Wakshum Mekonnen Tucho

Senioringeniør

Wakshum Mekonnen Tucho

Kontakt

Telefon: 51832511

E-post: wakshum.m.tucho@uis.no

Rom: IL L-127

Sted: Ivar Langnes hus

Organisasjonsenhet

Det teknisk-naturvitenskapelige fakultet

Institutt for maskin, bygg og materialteknologi

Laboratorium IMBM

Publikasjoner

Vitenskapelige publikasjoner

Tucho, Wakshum Mekonnen; Sletsjøe, Anders Thon; Sayyar, Navid; Hansen, Vidar Folke

(2024)

Optimizing Tensile Properties and Hardness of Inconel 718 by Cold Rolling.

Metals.

ISSN 2075-4701.

Volum 14.

Hefte 4.

DOI: 10.3390/met14040455

Wossine, Solomon Estifo; Thothadri, Ganesh; Tufa, Habtamu Beri; Tucho, Wakshum Mekonnen; Murtaza, Adil; Edacherian, Abhilash; Sayeed Ahmed, Gulam Mohammed

(2024)

Isolation and Characterization of Spherical Cellulose Nanocrystals Extracted from the Higher Cellulose Yield of the Jenfokie Plant: Morphological, Structural, and Thermal Properties.

Polymers.

ISSN 2073-4360.

Volum 16.

Hefte 12.

DOI: 10.3390/polym16121629

Tucho, Wakshum Mekonnen; Ohm, Bjørn Andre; Canizalez, Sebastian Andres Pedraza; Egeland, Andreas; Mildt, Martin Bernard; Nedreberg, Mette Lokna; Hansen, Vidar Folke

(2024)

Effects of δ Phase and Annealing Twins on Mechanical Properties and Impact Toughness of L-PBF Inconel 718.

Journal of Manufacturing and Materials Processing (JMMP).

ISSN 2504-4494.

Volum 8.

Hefte 4.

DOI: 10.3390/jmmp8040135

Eleri, Obinna Egwu; Huld, Frederik Thorbjørn; Pires, Julie; Tucho, Wakshum Mekonnen; Schweigart, Philipp; Svensson, Ann Mari; Lou, Fengliu; Yu, Zhixin

(2023)

Revealing mechanisms of activated carbon capacity fade in lithium-ion capacitors.

Electrochimica Acta.

ISSN 0013-4686.

Volum 453.

DOI: 10.1016/j.electacta.2023.142359

Sayyar, Navid; Hansen, Vidar Folke; Tucho, Wakshum Mekonnen; Minde, Mona Wetrhus

(2023)

Directed laser deposition of super duplex stainless steel: Microstructure, texture evolution, and mechanical properties.

Heliyon.

ISSN 2405-8440.

Volum 9.

Hefte 4.

DOI: 10.1016/j.heliyon.2023.e15144

Bredal, Tine Vigdel; Zimmermann, Udo; Korsnes, Reidar Inge; Minde, Mona Wetrhus; Tucho, Wakshum Mekonnen; Audinot, Jean-Nicolas; Madland, Merete Vadla

(2023)

Characterization of mineral precipitation in artificially fractured chalk during flooding experiments for IOR research.

Geoenergy Science and Engineering.

ISSN 2949-8929.

Volum 231.

DOI: 10.1016/j.geoen.2023.212369

Lu, Song; Mazur, Michal; Guo, Kun; Stoian, Dragos Constantin; Gu, Minfen; Tucho, Wakshum Mekonnen; Yu, Zhixin

(2023)

Breaking Scaling Relations for Highly Efficient Electroreduction of CO2 to CO on Atomically Dispersed Heteronuclear Dual-Atom Catalyst.

Small.

ISSN 1613-6810.

DOI: 10.1002/smll.202309251

Akessa, Adugna Deressa; Adugna, Yosef Wakjira; Tucho, Wakshum Mekonnen

(2023)

The influences of international standards on structural performance and fracture behavior of 3D printed long fiber composite structures.

IOP Conference Series: Materials Science and Engineering.

ISSN 1757-8981.

DOI: 10.1088/1757-899X/1294/1/012048

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

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

Akessa, Adugna Deressa; Tucho, Wakshum Mekonnen; Lemu, Hirpa Gelgele; Grønsund, Jørgen

(2022)

Investigations of the Microstructure and Mechanical Properties of 17-4 PH ss Printed Using a MarkForged Metal X.

Materials.

ISSN 1996-1944.

Volum 15.

Hefte 19.

DOI: 10.3390/ma15196898

Huld, Frederik Thorbjørn; Lai, Samson Yuxiu; Tucho, Wakshum Mekonnen; Batmaz, Rasim; Jensen, Ingvild Julie Thue; Lu, Song; Eleri, Obinna Egwu; Koposov, Alexey; Yu, Zhixin; Lou, Fengliu

(2022)

Enabling Increased Delithiation Rates in Silicon-Based Anodes through Alloying with Phosphorus.

ChemistrySelect.

ISSN 2365-6549.

Volum 7.

Hefte 42.

DOI: 10.1002/slct.202202857

Lu, Song; Zhang, Yang; Mady, Mohamed F; Eleri, Obinna Egwu; Tucho, Wakshum Mekonnen; Mazur, Michal; Li, Ang; Lou, Fengliu; Gu, Mingfen; Yu, Zhixin

(2022)

Sulfur‐Decorated Ni−N−C Catalyst for Electrocatalytic CO2 Reduction with Near 100 % CO Selectivity.

ChemSusChem.

ISSN 1864-5631.

Volum 15.

DOI: 10.1002/cssc.202200870

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

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

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

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; 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

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

(2020)

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

Discover Applied Sciences.

ISSN 2523-3963.

Volum 2.

DOI: 10.1007/s42452-020-03530-3

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; 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

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; 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

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

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; 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

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

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.

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.

Formidling

Akessa, Adugna Deressa; Tucho, Wakshum Mekonnen; Wakjira, Yosef Adugna

(2023)

The influences of international standards on structural performance and fracture behavior of 3D printed long fiber composite structures.

IOP Conference;

2023-11-29 - 2023-11-30.

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.

3rd NTNU Nanolab User Meeting ;

2008-03-06.

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.

NANOMAT Conference;

2007-06-05 - 2007-06-07.

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.

NANOMAT Conference;

2007-06-05 - 2007-06-07.

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.

FUNMAT meeting;

2007-06-08.

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.

9th International Conference on Inorganic Membranes;

2006-06-25 - 2006-06-29.

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.

Nordic Hydrogen Seminar 2006;

2006-02-06 - 2006-02-08.