Journal of Technology back issues from April 2009:
New science study findings have been reported by F.P. Carson and co-researchers.
Apr 07, 2009 ... According to a study from the United States, "The need to integrate more device technology in a given board space for handheld applications such as mobile phones has driven the adoption of innovative packages which stack such devices in the vertical or third dimension (3-D). Stacking of ...
Research on solids research discussed by scientists at Istanbul University.(Report)
Apr 07, 2009 ... "In this study, the activity concentrations of 232Th, 238U, 40K and 137Cs were measured in 10 branded tea samples from local Turkish markets using gamma spectrometry with an HPGe detector. The mean activity concentrations of 232Th, 238U, 40K and 137Cs were found to be 2.71.0, 0.90.4, 50142 ...
Research from W.Y. Choi and co-authors provides new data about display technology.
Apr 07, 2009 ... According to recent research from South Korea, "This paper presents a cost-effective sustain power conversion scheme for the plasma display panel (PDP). A new energy-recovery (ER) circuit is proposed for a low-cost sustain driver." "As a parallel-resonant type ER circuit, it can ...
Research conducted at M. Fendler and co-authors has provided new information about components and packaging technology.
Apr 07, 2009 ... According to a study from Grenoble, France, "For heterogeneous materials assembly, the thermal expansion mismatch between the chip and the substrate is a roadblock for Hip chip bonding of ultrafine-pitch (<= 10 mu m) and large diagonal devices (>= 20 mm). Residual strains in bumps and ...
New polymer research study findings have been reported from Johnson & Johnson.(Report)
Apr 07, 2009 ... "This work describes a method for analyzing polymer concentration in solution using density," scientists in the United States report. "The method can be applied to any polymer/solvent combination given certain experimental conditions; however, this study is specific to ...
Researchers from Hongik University publish new studies and findings in the area of molecular crystals research.
Apr 07, 2009 ... According to recent research from Seoul, South Korea, "A new red fluorescent material, (2E,2'E)-3,3'-[4,4''-bis(dimethylamino)-1,1':4', 1''-terphenyl-2',5'-diyl]bis[2-(2-thienyl)acrylonitrile] (ABCV-Th), for organic light emitting diodes (OLEDs) was synthesized and characterized." ...
Data from D.L. Ren et al provide new insights into fluoride.
Apr 07, 2009 ... "Wechsler Intelligence Test IQ scores of 160 children, 8-14 years old, from nine schools in an area of high fluoride and low iodine averaged 64.8 compared with 85.0 (p <0.01) for 169 children of the same ages from seven schools in an area with low iodine only," scientists in Shandong, ...
Study findings from X.C. Wang et al broaden understanding of dispersion science.
Apr 07, 2009 ... "In this article, foaming properties and dynamic interfacial properties of a series of sodium 2,5-dialkyl benzene sulfonates in aqueous solutions were carried out to elucidate the relationship between foaming properties and dynamic interfacial properties. The properties of foams generated ...
Reports from A.M. Campbell and colleagues advance knowledge in superconductivity.
Apr 07, 2009 ... "A method for obtaining the critical state in three dimensions is described. This uses an extension of a previous 1D model based on flux line motion in which the equations are not based on an E - J curve, which leads to time dependence," scientists writing in the journal Superconductor ...
Studies from J. Martinezgarcia and co-researchers in the area of crystallography published.
Apr 07, 2009 ... According to recent research from Lausanne, Switzerland, "Dislocations alter perfect crystalline order and produce anisotropic broadening of the X-ray diffraction profiles, which is described by the dislocation contrast factor." "Owing to the lack of suitable mathematical tools ...
Researchers from Yonsei University describe findings in desalination.(Report)
Apr 07, 2009 ... "If wastewater can be reused, both the demand for water and the amount of wastewater can be reduced. Wastewater originating from all Sources in residential homes other than the toilet is defined as graywater," investigators in Seoul, South Korea report. "In this Study, graywater ...
Reports from University of London, Imperial College advance knowledge in membrane science.
Apr 07, 2009 ... "Morphologies of ceramic hollow fibre membranes prepared from suspensions of Al2O3, NMP (N-methyl-2-pyrrolidone) and polyethersulfone (PESf) using a dry-wet spinning/sintering process have been studied experimentally The results indicate that two types of membrane morphologies, i.e ....
Data from Tsinghua University provide new insights into technology.
Apr 07, 2009 ... "A multiphase mesostructure mechanical model is proposed to study the deformation and failure process of concrete considering its heterogeneity at the meso scopic level. Herein, concrete is taken as a type of three-component composite material composed of mortar matrix, aggregates and ...
New ceramics study findings have been reported from University of Leuven.
Apr 07, 2009 ... "The possibility to consolidate alumina powder stabilized Pickering emulsions of paraffin oil in ethanol by means of electrophoretic deposition (EPD) into freestanding porous objects is reported," scientists in Heverlee, Belgium report. "The pore forming paraffin is extracted ...
New data from Tsinghua University illuminate research in strain research.
Apr 07, 2009 ... "Application of the three-dimensional digital image correlation technique (3D DIC) to the accurate measurement of full-field surface profile of a 730 mm-diameter carbon fibre composite satellite antenna is investigated in this article," scientists writing in the journal Strain report. ...
Studies from Tsinghua University provide new data on solvent extraction research.
Apr 07, 2009 ... "A method based on a selectivity coefficient and the Nernst-Planck equation is proposed to determine diffusion coefficients of vanadium ions across a cation exchange membrane in VO2+/H+ and VO2 +/H+ systems. This simplified method can be applied to high concentrations of vanadium ions," ...
New general systems study results reported from T.F. Liang et al.
Apr 07, 2009 ... "In real-world project management (PM) decision problems, input data and/or related parameters are frequently imprecise/fuzzy over the planning horizon owing to incomplete or unavailable information, and the decision maker (DM) generally faces a fuzzy multi-objective PM decision problem in ...
Research on manufacturing technology reported by scientists at Nigde University.(Report)
Apr 07, 2009 ... According to recent research from Nigde, Turkey, "In this paper, a new method is proposed for digital hardware implementation of Petri net-based specifications. The purpose of this paper is to introduce a new discrete event control system paradigm, where the control system is modeled with ...
Researchers from Technical University describe findings in plasma science.
Apr 07, 2009 ... According to a study from Prague, Czech Republic, "The surface modification of polyethylene powder using a plasma reactor based on a dielectric barrier discharge in air at atmospheric pressure and ambient temperature is investigated. The process is inexpensive, and the necessity of any ...
Study results from R.S. Kaluri and colleagues in the area of heat transfer research published.
Apr 07, 2009 ... According to a study from Madras, India, "A numerical study on heat distribution and thermal mixing during steady laminar natural convective flow within fluid-saturated porous square cavities has been carried out based on Bejan's heatlines. Three different cases have been considered: (1) ...
New structures and machines study findings have been reported by L.B. Rao and colleagues.
Apr 07, 2009 ... "This article is concerned with the elastic buckling of circular plates with a support and elastically restrained guided edge against translation. The classical plate theory is used to derive the governing differential equation for circular plate with internal elastic ring support and ...
Studies from Kookmin University describe new findings in metals.
Apr 07, 2009 ... According to a study from Seoul, South Korea, "Since the spontaneous infiltration of molten AZ91 Mg alloy into a powder bed containing SiC particles occurred at 700 degrees C for 1 h under a nitrogen atmosphere, it was possible to fabricate Mg alloy composites reinforced with SiC ...
Researchers at Old Dominion University target geochemistry.
Apr 07, 2009 ... According to recent research from the United States, "Sinking particles are the major transporter of organic carbon from surface to the deep ocean, and their chemical composition changes dramatically with depth. However, the exact mechanism controlling the chemical transformation as ...
New plastics study results from Eindhoven University of Technology described.
Apr 07, 2009 ... According to a study from Netherlands, "A hybrid numerical-experimental approach is proposed to characterize the macroscopic mechanical behavior of structured polymers. The method is based on capturing the details of the material's microstructure using 3D X-ray Computed Tomography (CT)." ...
Research conducted at University of California has updated our knowledge about materials science.
Apr 07, 2009 ... According to recent research published in the journal Nature Materials, "Domain walls may play an important role in future electronic devices, given their small size as well as the fact that their location can be controlled. Here, we report the observation of room-temperature electronic ...
Data on solids and structures reported by researchers at University of Naples.
Apr 07, 2009 ... "A derivation of the projected algorithm for general isotropic three-invariant plasticity models under plane stress conditions is presented. it is obtained by consistently specializing the 3D formulation to the 2D subspace defined by the plane stress condition. Closed-form intrinsic ...
Research from University of Allahabad broadens understanding of liquid crystal research.
Apr 07, 2009 ... According to recent research published in the journal Liquid Crystals, "The electrical properties of frustrated twist grain boundary (TGB) phase are a matter of curiosity. Some studies have indicated the existence of soft and Goldstone modes in TGBA and TGBC* phases respectively." ...
Data on near infrared research detailed by researchers at Kwansei Gakuin University.
Apr 07, 2009 ... "A new bagging strategy, called variable-bagging, for partial least square (PLS) modelling is proposed. Variable-bagging is to boot-strap a set of spectral variables for each modelling process," scientists in Sanda, Japan report. "Namely, Variable-bagged PLS (VBPLS) can be ...
New ultrastructural pathology findings from B. Eyden and co-researchers published.(Report)
Apr 07, 2009 ... According to recent research published in the journal Ultrastructural Pathology, "Basal/external lamina is not found over plasma cells or other hemolymphoid cells, and the feature can have diagnostic value in distinguishing the neoplastic counterparts of such cells from epithelium, ...
Studies from Chonbuk National University add new findings in the area of medical technology.(Clinical report)
Apr 07, 2009 ... According to recent research from South Korea, "Current research explores formation of bone like apatite on gelatin coated magnetic iron oxide nanoparticles (GIOPs) to evaluate the bioactivity of the material. The GIOPs were soaked in simulated body fluid (SBF) and the apatite formation on ...
New findings in biomaterials described by K. Oya and co-researchers.
Apr 07, 2009 ... "The effect of a cell-adhesive peptide containing Arg-Gly-Asp (RGD) immobilized through poly(ethylene glycol) (PEG) on titanium (Ti) on calcification by MC3T3-E1 cells was investigated to develop a new surface mollification technique using biofunctional molecules. RGD was immobilized on Ti ...
Investigators at University of Calgary publish new data on biometals.
Apr 07, 2009 ... According to a study from Calgary, Canada, "The native prion protein (PrP) has a two domain structure, with a globular folded alpha-helical C-terminal domain and a flexible extended N-terminal region. The latter can selectively bind Cu2+ via four His residues in the octarepeat (OR) region, ...
Research from A. Bergstrand et al broadens understanding of biomedical materials research.
Apr 07, 2009 ... According to recent research from Gothenburg, Sweden, "The effect of surface charge on the protein resistance of adsorbed layers of poly(ethylene imine)-[g]poly(ethylene glycol), PEI-PEG, and poly(L-lysine)-[g]poly(ethylene glycol), PLL-PEG, was studied. Mixed and monofunctional ...
New shock research study results from University of Amsterdam, Medical Academy described.
Apr 07, 2009 ... According to recent research from Netherlands, "Ventilator-induced lung injury is mediated, at least in part, by TNF-alpha. We determined the effect of a recombinant human soluble TNF receptor fusion protein (etanercept) on mechanical ventilation (MV)-induced changes in a murine ...
Studies from University of Podlasie describe new findings in liquid chromatography and related technologies.
Apr 07, 2009 ... "This work is a continuation of an investigation concerning separation and determination of a mixture of newly obtained pentacoordinated silanates: 1-(N-perhydro-azepiniomethyl)[spirobi(1-sila-2,5-dioxacyclopentane-3-on)]ate, ...
Studies from A. Assempour et al have provided new data on processing technology.(Report)
Apr 07, 2009 ... "The purpose of this study is to develop a methodology for prediction of the deformation localization and forming limit diagrams (FLD). The strain gradient approach is incorporated into the M-K method for deformation localization analysis and the prediction of forming limit diagram in ...
NoiseBuster Safeguards Hearing by Utilizing Cutting-Edge Technology to Attenuate Power Equipment Noise.
Apr 07, 2009 ... The NoiseBuster Active Noise Reduction ("ANR") Safety Earmuff is specifically designed to reduce the noise generated by lawn, landscape and garden power equipment such as mowers, loaders, skid steers, compact excavators, chain saws, vacuums, blowers, and other noisy devices. Whether you ...
Research conducted by W.S. Oh and co-researchers has updated our knowledge about display technology.(Report)
Apr 07, 2009 ... According to a study from South Korea, "In this paper, a novel two-dimensional (2-D) adaptive dimming technique with X-Y channels for light-emitting diode (LED) backlight system in LCD TVs is proposed. The proposed LED backlight has matrix-structured LED modules with row and column ...
New research on plasma science from E. Korner and co-authors summarized.
Apr 07, 2009 ... According to recent research from Switzerland, "Functional hydrocarbon plasma polymer coatings were investigated using a low pressure RF plasma reactor. The deposition rate was examined for different CO2/C2H4 gas ratios and different power inputs at constant pressure." "The ...
New heat transfer research research from P.E. Hopkins and colleagues discussed.(Report)
Apr 07, 2009 ... "The thermal performance of microelectromechanical systems devices is governed by the structure and composition of the constituent materials as well as the geometrical design. With the continued reduction in the characteristic sizes of these devices, experimental determination of the ...
Investigators at Polytechnic University have published new data on crystallography.
Apr 07, 2009 ... According to recent research from Xian, People's Republic of China, "Bulk Fe-rich Fe-B alloy melts were undercooled and even hypercooled by adopting molten glass purification combined with high-frequency vacuum melting and cyclical superheating. The cooling curves of eutectic and ...
Studies from University of Erlangen update current data on materials science.
Apr 07, 2009 ... "Graphene, a single monolayer of graphite, has recentlyattracted considerable interest owing to its novel magneto-transport properties(1-3), high carrier mobility and ballistic transport up to room temperature(4). It has the potential for technological applications as a successor of ...
Reports by S.H. Cho and co-researchers describe recent advances in metals.(Report)
Apr 07, 2009 ... According to recent research published in the journal Metals and Materials International, "The electrolytic reduction of a spent oxide fuel involves the liberation of the oxygen in a molten LiCl electrolyte, which is a chemically aggressive environment that is too corrosive for typical ...
New display technology study findings recently were reported by T.N. Ruckmoncathan and co-researchers.
Apr 07, 2009 ... According to recent research from Bangalore, India, "The largest transition in the select waveform of successive approximation technique is eliminatedto reduce power dissipation in liquid crystal displays." "Power dissipation in the driver circuit is analyzed for gray ...
Reports outline superconductivity study results from University of Leuven.
Apr 07, 2009 ... "We investigate the flux pinning and dynamic properties of superconducting vortices in an Al film with an array of magnetic bars deposited on top," researchers in Leuven, Belgium report. "The dimensions of each bar are chosen in such a way that they host a single magnetic ...
AOptix Technologies Secures $12.9 Million in Venture Funding.
Apr 07, 2009 ... AOptix Technologies, Inc., (www.aoptix.com) a leading edge developer of advanced iris recognition systems and ultra-high bandwidth wireless optical communication solutions, announced the close of a $12.9 million dollar financing round led by Northgate Capital of Danville, CA. Participation ...
Recent findings from University of Twente highlight research in membrane science.
Apr 07, 2009 ... According to a study from Netherlands, "Sulfonated poly(phthalazinone ether ketone) (SPPEK) impregnated Solupor (R) microporous film (SPPEK-PE)and pure SPPEK membranes with two different ion-exchange capacities (IECs) were prepared and characterized for use in DMFC applications." ...
Studies from K.X. Steirer and colleagues yield new information about thin solid films.(Report)
Apr 07, 2009 ... According to a study from the United States, "Thin film pi-conjugated poly(3,4ethylenedioxythiophene): poly(styrenesulphonate) (PEDOT:PSS) as a hole transport layer on indium tin oxide is a key element in some of the most efficient organic photovoltaic and light emitting devices to date ....
BigWorld 2.0 Game Engine to Incorporate NVIDIA PhysX Technology.
Apr 07, 2009 ... GAME DEVELOPERS CONFERENCE (GDC) - NVIDIA Corporation announced that BigWorld is adding support for NVIDIA(R) PhysX(R) technology into BigWorld Technology 2.0, a software suite used by developers worldwide for creating engaging, next-generation massively multiplayer online games (MMOGs) ...
Reports from University of Cambridge add new data to research in solids and structures.
Apr 07, 2009 ... "This paper presents a simple and efficient method to determine the self-equilibrated configurations of prismatic tensegrity structures, nodes and members of which have dihedral symmetry," investigators in Cambridge, the United Kingdom report. "It is demonstrated that stability ...
Research from F. Ayari and co-researchers in the area of processing technology described.
Apr 07, 2009 ... "Aluminium alloys have been vital for the progress of many technologies during the last decades. In particular, most stiffeners in aerospace structures are composed of aluminium panels often solicited with elastic and plastic bucking under particular boundary and loading conditions," ...
New findings from N. Chantaramee and co-authors in the area of ceramics published.
Apr 07, 2009 ... According to a study from Kamitomioka, Japan, "Aqueous alumina slurry was prepared with a commercial powder of elongated particles, which has the aspect ratio ranging from 1 to 3.5 with the mean of 1.6, to examine the effect of forming conditions on the particle alignment in green tapes ....
Recent findings in metals described by researchers from Seoul National University.
Apr 07, 2009 ... According to a study from Seoul, South Korea, "The distribution of precipitates on grain boundaries and their role in abnormal grain growth during secondary recrystallization annealing in Fe-3 %Si alloy is studied." "The precipitates and grain boundaries were observed ...
Findings from M.W. Liberatore and co-authors provide new insights into rheology.
Apr 07, 2009 ... "The shear rheology of a model wormlike micellar solution exhibits moderate shear thinning and curved flow velocity profiles without discontinuity (nonbanding case). The shear rheology and the flow kinematics are analyzed within the framework of the Giesekus constitutive equation," ...
Research findings from Sichuan University update understanding of solids research.
Apr 07, 2009 ... According to recent research from Chengdu, People's Republic of China, "By means of the resonance theory related to the low-spin 2T2 term for strong field d5 configuration in tetragonal symmetry, the spin-Hamiltonian parameters, g factors g/, g and hyperfine structure constants 191A/, ...
Studies from Z. Wang and colleagues yield new information about desalination.
Apr 07, 2009 ... "Based on the assumption that the variation rate of average thickness of the deposition layer is proportional to the difference in the masses of solutes brought to the membrane surface by the bulk fluid flow and the Solutes removed from the membrane surface by the shear rate of the ...
Researchers at Duke University target biomaterials.(Report)
Apr 07, 2009 ... According to a study from the United States, "The engineering of functional skeletal muscle tissue substitutes holds promise for the treatment of various muscular diseases and injuries. However, no tissue fabrication technology currently exists for the generation of a relatively large and ...
Digital TV Receivers: Worldwide History and Forecasts From 2007 Through to 2013.
Apr 07, 2009 ... Research and Markets (http://www.researchandmarkets.com/research/e2c49f/digital_tv_receive) has announced the addition of the "Digital TV Receivers: Worldwide History and Forecasts (2007-2013) (3rd Edition)" report to their offering. This data-intensive report delivered in a ...
Investigators at University of Virginia publish new data on heat transfer research.
Apr 07, 2009 ... According to a study from the United States, "With the ever decreasing characteristic lengths of nanomaterials, nonequilibrium electron-phonon scattering can be affected by additional scattering processes at the interface of two materials. Electron-interface scattering would lead to ...
Study results from H.K. Hong and colleagues broaden understanding of liquid crystal research.
Apr 07, 2009 ... According to a study from South Korea, "The temporal transmittance of a liquid crystal (LC) cell shutter was investigated for various incident angles to verify the possibility of a fast switching time." "For a mono-domain vertical alignment (VA) cell, the switch OFF time in ...
Upholstered Household Furniture Manufacturing Industry In the U.S. and Its Foreign Trade [2009 Edition] Incorporates 2008 Data and Sophisticated Forecasts for 2009.
Apr 07, 2009 ... Research and Markets (http://www.researchandmarkets.com/research/6dfb20/upholstered_househ) has announced the addition of the "Upholstered Household Furniture Manufacturing Industry in the U.S. and its Foreign Trade [2009 Edition]" report to their offering. The Upholstered ...
Reports from Firat University add new data to research in manufacturing technology.
Apr 07, 2009 ... "The joining characteristics of Ti-6Al-4V with AISI 304 stainless steel by inserting a Cu interlayer was investigated in a vacuum-free diffusion bonding process. The diffusion bonds were carried out in the temperature range of 820, 850 and 870A degrees C for 50, 70 and 90 minutes, ...
New processing technology research from L.E. Ramirezvidaurri and co-researchers described.
Apr 07, 2009 ... "Simple test castings were used to study the effect of cooling rate and carbon content in as-cast microstructure of alloy ASTM F75, Co-26 wt.% Cr-5.7 wt.% Mo. Alloys with four C content (0.45,0.33,0.36 and 0.25 wt.%) were poured into investment ceramic molds," investigators in Mexico ...
Findings in processing technology reported from Celal Bayar University.(Report)
Apr 07, 2009 ... "In this study, the effects of boronizing treatment on material's dimensional changes and surface roughness were investigated. The parameters chosen were substrate material composition, surface roughness before boronizing treatment, and boronizing time," scientists in Manisa, Turkey ...
Leading Media Technology Company Selects DediPower Managed Hosting Services.(Company overview)
Apr 07, 2009 ... DediPower, a leading UK provider of managed hosting and data centre solutions, has been selected by Icom to provide their managed hosting requirements. Icom is an award winning, media and technology company creating innovative products for both the web and the mobile ...