One of the most important of these emissions is fine particulate matter,which is a harmful emission of diesel engines,leading to the imposition of strict regulations.Biodiesel,with its high oxygen content,is an effect...
Strolling down a busy street,waiting in a parking lot or standing at the entrance of a scenic spot,many have encountered the sharp,unwelcome sting of cigarette smoke hanging heavily in the air.
the National Natural Science Foundation of China(Grant No.91844000)is acknowledged.
1.Background Air pollution is a global environmental problem and has serious impacts on human health,climate change,and ecological systems.From the lessons learned by developed countries,the use of various energy type...
supported by the National Natural Science Foundation of China(Grant Number 52472322);the Shanghai Sailing Program(Grant Number 21YF1415800);the Open Project of Key Laboratory of Advanced Public Transportation Science(Grant Number 2023-APTS-05);the Shanghai SASAC Enterprise Innovation and Capability Enhancement Project(Grant Number 2022016,2023020).
Once a train stops in a tunnel section and requires emergency evacuation,the large distance between stations and long walking distances in the underground spaces of suburban railway systems pose potential risks to the...
As calls to preserve the Spring Festival custom of lighting fireworks increase,local governments and industries are seeking to balance tradition with addressing air quality and public safety issues.As the sky exploded...
supported by the Energy Foundation(No.G-2203-33693).
To understand the smoke level and NO_(x)emission characteristics of in-use construction machinery in Beijing,we selected 905 construction machines in Beijing from August 2022 to April 2023 to monitor the emission leve...
Oxygenated fuels can reduce harmful emissions without affecting engine performance,meeting the big challenge in the transportation industry,which keeps the environment safe and reduces global warming.This study invest...
To improve the catalytic performance of La_(0.6)Sr_(0.4)Co_(0.2)Fe_(0.8)O_(3)(LSCF)towards carbon soot,we utilized the impregnation method to incorporate Ag into the prepared LSCF catalyst.We conducted a series of cha...
As a type of critical transportation infrastructures,safety of major tunnels in urban transportation corridors has become unprecedentedly crucial.In various fire incidents with high temperature environment,the ceiling...
Radon is a naturally occurring radioactive gas that exists everywhere in our living or working environments.1 Radon and its decay products are considered to be the second leading causes of lung cancer in tobacco smoke...