• Article  
  
  

  Fine Tuning the Hydrophobicity of a New Three-Dimensional Cu2+ MOF through Single Crystal Coordinating Ligand Exchange Transformations 

  Panagiotou, Nikos; Evangelou, Dimitrios A.; Manos, Manolis J.; Plakatouras, John C.; Tasiopoulos, Anastasios J. (American Chemical Society, 2024-02-26)

  The synthesis, characterization, and single-crystal-to-single-crystal (SCSC) exchange reactions of a new 3D Cu2+ MOF based on 5-aminoisophthalic acid (H2AIP), [Cu6(μ3-ΟΗ)3(ΑΙΡ)4(HΑΙΡ)]n·6nDMF·nH2O - UCY-16·6nDMF·nH2O, are ...

  ---

• Article  
  
  

  Synthesis and characterisation of new coordination polymers by combining 2-pyridyl oximes or alcohols with functionalised terephthalic acid analogues 

  Dimakopoulou, Foteini; Efthymiou, Constantinos G.; Kourtellaris, Andreas; O'Malley, Ciaran; Alaa Eldin Refat, Lamis; Tasiopoulos, Anastasios J.; McArdle, Patrick; Papatriantafyllopoulou, Constantina (Royal Society of Chemistry, 2023-10-04)

  Isolation of mixed-ligand compounds has attracted considerable research interest as the synergy between ligands results in species with interesting technological, environmental and biomedical applications. In this study, ...

  ---

• Article  
  
  

  Rare Nuclearities and Unprecedented Structural Motifs in Manganese Cluster Chemistry from the Combined Use of Di-2-Pyridyl Ketone with Selected Diols † 

  Skordi, Katerina; Alexandropoulos, Dimitris I.; Fournet, Adeline D.; Panagiotou, Nikos; Moushi, Eleni E.; Papatriantafyllopoulou, Constantina; Christou, George; Tasiopoulos, Anastasios J. (Multidisciplinary Digital Publishing Institute (MDPI), 2023-09-01)

  The combined use of di-2-pyridyl ketone ((py)2CO) with various diols in Mn cluster chemistry has afforded five new compounds, namely, [Mn11O2(OH)2{(py)2CO2}5(pd)(MeCO2)3(N3)3(NO3)2(DMF)4](NO3)∙2DMF∙H2O (1∙2DMF∙H2O), ...

  ---

• Article  
  
  

  Interesting chemical and physical features of the products of the reactions between trivalent lanthanoids and a tetradentate Schiff base derived from cyclohexane-1,2-diamine 

  Mylonas-Margaritis, Ioannis; Lada, Zoi G.; Kitos, Alexandros A.; Maniaki, Diamantoula; Skordi, Katerina; Tasiopoulos, Anastasios J.; Bekiari, Vlasoula; Escuer, Albert; Mayans, Julia; Nastopoulos, Vassilios; Bakalbassis, Evangelos G.; Papaioannou, Dionissios; Perlepes, Spyros P. (Royal Society of Chemistry, 2023-05-15)

  The initial use of a tetradentate Schiff base (LH2) derived from the 2 : 1 condensation between 2-hydroxyacetophenone and cyclohexane-1,2-diamine in 4f-metal chemistry is described. The 1 : 2 reaction of Ln(NO3)3·xH2O (Ln ...

  ---

• Article  
  
  

  Heterometallic clusters based on an uncommon asymmetric “V-shaped” [Fe3+(μ-OR)Ln3+(μ-OR)2Fe3+]6+ (Ln = Gd, Tb, Dy, Ho) structural core and the investigation of the slow relaxation of the magnetization behaviour of the [Fe2Dy] analogue 

  Savva, Maria; Alexandropoulos, Dimitris I.; Pissas, Michael; Perlepes, Spyros P.; Papatriantafyllopoulou, Constantina; Sanakis, Yiannis; Tasiopoulos, Anastasios J. (Royal Society of Chemistry, 2023-02-07)

  The synthesis, crystal structures, Mössbauer spectra and variable temperature dc and ac magnetic susceptibility studies of a new family of trinuclear heterometallic Fe3+/Ln3+ complexes, [Fe2Ln(PhCO2)3((py)2CO2)((py)2C(OM ...

  ---

• Article  
  
  

  Lanthanide Luminescence Thermometry and Slow Magnetic Relaxation in 3-D Polycyanidometallate-Based Materials 

  Karachousos-Spiliotakopoulos, Konstantinos; Tangoulis, Vassilis; Panagiotou, Nikos; Tasiopoulos, Anastasios J.; Nastopoulos, Vassilios; Moreno-Pineda, Eufemio; Wernsdorfer, Wolfgang; Schulze, Michael; Botas, Alexandre M. P.; Carlos, Luis D. (American Chemical Society, 2022-11-21)

  Two three-dimensional (3-D) polycyanidometallate-based luminescent thermometers with the general formula {Ln4Co4(CN)24(4-benpyo)17(H2O)·7H2O}nLn = (Dy(III)(1), Eu(III)(2)), based on the red-emissive diamagnetic linker ...

  ---

• Article  
  
  

  Tuning of Thermometric Performances of Mixed Eu–Tb Metal–Organic Frameworks through Single-Crystal Coordinating Solvent Exchange Reactions 

  Kourtellaris, Andreas; Lafargue-Dit-Hauret, William; Massuyeau, Florian; Latouche, Camille; Tasiopoulos, Anastasios J.; Serier-Brault, Hélène (John Wiley and Sons Inc, 2022-11-04)

  An initial investigation on the employment of targeted structural alterations, achieved through the post-synthesis modification method, for modulation of the thermometric properties of metal–organic frameworks (MOFs) is ...

  ---

• Article  
  
  

  Dual Emission in the Near-Infrared and Visible Regions from a Mixed Cyanido-Bridged EuIII/NdIII(4-OHpy)-CoIIILayered Material 

  Karachousos-Spiliotakopoulos, Konstantinos; Tangoulis, Vassilis; Tasiopoulos, Anastasios J.; Panagiotou, Nikos; Charalambous, Elefhteria; Nastopoulos, Vassilis; Christodoulou, Sotirios (American Chemical Society, 2022-10-10)

  Coordination polymers (CPs) with a dual emission spanning from the visible (vis) to near-infrared (NIR) regions of the electromagnetic spectrum are used for optical sensors, medical diagnostics, and telecommunication ...

  ---

• Article  
  
  

  Luminescence thermometry and field induced slow magnetic relaxation based on a near infrared emissive heterometallic complex 

  Karachousos-Spiliotakopoulos, Konstantinos; Tangoulis, Vassilis; Panagiotou, Nikos; Tasiopoulos, Anastasios J.; Moreno-Pineda, Eufemio; Wernsdorfer, Wolfgang; Schulze, Michael; Botas, Alexandre M. P.; Carlos, Luis D. (Royal Society of Chemistry, 2022-05-10)

  The 1 : 1 : 1 reaction of YbCl3·6H2O, K3[Co(CN)6] and bpyO2 in H2O has provided access to a complex with formula [YbCo(CN)6(bpyO2)2(H2O)3]·4H2O (1) in a very good yield while its structure has been determined by single-crystal ...

  ---

• Article  
  
  

  Metallo-Ligand Based 3d/4f Coordination Polymers: Synthesis, Structure and Magnetic Properties 

  Moutzouris, Nikolaos; Moushi, Eleni E.; Tziotzi, Thomais G.; Tarlas, Georgios D.; Tasiopoulos, Anastasios J.; Escuer, Albert; Papaefstathiou, Giannis S. (John Wiley and Sons Inc, 2022-04-27)

  Employment of N,N′-bis(2-hydroxy-4-carboxyphenyl)oxalamide (H6L) in Cu2+ chemistry afforded the mononuclear complex (Et4N)4[CuL] ⋅ 13H2O (A) which comprises a square planar [CuL]4− complex with several O donor atoms in its ...

  ---

• Article  
  
  

  NUIG4: a biocompatible pcu metal-organic framework with an exceptional doxorubicin encapsulation capacity 

  Ahmed, Ahmed; Efthymiou, Constantinos G.; Sanii, Rana; Patyk-Kazmierczak, Ewa; Alsharabasy, Amir M.; Winterlich, Meghan; Kumar, Naveen; Sensharma, Debobroto; Tong, Wenming; Guerin, Sarah; Farras, Pau; Hudson, Sarah; Thompson, Damien; Zaworotko, Michael J.; Tasiopoulos, Anastasios J.; Papatriantafyllopoulou, Constantina (Royal Society of Chemistry, 2022-03-02)

  Metal-organic frameworks (MOFs) are promising multifunctional porous materials for biomedical and environmental applications. Here, we report synthesis and characterization of a new MOF based on the tetrahedral secondary ...

  ---

• Article  
  
  

  High-performance luminescence thermometer with field-induced slow magnetic relaxation based on a heterometallic cyanido-bridged 3d–4f complex 

  Tangoulis, Vassilis; Nastopoulos, Vassilis; Panagiotou, Nikos; Tasiopoulos, Anastasios J.; Itskos, Grigorios; Athanasiou, Modestos; Moreno-Pineda, Eufemio; Wernsdorfer, Wolfgang; Schulze, Michael; Malina, Ondřej (2022-02-07)

  The 1:1:1 reaction of DyCl3·6H2O, K3[Co(CN)6] and bpyO2 in H2O has provided access to a complex with formula [DyCo(CN)6(bpyO2)2(H2O)3]·4H2O (1) in a very good yield, while [DyFe(CN)6(bpyO2)2 (H2O)3]·4H2O (2) was also ...

  ---

• Article  
  
  

  A nonsymmetric Dy2 single-molecule magnet with two relaxation processes triggered by an external magnetic field: a theoretical and integrated EPR study of the role of magnetic-site dilution 

  Lalioti, Nikolia; Nastopoulos, Vassilis; Panagiotou, Nikos; Tasiopoulos, Anastasios J.; Ioannidis, Nikolaos; Van Slageren, Joris; Zhang, Peng; Rajaraman, Gopalan; Swain, Abinash; Tangoulis, Vassilis (Royal Society of Chemistry, 2022-02-07)

  The 1 : 2 reaction between Dy(O2CMe)3·4H2O and 1-acetyl-2-napthol (LH) in MeOH has provided access to the complex [Dy2L6(MeOH)]·MeOH (1·MeOH) in a good yield. The structures of the isomorphous complex 1·MeOH and its doped ...

  ---

• Article  
  
  

  A heterometallic [Mn9Ni2] cluster consisting of the [M4(μ3-O)3(μ3-Cl)]n+ cubane and [MnIII3(μ3-O)4]+ “V-shaped” sub-units appearing in the giant [Mn84] and [Mn70] compounds and its [Mn9CoIII2] analogue 

  Moushi, Eleni E.; Charalambous, Maria; Papatriantafyllopoulou, Constantina; Christou, George; Tasiopoulos, Anastasios J. (Elsevier Ltd, 2022-02-01)

  Two new heterometallic clusters exhibiting related cores, [Mn9Ni2(μ3-Ο)10(μ3-Cl)2(O2CMe)11(py)4(H2O)4]·2H2O (1·2H2O) (py = pyridine) and [Mn9Co2(μ3-Ο)10(μ3-ΟΗ)2(O2CEt)10(EtOH)3(H2O)(py)5](ClO4)2Cl (2) are reported. Compounds ...

  ---

• Article  
  
  

  High nuclearity structurally-related Mn supertetrahedral T4 aggregates 

  Skordi, Katerina; Anastassiades, Antonis; Fournet, Adeline D.; Fournet, Adeline D.; Schulze, Michael; Wernsdorfer, Wolfgang; Christou, George; Nastopoulos, Vassilios; Perlepes, Spyros P.; Papatriantafyllopoulou, Constantina; Tasiopoulos, Anastasios J. (Royal Society of Chemistry, 2021-12-04)

  The simultaneous employment of 1,3-propanediol and di-2-pyridyl ketone in Mn carboxylate chemistry has provided access to three new, structurally-related [Mn24] and [Mn23] clusters. They are based on nanosized supertetrahedal ...

  ---

• Article  
  
  

  Zinc(II) vs cadmium(II) in organic chelate-free chemistry: Synthesis and characterization of 1-D [Zn2(N3)4(MeCN)3]n and 2-D [Cd3(N3)6(MeCN)2]n coordination polymers 

  Papanikolaou, Gavriilia T.; Kourtellaris, Andreas; Pantelis, Konstantinos N.; Bekiari, Vlasoula; Tasiopoulos, Anastasios J.; Stamatatos, Theocharis C. (Elsevier Ltd, 2021-11-01)

  The employment of a relatively unexplored reagent, namely the Me3SiN3, in the coordination chemistry of Zn(II) and Cd(II), in the absence of any external organic chelating/bridging ligand, has led to two new, azido-bridged ...

  ---

• Article  
  
  

  Rare nuclearities in Mn/oxo cluster chemistry: Synthesis and characterization of a mixed-valence {MnII/III11} complex bearing acetate and salicylhydroximate(-3) bridging/chelating ligands 

  Koumousi, Evangelia S.; Lazari, Gerasimi; Grammatikopoulos, Spyridon; Papatriantafyllopoulou, Constantina; Manos, Manolis J.; Perlepes, Spyros P.; Tasiopoulos, Anastasios J.; Christou, George; Stamatatos, Theocharis C. (Elsevier, 2021-09-15)

  The one-pot reaction between Mn(O2CMe)2·4H2O, salicylhydroxamic acid (shaH2) and Me4NOH·5H2O in a molar ratio of 2:1:2, and a solvent mixture comprising MeCN and MeOH, affords the new mixed-valence cluster compound ...

  ---

• Article  
  
  

  Expanding the NUIG MOF family: synthesis and characterization of new MOFs for selective CO2adsorption, metal ion removal from aqueous systems, and drug delivery applications 

  Winterlich, Meghan; McHugh, Darragh; O'Toole, Evan; Skordi, Katerina; O'Malley, Ciaran; Sanii, Rana; Tasiopoulos, Anastasios J.; Erxleben, Andrea; Mayans, Júlia; Morrison, Liam; McArdle, Patrick; Zaworotko, Michael J.; Tylianakis, Emmanuel; Froudakis, George; Papatriantafyllopoulou, Constantina (Royal Society of Chemistry, 2021-05-28)

  Metal organic frameworks (MOFs) have attracted considerable attention in recent years due to their use in a wide range of environmental, industrial and biomedical applications. The employment of benzophenone-4,4′-dicarboxylic ...

  ---

• Article  
  
  

  Catalysis of a Diels–Alder Reaction between Azachalcones and Cyclopentadiene by a Recyclable Copper(II)-PEIP Metal-Organic Framework 

  Hadjikyprianou, Eleni; Petrides, Sotiris; Kourtellaris, Andreas; Tasiopoulos, Anastasios J.; Georgiades, Savvas N. (Multidisciplinary Digital Publishing Institute (MDPI), 2023-08-01)

  Metal-organic frameworks (MOFs) have attracted considerable interest as emerging heterogeneous catalysts for organic transformations of synthetic utility. Herein, a Lewis-acidic MOF, {[Cu3(PEIP)2(5-NH2-mBDC)(DMF)]·7DMF}∞, ...

  ---

• Article  
  
  

  Bismuth(III) halide complexes of aromatic thiosemicarbazones: Synthesis, structural characterization and biological evaluation 

  Öztürk, Ibrahim I.; Banti, Christina N.; Hadjikakou, Sotiris K.; Panagiotou, Nikos; Tasiopoulos, Anastasios J. (Elsevier, 2021-11-01)

  Four new bismuth(III) thiosemicarbazone complexes, {BiCl3(η1-S-Hacptsc)3} (1), {[BiBr3(η1-S-Hacptsc)3]·CH3OH} (2), {[BiI2(µ2-I](η1-S-Hacptsc)]2} (3) and {[BiCl2(µ2-Cl)(η1-S-Hbztsc)2]2} (4), were prepared with the ligands ...

  ---

View more