FTIR 是一种非破坏性光谱技术，用于获取固体、液体或气体样品的红外吸收或发射光谱。FTIR 测量样品吸收的红外光强度与频率或波长的关系，从而提供有关样品内部分子振动的信息。分析所得光谱可以识别官能团、化学键和分子相互作用。 傅立叶变换红外光谱 ...

We’ve built a complex culture around caffeine. Not only do we have a variety of caffeinated products such as coffee, tea, sodas, energy drinks and pills, but we also have a lot of advice ...

Certainly, it begs the question: How much caffeine is really in coffee ice cream, and is it enough to keep you up at night? Ultimately, it’s important to be mindful of your caffeine intake as ...

You may experience withdrawal symptoms if you suddenly stop using caffeine. Caffeine withdrawal may cause headaches, irritability, low energy, and mood changes. It's important to understand how ...

Herein, we propose a protocol combining metabolomics profiling from plasma extracellular vesicles (EVs) and machine learning to identify the metabolomics discrepancies of early gastric cancer ...

Advanced Centre for Treatment Research and Education in Cancer (ACTREC), Tata Memorial Centre (TMC), Sector-22, Kharghar, Navi Mumbai 410210, India ...

Recent Johns Hopkins University research indicates that caffeine may enhance long-term memory. Participants who were given 200-miligram caffeine tablets after studying a series of images were better ...

Not into coffee? You likely have another source of caffeine that keeps you going. For me, it’s Diet Coke (especially from the fountain at McDonald’s—IYKYK), but lately I’ve been getting ...

New research suggests caffeine drinkers "may have difficulty accurately perceiving the influence of caffeine on sleep quality" Brenton Blanchet is a writer-reporter at PEOPLE. He has been working ...