The surface or boundary from which emissions such as light, radiation, or particles are released or emitted.

उत्सर्जन का सतह

English Usage: Scientists studied the surface of emission to understand the patterns of radiation release.

Hindi Usage: वैज्ञानिकों ने विकिरण उत्सर्जन के पैटर्न को समझने के लिए उत्सर्जन सतह का अध्ययन किया।