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REVIEW OF RECENT ADVANCEMENTS IN STRETCHABLE SUPERCAPACITORS

BY - AKHILNAND C, FAHEEMA N, MANU MJ & FEMINA A

TKM COLLEGE OF ENGINEERING, KOLLAM, KERALA, INDIA – 691005

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CONTENTS

  • INTRODUCTION
  • SUPERCAPACITORS
  • SUPERCAPACITOR ADVANTAGES
  • SUPERCAPACITOR MATERIALS
  • SUPERCAPACITOR STRUCTURES
  • ADDITIONAL FUNCTIONALITIES
  • REAL WORLD INTEGRATION

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INTRODUCTION

[1]

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SUPERCAPACITORS

  • Different from conventional capacitors
  • Uses an electrolyte instead of dielectric material
  • Has a separator inside the electrolyte
  • Show significantly higher capacitance than regular capacitors

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[2]

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ADVANTAGES

  • dss

SUPERCAPACITOR ADVANTAGES

HIGH POWER DENSITY

FAST CHARGING AND DISHCARGING

LONG LIFE CYCLES

HIGHER ENERGY DENSITY THAN REGULAR CAPACITORS

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SUPERCAPACITOR TYPES

  1. Electrostatic capacitor
  2. Electric double layer supercapacitor
  3. Pseudocapacitor
  4. Hybrid capacitor

[3]

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STRETCHABLE SUPERCAPACITORS – GENERAL STRUCTURE

[4]

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SUPERCAPACITOR MATERIALS

POLYMER BASED

    • Polymer based substrates
    • Hydrogels
    • Electrolytes
    • Polymeric Electrodes

CARBON BASED

    • Anode materials
    • Flexible substrates

METAL BASED

    • Electrode materials
    • electrolyte

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POLYMER BASED MATERIALS

  • Substrates:
    • Polydimethylsiloxane(PDMS), PET, Silicone Rubber, Polyurethane
  • Polymer matrices/hydrogels and electrolyte
    • Polyvinyl alcohol(PVA), PMMA
  • Electrodes
    • Polyaniline(PANI), Polypyrrol(Ppy), PEDOT:PSS

[5]

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CARBON BASED MATERIALS

  • Carbon nanotubes(CNTs)
  • Graphene
  • Carbon Cloth

[6]

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METAL BASED MATERIALS

  • Manganese dioxide
  • Molybdenum disulphide
  • Gold & Silver
  • MXenes
  • MOFs

[7]

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COMPARISON

[8]

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SUPERCAPACITOR STRUCTURES

[9]

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ONE DIMENSIONAL STRUCTURES

  • Coaxial, twisted structure

[10]

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TWO DIMENSIONAL STRUCTURES

  • BUCKLED/WAVY STRUCTURE
  • RIGID ISLAND STRUCTURE

[1]

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ADDITIONAL FUNCTIONALITIES

[11]

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REAL WORLD INTEGRATION

TEXTILES/FABRICS

BIOELECTRONICS

WEARABLE ELECTRONICS

PHYSICAL SENSING DEVICES

PHOTOVOLTAIC ENERGY HARVESTING

CHEMICAL/BIOCHEMICAL SENSORS

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THANKYOU

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REFERENCES

[1] Wu, W. (2019). Stretchable electronics: functional materials, fabrication strategies and applications. Science and Technology of Advanced Materials, 20(1), 187–224.

[2] Journal of Power Technologies 97 (3) (2017) 220-245 A comparative review of electrical energy storage systems for better sustainability

[3] Zhong, C., Deng, Y., Hu, W., Qiao, J., Zhang, L., & Zhang, J. (2015). A review of electrolyte materials and compositions for electrochemical supercapacitors. Chemical Society Reviews, 44(21), 7484–7539

[4] Manjakkal, L., Navaraj, W. T., Núñez, C. G., & Dahiya, R. (2019). Graphene–Graphite Polyurethane Composite Based High‐Energy Density Flexible Supercapacitors. Advanced Science, 6(7), 1802251

[5] Yun, T. G., Park, M., Kim, D.-H., Kim, D., Cheong, J. Y., Bae, J. G., Han, S. M., & Kim, I.-D. (2019). All-Transparent Stretchable Electrochromic Supercapacitor Wearable Patch Device. ACS Nano, 13(3), 3141–3150

[6] Liu, K., Yao, Y., Lv, T., Li, H., Li, N., Chen, Z., Qian, G., & Chen, T. (2020). Textile-like electrodes of seamless graphene/nanotubes for wearable and stretchable supercapacitors. Journal of Power Sources, 446, 227355

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REFERENCES CONTD…..

[7] Lee, Y., Chae, S., Park, H., Kim, J., & Jeong, S.-H. (2020). Stretchable and transparent supercapacitors based on extremely long MnO2/Au nanofiber networks. Chemical Engineering Journal, 382, 122798

[8] Wang, Y., Ding, Y., Guo, X., & Yu, G. (2019). Conductive polymers for stretchable supercapacitors. Nano Research, 12(9), 1978–1987

[9] Cao, C., Chu, Y., Zhou, Y., Zhang, C., & Qu, S. (2018). Recent Advances in Stretchable Supercapacitors Enabled by Low-Dimensional Nanomaterials. Small, 14(52), 1803976

[10] An, T., & Cheng, W. (2018). Recent progress in stretchable supercapacitors. Journal of Materials Chemistry A, 6(32), 15478–15494

[11] Keum, K., Kim, J. W., Hong, S. Y., Son, J. G., Lee, S., & Ha, J. S. (2020). Flexible/Stretchable Supercapacitors with Novel Functionality for Wearable Electronics. Advanced Materials, 2002180

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