Fabio De Stefano
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View article: Recanalization Outcomes and Procedural Complications in Patients With Acute Ischemic Stroke and COVID-19 Receiving Endovascular Treatment
Recanalization Outcomes and Procedural Complications in Patients With Acute Ischemic Stroke and COVID-19 Receiving Endovascular Treatment Open
View article: Keto-Polyethylenes with Controlled Crystallinity and Materials Properties from Catalytic Ethylene–CO–Norbornene Terpolymerization
Keto-Polyethylenes with Controlled Crystallinity and Materials Properties from Catalytic Ethylene–CO–Norbornene Terpolymerization Open
Recent advances in Ni(II) catalyzed, nonalternating catalytic copolymerization of ethylene with carbon monoxide (CO) enable the synthesis of in-chain keto-functionalized polyethylenes (keto-PEs) with high-density polyethylene-like material…
View article: Synthesis of stereoregular polymyrcenes using neodymium-, iron- and copper-based catalysts
Synthesis of stereoregular polymyrcenes using neodymium-, iron- and copper-based catalysts Open
β-Myrcene was polymerized with catalysts based on pyridyl-imino complexes of neodymium, iron and copper to highly stereoregular polymers.
View article: The genetics in polymers: Crystallization as a fingerprint of the molecular microstructure
The genetics in polymers: Crystallization as a fingerprint of the molecular microstructure Open
Hidden details of the molecular structure of polymers can be revealed from the retro-analysis of the crystallization behavior. The way a polymer crystallizes and the selection of a specific polymorphic form upon crystallization contain all…
View article: E-182 Comparing outcomes of open and endovascular treatment of ruptured middle cerebral artery aneurysms: insights from a national level inpatient database
E-182 Comparing outcomes of open and endovascular treatment of ruptured middle cerebral artery aneurysms: insights from a national level inpatient database Open
Background Optimal therapeutic strategy for the management of ruptured MCA aneurysms remains highly controversial. Microsurgical clipping and endovascular therapies are two primary strategies utilized in acute management with prior studies…
View article: E-177 Treatment of ischemic stroke in patients diagnosed with covid-19: a matched analysis of the national inpatient sample
E-177 Treatment of ischemic stroke in patients diagnosed with covid-19: a matched analysis of the national inpatient sample Open
Background COVID-19 has demonstrated its potential effects spread well beyond respiratory symptoms. Large reviews of patients presenting with COVID have demonstrated increases in risk for acute ischemic events. These are not limited to the…
View article: Synthesis, Structure, and Properties of Poly(isoprene)s of Different Constitutions and Configurations from Catalysts Based on Complexes of Nd, Co, and Fe
Synthesis, Structure, and Properties of Poly(isoprene)s of Different Constitutions and Configurations from Catalysts Based on Complexes of Nd, Co, and Fe Open
Poly(isoprene)s of different molecular structures have been synthesized with various catalysts based on complexes of Nd-, Co-, and Fe-bearing pyridylimine, phosphine, and bipyridine ligands. Poly(isoprene)s with essentially cis-1,4 structu…
View article: Crystallization Behavior and Properties of Propylene/4-Methyl-1-pentene Copolymers from a Metallocene Catalyst
Crystallization Behavior and Properties of Propylene/4-Methyl-1-pentene Copolymers from a Metallocene Catalyst Open
Copolymers of isotactic polypropylene (iPP) with 4-methyl-1-pentene (iPP4MP) were prepared with a highly isoselective homogeneous organometallic catalyst in a range of 4-methyl-1-pentene (4MP) concentrations between about 1.7 and 14 mol %.…
View article: Melt memory in propene–pentene isotactic copolymers: the case of defects hosted in the crystals
Melt memory in propene–pentene isotactic copolymers: the case of defects hosted in the crystals Open
Incorporation of pentene in isotactic polypropylene produces a memory of the crystalline state in the melt that persists up to temperatures higher than the melting temperature giving self-nucleation and favoring crystallization of the γ fo…
View article: Crystallization Behavior of Isotactic Propene-Octene Random Copolymers
Crystallization Behavior of Isotactic Propene-Octene Random Copolymers Open
The crystallization behavior of random propene-octene isotactic copolymers (iPPC8) prepared with a homogeneous metallocene catalyst has been studied. Samples of iPPC8 with low octene content up to about 7 mol% were isothermally crystallize…
View article: Melt-Crystallizations of α and γ Forms of Isotactic Polypropylene in Propene-Butene Copolymers
Melt-Crystallizations of α and γ Forms of Isotactic Polypropylene in Propene-Butene Copolymers Open
Random isotactic propene-butene copolymers (iPPC4) of different stereoregularity have been synthesized with three different homogeneous single center metallocene catalysts having different stereoselectivity. All samples crystallize from th…
View article: Structure and Morphology of Crystalline Syndiotactic Polypropylene-Polyethylene Block Copolymers
Structure and Morphology of Crystalline Syndiotactic Polypropylene-Polyethylene Block Copolymers Open
A study of the structure and morphology of diblock copolymers composed of crystallizable blocks of polyethylene (PE) and syndiotactic polypropylene (sPP) having different lengths is reported. In both analyzed samples, the PE block crystall…
View article: Cr(III) Complexes Bearing a β-Ketoimine Ligand for Olefin Polymerization: Are There Differences between Coordinative and Covalent Bonding?
Cr(III) Complexes Bearing a β-Ketoimine Ligand for Olefin Polymerization: Are There Differences between Coordinative and Covalent Bonding? Open
β-ketoimines are extensively applied for the synthesis of organometallic complexes intended as (pre)catalysts for a variety of chemical transformations. We were interested in the synthesis of two Cr complexes bearing a simple bidentate β-k…
View article: Crystallization of Propene–Pentene Isotactic Copolymers as an Indicator of the General View of the Crystallization Behavior of Isotactic Polypropylene
Crystallization of Propene–Pentene Isotactic Copolymers as an Indicator of the General View of the Crystallization Behavior of Isotactic Polypropylene Open
The crystallization from the melt in isothermal conditions of metallocene random propene–pentene isotactic copolymers (iPPC5) has been studied. All samples with pentene concentration between 0.5 and 10 mol % crystallize at any crystallizat…
View article: Mechanical Properties and Elastic Behavior of Copolymers of Syndiotactic Polypropylene with 1-Hexene and 1-Octene
Mechanical Properties and Elastic Behavior of Copolymers of Syndiotactic Polypropylene with 1-Hexene and 1-Octene Open
The mechanical properties of copolymers of syndiotactic polypropylene (sPP) with 1-hexene and 1-octene have been studied and correlated with the structural transformations occurring during stretching and relaxation. These copolymers crysta…
View article: NEt<sub>3</sub>-Triggered Synthesis of UHMWPE Using Chromium Complexes Bearing Non-innocent Iminopyridine Ligands
NEt<sub>3</sub>-Triggered Synthesis of UHMWPE Using Chromium Complexes Bearing Non-innocent Iminopyridine Ligands Open
Chromium complexes bearing non-innocent iminopyridine ligands were investigated as precatalysts for the polymerization of ethylene using different aluminum cocatalysts and Lewis base NEt3 as additive. Beyond confirming the key role of the …
View article: Late Worsening of COVID-19 Pneumonia: Successful Treatment with Ruxolitinib and Steroid
Late Worsening of COVID-19 Pneumonia: Successful Treatment with Ruxolitinib and Steroid Open
We describe the case of a patient hospitalized for the second time in a month due to delayed worsening of lung lesions in COVID-19 infection without bacterial superinfection. He was treated with hydroxychloroquine, IV dexamethasone and rux…
View article: Semibatch Terpolymerization of Ethylene, Propylene, and 5-Ethylidene-2-norbornene: Heterogeneous High-Ethylene EPDM Thermoplastic Elastomers
Semibatch Terpolymerization of Ethylene, Propylene, and 5-Ethylidene-2-norbornene: Heterogeneous High-Ethylene EPDM Thermoplastic Elastomers Open
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View article: Three-month mortality in permanently bedridden medical non-oncologic patients. The BECLAP study (permanently BEdridden, creatinine CLearance, albumin, previous hospital admissions study)
Three-month mortality in permanently bedridden medical non-oncologic patients. The BECLAP study (permanently BEdridden, creatinine CLearance, albumin, previous hospital admissions study) Open
View article: L'obesità, la forza muscolare, la composizione muscolare e la performance fisica in una popolazione anziana
L'obesità, la forza muscolare, la composizione muscolare e la performance fisica in una popolazione anziana Open
Objective: To evaluate the association between BMI levels, muscular strength, muscle composition and physical performance, in a follow-up of 6 years, in an elderly population.
\nMaterials and Methods: 2911 Italians subjects aged > 65 years…