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Bauer Jurica - - 2014
Overcrowded alkenes are amongst the most promising artificial molecular motors due to their ability to undergo repetitive light-driven unidirectional rotary motion around the central C=C bond. The exceptional features of these molecules render them highly useful for a number of applications in nanotechnology. Many of these applications, however, would benefit ...
Fourkas John T JT Department of Chemistry & Biochemistry, University of Maryland, College Park, MD 20742, USA. - - 2014
Photolithography is a crucial technology for both research and industry. The desire to be able to create ever finer features has fuelled a push towards lithographic methods that use electromagnetic radiation or charged particles with the shortest possible wavelength. At the same time, the physics and chemistry involved in employing ...
Altmann Christian F CF Human Brain Research Center, Graduate School of Medicine, Kyoto University, Kyoto 606-8507, Japan; Career-Path Promotion Unit for Young Life Scientists, Kyoto University, Kyoto 606-8501, Japan. Electronic address: - - 2014
Sound localization in the horizontal plane is mainly determined by interaural time differences (ITD) and interaural level differences (ILD). Both cues result in an estimate of sound source location and in many real-life situations these two cues are roughly congruent. When stimulating listeners with head phones it is possible to ...
Thibodeau Linda - - 2014
PURPOSE The purpose of this study was to compare the benefits of three types of remote microphone hearing assistance technology (HAT), Adaptive Digital broadband, Adaptive Frequency Modulation (FM), and Fixed FM, through objective and subjective measures of speech recognition in clinical and real-world settings. METHODS Participants included 11 adults, ages ...
Forties Robert A RA Department of Physics, Laboratory of Atomic and Solid State Physics, Cornell University, Ithaca, NY 14853, USA; Howard Hughes Medical Institute, Cornell University, Ithaca, NY 14853, - - 2014
Mechanical manipulations of single biological molecules have revealed highly dynamic and mechanical processes at the molecular level. Recent developments have permitted examination of the impact of torque on these processes and visualization of detailed molecular motions, enabling studies of increasingly complex systems. Here we highlight some recent important discoveries.
Acharya Shinjita S Department of Materials Science and Centre for Advanced Materials, Indian Association for the Cultivation of Science, Kolkata-700032 - - 2014
Spontaneous patterning of anisotropic nanostructures into ordered assemblies remains a challenging quest, which requires controlled innovative approaches. One way to achieve such ordering of 1D nanorods is by manipulating the varieties of interactions (attractive and repulsive forces) present in colloidal solutions of anisotropic nanocrystals. The other ingenuous pathway is solvent-evaporation-mediated ...
Evtushenko G S GS Institute of Non-Destructive Testing, National Research Tomsk Polytechnic University, 30 Lenin Avenue, Tomsk 634050, - - 2014
A single-pulse imaging laser projection system (laser monitor) is proposed for real-time monitoring high-speed processes shielded by the intensive background lighting. The brightness temperature of the lighting can reach thousands or even tens of thousands of degrees, which makes it difficult to observe the processes with the naked eye. The ...
Kephalopoulos Stylianos S European Commission, Joint Research Centre, Institute for Health & Consumer Protection, TP 281, 21027 Ispra, VA, Italy. Electronic address: - - 2014
The Environmental Noise Directive (2002/49/EC) requires EU Member States to determine the exposure to environmental noise through strategic noise mapping and to elaborate action plans in order to reduce noise pollution, where necessary. A common framework for noise assessment methods (CNOSSOS-EU) has been developed by the European Commission in co-operation ...
Hooper R E RE Private practice, Melbourne, Victoria, - - 2014
Background: The diagnosis 'acoustic shock' has been made increasingly in the health care industry in recent years. This paper aims to question the validity of acoustic shock as an organic pathological entity. Methods: The experiences of 16 individuals diagnosed as having acoustic shock, within a medico-legal practice, are reviewed. Results: ...
Barani A A Department of Mechanical Engineering, Isfahan University of Technology, Isfahan, - - 2014
Adding ultrasonic vibrations to drilling process results in an advanced hybrid machining process, entitled "vibration drilling". This study presents the design and fabrication of a vibration drilling tool by which both rotary and vibrating motions are applied to drill simultaneously. High frequency and low amplitude vibrations were generated by an ...
White Claire C Research School of Psychology, The Australian National University, Building 39, Canberra, ACT, 0200, Australia, - - 2014
Growing evidence indicates that the main psychoactive ingredient in the illegal drug "ecstasy" (methylendioxymethamphetamine) causes reduced activity in the serotonin and gamma-aminobutyric acid (GABA) systems in humans. On the basis of substantial serotonin input to the occipital lobe, recent research investigated visual processing in long-term users and found a larger ...
Lei Ping - - 2014
The abundant and renewable solar light is an ideal resource for the industrial application of TiO2 photocatalysis in environmental purification. Over the past decades, the pursuit for visible light photocatalysts with low cost, simple process and high efficiency remains a challenging task. Here, we develop a novel organic-inorganic nano-hybrid photocatalyst ...
Monazzam-Esmaeelpour Mohammad Reza MR Department of Occupational Hygiene, School of Public Health and Center for Air Pollution Research (CAPR), Institute for Environmental Research (IER), Tehran University of Medical Sciences, Tehran, - - 2014
Noise pollution is currently a major risk factor in industries in both developed and developing countries.The present study assessed noise pollution in the knitting industry in Iran in 2009 and presented a control method to reduce the rate of noise generation. The overall noise level was estimated using the network ...
Csibri Péter P Department of Physiology, Faculty of Medicine, University of Szeged, Szeged, - - 2014
Information from the environment can be based on a single or several modalities. The simultaneous processing of information separated in space and/or time depends on multiple factors. Visual illusions serve as a good tool with which to investigate the parallel processing of information and their interactions. This study was designed ...
Tkachenko Georgiy G Université de Bordeaux, CNRS, Laboratoire Ondes et Matière d'Aquitaine, 351 cours de la libération, F-33400 Talence, - - 2014
The lack of mirror symmetry, chirality, plays a fundamental role in physics, chemistry and life sciences. The passive separation of entities that only differ by their handedness without need of a chiral material environment remains a challenging task with attractive scientific and industrial benefits. To date, only a few experimental ...
Garcia-Porta Nery N Clinical & Experimental Optometry Research Lab, Center of Physics (Optometry), School of Sciences, University of Minho, Gualtar, 4710-057 Braga, Portugal ; Grupo de Investigación en Superficie Ocular y Lentes de Contacto, Departamento de Cirugía (Oftalmología), Universidad de Santiago de Compostela, 15782 A Coruña, - - 2014
Several refractive and therapeutic treatments as well as several ocular or systemic diseases might induce changes in the mechanical resistance of the cornea. Furthermore, intraocular pressure measurement, one of the most used clinical tools, is also highly dependent on this characteristic. Corneal biomechanical properties can be measured now in the ...
Boyle Patrick M - - 2013
Cardiac optogenetics is an exciting new methodology in which light-sensitive ion channels are expressed in heart tissue to enable optical control of bioelectricity. This technology has the potential to open new avenues for safely and effectively treating rhythm disorders in the heart with gentle beams of light. Recently, we developed ...
Psalta Lilia - - 2013
Although the processing of facial identity is known to be sensitive to the orientation of the face, it is less clear whether orientation sensitivity extends to the processing of facial expressions. To address this issue, we used functional MRI (fMRI) to measure the neural response to the Thatcher illusion. This ...
Schindler Tony D - - 2013
Cytoskeletal motors act as cargo transporters in cells and may be harnessed for directed transport applications in molecular detection and diagnostic devices. High processivity, the ability to take many steps along a track before dissociating, is often a desirable characteristic because it allows nanoscale motors to transport cargoes over distances ...
Abrams Richard A - - 2013
It is known that stimuli near the hands receive preferential processing. In the present study, we explored changes in early vision near the hands. Participants were more sensitive to low-spatial-frequency information and less sensitive to high-spatial-frequency information for stimuli presented close to the hands. This pattern suggests enhanced processing in ...
Ferrero A - - 2013
Flakes in effect coatings, which are responsible for its color shift, are not perfectly horizontally oriented, producing a non uniform texture when observed from a distance of around one meter or less. If the coating is illuminated by a diffuse source, a granular appearance is observed, called graininess. But when ...
Mihi Agustín - - 2013
A simple approach is demonstrated to combine a light trapping scheme and a conductive substrate for solution processed solar cells. By means of soft lithography, a new light trapping architecture can be integrated as bottom electrode for emerging thin film solar cell technologies without added costs, fully compatible with low ...
Li Meicheng - - 2013
Flower-like AgCl microstructures with enhanced visible light-driven photocatalysis are synthesized by a facile one-pot hydrothermal process for the first time. The evolution process of AgCl from dendritic structures to flower-like octagonal microstructures is investigated quantitatively. Furthermore, the flower-like AgCl microstructures exhibit enhanced ability of visible light-assisted photocatalytic degradation of methyl ...
Elgala Hany - - 2013
Visible light communications (VLC) technology permits the exploitation of light-emitting diode (LED) luminaries for simultaneous illumination and broadband wireless communication. Optical orthogonal frequency-division multiplexing (O-OFDM) is a promising modulation technique for VLC systems, in which the real-valued O-OFDM baseband signal is used to modulate the instantaneous power of the optical ...
Reddy M L P - - 2013
Visible-light sensitized luminescent europium(iii) molecular materials are of considerable importance because their outstanding photophysical properties make them well suited as labels in fluorescence-based bioassays and low-voltage driven pure red-emitters in optoelectronic technology. One challenge in this field is development of visible-light sensitizing ligands that can form highly emissive europium(iii) complexes ...
Logan C A - - 2013
Climate warming threatens to increase mass coral bleaching events, and several studies have projected the demise of tropical coral reefs this century. However, recent evidence indicates corals may be able to respond to thermal stress though adaptive processes (e.g., genetic adaptation, acclimatization, and symbiont shuffling). How these mechanisms might influence ...
Murawski Caroline - - 2013
Organic light-emitting diodes (OLEDs) have attracted much attention in research and industry thanks to their capability to emit light with high efficiency and to deliver high-quality white light that provides good color rendering. OLEDs feature homogeneous large area emission and can be produced on flexible substrates. In terms of efficiency, ...
Lowery Kristy Jones - - 2013
Background: Directional microphones (D-Mics) and digital noise reduction (DNR) algorithms are used in hearing aids to reduce the negative effects of background noise on performance. Directional microphones attenuate sounds arriving from anywhere other than the front of the listener while DNR attenuates sounds with physical characteristics of noise. Although both ...
Kröger Anne - - 2013
Atypical visual processing of biological motion contributes to social impairments in autism spectrum disorders (ASD). However, the exact temporal sequence of deficits of cortical biological motion processing in ASD has not been studied to date.We used 64-channel EEG to study event-related potentials associated with human motion perception in 17 children ...
Wu Rengmao - - 2013
We propose dedicated road lighting, which is significantly superior to the existing lighting technologies for the city park and housing estate. This dedicated lighting employs freeform surfaces to effectively control the optical field of the LED source to produce three kinds of illumination modes for the curved road, straight road, ...
Hsieh Chi-Chang - - 2013
A well designed headlamp for a vehicle lighting system is very important as it provides drivers with safe and comfortable driving conditions at night or in dark places. With the advances of the semiconductor technology, the LED has become the fourth generation lighting source in the auto industry. In this ...
Peixoto Nathalia - - 2013
People without disabilities seamlessly control devices with their hands. Interestingly, their hands can perform coarse and fine control. Implementing smooth control for computerized systems is not straightforward and most of the time it is not intuitive either. Here we offer a solution to that problem: smooth control through humming. Voice ...
Bonilla-Musoles Fernando - - 2013
HDlive (high-definition live or real-time US), a new ultrasound software, combines a movable virtual adjustable light source in a software that calculates the proportion of light reflecting through surface structures, depending on light direction. The light source can be manually positioned to illuminate the desired area of interest. The ultrasound ...
Zamanian Zahra - - 2013
According to the literature, a large number of people working in industries and service providing personnel, such as firefighters, physicians, and nurses are shift workers. The spread of shift working in industrial societies and the incidence of the problems resulting from shift working have caused the researchers to conduct studies ...
Naqvi Syed Ali Arsalan - - 2013
3D stereoscopy technology with high quality images and depth perception provides entertainment to its viewers. However, the technology is not mature yet and sometimes may have adverse effects on viewers. Some viewers have reported discomfort in watching videos with 3D technology. In this research we performed an experiment showing a ...
Abilez Oscar J - - 2013
Optogenetics is the targeted genetic introduction of light-sensitive channels, such as Channelrhodopsin, and pumps, such as Halorhodopsin, into electrically-excitable cells that enables high spatiotemporal electrical stimulation and inhibition by optical actuation. Technologies for inducing optogenetically-based electrical stimulation for investigating in vitro and in vivo neural perturbations have been described. However, ...
Harbert Simeon D - - 2013
The low cost, simple, robust, mobile, and easy to use Mobile Motion Capture (MiMiC) system is presented and the constraints which guided the design of MiMiC are discussed. The MiMiC Android application allows motion data to be captured from kinematic modules such as Shimmer 2r sensors over Bluetooth. MiMiC is ...
Ahmadi Farzaneh - - 2013
Low frequency ultrasound has a diverse set of industrial and medical applications ranging from high power industrial ultrasound equipment through to various therapeutic medical applications. In recent years, several speech interface applications have also been developed which exploit the low ultrasonic frequency region to augment human-computer interfacing. These devices tend ...
Hough Alexander J - - 2013
Rates of pyramidal motion in an aziridine are controlled by reversible trans to cis photoisomerisation of an azobenzene unit attached to the ring nitrogen atom. The dynamics of the inversion process and activation parameters are derived by variable temperature NMR, and are supported by ab initio calculations.
Knoblauch Michael - - 2013
The storage of light energy in chemical form through photosynthesis is the key process underlying life as we know it. To utilize photosynthates efficiently as structural materials or as fuel to drive endergonic processes, they have to be transported from where they are produced to where they are needed. In ...
Kharlamov Alexander N - - 2013
The advent of nanomedicine allowed for the development and design of tools that enhance detailed diagnosis and target treatment of atherosclerosis. Given the rapid progress in nanoagent synthesis and utility, clinical application of these technologies can be anticipated in the near future. This review article focuses on the development of ...
Grote H - - 2013
We report on the first long-term application of squeezed vacuum states of light to improve the shot-noise-limited sensitivity of a gravitational-wave observatory. In particular, squeezed vacuum was applied to the German-British detector GEO 600 during a period of three months from June to August 2011, when GEO 600 was performing ...
Liu Zhe - - 2013
ZnTe is an important p-type semiconductor with great applications as field-effect transistors and photodetectors. In this paper, individual ZnTe nanowires based field-effect transistors was fabricated, showing evident p-type conductivity with an effect mobility of 11.3 cm<sup>2</sup>/Vs. Single ZnTe nanowire based photodetectors on rigid silicon substrate exhibited high sensitivity and excellent ...
Belliot Gaël - - 2013
The virucidal efficacy of a pulsed light treatment applied to viral suspensions, glass beads and herb powders was studied for the F-RNA bacteriophage MS2. The experimental results obtained demonstrated the high potential of this technology to efficiently decontaminate simple matrices but underlined the complexity of application to complex food matrices.
Chow Brian Y - - 2013
Optogenetic tools enable light-mediated control of cellular excitability and signaling in vivo. By manipulating biological processes, scientists can determine the roles played by these processes in intact biological systems, such as the brain. Such cellular-level control has greatly affected basic science. Here, we discuss how optogenetic tools might be translated ...
Wu Shu-Lian - - 2013
Quantitative characterization of skin collagen on photo-thermal response and its regeneration process is an important but difficult task. In this study, morphology and spectrum characteristics of collagen during photo-thermal response and its light-induced remodeling process were obtained by second-harmonic generation microscope in vivo. The texture feature of collagen orientation index ...
Plyler Patrick N - - 2013
Background: Multichannel wide dynamic range compression (WDRC) and ChannelFree processing have similar goals yet differ significantly in terms of signal processing. Multichannel WDRC devices divide the input signal into separate frequency bands; a separate level is determined within each frequency band; and compression in each band is based on the ...
Gerdes Lee - - 2013
Disturbances of neural oscillation patterns have been reported with many disease states. We introduce methodology for HIRREM™ (high-resolution, relational, resonance-based electroencephalic mirroring), also known as Brainwave Optimization™, a noninvasive technology to facilitate relaxation and auto-calibration of neural oscillations. HIRREM is a precision-guided technology for allostatic therapeutics, intended to help the ...
Ma Zhao - - 2013
Shedding light on GPCRs: A milestone in analyzing GPCRs, GABA-Snifit, reported by the Johnsson lab, integrates the advantages of both protein tags and fluorescent ligands. This cutting-edge technology opens up an avenue to the generation of GPCR-based fluorescent sensors, thus accelerating further study of GPCRs.
Huang Hai - - 2013
This article reviews the development of a new category of motion sensors including linear and angular accelerometers and seismometers based on molecular electronic transducer (MET) technology. This technology utilizes a liquid not only as an inertial mass, but also as one of the main elements in the conversion of mechanical ...
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