Publications by authors named "Georgios Polychronis"

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Effect of in vivo aging on the surface and electrochemical properties of magnetic attachments used in facial prostheses: A retrieval analysis study.
Ioli Ioanna Artopoulou, Mark S Chambers, Georgios Polychronis, Frixos Papadopoulos, Anastasios Economou

J Prosthet Dent· August 2025

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Effect of printing orientation on mechanical properties of 3D-printed orthodontic aligners.
Lukas Camenisch, Georgios Polychronis, Nearchos Panayi, Olga Makou, Spyridon N Papageorgiou

J Orofac Orthop· July 2025

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Ionic release and electrochemical testing of 3-D printed orthodontics metallic bands made of Co-Cr and stainless-steel alloys.
Spiros Zinelis, Aikaterini Sakellari, Sotirios Karavoltsos, Georgios Polychronis, Nearchos Panayi

Eur J Orthod· June 2025

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Effect of nitrogen atmosphere during 3D printing on mechanical properties of orthodontic aligners.
Spiros Zinelis, Nearchos Panayi, Georgios Polychronis, Dimitrios Dionysopoulos, Spyridon N Papageorgiou

Eur J Oral Sci· April 2025

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Is galvanic corrosion between implant abutments and roots a possible scenario? An experimental study under simulated healthy and inflammatory peri-implant conditions and F anions.
Spiros Zinelis, Georgios Polychronis, Spiridon Silvestros, Andreas Barbetseas, Dimitris Karasoulos

Dent Mater· February 2025

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Effects of intraoral aging on mechanical properties of directly printed aligners vs. thermoformed aligners: an in vivo prospective investigation.
Babak Sayahpour, Spiros Zinelis, Georgios Polychronis, Theodore Eliades, Malcolm Goteni

Eur J Orthod· January 2024

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Effect of heat treatment and nitrogen atmosphere during post-curing on mechanical properties of 3D-printed orthodontic aligners.
Mélanie Mattle, Spiros Zinelis, Georgios Polychronis, Olga Makou, Nearchos Panayi

Eur J Orthod· January 2024

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Development of Bi- and Tri-Layer Nanofibrous Membranes Based on the Sulfated Polysaccharide Carrageenan for Periodontal Tissue Regeneration.
Stefanos Kikionis, Konstantina Iliou, Aikaterini G Karra, Georgios Polychronis, Ioannis Choinopoulos

Mar Drugs· October 2023

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Fracture toughness and hardness of in-office, 3D-printed ceramic brackets.
Georgios Polychronis, Spyridon N Papageorgiou, Christopher S Riollo, Nearchos Panayi, Spiros Zinelis

Orthod Craniofac Res· August 2023

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Εffect of cleansers on the composition and mechanical properties of orthodontic aligners in vitro.
Anna Iliadi, Vera Enzler, Georgios Polychronis, Timo Peltomaki, Spiros Zinelis

Prog Orthod· December 2022

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Mechanical and electrochemical characterization of 3D printed orthodontic metallic appliances after in vivo ageing.
Spiros Zinelis, Georgios Polychronis, Frixos Papadopoulos, Christos Kokkinos, Anastasios Economou

Dent Mater· November 2022

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Comparative analysis of mechanical properties of orthodontic aligners produced by different contemporary 3D printers.
Spiros Zinelis, Nearchos Panayi, Georgios Polychronis, Spyridon N Papageorgiou, Theodore Eliades

Orthod Craniofac Res· August 2022

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Electrochemical characterization of three types of Co-Cr based alloys manufactured by casting and selective laser melting according to ISO 10271.
Youssef S Al Jabbari, Sotiris Karavoltsos, Christos Kokkinos, Georgios Polychronis, Anastasios Economou

Dent Mater· July 2022

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New aesthetic in-house 3D-printed brackets: proof of concept and fundamental mechanical properties.
Spyridon N Papageorgiou, Georgios Polychronis, Nearchos Panayi, Spiros Zinelis, Theodore Eliades

Prog Orthod· February 2022

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In-house 3D-printed aligners: effect of in vivo ageing on mechanical properties.
Esad Can, Nearchos Panayi, Georgios Polychronis, Spyridon N Papageorgiou, Spiros Zinelis

Eur J Orthod· January 2022

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ATR-FTIR Analysis and One-Week Stress Relaxation of Four Orthodontic Aligner Materials.
Florina Jaggy, Spiros Zinelis, Georgios Polychronis, Raphael Patcas, Marc Schätzle

Materials (Basel)· April 2020

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A study of the mechanical properties of as-received and intraorally exposed single-crystal and polycrystalline orthodontic ceramic brackets.
Eleni Alexopoulou, Georgios Polychronis, Dimitrios Konstantonis, Iosif Sifakakis, Spiros Zinelis

Eur J Orthod· January 2020

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Changes in Roughness and Mechanical Properties of Invisalign Appliances after One- and Two-Weeks Use.
Alexandra K Papadopoulou, Aurelie Cantele, Georgios Polychronis, Spiros Zinelis, Theodore Eliades

Materials (Basel)· July 2019

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Galvanic coupling of steel and gold alloy lingual brackets with orthodontic wires: Is corrosion a concern?
Georgios Polychronis, Youssef S Al Jabbari, Theodore Eliades, Spiros Zinelis

Angle Orthod· July 2018

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Shape covariation between the craniofacial complex and first molars in humans.
Georgios Polychronis, Demetrios J Halazonetis

J Anat· August 2014

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Geometric morphometric 3D shape analysis and covariation of human mandibular and maxillary first molars.
Georgios Polychronis, Panagiotis Christou, Maria Mavragani, Demetrios J Halazonetis

Am J Phys Anthropol· October 2013

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