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Author van Renterghem, W.; Goessens, C.; Schryvers, D.; van Landuyt, J.; Verrept, P.; Bollen, D.; van Roost, C.; de Keyzer, R.
Title Defects and growth mechanisms of AgCl(100) tabular crystals Type A1 Journal article
Year 1998 Publication Journal of crystal growth Abbreviated Journal J Cryst Growth
Volume 187 Issue Pages 410-420
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000073710800014 Publication Date 2002-07-25
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0022-0248; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.751 Times cited 8 Open Access
Notes Approved Most recent IF: 1.751; 1998 IF: 1.307
Call Number UA @ lucian @ c:irua:29675 Serial 625
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Author Akamine, H.; Van den Bos, K.H.W.; Gauquelin, N.; Farjami, S.; Van Aert, S.; Schryvers, D.; Nishida, M.
Title Determination of the atomic width of an APB in ordered CoPt using quantified HAADF-STEM Type A1 Journal article
Year 2015 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 644 Issue 644 Pages 570-574
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract Anti-phase boundaries (APBs) in an ordered CoPt alloy are planar defects which disturb the ordered structure in their vicinity and decrease the magnetic properties. However, it has not yet been clarified to what extend the APBs disturb the ordering. In this study, high-resolution HAADF-STEM images are statistically analysed based on the image intensities estimated by the statistical parameter estimation theory. In the procedure, averaging intensities, fitting the intensity profiles to specific functions, and assessment based on a statistical test are performed. As a result, the APBs in the stable CoPt are found to be characterised by two atomic planes, and a contrast transition range as well as the centre of an inclined APB is determined. These results show that the APBs are quite sharp and therefore may have no notable effect on the net magnetic properties due to their small volume fraction. (C) 2015 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000357143900083 Publication Date 2015-05-07
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 3.133 Times cited 12 Open Access
Notes FWO G036815N; G036915N; G037413N; 278510 VORTEX; Hercules; ECASJO_; Approved Most recent IF: 3.133; 2015 IF: 2.999
Call Number c:irua:127008 c:irua:127008 Serial 675
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Author Goessens, C.; Schryvers, D.; van Landuyt, J.; Millan, A.; de Keyzer, R.
Title Electron microscopical investigation of AgBr needle crystals Type A1 Journal article
Year 1995 Publication Journal of crystal growth Abbreviated Journal J Cryst Growth
Volume 151 Issue Pages 335-341
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1995RE62100017 Publication Date 2003-05-19
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0022-0248; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.698 Times cited 14 Open Access
Notes Approved MATERIALS SCIENCE, MULTIDISCIPLINARY 135/271 Q2 # PHYSICS, APPLIED 70/145 Q2 # PHYSICS, CONDENSED MATTER 40/67 Q3 #
Call Number UA @ lucian @ c:irua:13163 Serial 941
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Author Goessens, C.; Schryvers, D.; van Landuyt, J.; de Keyzer, R.
Title Electron microscopical investigation of tetrahedral-shaped AgBr microcrystals Type A1 Journal article
Year 1997 Publication Journal of crystal growth Abbreviated Journal J Cryst Growth
Volume 172 Issue Pages 426-432
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1997WL65300018 Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0022-0248 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.751 Times cited 15 Open Access
Notes Approved Most recent IF: 1.751; 1997 IF: 1.259
Call Number UA @ lucian @ c:irua:21345 Serial 942
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Author Schryvers, D.; Ma, Y.
Title The growth of Ni5Al3 in L10 martensite studied by in situ transmission electron microscopy and high resolution electron microscopy Type A1 Journal article
Year 1995 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 221 Issue Pages 227-234
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1995QZ73800044 Publication Date 2002-07-25
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.999 Times cited 19 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:13169 Serial 1397
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Author Muto, S.; Schryvers, D.
Title In situ high resolution electron microscopy observation of electron-irradiation-induced martensitic transformation in a Ni63Al37 alloy Type A1 Journal article
Year 1993 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 199 Issue 1-2 Pages 1-6
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract An electron-irradiation-induced transformation from cubic beta2 austenite to monoclinic 7M martensite was observed in situ under high resolution electron microscopy conditions in a thin foil of Ni63Al37 beta2 phase (B2, CsCl structure), with the start temperature of the martensitic transformation below but very close to room temperature. The structure of the martensite is consistent with thermoelastic or stress-induced martensite at this composition, including the existence of multiple stacking faults. The transformation is described by a gradual increase in the shear and shuffle amplitudes already existing in the precursor domains. Possible origins of the transformation are discussed.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1993LV15200004 Publication Date 2003-06-21
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.999 Times cited 8 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:102953 Serial 1576
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Author Muto, S.; Schryvers, D.
Title In-situ HREM observation of electron-irradation-induced martensitic transformation in a Ni63Al37 alloy Type A1 Journal article
Year 1993 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 199 Issue Pages 1-6
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1993LV15200004 Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.999 Times cited 8 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:6777 Serial 1579
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Author Goessens, C.; Schryvers, D.; van Landuyt, J.; de Keyzer, R.
Title In situ HREM study of electron irradiation effects in AgCl microcrystals Type A1 Journal article
Year 1992 Publication Ultramicroscopy Abbreviated Journal Ultramicroscopy
Volume 40 Issue Pages 151-162
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1992HN13400005 Publication Date 2002-10-18
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0304-3991; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.436 Times cited 10 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:4094 Serial 1581
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Author Schryvers, D.; Ma, Y.
Title In-situ TEM study of the Ni5Al3 to B2 + L12 decomposition in Ni65Al35 Type A1 Journal article
Year 1995 Publication Materials letters Abbreviated Journal Mater Lett
Volume 23 Issue Pages 105-111
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Homogenised and quenched Ni65Al35 samples were heated and studied in situ in a CM20 electron microscope up to 900 degrees C. The Ni5Al3 phase first forming around 550 degrees C in the quenched L1(0) microtwinned martensite starts to decompose around 800 degrees C yielding B2 precipitates in a twinned L1(2) matrix. The latter twinning is a remainder of the microtwinning in the original room temperature martensite. Also the crystallographic relations between precipitates and matrix can be traced back to the original formation of twinned martensite plates within the austenite. Some aspects of the dynamics of the process are discussed on the basis of snap shots and video recordings.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1995QW53500020 Publication Date 2002-07-25
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0167-577X; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.489 Times cited 5 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:13166 Serial 1585
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Author Boulay, E.; Ragoen, C.; Idrissi, H.; Schryvers, D.; Godet, S.
Title Influence of amorphous phase separation on the crystallization behavior of glass-ceramics in the BaO-TiO2-SiO2 system Type A1 Journal article
Year 2014 Publication Journal of non-crystalline solids Abbreviated Journal J Non-Cryst Solids
Volume 384 Issue Pages 61-72
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract The possible role of a prior amorphous phase separation on the subsequent crystallization has been the topic of vigorous debates over the last decades and has not yet been clarified, especially regarding the role of the interfaces created by the phase separation. This study proposes to focus on the interplay between a prior amorphous phase separation and the crystallization of fresnoite in the BaO-TiO2-SiO2 system. The crystallization behavior of a non-stoichiometric composition inside the miscibility gap (called APS) is compared with the stoichiometric composition (called FRES) and a non-stoichiometric composition outside the miscibility gap (called NoAPS). The crystallization mechanisms are compared using differential thermal analysis (DTA) by calculating the Avrami parameters and the activation energies as a function of the particle size. The DTA study shows that the two non-stoichiometric compositions exhibit a pronounced surface crystallization behavior whereas FRES undergoes bulk nucleation. This is supported by a multi-scale microstructure characterization. Furthermore, this study demonstrates that the amorphous phase separation and the associated interfaces do not play any significant role in the nucleation step. Moreover, transmission electron microscope (TEM) and local orientation measurements show that the growth of the dendrites is not hindered by the SiO2-rich droplets. The final stage of crystallization of APS is tentatively explained by two composition effects that must be further investigated: the viscosity effect and the formation of a eutectic. (C) 2013 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000329422400010 Publication Date 2013-07-24
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0022-3093; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.124 Times cited 10 Open Access
Notes Approved Most recent IF: 2.124; 2014 IF: 1.766
Call Number UA @ lucian @ c:irua:114782 Serial 1614
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Author Van Tendeloo, G.; De Meulenaere, P.; Schryvers, D.
Title Landscape roughness at an atomic scale Type A1 Journal article
Year 1997 Publication Physica: D : nonlinear phenomena Abbreviated Journal Physica D
Volume 107 Issue Pages 401-410
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract A large number of materials have a highly degenerate ground state and therefore a complex microstructure. Because of this degenerate state, phase transitions between the different phases play an important role. High resolution techniques in electron microscopy and nano-scale chemical analysis allow to study not only the microstructure but also the interfaces down to an atomic scale. We focus particularly on the ambiguity of alloys oil approaching the phase transition. The short range order (SRO) in ''1 1/20'' type alloys and the microstructure of ''tweed'' and needle formation in martensite like alloys with composition Ni5Al3 are considered in more detail.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1997YC73400034 Publication Date 2003-05-13
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0167-2789; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.514 Times cited 2 Open Access
Notes Approved Most recent IF: 1.514; 1997 IF: 1.508
Call Number UA @ lucian @ c:irua:21347 Serial 1775
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Author Goessens, C.; Schryvers, D.; van Landuyt, J.; Amelinckx, S.; de Keyzer, R.
Title Long period surface ordering of iodine ions in mixed tabular AgBr-AgBrI microcrystals Type A1 Journal article
Year 1995 Publication Surface science : a journal devoted to the physics and chemistry of interfaces Abbreviated Journal Surf Sci
Volume 337 Issue Pages 153-165
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos A1995RQ74900024 Publication Date 2003-05-13
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0039-6028; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.925 Times cited 10 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:13162 Serial 1836
Permanent link to this record
 

 
Author Potapov, P.L.; Schryvers, D.
Title Measuring the absolute position of EELS ionisation edges in a TEM Type A1 Journal article
Year 2004 Publication Ultramicroscopy Abbreviated Journal Ultramicroscopy
Volume 99 Issue Pages 73-85
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000220804700005 Publication Date 2003-08-12
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0304-3991; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.843 Times cited 29 Open Access
Notes Approved Most recent IF: 2.843; 2004 IF: 2.215
Call Number UA @ lucian @ c:irua:48781 Serial 1970
Permanent link to this record
 

 
Author Shi, H.; Delville, R.; Srivastava, V.; James, R.D.; Schryvers, D.
Title Microstructural dependence on middle eigenvalue in Ti-Ni-Au Type A1 Journal article
Year 2013 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 582 Issue Pages 703-707
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract The microstructure of various compounds of the Ti-Ni-Au alloy system is investigated by transmission electron microscopy in relation with changing lattice parameters improving the compatibility conditions between austenite and martensite expressed by the lambda(2) = 1 equation based on the Geometrically NonLinear Theory of Martensite (GNLTM). Although local differences in microstructure are observed, when increasing the gold content compound twins are replaced by Type I twins, while twinned lamellar structures are replaced by untwinned plates and self-accommodating structures when lambda(2) = 1 is approached, all confirming the predictions of the GNLTM. (c) 2013 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000325468100114 Publication Date 2013-08-29
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 3.133 Times cited 8 Open Access
Notes Approved Most recent IF: 3.133; 2013 IF: 2.726
Call Number UA @ lucian @ c:irua:112209 Serial 2042
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Author Lu, J.B.; Shi, H.; Sedlakova-Ignacova, S.; Espinoza, R.; Kopeček, J.; Sittner, P.; Bártová, B.; Schryvers, D.
Title Microstructure and precipitates in annealed Co38Ni33Al29 ferromagnetic shape memory alloy Type A1 Journal article
Year 2013 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 572 Issue Pages 5-10
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract Transmission electron microscopy was performed to investigate the microstructure and precipitates in the annealed Co38Ni33Al29 ferromagnetic shape memory alloy. Apart from the dendritic secondary phase in the austenite matrix, micron-sized (up to 100 μm) fcc-based precipitates with partial γ′ L12 ordering and containing none, one or three {1 1 1}p parallel twin planes were found. The orientation relationship between the precipitates and matrix was found to be KurdjumovSachs. STEMEDX analysis indicates that twinned and non-twinned precipitates are Co-rich and Al- and Ni-deficient with respect to the matrix and with a lower Co/Al ratio for the latter. The 3D morphologies of precipitates were reconstructed with focused ion beam/scanning electron microscope dual-beam slice-and-view imaging, showing that the single {1 1 1}p plane twinned precipitates have a plate-like shape while the non-twinned precipitates are lath-like and often bent.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000319209600002 Publication Date 2013-04-02
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 3.133 Times cited 10 Open Access
Notes Approved Most recent IF: 3.133; 2013 IF: 2.726
Call Number UA @ lucian @ c:irua:107914 Serial 2058
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Author Cao, S.; Ke, C.B.; Zhang, X.P.; Schryvers, D.
Title Morphological characterization and distribution of autocatalytic-grown Ni4Ti3 precipitates in a Ni-Ti single crystal Type A1 Journal article
Year 2013 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 577 Issue S:1 Pages 215-218
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract The 3D size, morphology and distribution of autocatalytic-grown Ni4Ti3 precipitates in a Ni51Ti49 single crystal were characterized via a FIB/SEM Slice-and-View procedure and phase-field simulation. Important parameters on size and shape of the precipitates were measured. The pair distribution function and the minimum distance between two precipitates from different variants were calculated to describe the 3D distribution of the autocatalytic-grown Ni4Ti3 precipitates in single crystal Ni-Ti, with a comparison to the polycrystalline Ni50.8Ti49.2 alloy. Phase-field simulation was conducted to study the nucleation behavior of precipitates in the single crystal Ni-Ti. (C) 2012 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000329891400045 Publication Date 2012-02-16
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 3.133 Times cited 5 Open Access
Notes Approved Most recent IF: 3.133; 2013 IF: 2.726
Call Number UA @ lucian @ c:irua:114831 Serial 2203
Permanent link to this record
 

 
Author Jacobs, M.; Bodart, F.; Terwagne, G.; Schryvers, D.; Poulet, A.
Title Nanohardness and structure of nitrogen implanted SixAly coatings post-implanted with oxygen Type A1 Journal article
Year 1999 Publication Nuclear instruments and methods in physics research: B: beam interactions with materials and atoms Abbreviated Journal Nucl Instrum Meth B
Volume 147 Issue Pages 231-237
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000077846200041 Publication Date 2003-03-25
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0168-583X; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.109 Times cited 3 Open Access
Notes Approved Most recent IF: 1.109; 1999 IF: 1.118
Call Number UA @ lucian @ c:irua:29377 Serial 2258
Permanent link to this record
 

 
Author Schryvers, D.; Tanner, L.E.
Title On the phase-like nature of the 7m structure in ni-al Type P1 Proceeding
Year 1994 Publication Abbreviated Journal
Volume Issue Pages 849-852
Keywords P1 Proceeding; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Elsevier Place of Publication (up) Amsterdam Editor
Language Wos A1994BC69J00183 Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume 18 Series Issue A B Edition
ISSN 0-444-81995-9 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor Times cited 1 Open Access
Notes Approved
Call Number UA @ lucian @ c:irua:95935 Serial 2446
Permanent link to this record
 

 
Author Gaouyat, L.; He, Z.; Colomer, J.-F.; Lambin, P.; Mirabella, F.; Schryvers, D.; Deparis, O.
Title Revealing the innermost nanostructure of sputtered NiCrOx solar absorber cermets Type A1 Journal article
Year 2014 Publication Solar energy materials and solar cells Abbreviated Journal Sol Energ Mat Sol C
Volume 122 Issue Pages 303-308
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract Conversion of solar energy into thermal energy helps reducing consumption of non-renewable energies. Cermets (ceramicmetal composites) are versatile materials suitable, amongst other applications, for solar selective absorbers. Although the presence of metallic Ni particles in the dielectric matrix is a prerequisite for efficient solar selective absorption in NiCrOx cermets, no clear evidence of such particles is reported so far. By combining comprehensive chemical and structural analyses, we reveal the presumed nanostructure which is at the origin of the remarkable optical properties of this cermet material. Using sputtered NiCrOx layers in a solar absorber multilayer stack on aluminium substrate allows us to achieve solar absorptance as high as α=96.1% while keeping thermal emissivity as low as ε=2.2%, both values being comparable to best values recorded so far. With the nanostructure of sputtered NiCrOx cermets eventually revealed, further optimization of solar absorbers can be anticipated and technological exploitation of cermet materials in other applications can be foreseen.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000331494200040 Publication Date 2013-11-12
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0927-0248; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 4.784 Times cited 12 Open Access
Notes Approved Most recent IF: 4.784; 2014 IF: 5.337
Call Number UA @ lucian @ c:irua:113086 Serial 2902
Permanent link to this record
 

 
Author Yang, Z.Q.; Verbeeck, J.; Schryvers, D.; Tarcea, N.; Popp, J.; Rösler, W.
Title TEM and Raman characterisation of diamond micro- and nanostructures in carbon spherules from upper soils Type A1 Journal article
Year 2008 Publication Diamond and related materials Abbreviated Journal Diam Relat Mater
Volume 17 Issue 6 Pages 937-943
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Carbonaceous spherules of millimeter size diameter and found in the upper soils throughout Europe are investigated by TEM, including SAED, HRTEM and EELS, and Raman spectroscopy. The spherules consist primarily of carbon and have an open cell-like internal structure. Most of the carbon appears in an amorphous state, but different morphologies of nano- and microdiamond particles have also been discovered including flake shapes. The latter observation, together with the original findings of some of these spherules in crater-like structures in the landscape and including severely deformed rocks with some spherules being embedded in the fused crust of excavated rocks, points towards unique conditions of origin for these spherules and particles, possibly of exogenic origin. (C) 2008 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000256940800005 Publication Date 2008-02-14
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-9635; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.561 Times cited 26 Open Access
Notes GAO project Approved Most recent IF: 2.561; 2008 IF: 2.092
Call Number UA @ lucian @ c:irua:68518 Serial 3474
Permanent link to this record
 

 
Author van den Broek, W.; Verbeeck, J.; Schryvers, D.; de Backer, S.; Scheunders, P.
Title Tomographic spectroscopic imaging; an experimental proof of concept Type A1 Journal article
Year 2009 Publication Ultramicroscopy Abbreviated Journal Ultramicroscopy
Volume 109 Issue 4 Pages 296-303
Keywords A1 Journal article; Electron microscopy for materials research (EMAT); Vision lab
Abstract Recording the electron energy loss spectroscopy data cube with a series of energy filtered images is a dose inefficient process because the energy slit blocks most of the electrons. When recording the data cube by scanning an electron probe over the sample, perfect dose efficiency is attained; but due to the low current in nanoprobes, this often is slower, with a smaller field of view. In W. Van den Broek et al. [Ultramicroscopy, 106 (2006) 269], we proposed a new method to record the data cube, which is more dose efficient than an energy filtered series. It produces a set of projections of the data cube and then tomographically reconstructs it. In this article, we demonstrate these projections in practice, we present a simple geometrical model that allows for quantification of the projection angles and we present the first successful experimental reconstruction, all on a standard post-column instrument.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000265345400003 Publication Date 2008-12-10
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0304-3991; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.843 Times cited 1 Open Access
Notes Esteem 026019 Approved Most recent IF: 2.843; 2009 IF: 2.067
Call Number UA @ lucian @ c:irua:77271 Serial 3671
Permanent link to this record
 

 
Author Douglas, A.; Neethling, J.H.; Santamarta, R.; Schryvers, D.; Cornish, L.A.
Title Unexpected ordering behaviour of Pt3Al intermetallic precipitates Type A1 Journal article
Year 2007 Publication Journal of alloys and compounds Abbreviated Journal J Alloy Compd
Volume 432 Issue 1/2 Pages 96-102
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000245486300024 Publication Date 2006-07-13
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0925-8388; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 3.133 Times cited 18 Open Access
Notes Approved Most recent IF: 3.133; 2007 IF: 1.455
Call Number UA @ lucian @ c:irua:64279 Serial 3808
Permanent link to this record
 

 
Author Cautaerts, N.; Delville, R.; Stergar, E.; Schryvers, D.; Verwerft, M.
Title Tailoring the Ti-C nanoprecipitate population and microstructure of titanium stabilized austenitic steels Type A1 Journal article
Year 2018 Publication Journal of nuclear materials Abbreviated Journal J Nucl Mater
Volume 507 Issue 507 Pages 177-187
Keywords A1 Journal article; Engineering sciences. Technology; Electron microscopy for materials research (EMAT)
Abstract The present work reports on the microstructural evolution of a new heat of 24% cold worked austenitic DIN 1.4970 (15-15Ti) nuclear cladding steel subjected to ageing heat treatments of varying duration between 500 and 800 degrees C (by steps of 100 degrees C). The primary aim was studying the finely dispersed Ti-C nanoprecipitate population, which are thought to be beneficial for creep and swelling resistance during service. Their size distribution and number density were estimated through dark field imaging and bright field Moire imaging techniques in the transmission electron microscope. Nanoprecipitates formed at and above 600 degrees C, which is a lower temperature than previously reported. The observed nucleation, growth and coarsening behavior of the nanoprecipitates were consistent with simple diffusion arguments. The formation of nanoprecipitates coincided with significant dissociation of dislocations as evidenced by weak beam dark field imaging. Possible mechanisms, including Silcock's stacking fault growth model and Suzuki segregation, are discussed. Recrystallization observed after extended ageing at 800 degrees C caused the redissolution of nanoprecipitates. Large primary Ti(C,N) and (Ti,Mo)C precipitates that occur in the as-received material, and M23C6 precipitates that nucleate on grain boundaries at low temperatures were also characterized by a selective dissolution procedure involving filtration, X-ray diffraction and quantitative Rietveld refinement. The partitioning of key elements between the different phases was derived by combining these findings and was consistent with thermodynamic considerations and the processing history of the steel. (C) 2018 Elsevier B.V. All rights reserved.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam Editor
Language Wos 000438019800021 Publication Date 2018-04-30
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0022-3115 ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 2.048 Times cited 1 Open Access Not_Open_Access
Notes ; We would like to acknowledge ENGIE, SCK.CEN, the SCK.CEN academy and the MYRRHA project for the financial support of this work. Special thanks to T. Wangle and P. Dries for their help with filtration and gravimetry. Also thanks to Dr. G. Leinders for the discussions on XRD and Rietveld refinement. Thanks to E. Charalampopoulou and A. Youssef for assisting with the dissolution experiments. ; Approved Most recent IF: 2.048
Call Number UA @ lucian @ c:irua:152382 Serial 5043
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Author Schryvers, D.; Yandouzi, M.; Toth, L.
Title TEM study of B2 + L12 decomposition in a nanoscale Ni-rich Ni-Al film Type A1 Journal article
Year 1998 Publication Thin solid films : an international journal on the science and technology of thin and thick films Abbreviated Journal Thin Solid Films
Volume 326 Issue Pages 126-133
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Amsterdam : Elsevier Editor
Language Wos 000075693800017 Publication Date 2002-07-26
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0040-6090; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.879 Times cited 1 Open Access
Notes Approved Most recent IF: 1.879; 1998 IF: 1.019
Call Number UA @ lucian @ c:irua:48371 Serial 3487
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Author Schryvers, D.; Goessens, C.; van Renterghem, W.; van Landuyt, J.; de Keyzer, R.
Title Conventional and HREM study of structural defects in nanostructured silver halides Type P3 Proceeding
Year 1998 Publication Abbreviated Journal
Volume Issue Pages 1-6
Keywords P3 Proceeding; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Antwerpen Editor
Language Wos Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Additional Links UA library record
Impact Factor Times cited Open Access
Notes Approved Most recent IF: NA
Call Number UA @ lucian @ c:irua:29681 Serial 509
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Author van Renterghem, W.; Goessens, C.; Schryvers, D.; van Landuyt, J.; Verrept, P.; Bollen, D.; van Roost, C.; de Keyzer, R.
Title Defects in AgCl and AgBr(100) tabular crystals studied by TEM Type P3 Proceeding
Year 1998 Publication Abbreviated Journal
Volume Issue Pages 6-11
Keywords P3 Proceeding; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Place of Publication (up) Antwerpen Editor
Language Wos Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN Additional Links UA library record
Impact Factor Times cited Open Access
Notes Approved Most recent IF: NA
Call Number UA @ lucian @ c:irua:29680 Serial 628
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Author Goessens, C.; Schryvers, D.; van Dyck, D.; van Landuyt, J.; de Keyzer, R.
Title Electron-diffraction evidence for ordering of interstitial silver ions in silver bromide microcrystals Type A1 Journal article
Year 1994 Publication Physica status solidi: A Abbreviated Journal
Volume 143 Issue 2 Pages 277-287
Keywords A1 Journal article; Electron microscopy for materials research (EMAT); Vision lab
Abstract The occurrence and origin of diffuse intensity contours in electron micrographs of AgBr crystals are investigated. The observations are interpreted in terms of a model, which attributes diffuse scattering to the presence of predominant atom or vacancy clusters of a particular polyhedral type. It is shown that irrespective of the crystal morphology, interstitial Ag ions order in AgBr material in clusters of finite size along 001 type planes. A different geometry of the diffuse intensity locus observed for triangular and hexagonal tabular grains is explained in terms of the different twin plane morphology of these grains.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Berlin Editor
Language Wos A1994NW15300010 Publication Date 2007-01-12
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0031-8965;1521-396X; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor Times cited 7 Open Access
Notes Approved no
Call Number UA @ lucian @ c:irua:99870 Serial 919
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Author Schryvers, D.; Van Aert, S.
Title High-resolution visualization techniques : structural aspects Type H1 Book chapter
Year 2012 Publication Abbreviated Journal
Volume Issue Pages 135-149
Keywords H1 Book chapter; Electron microscopy for materials research (EMAT)
Abstract
Address
Corporate Author Thesis
Publisher Springer Place of Publication (up) Berlin Editor
Language Wos Publication Date 0000-00-00
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN 978-3-642-20942-0 Additional Links UA library record
Impact Factor Times cited Open Access
Notes Approved Most recent IF: NA
Call Number UA @ lucian @ c:irua:94124 Serial 1464
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Author Lu, J.; Martinez, G.T.; Van Aert, S.; Schryvers, D.
Title Lattice deformations in quasi-dynamic strain glass visualised and quantified by aberration corrected electron microscopy Type A1 Journal article
Year 2014 Publication Physica status solidi: B: basic research Abbreviated Journal Phys Status Solidi B
Volume 251 Issue 10 Pages 2034-2040
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Advanced transmission electron microscopy and statistical parameter estimated quantification procedures were applied to study the room temperature quasi-dynamical strain glass state in NiTi alloys. Nanosized strain pockets are visualised and the displacements of the atom columns are quantified. A comparison is made with conventional high-resolution transmission electron microscopy images of point defect induced strains in NiAl alloys.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Berlin Editor
Language Wos 000344360000009 Publication Date 2014-03-31
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-1972; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.674 Times cited 2 Open Access
Notes Fwo Approved Most recent IF: 1.674; 2014 IF: 1.489
Call Number UA @ lucian @ c:irua:120471 Serial 1801
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Author Idrissi, H.; Amin-Ahmadi, B.; Wang, B.; Schryvers, D.
Title Review on TEM analysis of growth twins in nanocrystalline palladium thin films : toward better understanding of twin-related mechanisms in high stacking fault energy metals Type A1 Journal article
Year 2014 Publication Physica status solidi: B: basic research Abbreviated Journal Phys Status Solidi B
Volume 251 Issue 6 Pages 1111-1124
Keywords A1 Journal article; Electron microscopy for materials research (EMAT)
Abstract Various modes of transmission electron microscopy including aberration corrected imaging were used in order to unravel the fundamental mechanisms controlling the formation of growth twins and the evolution of twin boundaries under mechanical and hydrogen loading modes in nanocrystalline (nc) palladium thin films. The latter were produced by electron-beam evaporation and sputter deposition and subjected to uniaxial tensile deformation as well as hydriding/dehydriding cycles. The results show that the twins form by dissociation of grain boundaries. The coherency of Σ3{111} coherent twin boundaries considerably decreases with deformation due to dislocation/twin boundary interactions while Σ3{112} incoherent twin boundaries dissociate under hydrogen cycling into two-phase boundaries bounding a new and unstable 9R phase. The effect of these elementary mechanisms on the macroscopic behavior of the palladium films is discussed and compared to recent experimental and simulation works in the literature. The results provide insightful information to guide the production of well-controlled population of growth twins in high stacking fault energy nc metallic thin films. The results also indicate directions for further enhancement of the mechanical properties of palladium films as needed for instance in palladium-based membranes in hydrogen applications.
Address
Corporate Author Thesis
Publisher Place of Publication (up) Berlin Editor
Language Wos 000337608600001 Publication Date 2014-02-17
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN 0370-1972; ISBN Additional Links UA library record; WoS full record; WoS citing articles
Impact Factor 1.674 Times cited 7 Open Access
Notes Iap P7/21; Fwo G012012n Approved Most recent IF: 1.674; 2014 IF: 1.489
Call Number UA @ lucian @ c:irua:114580 Serial 2905
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