Results 141 to 150 of about 166,116,027 (191)

Coal Calorific Value Prediction via Multi-View Transformer. [PDF]

open access: yesSensors (Basel)
Zhang D   +7 more
europepmc   +1 more source

Determination of alpha quartz particle distribution in respirable coal mine dust samples and reference standards

open access: yes
"The objective of this Bureau of Mines research was to compare the size distribution of respirable quartz collected at coal mines with that of several reference standards used to quantify quartz in coal mine dust samples.

core  

Sources and atmospheric transformation of PM<sub>2.5</sub> at forest site in southern China revealed by δ<sup>13</sup>C. [PDF]

open access: yesiScience
Cheng Z   +10 more
europepmc   +1 more source

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