Monday, 7 July 2014
Sunday, 6 July 2014
3D Printers
In Last December,2013 Michigan Technological University announced their firsr 3D printer.However not many of these printers is available to the common peoples.
Rocket parts,Bionic ears and even toothbrushes were all successfully printed with 3D printer.
3D printers use a variety of very different types of additive
manufacturing technologies, but they all share one core thing in common:
they create a three dimensional object by building it layer by
successive layer, until the entire object is complete. It’s much like
printing in two dimensions on a sheet of paper, but with an added third
dimension: UP. The Z-axis.
Each of these printed layers is a thinly-sliced, horizontal
cross-section of the eventual object. Imagine a multi-layer cake, with
the baker laying down each layer one at a time until the entire cake is
formed. 3D printing is somewhat similar, but just a bit more precise
than 3D baking.
SMART ROBOTS
Quadcopters are quickly gaining popularity.consumers can look forward to smart quadcopters like Spiri.Spiri is a programmable flying robot that has an onboard camera and range finder to help you achieve whatever you program it to do.
Robot cubes that can move about on their own and assemble themselves into anything they are programmed to do. Magnets are used to attach the
blocks to one another while flywheels inside the body of each cube
generate enough momentum for them to move and even jump in the air.
There’s no real application to what these modular robots can actually do
right now as it’s still in the very early stages of research, but this
modular idea means that a machine isn’t limited to a single task but can assemble itself into another machine to achieve another task.
Saturday, 5 July 2014
Do-it-yourself Stress Hormone Test by Your Smartphone
In a recent conference in USA researchers said that health apps are coming in your smartphone for stress test.Anyone with a smartphone will be able to measure their salivary cortisol level quickly, easily and inexpensively
Parts of the United States and the rest of the world that lack
facilities to measure cortisol will now be able to perform this
essential diagnostic test.Measuring salivary cortisol with this technology will provide a way for
individuals to monitor their personal biometric stress levels easily and
inexpensively.
The public to monitor their own cortisol levels whenever
they want. So they designed their device to be inexpensive to
manufacture, and easy to use on all cell phones, all platforms and all
form factors.
It consists of a case, a light pipe, and a lens, it uses no battery power and it’s unbreakable and reusable.
To take the test, a person puts a straw-like saliva collector under the
tongue, and capillary action wicks the saliva to an assay strip in a
cassette that's inserted into a reader; the reader aligns a lens and
light diffuser with a smartphone’s camera and flash. A few minutes
later, the smartphone image analysis app quantifies the cortisol value.
Thursday, 3 July 2014
MRAM- Magnetoresistive Random Access Memory
Magnetoresistive Random Access Memory (MRAM) is a non-volatile computer memory (NVRAM) technology, which has been in development since the 1990s.
Unlike conventional RAM chip technologies data is not stored as electric charges but by magnetic charges.
In MRAM data can be stored in greater amount and can be accessed faster while consuming less battery power compare to conventional electronic memory.
Conventional memory chips like RAM stores information as long as power is on,once power is turned off the information is lost unless it is stored in secondary memory.But in MRAM the information still remains in memory even when the power is turned off.
IBM,Motorola,Honeywell,HP,Hitachi,Siemens are working on MRAM.
Electric Cars
From the Nissan LEAF to the BMW i3, 2013 started to bring electric cars more to the middle of the road.
As more charging points are rolled out across the country in 2014, expect the interest in these motors to increase.
As well as helping the environment, they keep the cost of driving low with no need for petrol or diesel.
All you do is plug them in overnight and off you go in the morning.
Of course, you have a limited range but they're great for local and short hopper journeys.
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