Abstract In the new era of artificial intelligence (AI) and Internet Things (IoT), big data collection analysis for intelligent sports are great importance in monitoring human health. Herein, naturally, biodegradable triboelectric nanogenerators (NB‐TENGs) developed based on low‐cost, recyclable, environmentally friendly corn bracts, which further applied neck motion recognition. Three NB‐TENGs integrated into an elastic collar to create a neck‐condition sensor (NCM‐TS). An behavioral system...

Transparent stretchable wearable hybrid nano-generators present great opportunities in motion sensing, monitoring, and human-computer interaction. Herein, we report a piezoelectric-triboelectric sport sensor (PTSS) which is composed of TENG, PENG, flexible transparent self-healing hydrogel electrode. The piezoelectric effect the triboelectric are coupled by contact separation mode. According to this effect, PTSS shows wide monitoring range. It can be used monitor human multi-dimensional...

Nowadays, the applications of triboelectric nanogenerator in sensing and monitoring sports experience a blooming prosperity. Here, we report flexible lightweight (FL-TENG) made hydrogel electrodes, polytetrafluoroethylene (PTFE), PDMS, polyurethane (PU). Based on effect, FL-TENG can work as self-powered sensor attaching to taekwondo protective gear, which be used monitor athletes’ competition performance improve fairness competition. In addition, drive micro-wireless devices for wireless...

Wearable motion-monitoring systems have been widely used in recent years. However, the battery energy storage problem of traditional wearable devices limits development human sports training applications. In this paper, a self-powered and portable micro-structure triboelectric nanogenerator (MS-TENG) has made. It consists polydimethylsiloxane (PDMS) film, fluorinated ethylene propylene (FEP) lithium chloride polyacrylamide (LiCl-PAAM) hydrogel. Through micro-structure, voltage MS-TENG can be...

A portable and flexible self-powered biosensor based on ZnO nanowire arrays (ZnO NWs) PET substrate has been designed fabricated for real-time monitoring in swimming. Based the piezoelectric effect of polar NWs, can work both air water without any external power supply. In addition, be easily attached to surface skin precisely monitor motion state such as joint moving angle frequency during The constant output signal different relative humidity levels enables actual application sports,...

A self-powered portable triboelectric nanogenerator (TENG) is used to collect biomechanical energy and monitor the human motion, which new development trend in devices. We have developed a nanogenerator, motion collection monitoring mobile gait stability capability. The materials involved are common PTFE aluminum foil, acting as frictional layer, can output electrical signals based on effect. Moreover, 3D printing technology build optimized structure of has significantly improved its...

With the development of 5G technology, contemporary technologies such as Internet Things (IoT) and Big Data analyses have been widely applied to sport industry. This paper focuses on design a portable, self-powered, flexible sensor, which does not require an external power supply. The sensor is capable monitoring speed skating techniques, thereby helping professional athletes enhance their performance. mainly consists Polyvinylidene Fluoride (PVDF) with polarization after silvering electrode...

Anxiety is one of the most common comorbid conditions reported in people with opioid dependence. The basolateral amygdala (BLA) and ventral hippocampus (vHip) are critical brain regions for fear anxiety. kappa receptor (KOR) present mesolimbic involved emotions addiction. However, precise circuits molecular basis underlying anxiety associated chronic use poorly understood. Using a mouse model, we demonstrated that anxiety-like behaviors appeared first 2 weeks after morphine withdrawal....

As it is urgently needed to address the energy consumption and health care problems caused by population growth, field of sustainable collection storage equipment as well intelligent for monitoring human motion behavior has received wide attention achieved rapid development. However, portable systems that integrate them have not been widely discussed. In this work, we propose a design nanogenerator-based wireless correction system, combining triboelectric nanogenerator technology with host...

Progress in science and technology drives the continuous innovation of energy collection utilization. In field sports, information analysis based on Internet things have attracted particular attention. Moreover, triboelectric nanogenerator (TENG) has promising applications sports. Here, we introduce working principle TENG then progress as a wearable sensor is examined two fields basic human activities especially competitive On this basis, it considered that stability devices, universality...

Gait is the information that can reflect state index of human body, and at same time, leg organ with maximum output power body. Effective collection mechanical gait play an important role in sustainable energy acquisition health monitoring. In this paper, a 3D printing triboelectric nanogenerator (3D printed TENG) fabricated by technology, it composited Poly tetra fluoroethylene (PTFE) film, Nylon substrate. Based on principle friction electrification electrostatic induction, be used as...

Smart sport and big data have become inextricably linked with new technologies devices to monitor sport-related information in real time. In this paper, a lightweight, portable self-powered triboelectric nanogenerator (LPS-TENG) has been developed the frequency force of skaters’ pedaling. Friction layers are formed polytetrafluoroethylene (PTFE) nylon films. Based on effect, LPS-TENG does not require an external power supply, it can be used biomechanical motion independently. Under...

There are long periods of winter construction in China’s eastern and western Alpine regions. The decreased temperature adversely affects the workability, mechanical properties, durability cement-based materials alkali-activated materials. Under low-temperature curing conditions, hydration reaction these slows down, resulting limited strength development reduced durability. In response to this problem, researchers have summarized three measures improve performance: use anti-freezing...

Self-powered piezoelectric sensor can achieve real-time and harmless monitoring of motion processes without external power supply, which be attached on body skin or joints to detect human powered by mechanical energy. Here, a for emergent is developed using the PVDF as active material output sensing signal. The multi-point control function enables monitor sequence force order, angle change, frequency “elbow lift, arm extension, wrist compression” during shooting basketball. In addition,...

The rapid development of the fifth generation technology poses more challenges in human motion inspection field. In this study, a nanogenerator, made by PVDF, ionic hydrogel, and PDMS, is used. Furthermore, transparent, stretchable, biocompatible PENG (TSB-PENG) presented, which can be used as self-powered sensor attached to athlete’s joints, helps monitor training improve subject’s performance. This device shows ability maintain relatively stable output, under various external environments...

In the current IoT era, key to sports intelligence is effective collection and analysis of data. Sports data can accurately reflect an athlete’s athletic status help coaches develop competitive tactics training programs. Wearable electronic devices used collect currently have several drawbacks, including their large size, heavy weight, complex wiring, high cost, need for frequent power replacement. this work, transparent polyamide-66 (PA-66) polytetrafluoroethylene (PTFE) films were as...

Fe-based amorphous/nanocrystalline coatings with smooth, compact interior structure and low porosity were fabricated via supersonic plasma spraying (SPS). The showed outstanding corrosion resistance in a 3.5% NaCl solution at room temperature. In order to analyze the effect of annealing treatment on microstructure, microhardness, as-sprayed coating was annealed for 1 h under different temperatures such as 350, 450, 550 650 °C, respectively. results that number oxides cracks presented an...

The rapid development of wearable electronic devices (such as in applications for health care monitoring, intelligent sports, and human–computer interaction) has led to a huge demand sustainable energy. However, the existing equipment cannot meet requirements energy harvesting, sensing, environmental protection concurrently. Herein, by an environmentally friendly situ gap-generation method doping technology, we have manufactured Ecoflex–PVDF composite material negative triboelectric layer...

The clustering Algorithm is a key technique used to prolong the lifetime of sensor network by reducing energy consumption.It can and improve scalability.In this paper, we propose novel hybrid distributed energy-efficient heterogeneous clustered protocol for wireless networks (HDEEHC).The HDEEHC periodically selects cluster heads according primary parameter secondary parameter.The residual type node first in election head, proximity its neighbors or degree second.The nodes which have high...

We report a flexible and portable biosensor for real-time monitoring body exercise intensity without power supply. The consists of ZnO NWs PDMS substrate. can be attached to tester’s skin surface. Through piezoelectric signal, monitored in sport process. After sweating, the sweat on flow modified according set route through guide channel It also monitor variations lactic acid concentration sweat, output voltage depends concentration, so as judge sport. charge miniature capacitor other small...

Background: The impact of stress on the nation’s physical and mental health is considerable. Exercise considered to have beneficial effects capacity for coping with stress. purpose this study verify fitness dance intervention female Ph.D. candidates’ stress, compare it MBSR. Method: A repeated measurement experimental design was used evaluate MBSR Chinese Results: Twelve weeks can reduce participants’ from severe moderate. Eight tension perceived (p = 0.019) loss control 0.043). < 0.000),...