Abstract: Recently, deepfakes have raised severe concerns about the authenticity of online media. Prior works for deepfake detection have made many efforts to capture the intra-modal artifacts.

DF-PEG-DF（聚乙二醇二苯甲醛）通过聚乙二醇（PEG）两端连接苯甲醛（DF，Benzaldehyde）基团，形成对称型分子结构，凭借醛基与氨基的特异性反应、PEG 链的亲水性调节，解决了传统交联试剂水溶性差、生物毒性高、空间位阻大等痛点，广泛应用于生物大分子偶联 ...

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DF-PEG-DF（苯甲醛-聚乙二醇-苯甲醛）是一种双功能化聚乙二醇（PEG）衍生物，其分子结构两端各连接一个苯甲醛基团（Benzaldehyde, DF），中间为聚乙二醇链段。 基本定义 DF-PEG-DF的分子式为 DF-PEG-DF，其中： DF（苯甲醛基团）：提供高反应活性的醛基（-CHO），可与含 ...

For fixing Windows errors, we recommend Fortect: Fortect will identify and deploy the correct fix for your Windows errors. Follow the 3 easy steps to get rid of Windows errors: Editing big documents ...

China showcased its newest intercontinental nuclear missile, the Dongfeng 5C (DF-5C), during a large-scale Victory Day parade in Beijing. The event marked the 80th anniversary of the end of World War ...

If you own a pair of wireless earbuds, you’ll know how easy it is to misplace them. They might be convenient, but they’re a nightmare to keep safe. If you somehow misplace the AirPods charging case ...

Compact and lightweight, the R&S ADD507 direction finding (DF) antenna covers 9 MHz to 8 GHz, reducing the need for multiple antennas. Expanded VHF coverage improves weak signal detection, making the ...

If your refrigerator is giving you trouble—your water dispenser has slowed to a trickle, your icemaker keeps jamming, or worse, you open the door and get hit by a warm breeze—you’re probably wondering ...

China is expanding the number of road-mobile DF-26 intermediate-range ballistic missiles that Beijing has called the “Guam killer” for its ability to attack American forces on the Pacific island, ...