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# IEEE Sensors Journal

## Filter Results

Displaying Results 1 - 25 of 26
• ### [Front cover]

Publication Year: 2010, Page(s): C1
| PDF (134 KB)
• ### IEEE Sensors Journal publication information

Publication Year: 2010, Page(s): C2
| PDF (37 KB)

Publication Year: 2010, Page(s):1541 - 1542
| PDF (43 KB)
• ### An Optical-Tracking Calibration Method for MEMS-Based Digital Writing Instrument

Publication Year: 2010, Page(s):1543 - 1551
Cited by:  Papers (11)
| | PDF (1531 KB) | HTML

A μIMU which consists of microelectromechanical systems (MEMS) accelerometers, gyroscopes and magnetometers has been developed for real-time estimation of human hand motions. Along with appropriate transformation and filtering algorithms, the μ IMU was implemented as a Ubiquitous Digital Writing Instrument (UDWI), which could interface with PCs in real-time via Bluetooth wireless pro... View full abstract»

• ### Influence of Angle of View on Temperature Measurements Using Thermovision Camera

Publication Year: 2010, Page(s):1552 - 1554
Cited by:  Papers (4)
| | PDF (273 KB) | HTML

The influence of the angle of view on the reliability of temperature measurements using thermovision cameras was studied. The experimental setup consisted of a camera and infrared radiator, which allows for temperature adjustment and changes in the angle of view. The experiments were conducted in the laboratory. Preselected distance intervals between the camera and radiator were observed. Three th... View full abstract»

• ### Ka-band Total Power Radiometer and Temperature Control System for Calibration of Spatial Temperature Distribution

Publication Year: 2010, Page(s):1555 - 1556
Cited by:  Papers (2)
| | PDF (313 KB) | HTML

A 37 GHz total power radiometer and a temperature control system which are developed for calibration of radiometers with temperature distribution are described. The radiometer is physically divided into three system units which are RF, LO, and LF unit for thermal isolation between the units. The developed radiometer performs with good linearity and the temperature control system is able to allow t... View full abstract»

• ### A Wearable Sensor for Measuring Sweat Rate

Publication Year: 2010, Page(s):1557 - 1558
Cited by:  Papers (33)
| | PDF (240 KB) | HTML

Wearable sensors present a new frontier in the development of monitoring techniques. They are of great importance in sectors such as sport and healthcare as they enable physiological signals and biological fluids, such as human sweat, to be continuously monitored. Until recently this could only be carried out in specialized laboratories using cumbersome and often expensive devices. Sweat monitorin... View full abstract»

• ### 10-Gb/s Planar InGaAs P-I-N Photodetectors

Publication Year: 2010, Page(s):1559 - 1563
Cited by:  Papers (2)
| | PDF (746 KB) | HTML

The authors report the fabrication of high-performance planar InGaAs P-I-N buried heterostructure photodetectors (BH-PDs) by introducing mesa etching and refilling with semi-insulating InP. It was found that measured 3-dB bandwidth for the fabricated BH-PD was 12.4 GHz. For a given bandwidth of 1 kHz and a given bias of -5 V, it was found that noise equivalent powers our InGaAs P-I-N BH-PD were 6.... View full abstract»

• ### Infrared Responsivity of Pyroelectric Detectors With Nanostructured NiCr Thin-Film Absorber

Publication Year: 2010, Page(s):1564 - 1565
Cited by:  Papers (6)
| | PDF (378 KB) | HTML

This letter reports on the performance of LiTaO3- based pyroelectric single-element detectors coated with a nanostructured thin-film absorber consisting of the same material as the sensor electrodes (NiCr). The fabrication of the absorber structure is achieved with a thermal evaporation technique in high vacuum. A major benefit is the one-step deposition and the functional integration o... View full abstract»

• ### Torsional Piezoresistive Effect in Polysilicon

Publication Year: 2010, Page(s):1566 - 1570
| | PDF (845 KB) | HTML

This paper presents a microelectromechanical test device and calibration method for finding torsional piezoresistive coefficients for micro sensing applications. The test device consists of a slider-crank connected to two torsional legs. The slider-crank creates torsional stress in the legs which causes a change in the electrical resistance through the legs. A model that predicts the effects of a ... View full abstract»

• ### The Optimum Layout for Giant Magneto-Resistive Angle Sensors

Publication Year: 2010, Page(s):1571 - 1582
Cited by:  Papers (5)  |  Patents (1)
| | PDF (1559 KB) | HTML

360° angle sensors use small permanent magnets attached to the shaft. The magnet is polarized perpendicularly to the axis of rotation, and a magnetic field sensor is placed underneath on the axis. The sensor circuit consists of two orthogonal bridges having four giant magneto-resistive (GMR) elements. In a prior work it was shown that even though the magnetic field sensor may be calibrated ... View full abstract»

• ### High Sensitive On-Site Cadmium Sensor Based on AuNPs Amalgam Modified Screen-Printed Carbon Electrodes

Publication Year: 2010, Page(s):1583 - 1588
Cited by:  Papers (9)
| | PDF (1785 KB) | HTML

A portable analysis system has been successfully developed for on-site heavy metal ion detection in the environment. The disposable Au nanoparticles (AuNPs) amalgam modified screen-printed carbon electrodes (SPCE) are used in this system for the monitoring of Cd2+ in real water samples. The response current is linear to Cd2+ concentration within the range of 8.4 ppb to 500 pp... View full abstract»

• ### A Method to Compensate the Pressure Sensitivity of Integrated Thermal Flow Sensors

Publication Year: 2010, Page(s):1589 - 1597
Cited by:  Papers (8)
| | PDF (318 KB) | HTML

Microelectromechanical systems (MEMS)-based thermal flow sensors are considerably more sensitive to pressure than traditional macroscopic devices. This fact, due to the micrometric dimensions of MEMS sensors, limits the accuracy of the latter when large pressure variations cannot be avoided. In this work, we propose an original pressure compensation method that exploits the same signals produced b... View full abstract»

• ### MRI-Compatible Fiber-Optic Force Sensors for Catheterization Procedures

Publication Year: 2010, Page(s):1598 - 1608
Cited by:  Papers (45)
| | PDF (1191 KB) | HTML

Cardiac catheterization is an interventional procedure that is usually carried out without the use of force sensors. During such procedures the physician mainly relies on visual feedback provided by an imaging modality, like X-ray fluoroscopy, Computed Tomography (CT) or Magnetic Resonance Imaging (MRI). Hence, the physician it is not always able to predict the forces between the catheter and bloo... View full abstract»

• ### GaN Schottky Barrier Photodetectors

Publication Year: 2010, Page(s):1609 - 1614
Cited by:  Papers (3)
| | PDF (1081 KB) | HTML

We report the fabrication of GaN photodetectors (PDs) prepared on nanorod template. Using the nanorods template, it was found that we can effectively suppress leakage current, ultraviolet-to-visible rejection ratio and photoconductive gain of the PDs. With -2 V applied bias, it was found that noise equivalent power (NEP) and normalized detectivity (D*) were 7.00 × 10-10 W and 2.2... View full abstract»

• ### On Chemical and Ultrasonic Strategies to Improve a Portable FT-IR ATR Process Analyzer for Online Fermentation Monitoring

Publication Year: 2010, Page(s):1615 - 1622
Cited by:  Papers (5)
| | PDF (1072 KB) | HTML

A setup for online fermentation monitoring was tested with suspensions containing yeast cells. A flow cell was equipped with a horizontal attenuated total reflection (ATR) unit for measurements of mid-infrared spectra. The stopped flow principle was employed to separately assess the liquid and the dispersed cells: dissolved components in the supernatant can be assessed while pumping the fermentati... View full abstract»

• ### A Miniaturized Two Axis Sun Sensor for Attitude Control of Nano-Satellites

Publication Year: 2010, Page(s):1623 - 1632
Cited by:  Papers (27)
| | PDF (1945 KB) | HTML

This paper describes the design, fabrication, characterization, and satellite integration of a miniaturized two axis sun sensor which has been used in the attitude control system of the Spanish nano-satellite NANOSAT-1B. This device is made of four silicon photodiodes monolithically integrated in a crystalline silicon substrate, protected by a transparent cover glass assembled on the same silicon ... View full abstract»

• ### Gas Sensing Property of MgO Modified LaFeO$_{3}$ Nanocomposites

Publication Year: 2010, Page(s):1633 - 1634
Cited by:  Papers (3)
| | PDF (243 KB) | HTML

LaFeO3 is a perovskite structure (ABO3) catalytic and p-type semiconductor sensing material, its sensing property for toxic gases is seldom reported. The nanocomposites of LaFeO3 and LaFe1-xMgx O3 (x = 0.02, 0.04, 0.06) were prepared by solution based method and their crystal structures were characterized by X-ray diffraction (XRD).... View full abstract»

• ### A Microcontroller-Based IR Range Finder System With Dynamic Range Enhancement

Publication Year: 2010, Page(s):1635 - 1636
Cited by:  Papers (6)
| | PDF (105 KB) | HTML

The present paper describes the development of a microcontroller-based infrared (IR) range finder system, employing two IR light-emitting diodes (LEDs) and an IR sensor. The system employs a software array-based approach where both the burst frequency of IR energy transmitted by the IR LEDs and the duration of this energy transmission in one sweep are progressively reduced, in a bid to increase th... View full abstract»

• ### Dynamic Model Inversion Techniques for Breath-by-Breath Measurement of Carbon Dioxide from Low Bandwidth Sensors

Publication Year: 2010, Page(s):1637 - 1646
Cited by:  Papers (8)
| | PDF (1975 KB) | HTML

Respiratory CO2 measurement (capnography) is an important diagnosis tool that lacks inexpensive and wearable sensors. This paper develops techniques to enable use of inexpensive but slow CO2 sensors for breath-by-breath tracking of CO2 concentration. This is achieved by mathematically modeling the dynamic response and using model-inversion techniques to predict inp... View full abstract»

• ### A Novel Real-Time Capacitance Estimation Methodology for Battery-Less Wireless Sensor Systems

Publication Year: 2010, Page(s):1647 - 1657
Cited by:  Papers (7)
| | PDF (2153 KB) | HTML

This paper presents a novel method to read a passive capacitive sensor in telemetry by using inductive coupling. While classical inductive coupling approaches measure sensor capacitance by identifying the resonant frequency of the sensor with a sweep of radio frequency (RF) signals, the proposed method estimates the capacitance change in real-time by algebraically manipulating two measurements (th... View full abstract»

• ### Corrosion Estimation of Stainless Steel in Nitric Acid by an Optoelectronic Instrument Based on Diffuse Light Scattering Pattern Measurement

Publication Year: 2010, Page(s):1658 - 1665
Cited by:  Papers (1)
| | PDF (2060 KB) | HTML

This paper presents the design and implementation of an optoelectronic instrument for measuring corrosion of metal surfaces, based on measurement of lightwave scattering pattern. The instrument consists of a thin beam light emitting diode (LED) that illuminates a tiny spot on the metal surface, and an array of photodiodes spread over a hemispherical structure covering the surface to record the lig... View full abstract»

• ### A Mobile GPRS-Sensors Array for Air Pollution Monitoring

Publication Year: 2010, Page(s):1666 - 1671
Cited by:  Papers (65)
| | PDF (723 KB) | HTML

An online GPRS-Sensors Array for air pollution monitoring has been designed, implemented, and tested. The proposed system consists of a Mobile Data-Acquisition Unit (Mobile-DAQ) and a fixed Internet-Enabled Pollution Monitoring Server (Pollution-Server). The Mobile-DAQ unit integrates a single-chip microcontroller, air pollution sensors array, a General Packet Radio Service Modem (GPRS-Modem), and... View full abstract»

Publication Year: 2010, Page(s): 1672
| PDF (188 KB)
• ### IEEE Sensors Council Information

Publication Year: 2010, Page(s): C3
| PDF (33 KB)

## Aims & Scope

The IEEE Sensors Journal is a peer-reviewed, semi-monthly online journal devoted to sensors and sensing phenomena.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Krikor Ozanyan
University of Manchester
Manchester, M13 9PL, U.K.