semiconductor – TechConnect Briefs

Self-Sustained Infrared Temperature Sensor Arrays

Mittmann Reis R., Rochester Institute of Technology, US

The constantly growing needs for solid-state temperature sensors motivates micromachined thermopile sensors [1-11]. We examine the Seebeck effect and discuss the the key physical parameters and characteristics. The micromachined microstructures are designed and fabricated. We [...]

Semiconductor Equipment Assessment – An Enabler for Production Ready Equipment

Pfeffer M., Bauer A., Fraunhofer Institute for Integrated Systems and Device Technology (IISB), DE

Semiconductor devices today show a ubiquitous presence and are of strategic importance. The manufactured number of transistors per area is still growing along a semi-logarithmic plot over the years. However, Europe‘s position as a supplier [...]

Rapid one-step chemical synthesis of polyaniline-manganese ferrite nanocomposites without external initiator and mechanical agitation

Chimamkpam E.F.C., Schweizer T., Schilling A., Ferreira J.M.F., Centre for Research in Ceramics and Composite Materials, PT

We describe a rapid one-step, room temperature method to chemically synthesize bulk quantities of nanocomposites comprising specifically of manganese ferrite (MnFe2O4) and polyaniline (conductive form). Typically a chemical agent, for example ammonium peroxydisulfate, is used [...]

Development of A Novel Electrostatic Precipitator Using Carbon fiber Unipolar Ionizers and Dielectric Collection Plates and Its Removal of Ultrafine Particles

Kim H.-J., Kim Y.J., Han B., Oh W.S., Oda T., Kim H.-J., Kim Y.J., Korea Institute of Machinery and Materials, KR

Current electrostatic precipitators (ESPs) for removing particles from semiconductor industries have used costly anti-corrosive metallic materials to maintain the particle removal performance. Due to the economical demand of the industries, a novel ESP has been [...]

Semiconductor Oxide Nanoparticles

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, IN

The nanoparticle hybrid systems are improved semiconductors. They are compared with their isolated counterparts. We report the preparation of MO2 (M = Ti, Ce, and Sn) and their synthesis. We report the controlled-size semiconductor oxide [...]

Semiconductor Oxide Nanoparticles

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, IN

The nanoparticle hybrid systems are improved semiconductors. They are compared with their isolated counterparts. We report the preparation of MO2 (M = Ti, Ce, and Sn) and their synthesis. We report the controlled-size semiconductor oxide [...]

Semiconductor nanoparticles in Photocatalysis: The Emerging Art and Perspectives

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, UPTU, IN

A principle of semiconductor nanophotocatalysis – a new trend in photochemistry deals with the photocatalytic redox-reactions with the participation of semiconductor nanoparticles. The origin of various size-dependent explanations in the semiconductor photocatalysis are spot light [...]

The magnetic properties optimization in diluted magnetic oxide semiconductor nanoparticles obtained by a modified co-precipitation approach in intrazeolitic networks

Bosinceanu R., Iacomi F., Al.I.Cuza, RO

Ferromagnetism in diluted magnetic semiconductors (DMS) has been a subject of great scientific and technological interest for the past few years due to its implications for spintronics, advanced magneto-optics and sensors applications. Our research involves [...]

Size-Controllable Synthesis and Characterization of Wide Band Gap Semiconductor Oxide Nanoparticles

Sharma A., Sharma R., Sharma A., Sharma R., Sharma A., Sharma R., AKG College of Engineering, IN

A search of new class of semiconductors with metal oxides of specific sizes motivated us to synthesize nanoparticles. The preparation of nanocomposites using dispersed nanoparticles into solid hosts is nowadays an attracting scientific art and [...]

Inkjet ink containing inorganic doped semiconductor (ZnS:Mn) nanoparticle pigments

Angelo P.D., Farnood R.R., University of Toronto, CA

A jettable inkjet ink containing dispersed inorganic semiconductor (ZnS:Mn) pigments has been prepared using colloidal synthesis. This ink was deposited using an inkjet printer to form printed lines of luminescent material. Different binder polymers were [...]