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Cadmium telluride (CdTe) is one kinds of cadmium and tellurium from the synthetic crystalline substance, is an ideal solar cell semiconductor material. Sony,VGP-BPS2，VGP-BPS2A，VGP-BPS2B，VGP-BPS2C，VGP-BPL2，VGP-BPL2C.

In addition to solar energy applications, cadmium telluride and mercury can also be the formation of HgCdTe alloys, can be used in infrared detectors sensitive material, but also because of the toxicity of cadmium telluride range of applications is not in reach.

As with other compounds like cadmium, cadmium telluride is considered toxic substances, but they do not enter through the oral or respiratory body, cadmium telluride harm to humans is limited.

U.S. Department of Energy noted that the cadmium telluride solar modules as long as the proper recycling procedures and does not harm on the environment, its impact on the environment with cadmium metal is entirely different. Therefore, CdTe solar modules in normal use, the benefit to the environment or even greater than the threat to the environment. VGP-BPS8，VGP-BPS8A，VGP-BPL8, VGP-BPL8A.

The past, production of traditional silicon solar panels based GE (GE), the future use, and the U.S. First Solar solar energy industry the same raw material, turn into the field of thin-film solar cells.

Although cadmium telluride technology, the conversion efficiency of less than the crystalline silicon solar cells, Ran strange that when considering conversion efficiency at the same time, manufacturing costs and raw material costs and other factors, cadmium telluride technology has over other thin-film solar technology, a better cost structure , this is strange to select developers for cadmium telluride technology, the main reason. VGP-BPS9，VGP-BPS9/B，VGP-BPS9/S，VGP-BPS9A，VGP-BPS9A/B .

It is reported that cadmium telluride solar cell manufacturing costs low, has received the highest efficiency of 16%, which is a good prospect for solar applications.
VGP-BPS10，VGP-BPS10A，VGP-BPS10A/B.

NTT DoCoMo mobile phones made to master and evaluation of high lithium-ion rechargeable dell KD476，dell GD761，dell TD347 charge state approach designed to address the 2006 and 2007 appears more than lithium-ion rechargeable mobile phone battery rupture and fire and other accidents. The method is held at Tohoku University in Japan, "Electronic Information and Communication Society in 2010 Composite Conference" (held Time: March 2010 16 ~ 19) published the (lecture number: B-9-1).
 

NTT DoCoMo repeated evaluation of the DOD (depth of discharge) for 5% of the charge-discharge cycle test of the effects of lithium-ion rechargeable Dell Inspiron 1501 battery，Dell Inspiron 6400 battery，Dell Inspiron E1505 battery (Figure 1). The experiment was conceived to connect AC adapter mobile phone charger in the continuing consolidation talk and so on. Mobile phones with built-in set the charge termination condition (100%) and re-start charging conditions (95%, etc.) and other parameters of the charging circuit. Also, the test temperature is set to charge when the temperature limits of - 50 ℃, "This is the worst state in terms of the battery" (NTT DoCoMo mobile phone technology to promote the Minister of Development, Kazuhiko Takeno).

NTT DoCoMo compared and tested two kinds of lithium-ion rechargeable battery. Cathode materials were used cobalt (Co), the battery voltage is 4.2V and from Co-Ni-Mn material composition of the battery voltage of 4.38V. In the DOD5% trial found significant differences between the two (Figure 2). 4.2V batteries in the past 5000 after charging and discharging cycles, Dell Latitude 131L battery,dell C1295，Dell Inspiron 500m battery，Dell Inspiron 510m battery capacity of less than 50%, while the 4.38V to 1000 cycles before the battery charge and discharge dropped to 50%. The reason is "too large voltage difference. We believe that the voltage is possible in some areas to become over-voltage, resulting in decomposition of cathode materials, as well as between the electrolyte oxidation" (Kazuhiko Takeno).

NTT DoCoMo hopes the results will be used to develop ideas in the wireless and electricity supply, the need for frequent recharging cases, excellent durability of the battery. In addition, this study is NTT DoCoMo Kyushu University with an Associate Professor of Mountain wood joint research results achieved.Dell Inspiron 600m battery，Dell Latitude D500 battery，Dell Latitude D505 battery，Dell Latitude D510 battery,Dell Latitude D520 battery，Dell Latitude D600 battery，Dell Latitude D610 battery.