High‐Performance Flexible Pressure Sensor with a Self‐Healing Function for Tactile Feedback DOI
Mei Yang, Yongfa Cheng, Yue Yang

et al.

Advanced Science, Journal Year: 2022, Volume and Issue: 9(20)

Published: April 15, 2022

High-performance flexible pressure sensors have attracted a great deal of attention, owing to its potential applications such as human activity monitoring, man-machine interaction, and robotics. However, most high-performance are complex costly manufacture. These cannot be repaired after external mechanical damage lack tactile feedback applications. Herein, sensor based on MXene/polyurethane (PU)/interdigital electrodes is fabricated by using low-cost universal spray method. The sprayed MXene the spinosum structure PU other arbitrary substrates (represented polyimide membrane filter) act sensitive layer interdigital electrodes, respectively. shows an ultrahigh sensitivity (up 509.8 kPa-1 ), extremely fast response speed (67.3 ms), recovery (44.8 good stability (10 000 cycles) due interaction between electrodes. In addition, hydrogen bond endows device with self-healing function. can also integrated circuit, which realize This MXene-based sensor, along designing/fabrication, expected widely used in detection, electronic skin, intelligent robots, many aspects.

Language: Английский

Nanomaterials based electrochemical sensor and biosensor platforms for environmental applications DOI
Govindhan Maduraiveeran, Wei Jin

Trends in Environmental Analytical Chemistry, Journal Year: 2017, Volume and Issue: 13, P. 10 - 23

Published: Jan. 1, 2017

Language: Английский

Citations

355

Shaping and structuring supramolecular gels DOI
Phillip R. A. Chivers, David K. Smith

Nature Reviews Materials, Journal Year: 2019, Volume and Issue: 4(7), P. 463 - 478

Published: May 23, 2019

Language: Английский

Citations

345

Synthesis, Assembly, and Applications of Hybrid Nanostructures for Biosensing DOI
Shuaidi Zhang,

Ren Geryak,

Jeffrey A. Geldmeier

et al.

Chemical Reviews, Journal Year: 2017, Volume and Issue: 117(20), P. 12942 - 13038

Published: Sept. 13, 2017

The robust, sensitive, and selective detection of targeted biomolecules in their native environment by prospective nanostructures holds much promise for real-time, accurate, high throughput biosensing. However, order to be competitive, current biosensor nanotechnologies need significant improvements, especially specificity, integration, rate, long-term stability complex bioenvironments. Advancing biosensing chemically "noisy" bioenvironments require careful engineering nanoscale components that are highly biorecognition ligands capable exquisite binding, seamless integration at a level devices have yet achieve. This review summarizes recent advances the synthesis, assembly, applications nanoengineered reporting transducing critical efficient First, major classes nanostructured components, both inorganic reporters organic transducers, discussed context synthetic control individual compositions, shapes, properties. Second, design surface functionalities path, characterization interfacial architectures, multiple into multifunctional ordered extensively examined. Third, examples structures created from hybrid nanomaterials reviewed, with distinct emphasis on tailor nanosensor designs specific operating environments. Finally, we offer perspective future developments nanohybrid materials nanosensors, outline possible directions pursued may yield breakthrough results, envision exciting potential high-performance will cause disruptive improvements field

Language: Английский

Citations

306

Sensing at the Surface of Graphene Field‐Effect Transistors DOI
Wangyang Fu, Lin Jiang, Erik P. van Geest

et al.

Advanced Materials, Journal Year: 2016, Volume and Issue: 29(6)

Published: Nov. 29, 2016

Recent research trends now offer new opportunities for developing the next generations of label‐free biochemical sensors using graphene and other two‐dimensional materials. While physics transistors operated in electrolyte is well grounded, important chemical challenges still remain to be addressed, namely impact functionalizations on key electrical parameters sensing performances. In fact, – at least ideal highly chemically inert. The alterations surface both covalently non‐covalently are crucial steps that define sensitivity graphene. presence, reactivity, adsorption gas ions, proteins, DNA, cells tissues have been successfully monitored with This review aims unify most work done so far a (chemically functionalized) field‐effect transistor lie ahead. authors convinced hold great promise meet ever‐increasing demand sensitivity, especially looking recent progresses suggesting obstacle Debye screening can overcome.

Language: Английский

Citations

305

Flexible Electrochemical Bioelectronics: The Rise of In Situ Bioanalysis DOI Creative Commons
You Yu, Hnin Yin Yin Nyein, Wei Gao

et al.

Advanced Materials, Journal Year: 2019, Volume and Issue: 32(15)

Published: Aug. 20, 2019

Abstract The amalgamation of flexible electronics in biological systems has shaped the way health and medicine are administered. growing field electrochemical bioelectronics enables situ quantification a variety chemical constituents present human body holds great promise for personalized monitoring owing to its unique advantages such as inherent wearability, high sensitivity, selectivity, low cost. It represents promising alternative probe biomarkers simpler method compared conventional instrumental analytical techniques. Various bioanalytical technologies employed bioelectronics, including ion‐selective potentiometry, enzymatic amperometry, potential sweep voltammetry, field‐effect transistors, affinity‐based biosensing, well biofuel cells. Recent key innovations from sensing modalities, materials, systems, fabrication, applications summarized highlighted. challenges opportunities this moving forward toward future preventive devices also discussed.

Language: Английский

Citations

304

Nanowire Electronics: From Nanoscale to Macroscale DOI
Chuancheng Jia, Zhaoyang Lin, Yu Huang

et al.

Chemical Reviews, Journal Year: 2019, Volume and Issue: 119(15), P. 9074 - 9135

Published: July 30, 2019

Semiconductor nanowires have attracted extensive interest as one of the best-defined classes nanoscale building blocks for bottom-up assembly functional electronic and optoelectronic devices over past two decades. The article provides a comprehensive review continuing efforts in exploring semiconductor electronics macroelectronics. Specifically, we start with brief overview synthetic control various nanowire heterostructures precisely controlled physical dimension, chemical composition, heterostructure interface, properties to define material foundation electronics. We then summarize series strategies developed creating well-ordered arrays spatial position, orientation, density, which are essential constructing increasingly complex circuits from nanowires. Next, fundamental single transistor concepts. Combining designable controllable approaches, discuss integrated assembled blocks, well unique design solution-processable thin-film transistors high-performance large-area flexible Last, conclude perspective on standing challenges future opportunities.

Language: Английский

Citations

297

Rapid and ultrasensitive electromechanical detection of ions, biomolecules and SARS-CoV-2 RNA in unamplified samples DOI Open Access
Liqian Wang, Xuejun Wang, Yungen Wu

et al.

Nature Biomedical Engineering, Journal Year: 2022, Volume and Issue: 6(3), P. 276 - 285

Published: Feb. 7, 2022

Language: Английский

Citations

253

Specific detection of biomolecules in physiological solutions using graphene transistor biosensors DOI Open Access
Ning Gao, Teng Gao, Xiao Yang

et al.

Proceedings of the National Academy of Sciences, Journal Year: 2016, Volume and Issue: 113(51), P. 14633 - 14638

Published: Dec. 5, 2016

Significance Nanoelectronic transistor sensors based on synthesized one- and two-dimensional nanomaterials have achieved real-time label-free detection of a wide range biological species with high sensitivity, although direct analysis samples has been limited due to Debye charge screening in physiological solutions. This paper describes general strategy overcoming this challenge involving comodification the sensor surface polymer receptor, where forms permeable layer that increases effective length receptor enables selective analytes. The capability was demonstrated cancer markers solution, thus opening substantial opportunities for sensing applications biology medicine.

Language: Английский

Citations

241

Self‐Assembly of Enzyme‐Like Nanofibrous G‐Molecular Hydrogel for Printed Flexible Electrochemical Sensors DOI
Ruibo Zhong, Qian Tang, Shaopeng Wang

et al.

Advanced Materials, Journal Year: 2018, Volume and Issue: 30(12)

Published: Feb. 1, 2018

Abstract Conducting hydrogels provide great potential for creating designer shape‐morphing architectures biomedical applications owing to their unique solid–liquid interface and ease of processability. Here, a novel nanofibrous hydrogel with significant enzyme‐like activity that can be used as “ink” print flexible electrochemical devices is developed. The self‐assembled from guanosine (G) KB(OH) 4 simultaneous incorporation hemin into the G‐quartet scaffold, giving rise activity. rapid switching between sol gel states responsive shear stress enables free‐form fabrication different patterns. Furthermore, replication wires conductive matrix by in situ catalytic deposition polyaniline on nanofibers demonstrated, which directly printed electrode. By loading glucose oxidase this hydrogel, biosensor This study sheds new light developing artificial enzymes functionalities bioelectronics.

Language: Английский

Citations

223

Amino-acid-encoded biocatalytic self-assembly enables the formation of transient conducting nanostructures DOI
Mohit Kumar,

Nicole L. Ing,

V. Narang

et al.

Nature Chemistry, Journal Year: 2018, Volume and Issue: 10(7), P. 696 - 703

Published: April 26, 2018

Language: Английский

Citations

218