Abstract: A catalyst for storing nitrogen oxides (NOx) in an exhaust gas from a lean burn engine comprising a NOx storage material and a substrate, wherein the NOx storage material comprises a NOx storage component and an NO oxidation promoter on a support material, wherein the NO oxidation promoter is manganese or an oxide, hydroxide or carbonate thereof.

Abstract: A pedestal assembly for a plasma processing system is provided. The assembly includes a pedestal with central top surface, e.g., mesa, and the central top surface extends from a center of the central top surface to an outer diameter of the central top surface. An annular surface surrounds the central top surface. The annular top surface is disposed at step down from the central top surface. A plurality of wafer supports project out of the central top surface at a support elevation distance above the central top surface. The plurality of wafer supports are evenly arranged around an inner radius of the center top surface. The inner radius is located between the center of the central top surface and less than a mid-radius that is approximately half way between the center of the pedestal and the outer diameter of the central top surface. A carrier ring configured for positioning over the annular surface of the pedestal is provided.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer and a second layer.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer and a second layer.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer, a second layer, and a third layer.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer, a second layer, and a third layer.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer consisting essentially of one or more platinum group metals, a cerium-containing support material, and a first inorganic oxide.

Abstract: A lean NOx trap catalyst and its use in an emission treatment system for internal combustion engines is disclosed. The lean NOx trap catalyst comprises a first layer, a second layer, and a third layer.

Abstract: An extruded honeycomb catalyst for nitrogen oxide reduction according to the selective catalytic reduction (SCR) method in exhaust gases from motor vehicles includes an extruded active carrier in honeycomb form having a first SCR catalytically active component and with a plurality of channels through which the exhaust gas flows during operation, and a washcoat coating having a second SCR catalytically active component being applied to the extruded body, wherein the first SCR catalytically active component and the second SCR catalytically active component are each independently one of: (i) vanadium catalyst with vanadium as catalytically active component; (ii) mixed-oxide catalyst with one or more oxides, in particular those of transition metals or lanthanides as catalytically active component; and (iii) an Fe- or a Cu-zeolite catalyst.

Abstract: A catalytic wall-flow monolith filter for use in an emission treatment system comprises a wall flow monolith comprising a porous substrate having surfaces that define the channels and having a first zone extending in the longitudinal direction from a first end face towards a second end face for a distance less than the filter length and a second zone downstream of the first zone, wherein a first SCR catalyst is distributed throughout the first zone of the porous substrate, and a second SCR catalyst is located on a layer that covers the surfaces in the second zone of the porous substrate. Systems and methods of using the filter in treating exhaust gases are described.

Abstract: A catalytic wall-flow monolith filter for use in an emission treatment system comprises a wall flow monolith comprising a porous substrate having surfaces that define the channels and having a first zone extending in the longitudinal direction from a first end face towards a second end face for a distance less than the filter length and a second zone extending in the longitudinal direction from the second end face towards the first end face and extending in the longitudinal direction for a distance less than the filter length, wherein a first SCR catalyst is distributed throughout the first zone of the porous substrate, an ammonia oxidation catalyst is distributed throughout the second zone of the porous substrate and a second SCR catalyst is located in a layer that covers the surfaces in the second zone of the porous substrate.

Abstract: An oxidation catalyst for treating an exhaust gas from a compression ignition engine, which oxidation catalyst comprises: a substrate; a first washcoat region comprising palladium (Pd) and a first support material comprising cerium oxide; and a second washcoat region comprising platinum (Pt) and a second support material.

Abstract: An oxidation catalyst for treating an exhaust gas from a compression ignition engine, which oxidation catalyst comprises: a substrate; a first washcoat region comprising palladium (Pd) and a first support material comprising cerium oxide; and a second washcoat region comprising platinum (Pt) and a second support material.

Abstract: A catalytic wall-flow monolith filter for use in an emission treatment system comprises a wall flow substrate having a first and a second face, and first and second pluralities of channels. The first plurality of channels is open at the first face and closed at the second face. The second plurality of channels is open at the second face and closed at the first face. The monolith filter comprises a porous substrate having a first zone extending from the first face towards the second face and a second zone extending from the second face towards the first face. Each of the zones are less that filter length. A first catalytic material is distributed throughout the first zone of the porous substrate, and a second catalytic material covers at least a portion of the surfaces in the second zone of the porous substrate and is not distributed throughout the porous substrate.

Abstract: The invention provides an exhaust gas cleaning oxidation catalyst and in particular to an oxidation catalyst for cleaning the exhaust gas discharged from internal combustion engines of compression ignition type (particularly diesel engines). The invention further relates to a catalysed substrate monolith comprising an oxidising catalyst on a substrate monolith for use in treating exhaust gas emitted from a lean-burn internal combustion engine. In particular, the invention relates to a catalysed substrate monolith comprising a first washcoat coating and a second washcoat coating, wherein the second washcoat coating is disposed in a layer above the first washcoat coating.

Abstract: Examples include the acquisition of objects names for portion index objects. Some examples include acquisition, from a remote object storage system, of a list of object names for a plurality of portion index objects, stored in the remote object storage system. In some examples, for each of the portion index objects, the acquired object name includes an identifier of an associated deduplicated backup item and information identifying a data range of the associated deduplicated backup item that is represented by metadata of the portion index object.

Abstract: An exhaust system for treating an exhaust gas from an internal combustion engine is disclosed. The system comprises a modified lean NOx trap (LNT), a urea injection system, and an ammonia-selective catalytic reduction catalyst. The modified LNT comprises a first layer and a second layer. The first layer comprises a NOx adsorbent component and one or more platinum group metals. The second layer comprises a diesel oxidation catalyst zone and an NO oxidation zone. The diesel oxidation catalyst zone comprises a platinum group metal, a zeolite, and optionally an alkaline earth metal. The NO oxidation zone comprises a platinum group metal and a carrier. The modified LNT stores NOx at temperatures below about 200° C. and releases at temperatures above about 200° C. The modified LNT and a method of using the modified LNT are also disclosed.

Abstract: A NOx trap catalyst is disclosed. The NOx trap catalyst comprises a noble metal, a NOx storage component, a support, and a first ceria-containing material. The first ceria-containing material is pre-aged prior to incorporation into the NOx trap catalyst, and may have a surface area of less than 80 m2/g. The invention also includes exhaust systems comprising the NOx trap catalyst, and a method for treating exhaust gas utilizing the NOx trap catalyst.

Abstract: Methods and apparatuses for patterning substrates using a positive patterning scheme are described herein. Methods involve receiving a substrate having a patterned core material, depositing a doped spacer material conformally over the patterned core material, selectively etching the core material to the doped spacer material to form a spacer mask, and using the spacer mask to etch a target layer on the substrate. Spacer materials may be doped using any of boron, gallium, phosphorus, arsenic, aluminum, and hafnium. Embodiments are suitable for applications in multiple patterning applications.

Abstract: An oxidation catalyst for treating an exhaust gas produced by a compression ignition engine is described. The oxidation catalyst comprises a substrate and a catalytic coating disposed on the substrate, wherein the catalytic coating comprises a mixture of: (a) particles of a first catalytic material for oxidising carbon monoxide (CO) and/or hydrocarbons (HCs); (b) particles of a second catalytic material for oxidising nitric oxide (NO) and/or for absorbing oxides of nitrogen (NOx).