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Ultra-Lightweight Concrete for 3D printing technologies

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Publications

The Effect of Lightweight Concrete Cores on the Thermal Performance of Vacuum Insulation Panels.

Author(s): Pawel Sikora; Dietmar Stephan; Sang-Yeop Chung; Mohamed Abd Elrahman
Published in: Materials, Issue 13(11), 2020, Page(s) 2632, ISSN 1996-1944
DOI: 10.14279/depositonce-10894

The effects of nanosilica on the fresh and hardened properties of 3D printable mortars

Author(s): Pawel Sikora, Sang-Yeop Chung, Maxime Liard, Didier Lootens, Tobias Dorn, Paul H. Kamm, Dietmar Stephan, Mohamed Abd Elrahman
Published in: Construction and Building Materials, Issue 281, 2021, Page(s) 122574, ISSN 0950-0618
DOI: 10.1016/j.conbuildmat.2021.122574

Evaluation of the effects of bismuth oxide (Bi2O3) micro and nanoparticles on the mechanical, microstructural and γ-ray/neutron shielding properties of Portland cement pastes

Author(s): Pawel Sikora, Ahmed M. El-Khayatt, H.A. Saudi, Sang-Yeop Chung, Dietmar Stephan, Mohamed Abd Elrahman
Published in: Construction and Building Materials, Issue 284, 2021, Page(s) 122758, ISSN 0950-0618
DOI: 10.1016/j.conbuildmat.2021.122758

The Effects of Temperature Curing on the Strength Development, Transport Properties, and Freeze-Thaw Resistance of Blast Furnace Slag Cement Mortars Modified with Nanosilica

Author(s): Federowicz, Karol; Figueiredo, Vitoria Alves; Al-kroom, Hussein; Abdel-Gawwad, Hamdy A.; Abd Elrahman, Mohamed; Sikora, Pawel
Published in: Materials, Issue 13(24), 2020, Page(s) 5800, ISSN 1996-1944
DOI: 10.14279/depositonce-11234

Effect of different expanded aggregates on durability-related characteristics of lightweight aggregate concrete

Author(s): Sang-Yeop Chung, Pawel Sikora, Dong Joo Kim, Mohamed E. El Madawy, Mohamed Abd Elrahman
Published in: Materials Characterization, Issue 173, 2021, Page(s) 110907, ISSN 1044-5803
DOI: 10.1016/j.matchar.2021.110907

Inverse Estimation Method of Material Randomness Using Observation

Author(s): Dae-Young Kim; Pawel Sikora; Krystyna Araszkiewicz; Sang-Yeop Chung
Published in: Crystals, Issue 10(6), 2020, Page(s) 512, ISSN 2073-4352
DOI: 10.14279/depositonce-10892

Investigation of additive incorporation on rheological, microstructural and mechanical properties of 3D printable alkali-activated materials

Author(s): Mehdi Chougan; Seyed Hamidreza Ghaffar; Pawel Sikora; Sang-Yeop Chung; Teresa Rucinska; Dietmar Stephan; Abdulrahman Albar; Mohammad Rafiq Swash
Published in: Materials & Design, Issue 202, 2021, Page(s) 109574, ISSN 0264-1275
DOI: 10.14279/depositonce-11556

Thermal performance of building envelopes with structural layers of the same density: Lightweight aggregate concrete versus foamed concrete

Author(s): Jarosław Strzałkowski, Pawel Sikora, Sang-Yeop Chung, Mohamed Abd Elrahman
Published in: Building and Environment, Issue 196, 2021, Page(s) 107799, ISSN 0360-1323
DOI: 10.1016/j.buildenv.2021.107799

Comparison of the pore size distributions of concretes with different air-entraining admixture dosages using 2D and 3D imaging approaches

Author(s): Sang-Yeop Chung, Pawel Sikora, Teresa Rucinska, Dietmar Stephan, Mohamed Abd Elrahman
Published in: Materials Characterization, Issue 162, 2020, Page(s) 110182, ISSN 1044-5803
DOI: 10.1016/j.matchar.2020.110182

Influence of Nanosilica on Mechanical Properties, Sorptivity, and Microstructure of Lightweight Concrete

Author(s): Mohamed Abd Elrahman, Sang-Yeop Chung, Pawel Sikora, Teresa Rucinska, Dietmar Stephan
Published in: Materials, Issue 12/19, 2019, Page(s) 3078, ISSN 1996-1944
DOI: 10.3390/ma12193078

An Investigation of the Mechanical and Physical Characteristics of Cement Paste Incorporating Different Air Entraining Agents using X-ray Micro-Computed Tomography

Author(s): Pawel Sikora; Mohamed E. El Madawy; Osama Youssf; Sang-Yeop Chung; Mohamed Abd Elrahman; Stanisław Majer
Published in: Crystals, Issue 10(1), 2020, Page(s) 23, ISSN 2073-4352
DOI: 10.14279/depositonce-9940

Evaluating the effects of nanosilica on the material properties of lightweight and ultra-lightweight concrete using image-based approaches

Author(s): Pawel Sikora, Teresa Rucinska, Dietmar Stephan, Sang-Yeop Chung, Mohamed Abd Elrahman
Published in: Construction and Building Materials, Issue 264, 2020, Page(s) 120241, ISSN 0950-0618
DOI: 10.1016/j.conbuildmat.2020.120241

Biocarbonation: A novel method for synthesizing nano-zinc/zirconium carbonates and oxides

Author(s): Hamdy A. Abdel-Gawwad; Alaa A. Saleh; Mona S. Mohammed; Essam Nabih Ads; Hala. S. Hussein; Pawel Sikora; Pawel Sikora; Mohamed Abd Elrahman
Published in: Arabian Journal of Chemistry, Issue 13(11), 2020, Page(s) 8092-8099, ISSN 1878-5379
DOI: 10.14279/depositonce-11276

Cement-Based Composites: Advancements in Development and Characterization

Author(s): Pawel Sikora, Sang-Yeop Chung
Published in: Crystals, Issue 10/9, 2020, Page(s) 832, ISSN 2073-4352
DOI: 10.3390/cryst10090832