Compression ignition (CI) engines used in the transportation sector operates on fossil diesel
and is one of the biggest causes of air pollution. Numerous studies were carried out over last …

Modern lean-operated internal combustion engines running on natural gas, biogas, or
methane produced from wind or solar energy are highly fuel-efficient and can greatly …

In this work, the influence of exhaust parameters on the conversion performance of the Pd–
Rh three-way catalytic converter (TWC) for heavy-duty natural gas engines is investigated by …

In comparison to legacy engine technology, natural gas vehicles have become cleaner and
more efficient. Improved fueling infrastructure has supported the growth of natural gas …

Gaseous fuels, eg, natural gas, biogas, have several advantages over liquid fuels owing to
their favorable physical and chemical properties, eg, lower carbon numbers in the fuel …

Catalytic oxidation of methane (CH4) over nonprecious Ni/CeO2 catalysts has received a lot
of attention due to the large natural gas reserves found in North America and the prohibitive …

In view of the strong interest in the adoption of hydrogen as an alternative fuel for internal
combustion engines, the authors present the results of an experimental activity aimed at …

Natural gas vehicles (NGVs) have been promoted in China to mitigate air pollution, yet our
measurements and analyses show that NGV growth in China may have significant negative …

The performance of a three-way catalyst (TWC) in natural gas-powered vehicles is
enhanced by periodic changes in air-to-fuel ratio (λ-modulation). The reaction networks and …

Particulate matter (PM), and in particular ultrafine particles, have a negative impact on
human health. The contribution of vehicle PM emissions to air pollution is typically quantified …