Results 141 to 150 of about 123,753 (242)

Percentage depth dose distributions in inhomogeneous phantoms with lung and bone equivalent media for small fields of CyberKnife [PDF]

open access: yesarXiv, 2013
The percentage depth dose distributions in inhomogeneous phantoms with lung and bone equivalent media are studied. For lung equivalent media a Balsa wood is used, and for a soft bone equivalent media a compound material with epoxy resin, hardener and calcium carbonate is used.
arxiv  

Robust Full‐Surface Bonding of Substrate and Electrode for Ultra‐Flexible Sensor Integration

open access: yesAdvanced Materials, EarlyView.
A direct hybrid bonding method that enables both gold and parylene bonding without adhesives is developed. This technique achieves full‐surface direct bonding of electrodes and substrates in flexible electronic connections. The method offers high flexibility, stable mechanical durability, and high‐resolution interconnections, accommodating varying ...
Masahito Takakuwa   +9 more
wiley   +1 more source

Kinetic behavior of the reaction between silica and epoxidized liquid rubber

open access: yesPolímeros
The use of epoxidized rubber as compatibilizer in silica-filled rubber compounds has been proposed in literature. However, the investigation of the reaction kinetics between the epoxy groups and the hydroxyl groups at the silica surface is not yet ...
Marcus Vinícius Braum   +1 more
doaj   +1 more source

Monomers for thermosetting and toughening epoxy resins [PDF]

open access: yes
Eight glycidyl amines were prepared by alkylating the parent amine with epichlorohydrin to form chlorohydrin, followed by cyclization with aqueous NaOH. Three of these compounds contained propargyl groups with postcuring studies.
Pratt, J. R.
core   +1 more source

Two Material Properties from One Wavelength‐Orthogonal Photoresin Enabled by a Monochromatic Laser Integrated Stereolithographic Apparatus (Mono LISA)

open access: yesAdvanced Materials, Volume 37, Issue 13, April 2, 2025.
A single object with dual properties – degradable and non‐degradable – is fabricated in a single print simply by switching the printing colors. The advanced multi‐material printing is enabled by the combination of a fully wavelength‐orthogonal photoresin and a monochromatic tunable laser printer, paving the way for precise multi‐material ...
Xingyu Wu   +5 more
wiley   +1 more source

A Highly Stable Organic–Inorganic Hybrid Electron Transport Layer for Ultraflexible Organic Photodiodes

open access: yesAdvanced Materials, EarlyView.
Organic photodiodes (OPDs) with low dark current and stable detectivity under light irradiation, air exposure, and heating are realized using a nanoparticle‐based Zn‐chelated PEIE (PEI‐Zn NP) electron transport layer. This formulation effectively suppresses photocurrent degradation and dark current increase, ensuring enhanced environmental stability ...
Theodorus Jonathan Wijaya   +11 more
wiley   +1 more source

Adjusting Cell‐Surface Interactions Through a Covalent Immobilization of Biomolecules

open access: yesAdvanced Materials Interfaces, EarlyView.
This review presents an overview of current and emerging immobilization techniques coupled with an in‐depth investigation of the underlying mechanisms governing the activity and stability of covalently immobilized biomolecules. The aim of this study is to serve as a guide for the development of long‐lasting biomedical coatings with versatile biological
Sara Shakibania   +2 more
wiley   +1 more source

Elastomeric Nanocomposite with Solvent‐Free, One Step, In Situ Shear Exfoliation of Graphite to Graphene

open access: yesAdvanced Materials Interfaces, EarlyView.
This work presents a novel strategy for nanocomposite fabrication that imparts high shear and elongational forces, overcoming the interlayer van der Waals forces within bulk 2D materials and facilitating their exfoliation in elastomers. Additionally, the high shear forces promote effective nanoparticle dispersion and in situ bond formation, leading to ...
Ashiqur Rahman   +5 more
wiley   +1 more source

Expanding Transparent Covalently Attached Liquid‐Like Surfaces for Icephobic Coatings with Broad Substrate Compatibility

open access: yesAdvanced Materials Interfaces, EarlyView.
This study introduces an approach for creating liquid‐like slippery surfaces (LLS) on various substrates. An epoxy‐silicon (EpSi) coating is applied, plasma‐activated, and immersed in an organosilane solution, forming siloxane chains. The resulting LLS exhibits ultra‐low ice adhesion, high transparency, self‐cleaning, and anti‐staining properties ...
Amirhossein Jalali Kandeloos   +6 more
wiley   +1 more source

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