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  • Three-Dimensional, Bifunctional Microstructured

    The antimicrobial component, poly(oxanorbornene)-based synthetic mimics of an antimicrobial peptide (SMAMP), was printed onto a protein-repellent polysulfobetaine hydrogel, so that bifunctional 3D structured polymer surfaces with 1, 2, and 8.5 μm spacing are obtained.

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  • Dimensional Accuracy of Dental Models for Three-Unit ...

    2021-3-22 · 2 Sense Dental Laboratory, 1104, Seoul Soop IT-Valley, 77, Seongsuil-ro, Seongdong-gu, Seoul 04790, Korea; [email protected] * Correspondence: [email protected]; Tel.: +82-2-2072-3860 Abstract: Previous studies on accuracy of three-dimensional (3D) printed model focused on full arch measurements at few points.

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  • Electrically Tunable Three-Dimensional Holographic ...

    2018-7-23 · An electrically tunable three-dimensional holographic photonic crystal made of polymer-dispersed liquid crystals was fabricated using a specially designed prism. This prism split a collimated laser beam into four beams which interfered with each other at the base of the prism to form a three-dimensional spatial light intensity pattern. The ...

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  • Three dimensional nanosuperstructures made of two ...

    2019-12-1 · Three-dimensional graphene foams derived from various templates through CVD have demonstrated high surface areas [59,60,152,153]. Those made of Ni foams offer a surface area up to 850 m 2 g −1, which can be modulated by tuning the number of layers deposited with different deposition time and flow rate . However, the intrinsic large pores of ...

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  • A three-dimensional multilayer graphene web for

    This review article reports the latest progress of polymeric three dimensional porous materials (3D-PMs) with super wettability to separate oil/water mixtures. The theories on developing super-wetting porous surfaces and the effects of wettability on oil/water separation have been discussed.

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  • Superwetting Polymeric Three Dimensional (3D)

    This process is also referred to as additive manufacturing (AM), rapid prototyping (RP), or solid free-form technology (SFF). 3D printers function in a similar fashion to traditional inkjet printers; however, three-dimensional objects are built in 3D unlike printing layers of ink on papers . 3D printing is expected to revolutionize the healthcare technology through the provision advanced diagnostic, imaging and …

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  • Three dimensional printed nanostructure biomaterials

    2019-4-1 · Additive manufacturing (AM), or three-dimensional (3D)-printing, is a process that enables the creation of three-dimensional objects from digital data using the layer-by-layer deposition of material . This method is already more than 30 years old . The first working device, the stereolithography apparatus, was developed in 1984 by Hull, C. W.

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  • The potential of three-dimensional printing

    2010-3-23 · Three-Dimensional Photomobility of Crosslinked Azobenzene Liquid-Crystalline Polymer Fibers Taiki Yoshino , Chemical Resources Laboratory, Tokyo Institute of Technology R1-11, 4259 Nagatsuta, Midori-ku, Yokohama 226-8503 (Japan)

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  • Three-Dimensional, Bifunctional Microstructured

    Three-Dimensional, Bifunctional Microstructured Polymer Hydrogels Made from Polyzwitterions and Antimicrobial Polymers Langmuir . 2019 Feb 5;35(5):1211-1226. doi: 10.1021/acs.langmuir.8b03410.

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  • Three-dimensional piezoelectric polymer

    2019-1-16 · Three-dimensional piezoelectric polymer microsystems for vibrational energy harvesting, robotic interfaces and biomedical implants ... the Guide for the Care and Use of Laboratory …

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  • Accuracy of three-dimensional dental resin models

    2018-3-6 · Accuracy of three-dimensional dental resin models created by fused deposition modeling, stereolithography, and Polyjet prototype technologies: A comparative study ... printing technologies. From these available printers, digital files can be printed using ceramic, metal, wax, and resin materials utilizing highly unique processes depending on ...

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  • Electrochemically building three-dimensional ... - Polymer

    2019-2-26 · Conducting polymer hydrogels (CPHs), one of the derivatives of conducting polymers, is made up of three-dimensional polymeric * Corresponding author. Key Laboratory of Advanced Technologies of Materials (Ministry of Education), School of Materials Science and Engineering, Southwest Jiaotong University, Chengdu, 610031, PR China ...

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  • Three‐Dimensional Metal‐Organic Polymer of

    2018-12-27 · Three-Dimensional Metal-Organic Polymer of Multivalent Hexaphenylbenzene. Dr. Suresh Madhu, ... National Chemical Laboratory, Dr. Homi Bhabha Road, Pune, 411 008 India ... X-ray crystal structure of MOF was shown to have a significant number of trapped and coordinated water molecules in its three-dimensional framework.

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  • Electrically Tunable Three-Dimensional Holographic ...

    2018-7-23 · An electrically tunable three-dimensional holographic photonic crystal made of polymer-dispersed liquid crystals was fabricated using a specially designed prism. This prism split a collimated laser beam into four beams which interfered with each other at the base of the prism to form a three-dimensional spatial light intensity pattern. The ...

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  • Materials | Free Full-Text | Three-Dimensional Printed

    The use of (bio)degradable polymers, especially in medical applications, requires a proper understanding of their properties and behavior in various environments. Structural elements made of such polymers may be exposed to changing environmental conditions, which may cause defects. That is why it is so important to determine the effect of processing conditions on polymer properties and also ...

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  • Three dimensional printed nanostructure biomaterials

    Three-dimensional printing (3DP) is a manufacturing process in which objects are made by fusing or depositing materials such as; plastic, metal, ceramics, powders, liquids, or even living cells in layers to produce a 3D object .

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  • Three-dimensional nanoscale organization of polymer

    2021-1-3 · Achieving a viable process for three-dimensional (3D) printing of ceramics is a sought-after goal in a wide range of fields including electronics and sensors for harsh environments, microelectromechanical devices, energy storage materials, and structural materials, among others. Low laser absorption of ceramic powders renders available additive manufacturing (AM) technologies for …

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  • Scalable Three-Dimensional Photobioelectrodes Made

    2021-3-10 · Photobioelectrodes represent one of the examples where artificial materials are combined with biological entities to undertake semi-artificial photosynthesis. Here, an approach is described that uses reduced graphene oxide (rGO) as an electrode material. This classical 2D material is used to construct a three-dimensional structure by a template-based approach combined with a simple spin ...

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  • Accuracy of three-dimensional dental resin models

    Objectives: The aim of this study was to assess the dimensional accuracy of fused deposition modeling (FDM)-, Polyjet-, and stereolithography (SLA)-produced models by comparing them to traditional plaster casts. Materials and methods: A total of 12 maxillary and mandibular posttreatment orthodontic plaster casts were selected from the archives of the Orthodontic Department at the Indiana ...

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  • Three-dimensional-printed molds and materials for ...

    2019-10-30 · Polymer materials are normally used in 3D-printed molds for low volume production. High-temperature resistance, toughness, and hardness are essential for printed molds to stand above the melting temperature of injected materials. ... Stratasys, 3D Printing and Dental Implants: ... Three-dimensional-printed molds and materials for injection ...

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  • Photomobile polymer materials—various three

    Soft Three-Dimensional Microscale Vibratory Platforms for Characterization of Nano-Thin Polymer Films ACS Nano . 2019 Jan 22;13(1):449-457. doi: 10.1021/acsnano.8b06736.

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  • Soft Three-Dimensional Microscale Vibratory

    Three-Dimensional Printable Nanoporous Polymer Matrix Composites for Daytime Radiative Cooling ... Three-Dimensional Printable Nanoporous Polymer Matrix Composites for Daytime Radiative Cooling. ... UV–vis, and part of the FTIR measurements were carried out in the Materials Research Laboratory Central Research Facilities, University of ...

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  • Three-dimensional printing with biomaterials in ...

    An undercut depth of 0.01inch was created on the mesiobuccal surface of the premolar and distobuccal surface of second molar. Three dimensional finite element model of clasp assembly was designed and assigned with the properties of two different materials namely acetal resin and cobalt-chromium in successive steps.

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  • Three-Dimensional Printable Nanoporous Polymer

    2019-5-25 · To fabricate a photonic crystal with large and complete photonic bandgap, it often requires backfilling of high index inorganic materials into a 3D polymer template. However, the pore network may become disconnected before the template is completely filled in a conformal coating process, which, therefore, limits the achievable maximum bandgap in the 3D photonic crystals. Here, we demonstrate ...

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  • Comparison of Retention of Clasps Made of Different ...

    2020-5-6 · Monitoring the evolution of polymer aging, especially early-stage aging, over both time and dimensionality can provide in-depth insight into aging-induced material invalidation and even disastrous accidents. However, it remains a great challenge because currently available methods for polymer aging only provide statistic results at a macroscopic scale. Herein, we report the first three ...

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  • Mechanically active materials in three-dimensional ...

    Purpose: The purpose of this study was to assess and compare the dimensional accuracy of the stone casts made of three extended pour alginate impressions materials (Cavex Colorchange, Kromopan, and Neocolloid) following storage under different storage conditions and pouring at different time intervals.Materials and Methods: A maxillary Frasaco (dentulous) model was selected as a standard …

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  • 3D Printing In Dental Technology | Volume 7, Issue 3 ...

    2021-3-13 · Vibrational resonances of microelectromechanical systems (MEMS) can serve as means for assessing physical properties of ultrathin coatings in sensors and analytical platforms. Most such technologies exist in largely two-dimensional configurations with a limited total number of accessible vibration modes and modal displacements, thereby placing constraints on design options and …

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  • Three-dimensional evaluation of extended pour

    Additive interface materials for improved ionic polymer metal composite (IPMC) actuator performance are being investigated. In this study, three-dimensional carbon nanostructure/copper nanowire (3DC Cu-NW) with a novel structure was synthesized via low-pressure chemical vapor deposition. An IPMC actuator with a 3DC Cu-NW interface layer was fabricated, which exhibited improved actuation ...

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  • Soft Three-Dimensional Microscale Vibratory

    2021-3-11 · Fused filament fabrication (FFF) three-dimensional (3D) printing of semicrystalline polymers such as high-density polyethylene (HDPE) is challenging because crystallization-induced shrinkage of the filament, as it cools, results in stresses that warp the printed part and debond it from the print substrate. Here, we demonstrate that waste-derived HDPE can be successfully 3D printed by (i ...

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  • Synthesis of Three-Dimensional Carbon

    2013-9-1 · Hard biological materials such as diatoms and sea sponges can inspire the design of structural materials that are mechanically robust yet lightweight. …

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  • Three-Dimensional Printing with Waste High-Density ...

    2018-9-26 · In this paper, a flexible three-dimensional (3D) force sensor utilizing the piezoresistive principle has been manufactured. The proposed sensor is designed as four pressure sensing resistors embedded in a flexible substrate. The piezoresistive PI film is used to be sensing material, as its effective pressure sensitivity, good linearity, and low hysteresis.

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  • Fabrication and deformation of three-dimensional

    Three-dimensional (3D) printing is increasingly being utilized in the dental field. After fabricating a prosthesis using a 3D printed resin, a post-curing process is required to improve its mechanical properties, but there has been insufficient research on the optimal post-curing conditions. We used various 3D printed crown and bridge materials in this study, and evaluated the changes in their ...

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  • A flexible three-dimensional force sensor based on PI ...

    Dental Materials | Citations: 9,743 | Dental Materials will publish original research, review articles, and short communications. The principal aim of Dental Materials is to promote rapid ...

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  • Direct-Write Assembly of Three-Dimensional Photonic ...

    2013-2-5 · Direct-Write Assembly of Three-Dimensional Photonic Crystals: Conversion of Polymer Scaffolds to Silicon Hollow-Woodpile ... Frederick Seitz Materials Research Laboratory University of Illinois at Urbana-Champaign Urbana, IL 61801 (USA) ... from polymer …

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  • Soft Three-Dimensional Microscale Vibratory Platforms

    2019-1-24 · Soft Three-Dimensional Microscale Vibratory ... Frederick Seitz Materials Research Laboratory, and Beckman Institute for Advanced Science and Technology, University of Illinois at Urbana−Champaign, Urbana, Illinois 61801, United States ... polymer films as test vehicles with a wide range of thicknesses andgeometries.Inthiswork ...

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  • 3D Printing In Dental Technology | Volume 7, Issue 3 ...

    2019-9-9 · VEGF/BMP-2 loaded three-dimensional model for enhanced angiogenic and odontogenic potential of dental pulp stem cells 14 November 2017 | International Endodontic Journal, Vol. 51, No. 4 Modulation of surface stiffness and cell patterning on polymer films using micropatterns

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  • Dental Polymers | Pocket Dentistry

    Three-dimensional (3D) printing is increasingly being utilized in the dental field. After fabricating a prosthesis using a 3D printed resin, a post-curing process is required to improve its mechanical properties, but there has been insufficient research on the optimal post-curing conditions. We used various 3D printed crown and bridge materials in this study, and evaluated the changes in their ...

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  • Three-Dimensional Cell Culture Matrices: State of the

    2013-9-1 · Hard biological materials such as diatoms and sea sponges can inspire the design of structural materials that are mechanically robust yet lightweight. …

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  • Polymers | Free Full-Text | Effects of Post-Curing Time

    2020-12-24 · Additive manufacturing is a revolutionary three-dimensional (3D) printing technology that has applications in a vast number of fields from aerospace to biological engineering. In the field of bioengineering, it was recently discovered that the principles used in 3D bioprinting of organs and tissues could also be used to 3D print biological materials produced by genetically engineered bacteria.

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  • Fabrication and deformation of three-dimensional

    Articulator. is a dental laboratory device that simulates the movement of mandible and the temporomandibular joint when models of dental arches are attached. Monomer. a molecule that when combined with others forms a polymer. Slurry. is a mixture …

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