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27 Results Found

  • Article
  • Open Access
1,907 Views
14 Pages

UV-Curable Silicone-Modified Polyurethane Acrylates for Food Freshness Monitoring

  • Na He,
  • Hongyu Zhu,
  • Nana Sun,
  • Shaoqing Shi,
  • Libo Xie,
  • Jie Miao,
  • Guoqiao Lai,
  • Meijiang Li and
  • Xiongfa Yang

Intelligent materials for monitoring the condition of the packaged food or its surroundings are highly desired to ensure food safety. In this paper, UV-curable silicone-modified materials for monitoring the freshness of high-protein food such as shri...

  • Article
  • Open Access
17 Citations
5,767 Views
20 Pages

Synthesis and Drug Delivery Application of Thermo- and pH-Sensitive Hydrogels: Poly(β-CD-co-N-Isopropylacrylamide-co-IAM)

  • Syang-Peng Rwei,
  • Tuan Huynh Nguyen Anh,
  • Whe-Yi Chiang,
  • Tun-Fun Way and
  • Yung-Jia Hsu

11 December 2016

Copolymerization of N-isopropylacrylamide (NIPAM), itaconamic acid (IAM; 4-amino-2-methylene-4-oxobutanoic acid) and β-cyclodextrin was investigated in this study. β-cyclodextrin was at first modified by reacting with allyl glycidyl ether to substitu...

  • Article
  • Open Access
10 Citations
7,065 Views
12 Pages

9 February 2018

Multifunctional mulberry silk fabrics with excellent temperature- and pH-sensitivity, antibacterial properties and permeability are successfully prepared by surface modification with PNIPAAm/chitosan/poly(ethylene oxide) nanofibers. The nanofibers de...

  • Review
  • Open Access
23 Citations
8,813 Views
22 Pages

Effect of Anthocyanins on Colorimetric Indicator Film Properties

  • Lin Chen,
  • Wenli Wang,
  • Wei Wang and
  • Jiamin Zhang

25 September 2023

Nowadays, intelligent packaging has become very popular. It can quickly detect problems that arise during food production or circulation by monitoring the quality and safety of food. Anthocyanins have attracted widespread attention as a material for...

  • Review
  • Open Access
31 Citations
7,343 Views
25 Pages

15 April 2025

As an intelligent polymer material, pH-sensitive hydrogels exhibit the capability to dynamically sense alterations in ambient pH levels and subsequently initiate corresponding physical or chemical responses, including swelling, contraction, degradati...

  • Review
  • Open Access
87 Citations
12,802 Views
44 Pages

Valorization of Starch to Biobased Materials: A Review

  • Kehinde James Falua,
  • Anamol Pokharel,
  • Amin Babaei-Ghazvini,
  • Yongfeng Ai and
  • Bishnu Acharya

30 May 2022

Many concerns are being expressed about the biodegradability, biocompatibility, and long-term viability of polymer-based substances. This prompted the quest for an alternative source of material that could be utilized for various purposes. Starch is...

  • Review
  • Open Access
57 Citations
15,005 Views
26 Pages

Progress of Hydrogel Dressings with Wound Monitoring and Treatment Functions

  • Shanshan Jin,
  • Md All Amin Newton,
  • Hongju Cheng,
  • Qinchen Zhang,
  • Weihong Gao,
  • Yuansheng Zheng,
  • Zan Lu,
  • Zijian Dai and
  • Jie Zhu

28 August 2023

Hydrogels are widely used in wound dressings due to their moisturizing properties and biocompatibility. However, traditional hydrogel dressings cannot monitor wounds and provide accurate treatment. Recent advancements focus on hydrogel dressings with...

  • Article
  • Open Access
5 Citations
1,439 Views
13 Pages

7 April 2025

Smart packaging materials (SPMs) combine the properties of intelligent and active packaging into a single system, enabling for the monitoring of the packaged product while enhancing its desired conditions. In this study, poly(lactic acid) (PLA) was u...

  • Review
  • Open Access
69 Citations
9,427 Views
13 Pages

1 February 2018

Stimuli-responsive, smart, intelligent, or environmentally sensitive polymers respond to changes in external stimuli such as pH, temperature, ionic strength, surfactants, pressure, light, biomolecules, and magnetic field. These materials are develope...

  • Article
  • Open Access
6 Citations
2,928 Views
12 Pages

Effect of Cellulose Nanocrystal Addition on the Physicochemical Properties of Hydroxypropyl Guar-Based Intelligent Films

  • Yahui Meng,
  • Yunfeng Cao,
  • Kaifeng Xiong,
  • Li Ma,
  • Wenyuan Zhu,
  • Zhu Long and
  • Cuihua Dong

As an important functional material in food industry, intelligent packaging films can bring great convenience for consumers in the field of food preservation and freshness detection. Herein, we fabricated pH-sensing films employing hydroxypropyl guar...

  • Review
  • Open Access
268 Citations
18,659 Views
18 Pages

Advances in Targeted Pesticides with Environmentally Responsive Controlled Release by Nanotechnology

  • Bingna Huang,
  • Feifei Chen,
  • Yue Shen,
  • Kun Qian,
  • Yan Wang,
  • Changjiao Sun,
  • Xiang Zhao,
  • Bo Cui,
  • Fei Gao and
  • Zhanghua Zeng
  • + 1 author

11 February 2018

Pesticides are the basis for defending against major biological disasters and important for ensuring national food security. Biocompatible, biodegradable, intelligent, and responsive materials are currently an emerging area of interest in the field o...

  • Article
  • Open Access
6 Citations
2,042 Views
21 Pages

Cydonia oblonga-Seed-Mucilage-Based pH-Sensitive Graft Copolymer for Controlled Drug Delivery—In Vitro and In Vivo Evaluation

  • Muhammad Sarfraz,
  • Ume Ruqia Tulain,
  • Alia Erum,
  • Nadia Shamshad Malik,
  • Arshad Mahmood,
  • Sumaira,
  • Sidra Aslam,
  • Mansur Abdullah Sandhu and
  • Muhammad Tayyab

The primary objective of this study was to assess the potential utility of quince seed mucilage as an excipient within a graft copolymer for the development of an oral-controlled drug delivery system. The Cydonia oblonga-mucilage-based graft copolyme...

  • Article
  • Open Access
11 Citations
2,330 Views
9 Pages

Acidity Is an Excellent Marker of Infection in Hip and Knee Arthroplasty

  • Tobiáš Judl,
  • Stanislav Popelka,
  • Elena Tomšík,
  • Martin Hrubý,
  • Matěj Daniel,
  • Jaroslav Fojt,
  • Pavel Melicherčík,
  • Ivan Landor and
  • David Jahoda

25 January 2024

Background: The diagnosis of joint replacement infection is a difficult clinical challenge that often occurs when the implant cannot be salvaged. We hypothesize that the pH value of synovial fluid could be an important indicator of the inflammatory s...

  • Review
  • Open Access
21 Citations
5,854 Views
37 Pages

Cutting-Edge Progress in Stimuli-Responsive Bioadhesives: From Synthesis to Clinical Applications

  • Elham Khadem,
  • Mahshid Kharaziha,
  • Hamid Reza Bakhsheshi-Rad,
  • Oisik Das and
  • Filippo Berto

22 April 2022

With the advent of “intelligent” materials, the design of smart bioadhesives responding to chemical, physical, or biological stimuli has been widely developed in biomedical applications to minimize the risk of wounds reopening, chronic pa...

  • Article
  • Open Access
544 Views
13 Pages

6 October 2025

Due to their unique advantages—such as small size, easy integration, flexible wearability, low power consumption, high sensitivity, and material designability—organic field-effect transistor (OFET) gas sensors have significant application...

  • Review
  • Open Access
92 Views
32 Pages

Optical Fiber pH and Dissolved Oxygen Sensors for Bioreactor Monitoring: A Review

  • Guoqiang Cui,
  • Rui Wu,
  • Lidan Cao,
  • Sabrina Abedin,
  • Kanika Goel,
  • Seongkyu Yoon and
  • Xingwei Wang

19 December 2025

In the bioprocessing industry, real-time monitoring of bioreactors is essential to ensuring product quality and process efficiency. Conventional monitoring methods can satisfy some needs but suffer from calibration drift, limited spatial coverage, an...

  • Review
  • Open Access
69 Citations
11,457 Views
22 Pages

Flexible Wearable Sensors in Medical Monitoring

  • Yingying Yuan,
  • Bo Liu,
  • Hui Li,
  • Mo Li,
  • Yingqiu Song,
  • Runze Wang,
  • Tianlu Wang and
  • Hangyu Zhang

23 November 2022

The popularity of health concepts and the wave of digitalization have driven the innovation of sensors in the medical field. Such continual development has made sensors progress in the direction of safety, flexibility, and intelligence for continuous...

  • Review
  • Open Access
29 Citations
10,609 Views
45 Pages

A Review of Patents and Innovative Biopolymer-Based Hydrogels

  • Snežana Ilić-Stojanović,
  • Ljubiša Nikolić and
  • Suzana Cakić

7 July 2023

Biopolymers represent a great resource for the development and utilization of new functional materials due to their particular advantages such as biocompatibility, biodegradability and non-toxicity. “Intelligent gels” sensitive to differe...

  • Article
  • Open Access
712 Views
19 Pages

21 August 2025

To achieve dual functionality that can monitor both Al3+ levels in food and the freshness of fish, rice straw fibers (RSFs) were treated in NaOH solutions and then cationized with 2,3-epoxypropyltrimethylammonium chloride, onto which alizarin red S m...

  • Article
  • Open Access
2 Citations
1,490 Views
24 Pages

25 September 2025

With rising living standards, consumer demand for fresher food continues to increase. Consequently, the development of multifunctional packaging materials that enable real-time freshness monitoring, delay spoilage, and ensure environmental sustainabi...

  • Review
  • Open Access
59 Citations
7,505 Views
39 Pages

Nanostructured Surface Finishing and Coatings: Functional Properties and Applications

  • Ileana Ielo,
  • Fausta Giacobello,
  • Silvia Sfameni,
  • Giulia Rando,
  • Maurilio Galletta,
  • Valentina Trovato,
  • Giuseppe Rosace and
  • Maria Rosaria Plutino

22 May 2021

This review presents current literature on different nanocomposite coatings and surface finishing for textiles, and in particular this study has focused on smart materials, drug-delivery systems, industrial, antifouling and nano/ultrafiltration membr...

  • Article
  • Open Access
1 Citations
1,900 Views
28 Pages

17 May 2023

Developing effective intelligent nanocarriers is highly desirable for fluorescence imaging and therapeutic applications but remains challenging. Using a vinyl-grafted BMMs (bimodal mesoporous SiO2 materials) as a core and PAN ((2-aminoethyl)-6-(dimet...

  • Article
  • Open Access
59 Citations
17,178 Views
34 Pages

27 August 2007

Changes in the chemical environment can trigger large motions in chemomechanical polymers. The unique feature of such intelligent materials, mostly in the form of hydrogels, is therefore, that they serve as sensors and actuators at the same time, and...

  • Review
  • Open Access
1,147 Views
23 Pages

26 October 2025

The miniaturization of ocean parameter monitors is critical for environmental monitoring and oceanographic research. In recent years, rapid developments in data processing, artificial intelligence, micro-nano manufacturing and advanced materials have...

  • Review
  • Open Access
18 Citations
4,353 Views
25 Pages

Fiber Optic-Based Durability Monitoring in Smart Concrete: A State-of-Art Review

  • Hou Qiao,
  • Zhen Lin,
  • Xiangtao Sun,
  • Wei Li,
  • Yangping Zhao and
  • Chuanrui Guo

11 September 2023

Concrete is the most commonly used construction material nowadays. With emerging cutting-edge technologies such as nanomaterials (graphene, carbon nanotubes, etc.), advanced sensing (fiber optics, computer tomography, etc.), and artificial intelligen...

  • Feature Paper
  • Review
  • Open Access
38 Citations
11,600 Views
29 Pages

26 March 2025

The increasing presence of persistent pollutants in industrial wastewater underscores the shortcomings of conventional treatment methods, prompting the adoption of advanced oxidation processes (AOPs) for sustainable water remediation. This review exa...

  • Review
  • Open Access
161 Citations
13,652 Views
56 Pages

14 July 2023

Semiconductor-based photocatalytic reactions are a practical class of advanced oxidation processes (AOPs) to address energy scarcity and environmental pollution. By utilizing solar energy as a clean, abundant, and renewable source, this process offer...