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P Silva - Acto e processo, 2009 - core.ac.uk
A todo o pessoal do laboratório de Química Orgânica, de um modo especial à Cláudia e à
Lipa, à Joana Brás, ao João, ao Leandro, à Teresa, à Sónia, à Andreia e ao Flávio, pela …

Low-temperature H2-SCR of NO on a novel Pt/MgO-CeO2 catalyst

CN Costa, AM Efstathiou - Applied Catalysis B: Environmental, 2007 - Elsevier
The selective catalytic reduction of NO by H 2 under strongly oxidizing conditions (H 2 -SCR)
in the low-temperature range of 100–200C has been studied over Pt supported on a series …

An investigation of the NO/H2/O2 (Lean-deNOx) reaction on a highly active and selective Pt/La0. 5Ce0. 5MnO3 catalyst

CN Costa, VN Stathopoulos, VC Belessi… - Journal of …, 2001 - Elsevier
The NO/H 2 /O 2 reaction has been studied under lean-burn conditions in the 100–400C
range over 0.1 wt% Pt supported on La 0.5 Ce 0.5 MnO 3 (mixed oxide containing LaMnO 3 , …

Industrial H2-SCR of NO on a novel Pt/MgO–CeO2 catalyst

CN Costa, PG Savva, JLG Fierro… - Applied Catalysis B …, 2007 - Elsevier
We describe here the performance of a novel MgO–CeO 2 -supported Pt (0.1wt%) catalyst
towards the selective conversion of NO into N 2 (S N2 >80%) by using H 2 (H 2 -SCR) under …

An investigation of the NO/H2/O2 (Lean De-NOx) reaction on a highly active and selective Pt/La0. 7Sr0. 2Ce0. 1FeO3 catalyst at low temperatures

CN Costa, PG Savva, C Andronikou, PS Lambrou… - Journal of …, 2002 - Elsevier
A 0.1 wt% Pt supported on La 0.7 Sr 0.2 Ce 0.1 FeO 3 solid (mixed oxide containing LaFeO
3 , SrFeO 3−x , CeO 2 , and Fe 2 O 3 phases) has been studied for the NO/H 2 /O 2 reaction …

A study of biochemical parameters of composted and fresh municipal wastes

C Garcia, T Hernández, C Costa, B Ceccanti… - Bioresource …, 1993 - Elsevier
Three different groups of municipal organic materials (fresh city refuse, sewage sludge and
the composted products of both) were characterized from a biochemical point of view, and …

Mechanistic Aspects of the H2-SCR of NO on a Novel Pt/MgO−CeO2 Catalyst

CN Costa, AM Efstathiou - The Journal of Physical Chemistry C, 2007 - ACS Publications
… A completely different result was reported by Costa and Efstathiou for Pt/SiO 2 and Pt/La 0.5
Ce 0.5 MnO 3 catalysts, 40 where gaseous O 2 was found to participate in the formation of N …

Assessment of toxic heavy metals concentrations in soils and wild and cultivated plant species in Limni abandoned copper mining site, Cyprus

A Christou, CP Theologides, C Costa… - Journal of Geochemical …, 2017 - Elsevier
Mine tailings represent a serious source of soil pollution with public health implications. The
objectives of this study were: (1) to assess the level of toxic and heavy metal mobilization …

Hydrogen Lean-DeNOx as an Alternative to the Ammonia and Hydrocarbon Selective Catalytic Reduction (SCR)

PG Savva, CN Costa - Catalysis Reviews: Science and …, 2011 - Taylor & Francis
The present article consists a critical up-to-date review of the research conducted so far on
the selective catalytic reduction of NO x with hydrogen under lean-burn conditions as an …

Mathematical modeling of the oxygen storage capacity phenomenon studied by CO pulse transient experiments over Pd/CeO2 catalyst

CN Costa, SY Christou, G Georgiou, AM Efstathiou - Journal of Catalysis, 2003 - Elsevier
A mathematical model has been developed for the first time to study the oxygen storage
capacity (OSC) phenomenon by the CO pulse injection technique over a 1 wt% Pd/CeO 2 model …