121901 -

A Physical Review Letters paper (131.121901) measuring hadron production ratios in proton-proton collisions.

In the field of mechanical engineering, 121901 refers to a study on serpentine cooling channels published in the Journal of Heat Transfer . 121901

The paper explores "wave focusing effects," which are techniques used to concentrate wave energy into a smaller area to increase the efficiency of power capture. 4. Other Notable Scientific "121901" Articles A Physical Review Letters paper (131