new materials and structures for semiconductor gas sensors

... TULE Research Programme Progress Report 2005 1 New materials and structures for semiconductor gas sensors (NEWGAS) Pekka Kuivalainen 1 and Vilho Lantto 2 . Abstract The aim ... Objectives and Work Plan The aim of the present research consortium is to develop and utilize new materials and structures to fabricate semiconductor gas s...

Ngày tải lên: 20/03/2014, 13:05

... of the Association for Computational Linguistics, pages 180–189, Portland, Oregon, June 19-24, 2011. c 2011 Association for Computational Linguistics A New Dataset and Method for Automatically ... a ceiling for the perfor- mance of our system, we calculate the average corre- lation between the CLC and the examiners’ scores, and find an upper bound of 0.796 and 0.792 Pear- so...

Ngày tải lên: 20/02/2014, 04:20

... analysis. Numerical Model for Static and Dynamic Analysis of Masonry Structures 23 Andreas Öchsner • Lucas F. M. da Silva Holm Altenbach Editors Mechanics and Properties of Composed Materials and Structures 123 20 300 20 40 ... materials, i.e. for dynamic load and especially impact load. Generally, with increasing strain rate Numerical Model for Static and Dynamic Analy...

Ngày tải lên: 16/03/2014, 22:20

... devices such as gas sensors, are in a crystalline form [6]. Tungsten also forms other oxides such as WO, W 2 O 3 , and W 4 O 3 , however, in gas sensing the stable WO 3 form is used. As for MoO 3 , ... a simple and versatile method of realising metal oxide thin ®lms. Many research efforts are progres- sively employing this technology to explore new and novel sensing materials...

Ngày tải lên: 19/03/2014, 16:47

... atomic piling. When CNTs were treated for 5 and 20 s, the amorphous carbon domains are eliminated, and the tubes become smoother and cleaner as shown in Fig.1(b) and (c). After 60 and 90 s, as seen in Fig.1 ... adsorption property that allows CNTs to be made as new gas materials, depending on their large surface area [6–8] and hollow geometry. Several models that account f...

Ngày tải lên: 20/03/2014, 13:06

... SE-75121, Sweden ¨ b Microelectronics and Materials Physics Laboratories, Uni¨ ersity of Oulu, Linnanmaa, FIN-90570 Oulu, Finland Abstract Semiconductor gas sensors based on nanocrystallline WO ... and particle growth in a gas stream. Atmospheric air was used as reactive and cooling gas. After evacuation of the UFP formation chamber, a N gas stream of 5 l min y1 and an at...

Ngày tải lên: 20/03/2014, 13:07

Ngày tải lên: 23/03/2014, 12:20

... a fact, look 8 up the information and then report your findings to the group. You don’t have to stand up and make a formal speech. Just sit in your seat and share the information you found. 7. ... ideas, and opinions more often than you would in an essay. Numbered lists, repetition, and frequent reviews of facts and major headings make it easier for your listener to understand...

Ngày tải lên: 24/03/2014, 19:20

... You will learn three acceptable formats for business letters: full block, block and modified block. 3 a. FULL BLOCK FORMAT Full block format is the most common format in use today, perhaps because ... been doing, and the food was fantastic. Thanks for giving us such a good time. We’re looking forward to seeing you in September at our camp for some fishing. Your friends, Pauline a...

Ngày tải lên: 24/03/2014, 19:20

... aid and natural antioxidant Anise Seed useful for nausea and indigestion Basil helps reduce nausea Bay Leaf helps gas, indigestion and headaches Caraway Seed for indigestion and gas Coriander ... their new home. 12 V THE RESEARCH REPORT A research report can be presented in either a formal or informal format. In this module, you will learn how to research, organize and writ...

Ngày tải lên: 24/03/2014, 19:20