Thursday, April 7, 2011

LG Optimus 2x P990 Dual Core & Optimus Black P970 Smartphone Launched in India

The two next generation smartphones from LG are here. Yes, we are talking about the launch of LG Optimus 2X and LG Optimus Black, which got announced in CES 2011. The price of both the devices have been announced and will be available very soon in Indian market.

LG Optimus 2X P990 Technical Specifications:-


The LG Optimus 2X is the first dual core smartphone, having 1GHz dual core Nvidia Tegra 2 Processor. The master-piece from LG currently has Android 2.2 Froyo as its OS, but will soon be getting an update to Android 2.3 Gingerbread. The device features a whopping 4 inch capacitive touchscreen, has an 8MP camera, 720p video recording, 8GB internal storage, 512MB RAM and A-GPS support.
The creates an impression in terms of camera. It`s 8MP  camera has a resolution of 3264 x 2488 pixels and features a LED flash, Geo-tagging, face and smile detection, touch focus and image stabilization.
The LG Optimus 2X provides you a range of connectivity options with features like 3G, EDGE, GPRS and WiFi.  The device comes preloaded with social networking apps, Google apps, YouTube, Adobe Flash etc.
As the handsets go bigger in stature, people tend to check battery backup.  Well, you will not be disappointed here as it`s 150mAh battery is capable of providing around 8hours of talk-time.

LG Optimus 2X Price and Availability in India:-The LG Optimus 2X  is priced  Rs 30,000 and will be available very soon in all major mobile outlets

LG Optimus Black P970 Technical Specifications:-



















Like Optimus 2X, Optimus Black does not feature a dual core processor. However, it has something special about its display. It comes with NOVA touchscreen display, which is capable of providing more clarity than any other display even under strong sun light.  This technology also ensures that there is 50 % less power consumption.
The LG Optimus Black is also a 4 inch touchscreen device with 2GB internal storage and 512MB RAM. It has GPRS, EDGE, 3G, WiFi and Bluetooth connectivity options. The device features a 5MP camera with LED Flash.
The smartphone is currently featuring Android 2.2 Froyo as its OS, but its update to Android 2.3 is in the air; it might get an update anytime.
LG Optimus Black Price and Availability in India
The LG Optimus Black is priced Rs 27,000 and will be available very soon in all major mobile outlets

My Verdict

The two smartphones from LG are different in its own respect.  One has a power of dual core processor, while the other boasts of its NOVA display. Other feature seems to be similar apart from difference in camera.  My interests bend more towards Optimus 2X. What about you? Do let me know your views.

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Friday, April 1, 2011

Direct Conversion Of Solar Energy Into Fuel..!!!





A chemist from Massachusetts institute of Technology (MIT) called Daniel Nocera was able to develop a solar powered device that could break water into its two basic components – hydrogen and oxygen. The device is no bigger than a playing card and is made from very cheap materials.
This prototype can be called the “Artificial Leaf” as it represents the same process of tree leaves which convert the sunlight into energy.
This artificial leaf consists of a combination of a solar cell and the device that is needed to conduct electrolysis. They are joined together as one piece and the solar cell is chemically painted with a catalyst and then immersed in water. The main use of the catalyst is to drive the main fuel producing reactions such as the reduction of COand oxidation of water. The prototype was only developed in order to mimic the conventional photosynthesis method that the tree leaves carry out.
When the energy that the fuel can store and its density is compared with the energy that is stored in batteries, it is way higher. This was one of the basic reasons for conducting such an experiment. Due to the success of this method, the future developments will be carried out by the Joint Center for Artificial Photosynthesis, which was formed mainly for this purpose. This project will be developed together by Lewis’ California Institute of Technology and DOE’s Lawrence Berkeley National Laboratory. For the purpose many researchers from two government labs and six universities have already been appointed.
As a development in the process, the main aim of these researchers will be to design a commercially successful solar energy to chemical fuel conversion system with high efficiency and life span. For the experiment, strong and photochemically stable light absorbers will be needed along with highly efficient catalysts.



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