Research progress in material selection of flexible electrochemical sensors
-
摘要: 电化学传感器作为传统传感器的一种,具有效率高、响应性好和灵敏度高等优点。而柔性电化学传感器具有这些特点的同时,凭借其优异的柔韧性、拉伸性、可折叠性和电化学稳定性,被广泛应用于医疗卫生、环境监测和食品安全等方面。此外,该类传感器还具有方便携带、成本较低、灵敏度高和选择性好等特点。本文立足于柔性传感器活性材料的选择,从无机材料、有机材料、酶和天然材料入手,通过分析与总结近几年的研究成果,介绍材料的选择对电化学传感器性能的影响,重点阐述了不同材料在柔性电化学传感器方面的制备及应用,表明柔性电化学传感器在生产生活中发挥着不可替代的作用。最后对现阶段柔性传感器的研究应用存在的问题与挑战进行总结,并对其未来发展方向进行展望。Abstract: Electrochemical sensors, as a kind of traditional sensors, have the advantages of high efficiency, good responsiveness, and high sensitivity. Flexible electrochemical sensors with these characteristics are widely used in healthcare, environmental monitoring, and food safety by virtue of their excellent flexibility, stretchability, foldability, and electrochemical stability. In addition, these sensors are featured with easy portability, lower cost, high sensitivity, and good selectivity. Based on the selection of active materials for flexible sensors, proceeding from inorganic materials, organic materials, enzymes, and natural materials, this paper analyses and summarizes the research results in recent years, introduces the influence of material selection on the performance of electrochemical sensors, primary focuses lie in the preparation and application of different materials in flexible electrochemical sensors, and shows that flexible electrochemical sensors play an irreplaceable role in production and life. Finally, this paper conclude the problems and challenges in the current research applications of flexible electrochemical sensors, and the future development of flexible electrochemical sensors are prospected.
-
Key words:
- flexibility /
- electrochemistry /
- sensing /
- active material /
- research progress
-
图 2 (a) 可寻址的纸基光电化学芯片示意图;TiO2/Pt 纳米材料功能化纸基光电化学传感器构建示意图(b)及检测原理((c), (d))[22]
NPs—Nanoparticles; NTs—Nanotubes; H1—Hairpin probe 1; H2—Hairpin probe 2; HT—Glutaraldehyde; PWE—Bare paper fibers; N-CDs—N-doped carbon dots; TS—Target strand; PS—Primer strand; CEA—Carcinoembryonic antigen
Figure 2. (a) Schematic illustration of the addressable paper photoelectrochemical chip; Construction process (b) and detection principle ((c), (d))of TiO2/Pt nanomaterial functionalized paper-based photoelectric chemical sensor[22]
图 4 (a) 铜-金属有机框架材料(Cu-MOF)电化学传感器的多层结构、SEM图像及3D框架结构[38];(b)可定量检测葡萄糖的按钮传感器和其测试程序的3D原理图[40]
PET—Polyethylene terephthalate; CC—Carbon cloth
Figure 4. (a) Multi-layer structure, SEM image and 3D frame structure of Cu-metal organic frameworks (Cu-MOF) electrochemical sensor[38]; (b) 3D schematic diagram of button sensor and its test program that can quantitatively detect glucose[40]
图 5 共价有机框架/银纳米颗粒/碳布(COF/Ag NPs/CC)的制备及同时测定双酚A (BPA)和双酚S (BPS)的比值电化学传感器的构建示意图[43]
DPV—Differential pulse voltammetry
Figure 5. Schematic illustration for preparation of covalent organic framework/Ag nanoparticles/carbon cloth (COF/Ag NPs/CC) and the construction of ratiometric electrochemical sensor for simultaneous determination for bisphenol A (BPA) and bisphenol S (BPS)[43]
图 7 常见导电高分子的化学结构:(a)聚乙炔;(b)聚吡咯;(c)聚苯胺;(d)聚咔唑;(e)聚噻吩;(f)聚(3, 4-乙烯二氧噻吩);(g)聚亚苯基;(h)聚对苯撑乙烯;(i)聚芴[46]
Figure 7. Chemical structures of some common conducting polymers:(a) Polyacetylene; (b) Polypyrrole; (c) Polyaniline; (d) Polycarbazole; (e) Polythiophenes; (f) Poly(3, 4-ethylenedioxythiophene); (g) Polyphenylenes; (h) Poly(phenylene vinylene); (i) Polyfluorene[46]
图 9 ((a), (b))肾上腺素生物传感器的摄影图像/制备原理图[57];(c)可用于检测H2O2的石墨烯-十二烷基苯磺酸(DBSA)薄膜柔性电化学传感器[59]
rGO—Reduced graphene oxide; PAB—p-aminobenzoic acid
Figure 9. ((a), (b)) Photographic image/preparation schematic diagram of adrenaline biosensor[57]; (c) Graphene-dodecyl benzene sulfonic acid (DBSA) thin film flexible electrochemical sensor for detecting H2O2[59]
图 10 (a)乳酸汗液传感器的摄影图像及制备原理图[63];(b)漆酶固定化工艺示意图[64]
LOD—Lactate oxidase; PANHS—1-pyrenebutyric acid-N-hydroxysuccinimide ester; GO—Graphene oxide; GA—Glutaraldehyde; Lac—Laccase; PANI—Polyaniline
Figure 10. (a) Photographic images and preparation schematicdiagram of lactate sweat sensor[63]; (b) Schematic of laccaseimmobilization process[64]
-
[1] BARANWAL J, BARSE B, GATTO G, et al. Electrochemical sensors and their applications: A review[J]. Chemosensors, 2022, 10(9): 363. doi: 10.3390/chemosensors10090363 [2] DEEPAN K, AJAY B, ADRIAN M, et al. MoS2 modified screen printed carbon electrode based flexible electrochemical sensor for detection of copper ions in water[J]. IEEE Sensors Journal, 2023, 23(8): 8146-8153. doi: 10.1109/JSEN.2023.3257188 [3] ZHANG L, SUN M, JING T, et al. A facile electrochemical sensor based on green synthesis of Cs/Ce-MOF for detection of tryptophan in human serum[J]. Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2022, 648: 129225. doi: 10.1016/j.colsurfa.2022.129225 [4] LI Z, WANG Y, FAN Z, et al. A dual-function wearable electrochemical sensor for uric acid and glucose sensing in sweat[J]. Biosensors, 2023, 13(1): 105. doi: 10.3390/bios13010105 [5] PAN L, XIE Y, YANG H, et al. Flexible magnetic sensors[J]. Sensors, 2023, 23(8): 4083. doi: 10.3390/s23084083 [6] WEN N, ZHANG L, JIANG D, et al. Emerging flexible sensors based on nanomaterials: Recent status and applications[J]. Journal of Materials Chemistry A, 2020, 8: 25499-25527. [7] LI S, ZHOU X, DONG Y, et al. Flexible self-repairing materials for wearable sensing applications: Elastomers and hydrogels[J]. Macromolecular Rapid Communications, 2020, 41(23): e2000444. doi: 10.1002/marc.202000444 [8] ZAZOUM B, BATOO K, KHAN M. Recent advances in flexible sensors and their applications[J]. Sensors, 2022, 22(12): 4653. doi: 10.3390/s22124653 [9] 孙誉铢, 张立兵, 张瑞中. 二硫化钼的制备及其电化学传感应用研究进展[J]. 化学试剂, 2022, 44(7): 1063-1070. doi: 10.13822/j.cnki.hxsj.2022.0157SUN Yuzhu, ZHANG Libing, ZHANG Ruizhong. Progress in preparation of molybdenum disulfide and its application in electrochemical sensing[J]. Chemical Reagents, 2022, 44(7): 1063-1070(in Chinese). doi: 10.13822/j.cnki.hxsj.2022.0157 [10] KIM J, CAMPBELL A S, DEÁVILA B, et al. Wearable biosensors for healthcare monitoring[J]. Nature Biotechnology, 2019, 37(4): 389-406. doi: 10.1038/s41587-019-0045-y [11] 李昊臻. 氧化锌及复合材料的制备及其压电催化性能研究[D]. 南京: 南京信息工程大学, 2022.LI Haozhen. Preparation and piezoelectric catalytic properties of zinc oxide and its composite materials[D]. Nanjing: Nanjing University of Information Science & Technology, 2022(in Chinese). [12] ANH N, HUYEN N, DINH N, et al. ZnO/ZnFe2O4 nanocomposite-based electrochemical nanosensors for the detection of furazolidone in pork and shrimp samples: Exploring the role of crystallinity, phase ratio, and heterojunction formation[J]. New Journal of Chemistry, 2022, 46(15): 7090-7102. doi: 10.1039/D1NJ05837A [13] RUMJIT N, THOMAS P, LAI C, et al. Review-recent advancements of ZnO/rGO nanocomposites (NCs) for electrochemical gas sensor applications[J]. Journal of the Electrochemical Society, 2021, 168(2): 027506. doi: 10.1149/1945-7111/abdee7 [14] FAZIO E, SPADARO S, CORSARO C, et al. Metal-oxide based nanomaterials: Synthesis, characterization and their applications in electrical and electrochemical sensors[J]. Sensors, 2021, 21(7): 2494. [15] ZHOU F, LI Y, TANG Y M, et al. A novel flexible non-enzymatic electrochemical glucose sensor of excellent performance with ZnO nanorods modified on stainless steel wire sieve and stimulated via UV irradiation[J]. Ceramics International, 2022, 48(10): 14395-14405. doi: 10.1016/j.ceramint.2022.01.332 [16] 李坤阳. 石墨烯与氧化锌复合材料的光学性质研究[D]. 成都: 电子科技大学, 2017.LI Kunyang. Optical properties of graphene zinc oxide composites[D]. Chengdu: University of Electronic Science and Technology of China, 2017(in Chinese). [17] 朱正峰. 氧化锌基柔性可穿戴光电探测器的设计与界面调控[D]. 南京: 南京理工大学, 2019.ZHU Zhengfeng. Design and interface control of flexible wearable photodetector based on zinc oxide[D]. Nanjing: Nanjing University of Science and Technology, 2019(in Chinese). [18] 陈仕强. 一维二氧化钛纳米材料的制备、改性及性能研究[D]. 武汉: 湖北工业大学, 2016.CHEN Shiqiang. Preparation, modification and properties of one-dimensional titanium dioxide nanomaterials[D]. Wuhan: Hubei University of Technology, 2016(in Chinese). [19] 霍小鹤, 刘培培, 刘小强, 等. 以金纳米颗粒-二氧化钛纳米线阵列为支架的电化学免疫传感的构建及其应用[J]. 化学研究, 2017, 28(1): 113-119. doi: 10.14002/j.hxya.2017.01.020HUO Xiaohe, LIU Peipei, LIU Xiaoqiang, et al. Construction and application of electrochemical immunosensing based on gold nanoparticles-titanium dioxide nanowire arrays[J]. Chemical Research, 2017, 28(1): 113-119(in Chinese). doi: 10.14002/j.hxya.2017.01.020 [20] 赵明富, 聂青林, 石胜辉, 等. 改性纳米二氧化钛修饰长周期光纤光栅的折射率传感特性[J]. 光电子·激光, 2021, 32(1): 7-13. doi: 10.16136/j.joel.2021.01.0282ZHAO Mingfu, NIE Qinglin, SHI Shenghui, et al. Refractive index sensing properties of modified nano-titanium dioxide modified long-period fiber bragg grating[J]. Journal of Optoelectronics Laser, 2021, 32(1): 7-13(in Chinese). doi: 10.16136/j.joel.2021.01.0282 [21] 张彭心如. 抑郁症标志物DCNP1及芒柄花素的柔性电化学传感器构建与应用[D]. 兰州: 兰州大学, 2023.ZHANG Pengxinru. Construction and application of flexible electrochemical sensors for depression marker DCNP1 and formononetin[D]. Lanzhou: Lanzhou University, 2023(in Chinese). [22] 李丽. 纸基过渡金属及其复合材料的设计制备与电化学应用研究[D]. 济南: 济南大学, 2021.LI Li. Design, preparation and electrochemical application of paper based transition metals and their composites[D]. Jinan: University of Jinan, 2021(in Chinese). [23] MPHUTHI N, SIKHWIVHILU L, RAY S, et al. Functionalization of 2D MoS2 nanosheets with various metal and metal oxide nanostructures: Their properties and application in electrochemical sensors[J]. Biosensors, 2022, 12(6): 386. doi: 10.3390/bios12060386 [24] SAMY O, ZENG S, BIROWOSUTO M, et al. A review on MoS2 properties, synthesis, sensing applications and challenges[J]. Crystals, 2021, 11(4): 355. doi: 10.3390/cryst11040355 [25] GONG L, FENG L, ZHENG Y, et al. Molybdenum disulfide-based nanoprobes: Preparation and sensing application[J]. Biosensors, 2022, 12(2): 87. doi: 10.3390/bios12020087 [26] ATACAN K, GUY N, ZACAR M, et al. Preparation of gold decorated MoS2/NiO nanocomposite in the production of a new electrochemical sensor for ascorbic acid detection[J]. Korean Journal of Chemical Engineering, 2022, 39(8): 2172-2181. doi: 10.1007/s11814-021-1039-2 [27] ZRIBI R, FOTI A, DONATO M, et al. Fabrication of a novel electrochemical sensor based on carbon cloth matrix functionalized with MoO3 and 2D-MoS2 layers for riboflavin determination[J]. Sensors, 2021, 21(4): 1371. doi: 10.3390/s21041371 [28] REN S F, CUI W Y, LIU Y, et al. Molecularly imprinted sensor based on 1T/2H MoS2 and MWCNTs for voltammetric detection of acetaminophen[J]. Sensors and Actuators: A, Physical, 2022, 345: 113772. [29] VISHNU N, BADHULIKA S. Single step grown MoS2 on pencil graphite as an electrochemical sensor for guanine and adenine: A novel and low cost electrode for DNA studies[J]. Biosensors & Bioelectronics, 2019, 124: 122-128. [30] LEI Y, BUTLER D, LUCKING M C, et al. Single-atom doping of MoS2 with manganese enables ultrasensitive detection of dopamine: Experimental and computational approach[J]. Science Advances, 2020, 6(32): eabc4250. doi: 10.1126/sciadv.abc4250 [31] KOKAB T, SHAH A, KHAN M A, et al. Simultaneous femtomolar detection of paracetamol, diclofenac, and orphenadrine using a carbon nanotube/zinc oxide nanoparticle-based electrochemical sensor[J]. ACS Applied Nano Materials, 2021, 4(5): 4699-4712. doi: 10.1021/acsanm.1c00310 [32] 朱路, 邓橙, 陈平, 等. 基于碳纳米管无纺布的葡萄糖氧化酶生物传感器[J]. 新型炭材料, 2013, 28(5): 342-348.ZHU Lu, DENG Cheng, CHEN Ping, et al. Glucose oxidase biosensor based on carbon nanotube non-woven fabric[J]. New Carbon Materials, 2013, 28(5): 342-348(in Chinese). [33] 张艳. 三维碳基柔性电极的制备及其在电化学传感器中的应用[D]. 武汉: 华中科技大学, 2018.ZHANG Yan. Preparation of three-dimensional carbon based flexible electrode and its application in electrochemical sensors[D]. Wuhan: Huazhong University of Science and Technology, 2018(in Chinese). [34] WANG L, XIE S, WANG Z, et al. Functionalized helical fibre bundles of carbon nanotubes as electrochemical sensors for long-term in vivo monitoring of multiple disease biomarkers[J]. Nature Biomedical Engineering, 2019, 4(2): 159-171. doi: 10.1038/s41551-019-0462-8 [35] OH D, LEE C S, KIM T W, et al. A flexible and transparent PtNP/SWCNT/PET electrochemical sensor for nonenzymatic detection of hydrogen peroxide released from living cells with real-time monitoring capability[J]. Biosensors-Basel, 2023, 13(7): 704. doi: 10.3390/bios13070704 [36] 丁三元. 功能化共价有机框架材料: 设计合成、表征及应用[D]. 兰州: 兰州大学, 2015.DING Sanyuan. Functional covalent organic frameworks: Designed synthesis, characterization, and application[D]. Lanzhou: Lanzhou University, 2015(in Chinese). [37] LING W, XU H, HUANG X, et al. Materials and techniques for implantable nutrient sensing using flexible sensors integrated with metal-organic frameworks[J]. Advanced Materials, 2018, 30(23): e1800917. doi: 10.1002/adma.201800917 [38] LING W, HAO Y, WANG H, et al. A novel Cu-metal-organic framework with two-dimensional layered topology for electrochemical detection using flexible sensors[J]. Nanotechnology, 2019, 30(42): 424002. doi: 10.1088/1361-6528/ab30b6 [39] PAN L, LIU G, SHI W, et al. Mechano-regulated metal-organic framework nanofilm for ultrasensitive and anti-jamming strain sensing[J]. Nature Communication, 2018, 9(1): 3813. doi: 10.1038/s41467-018-06079-3 [40] WEI X, GUO J, LIAN H, et al. Cobalt metal-organic framework modified carbon cloth/paper hybrid electrochemical button-sensor for nonenzymatic glucose diagnostics[J]. Sensors and Actuators B: Chemical, 2021, 329: 129205. doi: 10.1016/j.snb.2020.129205 [41] CHEN Y, CHEN Z. COF-1-modifed magnetic nanoparticles for highly selective and efcient solid-phase microextraction of paclitaxel[J]. Talanta, 2017, 165: 188-193. doi: 10.1016/j.talanta.2016.12.051 [42] SUN X, WANG N, XIE Y, et al. In-situ anchoring bimetallic nanoparticles on covalent organic framework as an ultrasensitive electrochemical sensor for levodopa detection[J]. Talanta, 2021, 225: 122072. doi: 10.1016/j.talanta.2020.122072 [43] PANG Y H, WANG Y Y, SHEN X F, et al. Covalent organic framework modifed carbon cloth for ratiometric electrochemical sensing of bisphenol A and S[J]. Microchimica Acta, 2022, 189: 189. doi: 10.1007/s00604-022-05297-3 [44] CHEN Z X, YANG M, LI Z Y, et al. Highly sensitive and convenient aptasensor based on Au NPs@Ce-TpBpy COF for quantitative determination of zearalenone[J]. RSC Advances, 2022, 12(27): 17312-17320. doi: 10.1039/D2RA02093A [45] RONCALI J. Conjugated poly(thiophenes): Synthesis, functionalization, and applications[J]. Chemical Reviews, 1992, 92: 711-738. doi: 10.1021/cr00012a009 [46] 宋㶲瑶. 基于导电聚合物的柔性电化学传感器构建与研究[D]. 青岛: 青岛科技大学, 2021.SONG Jingyao. Construction and research of flexible electrochemical sensor based on conductive polymer[D]. Qingdao: Qingdao University of Science & Technology, 2021(in Chinese). [47] ARMES S P, GILL M, FAIRHURST D, et al.Particle size distributions of polyaniline-silica colloidal composites[J]. Langmuir, 1992, 8: 2178-2182. [48] MAEDA S, CORRADI R, ARMES S P. Synthesis and characterization of carboxylic acid-functionalized polypyrrole-silica microparticles[J]. Macromolecules, 1995, 28: 2905-2911. doi: 10.1021/ma00112a042 [49] MAEDA S, ARMES S P. Surface characterization of conducting polymer-silica nanocomposites by X-ray photoelectron spectroscopy[J]. Langmuir, 1995, 11(6): 1899-1904. doi: 10.1021/la00006a014 [50] BRADLEY H, MARCIN G, FELIO P, et al. Deposition of EDOT-decorated hollow nanocapsules into PEDOT films for optical and electrochemical sensing[J]. Nano Material, 2020, 3: 6328-6335. [51] GREGORY A S, KYUNGHOON L. Poly(thieno[3, 4-b]thiophene): A p- and n-dopable polythiophene exhibiting high optical transparency in the semiconducting state[J]. Macromolecules, 2002, 35: 7281-7286. [52] DERYA B, ABIDIN B, SELIN C, et al. Processable multipurpose conjugated polymer for electrochromic and photovoltaic applications[J]. Chemistry of Materials, 2010, 22: 2978-2987. doi: 10.1021/cm100372t [53] SERBAN F P, SALEEM B, MUTHA M G, et al. Peroxynitrite and nitroxidative stress: Detection probes and micro-sensors, a case of a nanostructured catalytic film[J]. Oxidative Stress: Diagnostics, Prevention, and Therapy, 2011, 11: 311-339. [54] ZHENG L Y, CONGDON R B, SADIK O A, et al. Electrochemical measurements of biofilm development using polypyrrole enhanced flexible sensors[J]. Sensors and Actuators B: Chemical, 2013, 182: 725-732. doi: 10.1016/j.snb.2013.03.097 [55] MZOUGHI N, ABDELLAH A, GONG Q, et al. Characterization of novel impedimetric pH-sensors based on solution-processable biocompatible thin-film semiconducting organic coatings[J]. Sensors and Actuators B: Chemical, 2012, 171-172: 537-543. doi: 10.1016/j.snb.2012.05.029 [56] SURIYAPRAKASH J, BALA K, SHAN L, et al. Molecular engineered carbon-based sensor for ultrafast and specific detection of neurotransmitters[J]. ACS Applied Materials & Interfaces, 2021, 13(51): 60878-60893. [57] SURIYAPRAKASH J, GUPTA N, WU L, et al. Engineering of all solution/substrate processable biosensors for the detection of epinephrine as low as pM with rapid readout[J]. Chemical Engineering Journal, 2022, 436: 135254. doi: 10.1016/j.cej.2022.135254 [58] SUBRAMANI I G, PERUMAL V, GOPINATH S, et al. 1, 1'-carbonyldiimidazole-copper nanoflower enhanced collapsible laser scribed graphene engraved microgap capacitive aptasensor for the detection of milk allergen[J]. Springer Science and Business Media LLC, 2021, 11(1): 20825. [59] ARENA A, BRANCA C, CIOFI C, et al. Development, characterization and sensing properties of graphene films deposited from platelets mixed with dodecyl benzene sulfonic acid[J]. IEEE Sensors Journal, 2021, 21(1): 394-402. [60] HERAS A, VULCANO F, GAROZ-RUIZ J, et al. A flexible platform of electrochemically functionalized carbon nanotubes for NADH sensors[J]. Sensors, 2019, 19(3): 518. doi: 10.3390/s19030518 [61] AKILARASAN M, TAMILALAGAN E, CHEN S M, et al. An eco-friendly low-temperature synthetic approach towards micro-pebble-structured GO@SrTiO3 nanocomposites for the detection of 2, 4, 6-trichlorophenol in environmental samples[J]. Microchimica Acta, 2021, 188: 1-10. doi: 10.1007/s00604-021-04729-w [62] 储华聪. 多孔有机框架复合材料制备及在电化学传感中应用[D]. 扬州: 扬州大学, 2023.CHU Huacong. Preparation and application of porous organic frameworks composites in electrochemical sensing[D]. Yangzhou: Yangzhou University, 2023(in Chinese). [63] LIN K C, SRIRAM M, SHALINI P. Flex-GO (flexible graphene oxide) sensor for electrochemical monitoring lactate in low-volume passive perspired human sweat[J]. Talanta, 2020, 214: 120810. doi: 10.1016/j.talanta.2020.120810 [64] JO E Y, LEE J H. Polyaniline-nanofiber-modified screen-printed electrode with intermediate dye amplification for detection of endocrine disruptor bisphenol A[J]. Microchemical Journal, 2020, 155: 104693. doi: 10.1016/j.microc.2020.104693 [65] XU J, LIU Y B, LI Y J, et al. Smartphone-assisted flexible electrochemical sensor platform by a homology DNA nanomanager tailored for multiple cancer markers field inspection[J]. Analytical Chemistry, 2023, 95(35): 13305-13312. doi: 10.1021/acs.analchem.3c02481 [66] DERVIN S, GANGULY P, DAHIYA R S. Disposable electrochemical sensor using graphene oxide-chitosan modified carbon-based electrodes for the detection of tyrosine[J]. IEEE Sensors Journal, 2021, 21(23): 26226-26233. doi: 10.1109/JSEN.2021.3073287 [67] PENG H, WANG K, HUANG Z. An injection molding method to prepare chitosan-zinc composite material for novel biodegradable flexible implant devices[J]. Materials and Manufacturing Processes, 2018, 34(3): 256-261. [68] MOLINNUS D, DRINIC A, IKEN H, et al. Towards a flexible electrochemical biosensor fabricated from biocompatible bombyx mori silk[J]. Biosensors & Bioelectronics, 2021, 183: 113204. [69] HOU C, XU Z, QIU W, et al. A biodegradable and stretchable protein-based sensor as artificial electronic skin for human motion detection[J]. Small, 2019, 15(11): e1805084. doi: 10.1002/smll.201805084 [70] HAN J, LU K, YUE Y, et al. Nanocellulose-templated assembly of polyaniline in natural rubber-based hybrid elastomers toward flexible electronic conductors[J]. Industrial Crops and Products, 2019, 128: 94-107. doi: 10.1016/j.indcrop.2018.11.004 [71] RASTOGI P K, GANESAN V, KRISHNAMOORTHI S. Palladium nanoparticles decorated gaur gum based hybrid material for electrocatalytic hydrazine determination[J]. Electrochimica Acta, 2014, 125: 593-600. doi: 10.1016/j.electacta.2014.01.148 [72] RAO J, LYU Z, DING Q, et al. Rapid processing of holocellulose-based nanopaper toward an electrode material[J]. ACS Sustainable Chemistry & Engineering, 2021, 9(8): 3337-3346.