他们因何被撤销了科技奖励？

Group 1 - The Chinese Youth Science and Technology Award and the Chinese Young Female Scientist Award have had their first-ever recipients disqualified due to violations of scientific integrity and misconduct [2][3] - Five individuals had their awards revoked, with the time span from their original awards to revocation reaching up to 21 years [2][3] - The Chinese Youth Science and Technology Award has recognized 1,804 young scientists since its inception, with approximately 10% of recipients later becoming academicians [3] Group 2 - The Chinese Young Female Scientist Award has been awarded to 204 female scientists and 19 teams since 2004, with 9 recipients later becoming academicians [3] - The announcement regarding the revocation of awards did not specify the exact misconduct of the individuals involved, but it was revealed that some were involved in criminal activities while others engaged in scientific misconduct [5][6] - Previous instances of award revocation in China include the 2011 case involving a professor from Xi'an Jiaotong University, which was due to academic fraud [4] Group 3 - Zhou Xinyuan, one of the revoked awardees, was convicted of embezzlement and sentenced to four years in prison for misappropriating over 20 million yuan [5][6] - Chen Zheyu, another revoked recipient, was sentenced to two and a half years for misusing research funds [7][8] - Sun Beicheng and Zhao Yuanjin were involved in a case of improper solicitation during project evaluations, leading to their disqualification from future funding activities [9][10] Group 4 - Liu Jianni, the only female recipient among the revoked individuals, was found guilty of multiple violations during the evaluation process of her research projects [11][12] - The revocation of these awards serves as a reminder of the importance of scientific integrity and the consequences of misconduct in research [12][13]