Shaanxi University of Science and Technology

Xi'an University of Technology

Longi Green Energy Technology Co., Ltd.

Jie Li

Chengyuan Liang

Han Li

Qianqian Zhao

Songsong Ruan

Lei Tian

Xuechuan Wang

Danni Tian

Minyi Jia

Bin Tian

Xingke Ju

Yuzhi Liu

Haipeng Ren

Chao Bai

Xinke Ju

Xuechuang Wang

Jianbo Mao

Pengfei Dang

Xeufeng Chen

A groove engraving device and a groove engraving method are provided. The groove engraving device includes: a processing chamber for containing a piece to be processed, a cutter for groove engraving on the piece to be processed, a clamping mechanism for clamping the piece to be processed, a driving mechanism for driving the clamping mechanism to rotate, and a temperature controlling device for controlling a temperature inside the processing chamber to be within a preset temperature range. The clamping mechanism and the cutter are disposed inside the processing chamber, and the clamping mechanism is rotatable with respect to the processing chamber. The temperature controlling device is disposed inside the processing chamber. The groove engraving device can improve the processing efficiency and quality of the groove engraving on the piece to be processed.

Groove engraving device and groove engraving method

The present disclosure discloses an M-ary DCSK method based on chaotic shape-forming filtering. The method includes the following steps: at S1, parameters of a communication system are set; at S2, HP information and LP information to be sent in each time slot are prepared; at S3, the information to be sent is modulated; at S4, a chaotic carrier is generated through a chaotic shape-forming filter; at S5, a transmitted signal is prepared; at S6, down-carrier frequency and matched filter is performed to a received signal; at S7, the sampling of a maximum SNR point is performed to an output signal of a matched filter; at S8, the decision of high priority information bits is resumed; and at S9, the decision of low priority information bits is resumed.

M-ary differential chaos shift keying method based on chaotic shape-forming filter

A compound having the formula (I): is disclosed. A method of preparing the compound of formula (I) is also disclosed.

Bergenin lipoic acid ester with antioxidant activity and a method of preparing the same

A compound having the following formula (I): is disclosed. A method of preparing the compound of formula (I) is also disclosed.

Bergenin thiodipropionic acid ester with antioxidant activity and a method of improving the antioxidant property of ganoderma lucidum spore oil using the same

A compound having the following formula I: is disclosed. A method of preparing the compound of formula I is also disclosed.

Aesculin thiodipropionic acid ester with antioxidant activity and a method of preparing the same

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Xi'an, China

Jie Li