricate network of strong weak...

10.1002/smll.202400912 article EN Small 2024-03-26

Abstract N-type Se&Lu-codoped Bi 2 Te 3 nanopowders were prepared by hydrothermal method and sintered spark plasma sintering technology to form dense samples. By further doping Se element into Lu-doped samples, the thickness of nanosheets has tendency become thinner. The electrical conductivity Lu 0.1 1.9 3− x material is reduced with increasing content due carrier concentration, while Seeback coefficient values are enhanced. lattice thermal greatly introduced point defects atomic mass...

10.1007/s40145-020-0382-9 article EN cc-by Journal of Advanced Ceramics 2020-05-15

Abstract As a high-temperature thermoelectric (TE) material, ZnO offers advantages of non-toxicity, chemical stability, and oxidation resistance, shows considerable promise as true ready-to-use module under air conditions. However, poor electrical conductivity high thermal severely hinder its application. Carbon nanotubes (CNTs) are often used reinforcing phase in composites, but it is difficult to achieve uniform dispersion CNTs due van der Waals forces. Herein, we developed an effective...

10.1007/s40145-022-0657-4 article EN cc-by Journal of Advanced Ceramics 2022-11-29

Soft robotics locomotion at the liquid–air interface has become more and important for an intelligent society. However, existing of soft is limited to two dimensions. It remains a formidable challenge realize three-dimensional (X, Y, Z axes) two-phase due unbalanced mechanical environment. Inspired by meniscus-climbing beetle larva Pyrrhalta, mechanism three-phase (liquid–solid–air) contact line here proposed address aforementioned challenge. A corresponding 3D printed fully (named larvobot)...

10.1021/acsnano.2c09066 article EN ACS Nano 2022-11-11

Abstract Phosphors‐in‐glass (PiG), which serves as a potential bi‐replacement of both phosphors and organic encapsulants in high‐power white light‐emitting diodes (WLEDs), has captured much attention due to its high thermal stability excellent luminescent properties. However, the high‐temperature sensitivity chemical reactions between with glass matrix, variety phosphors, especially red could be hardly dispersed into without quenching decomposition, greatly limits improvement color rendering...

10.1111/jace.17210 article EN Journal of the American Ceramic Society 2020-05-14

Elastic electromagnetic fibers are promising building blocks for next-generation flexible electronics. However, fabrication of elastic is still difficult and usually requires organic solvents or high temperatures, restricting their widespread applications. Furthermore, the continuous production has not been realized previously. In this study, we propose an ionic chelation strategy to continuously produce with a magnetic liquid metal (MLM) as core polyurethane sheath in water at room...

10.1021/acsnano.4c04455 article EN ACS Nano 2024-06-25

Abstract Integrating low‐dimensional materials, such as carbon nanotubes (CNTs), into thermoelectric matrices offers a promising route to enhance performance, yet achieving uniform dispersion and optimal interfacial properties remains key challenge. In this study, novel approach is demonstrated boost the of strontium titanate (SrTiO 3 ) through in situ growth CNTs via chemical vapor deposition (CVD). By meticulously tuning catalyst composition, temperature, concentration, morphology...

10.1002/smll.202411022 article EN Small 2025-03-19

In this context, a one-pot and <italic>in situ</italic> strategy for fabrication of AgNPs (Ag nanoparticles)/PANI (polyaniline) nanocomposites in micellar solution dodecylbenzene sulfonic acid (DBSA, anionic surfactant) is introduced.

10.1039/c4ra02136c article EN RSC Advances 2014-01-01

A broad tunability of the thermoelectric and mechanical properties CoSb3 has been demonstrated by adjusting composition with addition an increasing number elements. However, such a strategy may negatively impact processing repeatability control. In this work, single-element-filled skutterudite is engineered to have high performances. Increased Yb filling fraction found increase phonon scattering, whereas cryogenic grinding contributes additional microstructural scattering. peak zT 1.55...

10.1016/j.jmat.2019.04.008 article EN cc-by-nc-nd Journal of Materiomics 2019-04-27
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