All Stories

  1. Catalytic oxidation of carbon monoxide over copper-Cerium mixed oxide catalysts: Effect of catalyst preparation method

    Article • Biomass and Bioenergy, March 2026, Elsevier

    Christoper Parlett

  2. Unveiling the Role of Ru–N 4 on Ru–N–C Single-Atom Catalyst in C–O/C–C Bonds’ Oxidative Cleavage in Lignin

    Article • ACS Catalysis, February 2026, American Chemical Society (ACS)

    Christoper Parlett

  3. Correction to “To Alloy or Not to Alloy? The Unexpected Power of Pd–Au Catalyst Physical Mixtures in Efficient HMF Oxidation to FDCA”

    Article • ACS Catalysis, January 2026, American Chemical Society (ACS)

    Christoper Parlett

  4. Impact of zeolite properties on catalytic hydrodeoxygenation: Spatially segregated metal-acid site engineering for enhanced cascade efficiency

    Article • Materials Today Catalysis, December 2025, Elsevier

    Christoper Parlett

  5. Impact of Macroporosity on the Transesterification of Triglycerides over MgO/SBA-15

    Article • Catalysts, November 2025, MDPI AG

    Professor Adam Lee, Christoper Parlett

  6. To Alloy or Not to Alloy? The Unexpected Power of Pd–Au Catalyst Physical Mixtures in Efficient HMF Oxidation to FDCA

    Article • ACS Catalysis, June 2025, American Chemical Society (ACS)

    Christoper Parlett

  7. Sulfonic acid-functionalised zeolites for fructose dehydration into 5-hydroxymethylfurfural

    Article • Sustainability Science and Technology, June 2025, Institute of Physics Publishing

    Christoper Parlett

  8. Chlorine poisoning-resistant atomically dispersed Ru for low-temperature o-dichlorobenzene oxidation

    Article • Applied Catalysis B Environment and Energy, June 2025, Elsevier

    Christoper Parlett

  9. Ethanol Dehydration over Silica-Supported H3PW12O40 and the Role of Water

    Article • ACS Catalysis, May 2025, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  10. Development of iron-nickel containing perovskites with increased oxygen carrier capacity for chemical looping H2 production

    Article • Journal of Environmental Chemical Engineering, February 2025, Elsevier

    Christoper Parlett

  11. Dehydration of xylose to furfural in a biphasic system: catalyst selection and kinetic modelling discrimination

    Article • Reaction Chemistry & Engineering, January 2025, Royal Society of Chemistry

    Christoper Parlett

  12. Spatial segregation of catalytic sites within Pd doped H-ZSM-5 for fatty acid hydrodeoxygenation to alkanes

    Article • Nature Communications, September 2024, Springer Science + Business Media

    Christoper Parlett

  13. Formulation of zeolite-mesoporous silica composite catalysts for light olefin production from catalytic cracking

    Article • Frontiers of Chemical Science and Engineering, July 2024, Springer Science + Business Media

    Christoper Parlett

  14. Promotion of manganese on Fe-based catalyst for the production of carbon nanotubes (CNTs) from plastics

    Article • Chemical Engineering Journal, July 2024, Elsevier

    Christoper Parlett

  15. In Situ Formation of Suspended Graphene Windows for Lab‐Based XPS in Liquid and Gas Environments

    Article • ChemCatChem, June 2024, Wiley

    Christoper Parlett

  16. Impact of Ceria Support Morphology on Au Single‐Atom Catalysts for Benzyl Alcohol Selective Oxidation

    Article • ChemCatChem, May 2024, Wiley

    Christoper Parlett

  17. Operando synchrotron-based X-ray study and intervention approaches of graphene-related-materials for investigating the performance and durability of HT-PEMFC

    Article • Chemical Engineering Journal, May 2024, Elsevier

    Christoper Parlett

  18. XPS surface analysis of ceria-based materials: Experimental methods and considerations

    Article • Applied Surface Science Advances, December 2023, Elsevier

    Christoper Parlett

  19. A Facile Synthesis Route to AuPd Alloys for the Selective Oxidation of 5‐Hydroxymethylfurfural to 2,5‐Furandicarboxylic Acid

    Article • ChemPlusChem, October 2023, Wiley

    Christoper Parlett

  20. Impact of Porous Silica Nanosphere Architectures on the Catalytic Performance of Supported Sulphonic Acid Sites for Fructose Dehydration to 5‐Hydroxymethylfurfural

    Article • ChemPlusChem, October 2023, Wiley

    Christoper Parlett

  21. Synthesis and catalytic advantage of a hierarchical ordered macroporous KIT-6 silica

    Article • Materials Today Chemistry, June 2023, Elsevier

    Professor Adam Lee, Christoper Parlett

  22. Humin Formation on SBA-15-pr-SO3H Catalysts during the Alcoholysis of Furfuryl Alcohol to Ethyl Levulinate: Effect of Pore Size on Catalyst Stability, Transport, and Adsorption

    Article • ACS Applied Materials & Interfaces, May 2023, American Chemical Society (ACS)

    Christoper Parlett

  23. Intermediates during the Nucleation of Platinum Nanoparticles by a Reaction with Ethylene Glycol: Operando X-ray Absorption Spectroscopy Studies with a Microfluidic Cell

    Article • The Journal of Physical Chemistry C, May 2023, American Chemical Society (ACS)

    Christoper Parlett

  24. Corrigendum to “Heteropolyacids supported on zirconia-doped γ, θ and α alumina: A physicochemical assessment and characterization of supported solid acids” [Appl. Surf. Sci. 605 (2022) 154696]

    Article • Applied Surface Science, April 2023, Elsevier

    Christoper Parlett

  25. Editorial—special issue “catalysis for sustainable hydrogen production”

    Article • Materials Today Chemistry, April 2023, Elsevier

    Christoper Parlett

  26. Use of copper carbonate as corrosion inhibitor for carbon steel in post combustion carbon capture

    Article • Carbon Capture Science & Technology, March 2023, Elsevier

    Christoper Parlett

  27. Hierarchical zeolite catalysed fructose dehydration to 5-hydroxymethylfurfural within a biphasic solvent system under microwave irradiation

    Article • RSC Sustainability, January 2023, Royal Society of Chemistry

    Christoper Parlett

  28. Isolated PdO sites on SiO2-supported NiO nanoparticles as active sites for allylic alcohol selective oxidation

    Article • Catalysis Science & Technology, January 2023, Royal Society of Chemistry

    Christoper Parlett

  29. Bimetallic Aluminum‐ and Niobium‐Doped MCM‐41 for Efficient Conversion of Biomass‐Derived 2‐Methyltetrahydrofuran to Pentadienes

    Article • Angewandte Chemie, November 2022, Wiley

    Christoper Parlett

  30. Non-thermal plasma activated CO2 hydrogenation over K- and La- promoted layered-double hydroxide supported Ni catalysts

    Article • Frontiers in Chemical Engineering, November 2022, Frontiers

    Christoper Parlett

  31. Developing silicalite-1 encapsulated Ni nanoparticles as sintering-/coking-resistant catalysts for dry reforming of methane

    Article • Chemical Engineering Journal, October 2022, Elsevier

    Christoper Parlett

  32. XAS/DRIFTS/MS spectroscopy for time-resolved operando study of integrated carbon capture and utilisation process

    Article • Separation and Purification Technology, October 2022, Elsevier

    Christoper Parlett

  33. Integrated carbon capture and utilization: Synergistic catalysis between highly dispersed Ni clusters and ceria oxygen vacancies

    Article • Chemical Engineering Journal, June 2022, Elsevier

    Christoper Parlett

  34. Insights into Substituent Effects of Benzaldehyde Derivatives in a Heterogeneous Organocatalyzed Aldol Reaction

    Article • ChemCatChem, May 2022, Wiley

    Christoper Parlett

  35. Recent developments in multifunctional catalysts for fatty acid hydrodeoxygenation as a route towards biofuels

    Article • Molecular Catalysis, May 2022, Elsevier

    Christoper Parlett

  36. Continuous-flow synthesis of mesoporous SBA-15

    Article • Microporous and Mesoporous Materials, January 2022, Elsevier

    Christoper Parlett, Professor Adam Lee

  37. NMR relaxation time measurements of solvent effects in an organocatalysed asymmetric aldol reaction over silica SBA-15 supported proline

    Article • Reaction Chemistry & Engineering, January 2022, Royal Society of Chemistry

    Christoper Parlett

  38. Palladium-doped hierarchical ZSM-5 for catalytic selective oxidation of allylic and benzylic alcohols

    Article • Royal Society Open Science, October 2021, Royal Society Publishing

    Christoper Parlett

  39. Atom efficient PtCu bimetallic catalysts and ultra dilute alloys for the selective hydrogenation of furfural

    Article • Applied Catalysis B Environment and Energy, May 2021, Elsevier

    Christoper Parlett

  40. Control of zeolite microenvironment for propene synthesis from methanol

    Article • Nature Communications, February 2021, Springer Science + Business Media

    Christoper Parlett, Dr German Sastre

  41. Publisher Correction: A spatially orthogonal hierarchically porous acid–base catalyst for cascade and antagonistic reactions

    Article • Nature Catalysis, November 2020, Springer Science + Business Media

    Christoper Parlett, Professor Adam Lee

  42. Ru nanoparticles supported on N-doped reduced graphene oxide as valuable catalyst for the selective aerobic oxidation of benzyl alcohol

    Article • Catalysis Today, November 2020, Elsevier

    Christoper Parlett

  43. A spatially orthogonal hierarchically porous acid–base catalyst for cascade and antagonistic reactions

    Article • Nature Catalysis, October 2020, Springer Science + Business Media

    Christoper Parlett, Professor Adam Lee

  44. The effect of metal precursor on copper phase dispersion and nanoparticle formation for the catalytic transformations of furfural

    Article • Applied Catalysis B Environment and Energy, September 2020, Elsevier

    Christoper Parlett

  45. Preface to Special Issue on 5th UK Catalysis Conference (UKCC 2019)

    Article • Topics in Catalysis, July 2020, Springer Science + Business Media

    Christoper Parlett

  46. Metal–Acid Synergy: Hydrodeoxygenation of Anisole over Pt/Al‐SBA‐15

    Article • ChemSusChem, June 2020, Wiley

    Christoper Parlett, Professor Adam Lee

  47. A Spatially Orthogonal Hierarchically Porous Acid-Base Catalyst for Cascade and Antagonistic Reactions

    Article • May 2020, American Chemical Society (ACS)

    Christoper Parlett

  48. A Spatially Orthogonal Hierarchically Porous Acid-Base Catalyst for Cascade and Antagonistic Reactions

    Article • May 2020, American Chemical Society (ACS)

    Christoper Parlett

  49. A Spatially Orthogonal Hierarchically Porous Acid-Base Catalyst for Cascade and Antagonistic Reactions

    Article • May 2020, American Chemical Society (ACS)

    Christoper Parlett, Professor Adam Lee

  50. Ethanol Steam Reforming for Hydrogen Production Over Hierarchical Macroporous Mesoporous SBA-15 Supported Nickel Nanoparticles

    Article • Topics in Catalysis, May 2020, Springer Science + Business Media

    Christoper Parlett

  51. Shining light on the solid–liquid interface: in situ/operando monitoring of surface catalysis

    Article • Catalysis Science & Technology, January 2020, Royal Society of Chemistry

    Christoper Parlett, Professor Andrew M Beale, Professor Adam Lee

  52. Quantitative production of butenes from biomass-derived γ-valerolactone catalysed by hetero-atomic MFI zeolite

    Article • Nature Materials, December 2019, Springer Science + Business Media

    Christoper Parlett

  53. Oxidative Thermal Sintering and Redispersion of Rh Nanoparticles on Supports with High Oxygen Ion Lability

    Article • Catalysts, June 2019, MDPI AG

    Christoper Parlett

  54. A Spatially Orthogonal Hierarchically Porous Acid-Base Catalyst for Cascade and Antagonistic Reactions

    Article • June 2019, American Chemical Society (ACS)

    Christoper Parlett, Professor Adam Lee

  55. Cascade Aerobic Selective Oxidation over Contiguous Dual-Catalyst Beds in Continuous Flow

    Article • ACS Catalysis, May 2019, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  56. Hydrothermal Reconstructing Routes of Alkali-Free ZnAl Layered Double Hydroxide: A Characterisation Study

    Article • Solid State Phenomena, April 2019, Trans Tech Publications

    Rozaina Saleh, Christoper Parlett, Professor Adam Lee

  57. Effect of support oxygen storage capacity on the catalytic performance of Rh nanoparticles for CO2 reforming of methane

    Article • Applied Catalysis B Environment and Energy, April 2019, Elsevier

    Christoper Parlett

  58. Unravelling mass transport in hierarchically porous catalysts

    Article • Journal of Materials Chemistry A, January 2019, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  59. Fundamental studies of carbon capture using CaO-based materials

    Article • Journal of Materials Chemistry A, January 2019, Royal Society of Chemistry

    Christoper Parlett

  60. Development of Ca/KIT-6 adsorbents for high temperature CO2 capture

    Article • Fuel, January 2019, Elsevier

    Christoper Parlett

  61. Alkali-Free Zn–Al Layered Double Hydroxide Catalysts for Triglyceride Transesterification

    Article • Catalysts, December 2018, MDPI AG

    Professor Adam Lee, Christoper Parlett

  62. Producing carbon nanotubes from thermochemical conversion of waste plastics using Ni/ceramic based catalyst

    Article • Chemical Engineering Science, December 2018, Elsevier

    Christoper Parlett

  63. Single atom Cu(I) promoted mesoporous titanias for photocatalytic Methyl Orange depollution and H 2 production

    Article • Applied Catalysis B Environment and Energy, September 2018, Elsevier

    Professor Adam Lee, Christoper Parlett

  64. Size-Dependent Visible Light Photocatalytic Performance of Cu2 O Nanocubes

    Article • ChemCatChem, July 2018, Wiley

    Professor Adam Lee, Christoper Parlett

  65. Tunable Silver-Functionalized Porous Frameworks for Antibacterial Applications

    Article • Antibiotics, July 2018, MDPI AG

    Professor Adam Lee, Christoper Parlett

  66. Extending the range of liquids available for NMR cryoporometry studies of porous materials

    Article • Microporous and Mesoporous Materials, July 2018, Elsevier

    Professor Adam Lee, Christoper Parlett

  67. NMR cryoporometric measurements of porous silica: A method for the determination of melting point depression parameters of probe liquids

    Article • Microporous and Mesoporous Materials, July 2018, Elsevier

    Professor Adam Lee, Christoper Parlett

  68. On the Impact of the Preparation Method on the Surface Basicity of Mg–Zr Mixed Oxide Catalysts for Tributyrin Transesterification

    Article • Catalysts, May 2018, MDPI AG

    Professor Adam Lee, Christoper Parlett

  69. Magnetically-separable Fe 3 O 4 @SiO 2 @SO 4 -ZrO 2 core-shell nanoparticle catalysts for propanoic acid esterification

    Article • Molecular Catalysis, April 2018, Elsevier

    Professor Adam Lee, Christoper Parlett

  70. Platinum catalysed aerobic selective oxidation of cinnamaldehyde to cinnamic acid

    Article • Catalysis Today, March 2018, Elsevier

    Professor Adam Lee, Christoper Parlett

  71. Delaminated CoAl-Layered Double Hydroxide@TiO2 Heterojunction Nanocomposites for Photocatalytic Reduction of CO2

    Article • Particle & Particle Systems Characterization, November 2017, Wiley

    Professor Adam Lee, Christoper Parlett

  72. A magnetically-separable H 3 PW 12 O 40 @Fe 3 O 4 /EN-MIL-101 catalyst for the one-pot solventless synthesis of 2H-indazolo[2,1- b ] phthalazine-triones

    Article • Molecular Catalysis, October 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  73. Impact of Macroporosity on Catalytic Upgrading of Fast Pyrolysis Bio-Oil by Esterification over Silica Sulfonic Acids

    Article • ChemSusChem, August 2017, Wiley

    Professor Adam Lee, Christoper Parlett

  74. Diffusion NMR Characterization of Catalytic Silica Supports: A Tortuous Path

    Article • The Journal of Physical Chemistry C, July 2017, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  75. P25@CoAl layered double hydroxide heterojunction nanocomposites for CO 2 photocatalytic reduction

    Article • Applied Catalysis B Environment and Energy, July 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  76. A new application for transition metal chalcogenides: WS2 catalysed esterification of carboxylic acids

    Article • Catalysis Communications, March 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  77. High activity magnetic core-mesoporous shell sulfonic acid silica nanoparticles for carboxylic acid esterification

    Article • Catalysis Communications, March 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  78. Tailored mesoporous silica supports for Ni catalysed hydrogen production from ethanol steam reforming

    Article • Catalysis Communications, March 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  79. Acetic Acid Ketonization over Fe3 O4 /SiO2 for Pyrolysis Bio-Oil Upgrading

    Article • ChemCatChem, January 2017, Wiley

    Professor Adam Lee, Christoper Parlett

  80. Support enhanced α-pinene isomerization over HPW/SBA-15

    Article • Applied Catalysis B Environment and Energy, January 2017, Elsevier

    Professor Adam Lee, Christoper Parlett

  81. Tunable Ag@SiO2 core–shell nanocomposites for broad spectrum antibacterial applications

    Article • RSC Advances, January 2017, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  82. Platinum-Catalyzed Aqueous-Phase Hydrogenation of d-Glucose to d-Sorbitol

    Article • ACS Catalysis, October 2016, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  83. Facile synthesis of hierarchical Cu2O nanocubes as visible light photocatalysts

    Article • Applied Catalysis B Environment and Energy, July 2016, Elsevier

    Professor Adam Lee, Christoper Parlett

  84. Size-controlled TiO2 nanoparticles on porous hosts for enhanced photocatalytic hydrogen production

    Article • Applied Catalysis A General, July 2016, Elsevier

    Dr Mustafa K Bayazit, Professor Adam Lee, Christoper Parlett

  85. Photodeposition as a facile route to tunable Pt photocatalysts for hydrogen production: on the role of methanol

    Article • Catalysis Science & Technology, January 2016, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  86. Highly selective hydrogenation of furfural over supported Pt nanoparticles under mild conditions

    Article • Applied Catalysis B Environment and Energy, January 2016, Elsevier

    Professor Adam Lee, Christoper Parlett

  87. Spatially orthogonal chemical functionalization of a hierarchical pore network for catalytic cascade reactions

    Article • Nature Materials, November 2015, Nature

    Professor Adam Lee, Christoper Parlett

  88. Selectivity control in Pt-catalyzed cinnamaldehyde hydrogenation

    Article • Scientific Reports, March 2015, Nature

    Professor Adam Lee, Christoper Parlett

  89. Facile route to conformal hydrotalcite coatings over complex architectures: a hierarchically ordered nanoporous base catalyst for FAME production

    Article • Green Chemistry, January 2015, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  90. Green preparation of tuneable carbon–silica composite materials from wastes

    Article • Journal of Materials Chemistry A, January 2015, Royal Society of Chemistry

    Christoper Parlett

  91. Solid base catalysed 5-HMF oxidation to 2,5-FDCA over Au/hydrotalcites: fact or fiction?

    Article • Chemical Science, January 2015, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  92. Alumina-grafted SBA-15 as a high performance support for Pd-catalysed cinnamyl alcohol selective oxidation

    Article • Catalysis Today, June 2014, Elsevier

    Professor Adam Lee, Christoper Parlett

  93. Alkali- and nitrate-free synthesis of highly active Mg–Al hydrotalcite-coated alumina for FAME production

    Article • Catalysis Science & Technology, January 2014, Royal Society of Chemistry

    adam lee, Professor Adam Lee, Christoper Parlett

  94. Hydrothermal saline promoted grafting: a route to sulfonic acid SBA-15 silica with ultra-high acid site loading for biodiesel synthesis

    Article • Green Chemistry, January 2014, Royal Society of Chemistry

    Professor Karen Wilson, Professor Adam Lee, Christoper Parlett

  95. Selective oxidation of allylic alcohols over highly ordered Pd/meso-Al2O3 catalysts

    Article • Catalysis Communications, January 2014, Elsevier

    Professor Adam Lee, Christoper Parlett

  96. Synthesis of CuS and CuS/ZnS core/shell nanocrystals for photocatalytic degradation of dyes under visible light

    Article • Catalysis Communications, January 2014, Elsevier

    Christoper Parlett

  97. Hierarchically Ordered Nanoporous Pd/SBA-15 Catalyst for the Aerobic Selective Oxidation of Sterically Challenging Allylic Alcohols

    Article • ACS Catalysis, September 2013, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  98. ChemInform Abstract: Hierarchical Porous Materials: Catalytic Applications

    Article • ChemInform, June 2013, Wiley

    Professor Adam Lee, Christoper Parlett

  99. Identifying the active phase in Cs-promoted MgO nanocatalysts for triglyceride transesterification

    Article • Journal of Chemical Technology & Biotechnology, May 2013, Wiley

    Professor Adam Lee, Christoper Parlett

  100. True liquid crystal templating of SBA-15 with reduced microporosity

    Article • Microporous and Mesoporous Materials, May 2013, Elsevier

    Professor Adam Lee, Christoper Parlett

  101. Operando synchronous DRIFTS/MS/XAS as a powerful tool for guiding the design of Pd catalysts for the selective oxidation of alcohols

    Article • Catalysis Today, April 2013, Elsevier

    Professor Adam Lee, Christoper Parlett

  102. Inside Cover: Mesoporous Silicas as Versatile Supports to Tune the Palladium-Catalyzed Selective Aerobic Oxidation of Allylic Alcohols (ChemCatChem 4/2013)

    Article • ChemCatChem, March 2013, Wiley

    Christoper Parlett

  103. Hierarchical porous materials: catalytic applications

    Article • Chemical Society Reviews, January 2013, Royal Society of Chemistry

    adam lee, Professor Adam Lee, Christoper Parlett

  104. Tunable Pt nanocatalysts for the aerobic selox of cinnamyl alcohol

    Article • Nanoscale, January 2013, Royal Society of Chemistry

    Professor Adam Lee, Christoper Parlett

  105. Redox-Controlled Crotyl Alcohol Selective Oxidation: In Situ Oxidation and Reduction Dynamics of Catalytic Pd Nanoparticles via Synchronous XANES/MS

    Article • ACS Catalysis, September 2012, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  106. Mesoporous Silicas as Versatile Supports to Tune the Palladium-Catalyzed Selective Aerobic Oxidation of Allylic Alcohols

    Article • ChemCatChem, September 2012, Wiley

    Professor Adam Lee, Christoper Parlett

  107. On the impact of Cu dispersion on CO2 photoreduction over Cu/TiO2

    Article • Catalysis Communications, August 2012, Elsevier

    Professor Adam Lee, Christoper Parlett

  108. Support-Enhanced Selective Aerobic Alcohol Oxidation over Pd/Mesoporous Silicas

    Article • ACS Catalysis, May 2011, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  109. Reaction-Driven Surface Restructuring and Selectivity Control in Allylic Alcohol Catalytic Aerobic Oxidation over Pd

    Article • Journal of the American Chemical Society, March 2011, American Chemical Society (ACS)

    Professor Adam Lee, Christoper Parlett

  110. In-situ X-ray Studies of Clean Catalytic Technologies

    Article • MRS Proceedings, January 2011, Springer Science + Business Media

    Professor Adam Lee, Christoper Parlett

  111. Humin Formation on SBA-15-pr-SO3H Catalysts during the Alcoholysis of Furfuryl Alcohol to Ethyl Levulinate: Effect of Pore Size on Catalyst Stability, Transport, and Adsorption

    Article • American Chemical Society (ACS)

    Christoper Parlett