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Wakshum Mekonnen Tucho

Senioringeniør

Ivar Langnes hus
Det teknisk-naturvitenskapelige fakultet
Institutt for maskin, bygg og materialteknologi
Laboratorium IMBM
IL L-127
Publications
  • Vitenskapelige publikasjoner
    • Lu, Song; Zhang, Yang; Mady, Mohamed Fawzy Hamed Attia; Tucho, Wakshum Mekonnen; Lou, Fengliu; Yu, Zhixin

      (2022)

      Efficient Electrochemical Reduction of CO2 to CO by Ag-Decorated B-Doped g-C3N4: A Combined Theoretical and Experimental Study.

      Industrial & Engineering Chemistry Research

      ISSN 0888-5885.

      DOI: 10.1021/acs.iecr.2c00152

    • Huynh, Huong Lan; Tucho, Wakshum Mekonnen; Shen, Qi; Yu, Zhixin

      (2022)

      Bed packing configuration and hot-spot utilization for low-temperature CO2 methanation on monolithic reactor.

      Chemical Engineering Journal

      ISSN 1385-8947.

      Volum 428.

      DOI: 10.1016/j.cej.2021.131106

    • Tucho, Wakshum Mekonnen; Hansen, Vidar Folke

      (2021)

      Studies of Post-Fabrication Heat Treatment of L-PBF-Inconel 718: Effects of Hold Time on Microstructure, Annealing Twins, and Hardness.

      Metals

      ISSN 2075-4701.

      Volum 11.

      Hefte 2.

      s.1-20.

      DOI: 10.3390/met11020266

    • Stangeland, Kristian; Navarro, Hans Herrera; Huynh, Huong Lan; Tucho, Wakshum Mekonnen; Yu, Zhixin

      (2021)

      Tuning the interfacial sites between copper and metal oxides (Zn, Zr, In) for CO2 hydrogenation to methanol.

      Chemical Engineering Science (CES)

      ISSN 0009-2509.

      Volum 238.

      DOI: 10.1016/j.ces.2021.116603

    • Belsvik, Marius Aga; Tucho, Wakshum Mekonnen; Hansen, Vidar

      (2020)

      Microstructural studies of direct‑laser‑deposited stainless steel 316L‑Si on 316L base material.

      SN Applied Sciences

      ISSN 2523-3963.

      Volum 2.

      DOI: 10.1007/s42452-020-03530-3

    • Huynh, Huong Lan; Zhu, Jie; Zhang, Guanghui; Shen, Yongli; Tucho, Wakshum Mekonnen; Ding, Yi; Yu, Zhixin

      (2020)

      Promoting effect of Fe on supported Ni catalysts in CO2 methanation by in situ DRIFTS and DFT study.

      Journal of Catalysis

      ISSN 0021-9517.

      Volum 392.

      s.266-277.

      DOI: 10.1016/j.jcat.2020.10.018

    • Huynh, Huong Lan; Tucho, Wakshum Mekonnen; Yu, Zhixin

      (2020)

      Structured NiFe catalysts derived from in-situ grown layered double hydroxides on ceramic monolith for CO2 methanation.

      Green Energy & Environment

      ISSN 2468-0257.

      Volum 5.

      Hefte 4.

      s.423-432.

      DOI: 10.1016/j.gee.2020.09.004

    • Huynh, Huong Lan; Tucho, Wakshum Mekonnen; Yu, Xinhai; Yu, Zhixin

      (2020)

      Synthetic natural gas production from CO2 and renewable H2: Towards large-scale production of Ni–Fe alloy catalysts for commercialization.

      Journal of Cleaner Production

      ISSN 0959-6526.

      Volum 264.

      DOI: 10.1016/j.jclepro.2020.121720

    • Adasooriya, Mudiyan Nirosha Damayanthi; Tucho, Wakshum Mekonnen; Holm, Erlend; Årthun, Terje; Hansen, Vidar; Solheim, Karl Gunnar; Hemmingsen, Tor

      (2020)

      Effect of hydrogen on mechanical properties and fracture of martensitic carbon steel under quenched and tempered conditions.

      Materials Science & Engineering: A

      ISSN 0921-5093.

      Volum 803.

      DOI: 10.1016/j.msea.2020.140495

    • Kalai, Dori Yosef; Stangeland, Kristian; Tucho, Wakshum Mekonnen; Jin, Yiying; Yu, Zhixin

      (2019)

      Biogas reforming on hydrotalcite-derived Ni-Mg-Al catalysts: the effect of Ni loading and Ce promotion.

      Journal of CO2 Utilization

      ISSN 2212-9820.

      Volum 33.

      s.189-200.

      DOI: 10.1016/j.jcou.2019.05.011

    • Tucho, Wakshum Mekonnen; Hansen, Vidar

      (2018)

      Characterization of SLM-fabricated Inconel 718 after solid solution and precipitation hardening heat treatments.

      Journal of Materials Science

      ISSN 0022-2461.

      Volum 54.

      Hefte 1.

      s.823-839.

      DOI: 10.1007/s10853-018-2851-x

    • Kalai, Dori Yosef; Stangeland, Kristian; Yiying, Jin; Tucho, Wakshum Mekonnen; Yu, Zhixin

      (2018)

      Biogas dry reforming for syngas production on La promoted hydrotalcite-derived Ni catalysts.

      International Journal of Hydrogen Energy

      ISSN 0360-3199.

      Volum 43.

      Hefte 42.

      s.19438-19450.

      DOI: 10.1016/j.ijhydene.2018.08.181

    • Tucho, Wakshum Mekonnen; Lysne, Vidar Hellandsjø; Austbø, Jon Håkon; Sjølyst-Kverneland, Atle; Hansen, Vidar

      (2018)

      Investigation of effects of process parameters on microstructure and hardness of SLM manufactured SS316L.

      Journal of Alloys and Compounds

      ISSN 0925-8388.

      Volum 740.

      s.910-925.

      DOI: 10.1016/j.jallcom.2018.01.098

    • Tucho, Wakshum Mekonnen; Cuvillier, Priscille; Sjølyst-Kverneland, Atle; Hansen, Vidar

      (2017)

      Microstructure and hardness studies of Inconel 718 manufactured by selective laser melting before and after solution heat treatment.

      Materials Science & Engineering: A

      ISSN 0921-5093.

      Volum 689.

      s.220-232.

      DOI: 10.1016/j.msea.2017.02.062

    • Tucho, Wakshum Mekonnen; Mauroy, Henrik; Walmsley, John; Deledda, Stefano; Holmestad, Randi; Hauback, Bjørn

      (2010)

      The effects of ball milling intensity on morphology of multiwall carbon nanotubes.

      Scripta Materialia

      ISSN 1359-6462.

      Volum 63.

      Hefte 6.

      s.637-640.

      DOI: 10.1016/j.scriptamat.2010.05.039

    • Ramachandran, Amutha; Tucho, Wakshum Mekonnen; Mejdell, Astrid Lervik; Stange, Marit; Venvik, Hilde Johnsen; Walmsley, John C; Holmestad, Randi; Bredesen, Rune; Borg, Anne

      (2010)

      Surface characterization of Pd/Ag23 wt% membranes after different thermal treatments.

      Applied Surface Science

      ISSN 0169-4332.

      Volum 256.

      Hefte 20.

      s.6121-6132.

      DOI: 10.1016/j.apsusc.2010.03.131

    • Tucho, Wakshum Mekonnen; Venvik, Hilde Johnsen; Walmsley, John C; Stange, M; Ramachandran, Amutha; Mathiesen, Ragnvald; Borg, Anne; Bredesen, R; Holmestad, Randi

      (2009)

      Microstructural studies of self-supported (1.5-10 mu m) Pd/23 wt% Ag hydrogen separation membranes subjected to different heat treatments.

      Journal of Materials Science

      ISSN 0022-2461.

      Volum 44.

      Hefte 16.

      s.4429-4442.

      DOI: 10.1007/s10853-009-3671-9

    • Tucho, Wakshum Mekonnen; Venvik, Hilde Johnsen; Stange, Marit; Walmsley, John C; Holmestad, Randi; Bredesen, Rune

      (2009)

      Effects of thermal activation on hydrogen permeation properties of thin, self-supported Pd/Ag membranes.

      Separation and Purification Technology

      ISSN 1383-5866.

      Volum 68.

      Hefte 3.

      s.403-410.

      DOI: 10.1016/j.seppur.2009.06.015

    • Peters, TA; Tucho, Wakshum Mekonnen; Ramachandran, Amutha; Stange, M; Walmsley, JC; Holmestad, Randi; Borg, Anne; Bredesen, R

      (2009)

      Thin Pd-23%Ag/stainless steel composite membranes: Long-term stability, life-time estimation and post-process characterisation.

      Journal of Membrane Science

      ISSN 0376-7388.

      Volum 326.

      Hefte 2.

      s.572-581.

      DOI: 10.1016/j.memsci.2008.10.053

    • Tucho, Wakshum Mekonnen; Arstad, Bjørnar; Klette, Hallgeir; Walmsley, John C; Bredesen, Rune; Venvik, Hilde Johnsen; Holmestad, Randi

      (2008)

      Microstructural characterization of self-supported 1.6µm Pd/Ag membranes.

      Journal of Membrane Science

      ISSN 0376-7388.

      Volum 310.

      s.337-348.

      DOI: 10.1016/j.memsci.2007.11.022

    • Venvik, Hilde Johnsen; Mejdell, Astrid Lervik; Aardal, Brynjar Fausk; Klette, Hallgeir; Arstad, Bjørnar; Bredesen, Rune; Tucho, Wakshum Mekonnen; Walmsley, John; Holmestad, Randi; Borg, Anne; Holmen, Anders

      (2006)

      Pd-based thin films in catalytic membrane reactor applications. I: Energy and Environmental Catalysis. Catalysis in Nordic Countries. Extended Abstracts.

      ISBN 82-995569-1-0.

    • Arstad, Bjørnar; Venvik, Hilde Johnsen; Klette, Hallgeir; Walmsley, John; Tucho, Wakshum Mekonnen; Holmestad, Randi; Holmen, Anders; Bredesen, Rune

      (2006)

      Studies of self-supported 1,6 μm Pd/23 wt.% Ag membranes during and after hydrogen production in a catalytic membrane reactor.

      Catalysis Today

      ISSN 0920-5861.

      Volum 118.

      s.63-72.

  • Bøker og kapitler
  • Formidling
    • Tucho, Wakshum Mekonnen; Venvik, Hilde Johnsen; Walmsley, John C; Bredesen, Rune; Holmestad, Randi

      (2008)

      Permeation and microstructure studies of Pd-Ag membranes for H2 separation.

    • Ramachandran, Amutha; Peters, Thijs A.; Mejdell, Astrid Lervik; Stange, M.; Klette, Hallgeir; Tucho, Wakshum Mekonnen; Borg, Anne; Holmestad, Randi; Bredesen, Rune

      (2007)

      AFM, XPS and TEM investigations of the stability of supported PdAg membranes under WGS conditions.

    • Tucho, Wakshum Mekonnen; Walmsley, John C; Holmestad, Randi; Mejdell, Astrid Lervik; Venvik, Hilde Johnsen; Bredesen, Rune; Klette, Hallgeir

      (2007)

      Microstructural studies of thin self-supported Pd/Ag membranes tested in air and in inert gas: a comparative study.

    • Tucho, Wakshum Mekonnen; Mejdell, Astrid Lervik; Klette, Hallgeir; Walmsley, John C; Holmestad, Randi; Bredesen, Rune

      (2007)

      H2 permeation and microstructure studies of 1.5 µm Pd/Ag membranes.

    • Arstad, Bjørnar; Venvik, Hilde Johnsen; Aardal, Brynjar Fausk; Klette, Hallgeir; Walmsley, John; Tucho, Wakshum Mekonnen; Bredesen, Rune; Holmen, Anders

      (2006)

      Studies of self-supported 1.6 um thich Pd/23 wt.% Ag membranes during and after hydrogen production by steam reforming of methanol in a catalytic membrane reactor.

    • Tucho, Wakshum Mekonnen; Holmestad, Randi; Walmsley, John C.; Arstad, Bjørnar; Klette, Hallgeir; Venvik, Hilde Johnsen

      (2006)

      Microstructural Characterization of Free-Standing Pd/Ag Membranes for Hydrogen Separation.

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