Antibiotic residue detection plays an important role in protecting human health, but real-time, rapid, and highly sensitive is still challenging. Herein, gold silver nanoparticles (Au-Ag NPs) were situ grown on the surface of optical fibers a 50 nm thick film was deposited sensor's to fabricate Au-Ag@Au fiber SPR sensor. The sensitivity sensor reached 3512 per RIU refractive index range 1.328-1.371. When analyzing antibiotic residues food, limits for Enro Cip 0.97 ng mL-1 0.70 mL-1,...

This paper presents a review and discussion of the directly modulated semiconductor lasers their applications to optical communications microwave photonics. A detailed comprehensive demonstration from development history specific techniques on measurement, analysis, packaging is provided for first time best our knowledge. few typical based are also illustrated, such as fiber communications, free-space Future directions research highlighted.

This paper describes a wireless sensor network for mine safety monitoring. Based on the characteristics of underground gallery and requirements monitoring, we proposed distributed heterogeneous hierarchical monitoring prototype system, namely HHMSM system is capable methane concentration, locating miner. We novel overhearing-based adaptive data collecting scheme which exploits redundancy correlation sampling readings in both time space to reduce traffic control overhead with well-bounded...

Antibiotic residues have become a worldwide public safety issue. It is vital to detect multiple antibiotics simultaneously using sensors. A new and efficient method proposed for the combined detection of two (enrofloxacin (Enro) ciprofloxacin (Cip)) in milk surface plasmon resonance (SPR) Based on principle immunosuppression, antibiotic antigens (for Enro Cip) were immobilized an optical fiber with conjugates bovine serum albumin dopamine (DA) polymerization. Each single antigen was bound...

The practical applications of wireless sensor networks require the devices to be high in computation ability, low power consumption, small size, as well competitive cost. In addition, there are other particular attributes which special consideration device design. These include, for example, capabilities protecting embedded program from foreign intrusion and supporting efficient air-programming, very common requirements many large-scale applications. this paper, we describe system...

This study systematically introduces the development of world's first full-link and full-system ground demonstration verification system for OMEGA space solar power satellite (SSPS). First, 2.0 innovation design was proposed. Second, field-coupling theoretical models sunlight concentration, photoelectric conversion, transmitting antennas were established, a systematic optimization method Third, beam waveform methodology considering both high collection efficiency circular stepped shape...

Traditional Chinese Pulse Diagnosis is a convenient and noninvasive method for disease diagnosis healthcare. We have designed implemented wrist-pulse retrieval system based on the principle of (TCPD), called EasiCPRS. It to be small in size, low cost, with flexibility deployment, simplicity operation. The contributions this work are: 1. at "cun, guan chi"points over radial artery are obtained by applying moderate adjustable taking pressure during retrieval. 2. A signal conditioning circuit...

This paper presents an overview of our demonstration a real application WSN system for relic protection applied in the Forbidden City China. We briefly introduce EasiNet hardware platform we have developed and corresponding mesh-architecture constructed. present sensor deployment optimization tool based on ant colony technology (DT-ACO) to meet requirements network connectivity, sensing coverage minimized overall cost system. describe novel power-aware cross-layer scheme (PACS) facilitate...

In this paper, we propose EasiTest, a multi-radio testbed for heterogeneous wireless sensor networks (WSN). Two types of nodes, specifically, high speed node (EZ271) and low single radio (EZ521) are developed. An administration platform is provided to monitor control the testbed. EasiTest enjoys flexibility, powerful processing capability ease expansion. provides tool not only study evaluation large scale, networks, but also quick prototyping practical WSN applications. To demonstrate...

Currently, salvage is considered as an effective way for protecting ecosystems of inland water from toxin-producing algal blooms. Yet, the magnitude blooms, which essential information required dispatching boats, cannot be estimated accurately with low cost in real time. In this paper, a data-driven soft sensor proposed blooms monitoring, estimates using data collected by inexpensive quality sensors input. The modeling consists two steps: 1) calculation and 2) regression model training....

Nowadays, the harmful blue-green algae blooms on lakes threaten daily life of millions people in China. We designed and developed a cyber physical networking system Lake Tai for monitoring cleanup water which is at work Wuxi City, Jiangsu Province. sensor device algorithm to monitor order severity bloom. A GIS-based management website built end user whole system. In this paper, we focus agile actuator control (ASAC) mechanism dispatch salvaging boats. The location area bloom change rapidly...

In March 2004, recognizing the importance of sensor networks, Chinese Academy Sciences and Hong Kong University Science Technology launched a joint effort to investigate both fundamental practical research issues in networks. The goal this is build lightweight optimized systems on massive scale, namely BLOSSOMS project. objective project identify at all levels from applications down design nodes. This paper reports status as April 2005. First, other than making MOTE-compatible nodes, has...

Model-driven data acquisition is one of the strategies utilized to save sensor node energy in Wireless Sensor Networks (WSNs), which suppresses transmission by running synchronized prediction model at both and sink node, only when predicted value deviates far from real should transmit sensed node. In this paper, we propose a novel online model-driven method runs two models on simultaneously. Specifically, updated using stochastic gradient descent (SGD) learning algorithm once new available...

Wireless peer-to-peer (P2P) networks have been widely studied in recent years. Testing and evaluating wireless P2P network protocols are challenging tasks because they require a powerful flexible hardware platform supervision interface. In this work, EZ270, novel node with multi-radio support is designed developed. Based on general purpose testbed user-friendly features built. The functionality effectiveness of the nodes demonstrated.

The frequent occurrence of toxin-producing algal blooms is a serious concern for the ecological status inland water and human animal health. In this paper, camera sensor networks are used to monitor in lake first time. A distributed machine learning based recognition (DMLAR) algorithm proposed implemented on embedded nodes. DMLAR accurately recognises estimates their amounts real-time pictures surface. model by constructed designing an active task, which accomplished collaborative nodes...

This demonstration shows our versatile heterogeneous sensor networks testbed. testbed supports high speed embedded WLAN node, medium IEEE802.15.4 wired computer and so on with powerful supervision platform. The unique features of the are as follows: (1) Supporting networks; (2) Owning nodes; (3) Emulating interference noise USRP2 replaying real signal.

Nowadays, the harmful blue-green algae blooms on lakes or streams threaten daily life of millions people in China. In this paper, we demonstrate sensor network system built Lake Tai for surveillance and cleanup which is at work Wuxi City, Jiangsu Province. We designed device algorithm to monitor bloom estimate area. When area goes beyond threshold, salvaging boats are automatically dispatched scene clean up recycling utilization according a mechanism scalable coordination fashion. The...

This paper investigates the operational strategy for real-time optimal active power control of large-scale wind-PV-battery hybrid system. The MPC is established with objective, forecast models and constraints system, which simultaneously maximizes tracking accuracy minimizes settling time. To guarantee industrial reliability, corresponding optimization solver architecture have been specifically developed designed. Hardware-in-loop (HIL) experiments are conducted using digital simulator...

Dynamic spectrum access (DSA) networks can significantly improve the performance and efficiency of utilization. To harness this capability, sensing is a fundamental problem for DSA networks. This demonstration shows our wideband compressed (WCSS) platform. platform supports controllable environment, high low cost based USRP2, powerful flexible computing MATLAB. With platform, we research algorithm by actual environment.