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Nonlinear in Medical News

DFG establishes nine new collaborative research centers

...redicted and controlled in a manner that is appropriate and that addresses relevant issues? This topic will be investigated by SFB 823, "Statistics of nonlinear Dynamic Processes". The research will focus on time-variable dynamic processes in economics and the engineering sciences. During the project the resea...

BioTech Firm Decodes Current Swine Flu BioMarkers

...ife Sciences. "Dr. Friedman, whose research area is computational nonlinear dynamics, including mathematical biology, proposes that Edwards' discoverie...acoustic wave frequencies. This opens possibilities for developing relevant nonlinear dynamic mathematical models, which, combined with computer simulations, wou...

New technique that scrambles light may lead to sharper images, wider views

...age of the unusual properties of substances called nonlinear optical materials. In conventional lens materials ...s through without interacting with one another. In nonlinear materials, light rays mix with each other in compl...t manages to reach the camera. The image from a nonlinear lens would therefore be rich in detail. Unfortunat...

New way to analyze sleep disorders

...ppears in a special focus issue of the journal Chaos , which is published by the American Institute of Physics (AIP). The special issue is focused on nonlinear dynamics in cognitive and neural systems. It asks how chaos affects certain brain areas and presents interdisciplinary approaches to various problems ...

Three Prize Winners Awarded in Elsevier's Article 2.0 Contest

... AMSTERDAM, March 31 /PRNewswire-FirstCall/ -- - "Thinking Outside the Box" Yields web 3.0, nonlinear and Smartphone Applications Elsevier, a leading global healthcare and scientific publisher, has announced the winners in the Elsevier Article 2...

Computer model improves ultrasound image

...r of ultrasonic waves. Over the past ten years, the images produced by ultrasound or sonography have been vastly improved by making partial use of the nonlinear nature of acoustic waves. Thanks to these developments ultrasound can now be used for a larger group of patients. Further improvements could be re...

Pharsight to Present on Its Vision for Modeling and Simulation Software at PAGE Annual Meeting

... This work builds on applied research presented by industry colleagues at past PAGE conferences and on Dr. Leary's earlier work in the area of nonlinear mixed effects (NLME) analysis. "The development of advanced computational tools and next generation programming languages are integral to the co...

January American Naturalist highlights

...iability. The results of this study also highlight the difficulty of experimentally dissecting a structures multipurpose function. "Extending nonlinear analysis to short ecological time series" Chih-hao Hsieh, Christian Anderson, and George Sugihara (University of California, San Diego) Animal p...

ANSYS and Network Analysis Team Up to Improve Thermal Simulation

...bench platform, these finite element models are translated into a SINDA/G network thermal model. SINDA/G is stable and can quickly solve large complex nonlinear thermal models involving temperature-dependent thermal properties, radiation and orthotropic material properties. About Network Analysis, Inc. Netwo...

Discovery of World’s smallest laser

...ies of the nanolaser. In subsequent experiments, radiation at both one-half and one-third the pump laser wavelength were imaged in the same way by the nonlinear Chemical Imaging Nanomicroscope, characterising the ability of the nanowires to generate visible colours for use in optical devices. br> ...
Nonlinear in Medical Dictionary

Temperature

...e first time, profiles of electron temperature and density fluctuations in a tokamak have been measured simultaneously and the results compared to nonlinear ... Supplier of quality process instruments including: Indicators, panelmeters, sensors, controllers, recorders, dataloggers, analyzers, calibrato...

Gamma

...d G and the Cyrillic letters Ge Г and Ghe Ґ. Gamma correction, gamma nonlinearity, gamma encoding, or often simply gamma , is the name of a nonlinear operation used to code and decode luminance or tristimulus values in video or still image systems. Gamma correction is,... This page describes...
Nonlinear in Biological News

AGU journal highlights -- March 12, 2009

... the southern pole, an S-shaped feature in the center of the vortices on Venus is also known to occur in Earth's tropical cyclones. Using an idealized nonlinear and nondivergent barotropic model, Limaye et al. show that these S-shaped features are the manifestations of barotropic instability. They find that si...

Jupiter's shrinking red spot

...s of "compliant" structures, such as bat wings, are very complicated because both the structure and airflow change and adapt to each other in a highly nonlinear way. Bats' wing bones are even flexible, unlike those of birds, which gives the mammals added control but is an additional challenge for scientists t...

Animal and biological science highlights: San Antonio Fluid Dynamics Conference, Nov. 23-25

...s of "compliant" structures, such as bat wings, are very complicated because both the structure and airflow change and adapt to each other in a highly nonlinear way. Bats' wing bones are even flexible, unlike those of birds, which gives the mammals added control but is an additional challenge for scientists t...

How do bacteria swim? Brown physicists explain

...ded cellular head rotates in one direction, while the tail rotates in the opposite direction. This creates torque, which helps explain the bacterium's nonlinear movement through a fluid. What Tang and his team found, however, is that Caulobacter also is influenced by Brownian motion, which is the zigzagging mo...

AGU journal highlights: Nov. 11, 2008

...een known to excite acoustic waves at twice their frequency that can travel with little attenuation to the bottom of the ocean. This happens through a nonlinear interaction between wave components traveling in opposite directions. Farrell and Munk suggest that the same phenomenon extends to much higher frequen...

Nature study demonstrates that bacterial clotting depends on clustering

...to Ismagilov. "The work emphasizes the importance of bacteria's spatial distribution, rather than just its average concentration in the functioning of nonlinear biochemical networks," he said. ...

NJIT seminar set for Nov. 6 to focus on bioelectronics -- emerging research area

...b.njit.edu/~ziavras , will focus on reconfiguring computing in computational biology. Chang, http://web.njit.edu/~chang/bio_2008.pdf , will discuss nonlinear oscillations and bio-control. Department chair Atam Dhawan, PhD, http://www.njit.edu/publicinfo/newsroom/dhawan_bio.php , will discuss medical imagin...

156th Acoustical Society of America Meeting, Nov. 10-14, 2008 in Miami

...tion from the senses in real time. The question of how all this information is represented and processed within the nervous system is addressed by the nonlinear and complex system researches through the proposal that dynamical attractors may form the basis of neural information processing..." http://asa.aip...

Duke team explains a longtime visual puzzler in new way

... of a moving vertical bar of laser light. The vertical bar moved at different speeds. Purves and colleagues found that the lag time increased in a nonlinear manner as the moving object increased its speed. The empirical relationship between moving objects in a simulated world and their projection onto a si...

Where optics meets medicine

... developed an animal model for looking at the effect of small strokes in the tiny venules in the brain of rodents. They are using a powerful laser and nonlinear optics to target and clot vessels of the venule system and then monitor the effect on blood flow in upstream capillaries in the brain. They find that ...
Nonlinear in Biological Technology

Pizza tossing art unlocks secrets of tiny motors

...air including how much the dough rotates, how quickly it spins, its stability and the energy efficiency of the toss itself. The result is a set of nonlinear differential equations that captures the art of pizza tossing. "In brief, if you toss a pizza dough one toss at a time that is, if you toss then c...

New organic material may speed Internet access

...h is composed of small organic molecules with high nonlinear optical susceptibilities, mimics the behavior of t...Supramolecular Assembly for Third-order Integrated nonlinear Optics" in the October 2008 issue of Advanced Materials. A nonlinear optical answer to bandwidth demand As Internet ...

Carbon nanotube avalanche process nearly doubles current

...multiplication) offers additional functionality to semiconducting nanotubes, Pop said. "Our results suggest that avalanche-driven devices with highly nonlinear turn-on characteristics can be fashioned from semiconducting single wall nanotubes." ...

Penn scientists demonstrate potential of graphene films as next-generation transistors

...monstrated that the surface potential above a graphene film varies with the thickness of the film, in quantitative agreement with the predictions of a nonlinear Thomas-Fermi theory of the interlayer screening by relativistic low energy charge carriers. The study appears online in the journal Nano Letters an...

Atomic force microscopy reveals liquids adjust viscosity when confined, shaken

...e of water. For silicone oil, a thickness of four nanometers was required before the properties were like those of a glassy material. We observed a nonlinear viscoelastic behavior remarkably similar to that widely observed in metastable complex fluids, such as gels or supercooled liquids, noted Riedo. Becau...

NIST team proves bridge from conventional to molecular electronics possible

...ng the greater resistance as expected. A control device lacking the monolayer showed less resistance, proving that the other two units did function as nonlinear resistors. The next step, the team reports, is to fabricate a CMOS-molecular hybrid circuit to show that molecular electronic components can work i...

Scientists discover new method of observing interactions in nanoscale systems

...fect, for the first time. A theory for the new nonlinear method was developed by Govorov. Our theory suggests that the nonlinear Fano effect and the method associated with it can ...ight sources that are strong enough to reveal such nonlinear Fano-effects, Karrai said. We can explore new fron...

A new wide field-of-view confocal imaging system and its applications in drug discovery and pathology

...illumination and a detection pinhole aperture, and nonlinear microscopy including two photon and multiphoton fl...ed light back to the scan- ner,56 and the use of a nonlinear crystal as confocal pinhole for the detection of t...canning microscopy with a virtual pinhole based on nonlinear detection," Optics Letters 28 (4), pp. 224-226,...

Photoluminescence Spectroscopy of Quantum Dots, monitored by the Spex FluoroMax

...and biolabeling, memory devices, and sources of laser light. For example, alloyed CdSeTe QDs are shown herein to possess a nonlinear change in their photoluminescence spectra, correlated to size and composition, as monitored by the versatile Spex Fluoro...

LabVIEW for Measurement and Data Analysis

... Interpolation and Extrapolation Linear Algebra nonlinear Systems Optimization Root Finding Special ...which provides tools to design, simulate, analyze, and optimize linear and nonlinear control systems. With these tools, users can accelerate system design by u...
Nonlinear in Biological Definition

Artificial life

... James Doyne Farmer was a key figure in tying artificial life research to the emerging field of complex adaptive systems , working at the Center for nonlinear Studies (a basic research section of Los Alamos National Laboratory ), just as its star chaos theorist Mitchell Feigenbaum was leaving. Farmer an...

Biomechanics

...hanics of the Muscle 6 Viscoelasticity 7 nonlinear Theories 8 See also 9 References ...loading portions of the tests nearly overlap. nonlinear Theories Hooke's law is linear, but many, if not most problems in biomechanics, involve highly nonlinear behavior. Proteins such as collagen and elastin, f...

Mathematical biology

... These examples are characterised by complex , nonlinear mechanisms and it is being increasingly recognise... . C.U.P., 1991. ISBN 0521448557 P.G. Drazin, nonlinear systems . C.U.P., 1992. ISBN 0521406684 D.W. Jordan and P. Smith, nonlinear ordinary differential equations , 2nd ed. O.U.P., ...
Nonlinear in Biological Dictionary

Substitution

...ch fits inside the bigger ... Find deals and discount prices on baking pan substitution at Smarter. Shop online, compare products, and save. A nonlinear yet reversible stream cipher combiner. A Ciphers By Ritter page. ... Dynamic Substitution is generally nonlinear, with substantial internal state. ....

Phosphate ion

...ric ... acid and the base strength of phosphate ion , something part way in between, such ... Our results show that the phosphate ion is a nonlinear competitive inhibitor of ... phosphate inhibition is consistent with both the mechanism for magnesium ion ... ...
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