Results 91 to 100 of about 11,199 (163)

Two‐Dimensional Piezoelectric Nanomaterials for Nanoelectronics and Energy Harvesting

ENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Two‐Dimensional Piezoelectric Nanomaterials from properties to applications. Smart materials, especially piezoelectric materials, have gained popularity over the last two decades. Two‐dimensional (2D) piezoelectric materials exhibit attributes including great flexibility, ease of workability, extensive surface area, and many active sites, indicating ...
Yujun Cao, Sikandar Aftab, Zeeshan Ali, Muhammad Farooq Khan, Ghazanfar Nazir, Awais Khalid, Hosameldin Helmy Hegazy, Ibrahim S. Yahia, Altaf Hussain Rajpar, Burragoni Sravanthi Goud, Jae Hong Kim, Erdi Akman, Xin Li   +12 more
wiley   +1 more source

Tailoring protein nanomechanics with chemical reactivity

Nature Communications, 2017
Post-translational modifications modulate nanomechanics of proteins. Here the authors use single-molecule force-clamp spectroscopy supported by density functional theory calculations to show how reactive low-weight molecular thiol compounds directly ...
Amy E. M. Beedle, Marc Mora, Steven Lynham, Guillaume Stirnemann, Sergi Garcia-Manyes   +4 more
doaj   +1 more source

Influence of clamp-widening on the quality factor of nanomechanical silicon nitride resonators

, 2019
Nanomechanical resonators based on strained silicon nitride (Si$_3$N$_4$) have received a large amount of attention in fields such as sensing and quantum optomechanics due to their exceptionally high quality factors ($Q$s).
Manuel Tanzer, Pedram Sadeghi, Schmid S., Silvan Schmid, Simon L. Christensen   +4 more
core   +2 more sources

Vegetable Oil–Mediated Transesterification as a Green Route to Tune Ethyl Cellulose Properties

Journal of Polymer Science, EarlyView.
An environmentally conscious strategy for augmenting the hydrophobicity of ethyl cellulose polymer via a transesterification reaction using renewable vegetable oil. ABSTRACT The inherent hydrophilicity of biopolymers presents significant limitations to their implementation, particularly in coating and packaging applications.
Athira Narayanan, Valeria D'Errico, Marco Friuli, Sonia Bagheri, Claudio Mele, Alessandro Sannino, Christian Demitri, Leonardo Lamanna   +7 more
wiley   +1 more source

The Boston University Photonics Center annual report 2013-2014 [PDF]

, 2013
This repository item contains an annual report that summarizes activities of the Boston University Photonics Center in the 2013-2014 academic year. The report provides quantitative and descriptive information regarding photonics programs in education ...
The Boston University Photonics Center
core   +1 more source

Bio‐Based Polyurethanes: Mechanical Performance, Structure–Property Relationships, and Future Directions

Journal of Polymer Science, EarlyView.
This review examines bio‐based polyurethanes from renewable feedstocks, focusing on structure‐property relationships governing mechanical performance. It analyzes reinforcement strategies, benchmarks against petrochemical counterparts, and explores future directions, including non‐isocyanate routes and circular economy integration for sustainable high ...
Khaled Chawraba, Hussein Medlej, Mohamad Sakr, Akram Hijazi, Abrar Hussain   +4 more
wiley   +1 more source

Adhesion mechanics of graphene membranes

, 2012
The interaction of graphene with neighboring materials and structures plays an important role in its behavior, both scientifically and technologically.
Aitken, Barton, Bordag, Bunch, Bunch, Carbone, Conley, Cullen, Delrio, DelRio, Fialkovsky, Gao, Geim, Geim, Huang, Ishigami, J.S. Bunch, Koenig, Koskinen, Lee, Lee, Levy, Li, Li, Li, Li, Liu, Los, Lu, Lui, M.L. Dunn, Milaninia, Nicolle, Pang, Pereira, Pierre-Louis, Rudenko, Sabio, Sasaki, Scharfenberg, Scharfenberg, Shi, Stolyarova, Swain, Viola Kusminskiy, Yoon, Yu, Zhang, Zhang, Zong   +49 more
core   +1 more source

Fluorescently Labeled Gradient Hydrogels Reveal Matrix‐Dependent Cell Responses to Substrate Stiffness

Small, EarlyView.
This work demonstrates a new thermophoretic strategy to fabricate fluorescently labeled stiffness gradient hydrogels, enabling contactless stiffness characterization. Fibroblasts cultured on gradient GelMA and Gellan gum hydrogels revealed distinct cell morphology and migration behavior.
Shin Wei Chong, Li Liu, Daryan Kempe, Yingqi Zhang, Kourosh Kalantar‐Zadeh, Marcela M. M. Bilek, Lining Arnold Ju, Maté Biro, Daniele Vigolo   +8 more
wiley   +1 more source

Self‐Healing and pH‐Robust Hydrogels Enabled by Synergistic Supramolecular Interactions for Injectable Gastrointestinal Wound Repair

Small, EarlyView.
A pH‐robust injectable hydrogel enabled by synergistic supramolecular interactions is developed to address the intrinsic limitations of conventional hydrogel dressings in complex gastrointestinal environments. By actively leveraging environmental stimuli to regulate functionality, this supramolecular synergy strategy provides a versatile platform for ...
Li Xiang, Lei Liu, Shixin Zhang, Yuhao Zhang, Ziqian Zhao, Jiangwei Chen, Jiawen Zhang, Jingyi Hu, Yunfei Chen, Hongbo Zeng   +9 more
wiley   +1 more source

Filling a Gap in Materials Mechanics: Nanoindentation at High Constant Strain Rates up to 105 s−1

Small, EarlyView.
A piezoelectric nanoindentation platform enables constant strain‐rate testing up to 105 s−1, extending experimental capabilities to extreme deformation regimes. Distinct hardness upturns are revealed across crystalline and amorphous materials, verified as intrinsic responses through quasi‐static reloading.
Lalith Kumar Bhaskar, Dipali Sonawane, Hendrik Holz, Jeongin Paeng, Peter Schweizer, Jing Rao, Bárbara Bellón, Damian Frey, Aloshious Lambai, Laszlo Pethö, Johann Michler, Jakob Schwiedrzik, Gaurav Mohanty, Gerhard Dehm, Rajaprakash Ramachandramoorthy   +14 more
wiley   +1 more source