Emerging major role of organic aerosols in explaining the occurrence, frequency, and magnitude of haze and fog episodes during wintertime in the Indo Gangetic …

T Gupta, P Rajeev, R Rajput - ACS omega, 2022 - ACS Publications
Aerosols are an important part of Earth's atmosphere. They can absorb, scatter, or reflect the
incoming solar radiation, which results in heating or cooling of Earth, thus impacting its …

Annual trends in occurrence of submicron particles in ambient air and health risk posed by particle bound metals

S Izhar, A Goel, A Chakraborty, T Gupta - Chemosphere, 2016 - Elsevier
Risk analysis is highly important in toxicology and public health studies. Health risk related
to exposure to toxic metals of PM 1 was assessed. Concentrations of 13 heavy metals …

[PDF][PDF] Chemical characterization and source apportionment of submicron (PM1) aerosol in Kanpur region, India

A Chakraborty, T Gupta - Aerosol and Air Quality Research, 2010 - aaqr.org
ABSTRACTPM1 (particles having aerodynamic diameter< 1.0 µm) concentrations were
measured at a sampling site inside the Indian Institute of Technology (IIT) Kanpur campus …

Chemical characterization of PM1.0 aerosol in Delhi and source apportionment using positive matrix factorization

Jaiprakash, A Singhai, G Habib, RS Raman… - … Science and Pollution …, 2017 - Springer
Fine aerosol fraction (particulate matter with aerodynamic diameter<= 1.0 μm (PM) 1.0) over
the Indian Institute of Technology Delhi campus was monitored day and night (10 h each) at …

Secondary organic aerosol: a comparison between foggy and nonfoggy days

DS Kaul, T Gupta, SN Tripathi, V Tare… - … Science & Technology, 2011 - ACS Publications
Carbonaceous species, meteorological parameters, trace gases, and fogwater chemistry
were measured during winter in the Indian city of Kanpur to study secondary organic aerosol …

Refractive index and absorption attribution of highly absorbing brown carbon aerosols from an urban Indian City-Kanpur

PM Shamjad, SN Tripathi, NM Thamban, H Vreeland - Scientific reports, 2016 - nature.com
Atmospheric aerosols influence Earth's radiative balance, having both warming and cooling
effects. Though many aerosols reflect radiation, carbonaceous aerosols such as black …

Effect through inhalation on human health of PM1 bound polycyclic aromatic hydrocarbons collected from foggy days in northern part of India

DK Singh, T Gupta - Journal of hazardous materials, 2016 - Elsevier
We investigated the health risk from 16 polycyclic aromatic hydrocarbons (PAHs) adsorbed
on submicron particles and also reported their concentrations, spatial distribution and …

Light absorption characteristics of brown carbon during foggy and non-foggy episodes over the Indo-Gangetic Plain

V Choudhary, P Rajput, DK Singh, AK Singh… - Atmospheric Pollution …, 2018 - Elsevier
Atmospheric PM 1 (particulate matter with aerodynamic diameter≤ 1 μm) samples have
been collected during foggy (n= 17) and non-foggy nights (n= 19) in wintertime at Kanpur in …

Composition and source apportionment of PM1 at urban site Kanpur in India using PMF coupled with CBPF

P Rai, A Chakraborty, AK Mandariya, T Gupta - Atmospheric Research, 2016 - Elsevier
This study addresses the three major questions:(1) what are the emission sources of PM 1
which are affecting the study area;(2) where do these emission sources come from; and (3) …

Chemical composition and source-apportionment of sub-micron particles during wintertime over Northern India: New insights on influence of fog-processing

P Rajput, DK Singh, AK Singh, T Gupta - Environmental Pollution, 2018 - Elsevier
A comprehensive study was carried out from central part of Indo-Gangetic Plain (IGP; at
Kanpur) to understand abundance, temporal variability, processes (secondary formation and …