Results 81 to 90 of about 34,303 (229)

Microgel‐Based 3D Bioprinting: A Convergent Strategy Integrating Material Design, Jamming Dynamics, and Biological Function

open access: yesAdvanced Healthcare Materials, EarlyView.
Microgel‐based 3D printed constructs represent a compelling and versatile innovation for engineering architecturally complex, dynamically remodelable, and biocompatible structures with high structural fidelity and bioactivity. By integrating material design, biofabrication, and biological function, these systems enable the development of adaptive ...
Elena Ghighină   +2 more
wiley   +1 more source

Kelvin Probe Force Microscopy in Bionanotechnology: Current Advances and Future Perspectives

open access: yesAdvanced Materials, EarlyView.
Kelvin probe force microscopy (KPFM) enables the nanoscale mapping of electrostatic surface potentials. While widely applied in materials science, its use in biological systems remains emerging. This review presents recent advances in KPFM applied to biological samples and provides a critical perspective on current limitations and future directions for
Ehsan Rahimi   +4 more
wiley   +1 more source

Beyond Presumptions: Toward Mechanistic Clarity in Metal‐Free Carbon Catalysts for Electrochemical H2O2 Production via Data Science

open access: yesAdvanced Materials, EarlyView.
Metal‐free carbon catalysts enable the sustainable synthesis of hydrogen peroxide via two‐electron oxygen reduction; however, active site complexity continues to hinder reliable interpretation. This review critiques correlation‐based approaches and highlights the importance of orthogonal experimental designs, standardized catalyst passports ...
Dayu Zhu   +3 more
wiley   +1 more source

A Functional 2D Carbon Allotrope Combining Nanoporous Graphene and Biphenylene Segments

open access: yesAdvanced Materials, EarlyView.
The synthesis of a novel nanoporous graphene (NPG) is reported with biphenylene segments via thermal fusion of 12‐armchair porous graphene nanoribbons grown on gold surfaces. Characterization using STM, AFM, and DFT reveals low‐defect semiconducting behaviour and tunable band gaps.
Paula Angulo‐Portugal   +14 more
wiley   +1 more source

A FORECAST MODEL TO ASSESS THE CRITICAL POINTS IN UNIVERSITY SYSTEMS

open access: yes, 2012
The network of student transfers within the system of the University of Bologna adapts a constraint scale-free topology. Despite the presence of “hubs,” their role is strongly influenced by different institutional decisions and choices applied to ...
MONARI, PAOLA, STRACQUALURSI, LUISA
core   +1 more source

Opportunities of Semiconducting Oxide Nanostructures as Advanced Luminescent Materials in Photonics

open access: yesAdvanced Materials, EarlyView.
The review discusses the challenges of wide and ultrawide bandgap semiconducting oxides as a suitable material platform for photonics. They offer great versatility in terms of tuning microstructure, native defects, doping, anisotropy, and micro‐ and nano‐structuring. The review focuses on their light emission, light‐confinement in optical cavities, and
Ana Cremades   +7 more
wiley   +1 more source

Resource Selection and Topology Transformation on Computational Grids

open access: yes, 2014
格網運算(grid computing)是未來分散式電腦運算的發展趨勢,因為它透過網路的連結,整合許多異質性(heterogeneous)的計算資源、設備與資料庫,可提供使用者強大的運算能量與資料處理能力。此論文在計算格網(computational grid)領域中提供有用的計算資源的使用與管理技術,論文討論的主題包括以下三個部分: 首先,為了模擬計算格網,作者定義了格網資源拓樸的模型(grid resource topology),並探討如何將其真實化的議題 ...
Chen, Uei-Ren, 陳威仁
core  

Upper semicontinuous utilities for all upper semicontinuous total preorders

open access: yes
Let X be an arbitrary nonempty set. Then a topology t on X is said to be completely useful (or upper useful) if every upper semicontinuous total preorder ≾ on the topological space (X,t) can be represented by an upper semicontinuous real-valued order ...
Bosi G., Sbaiz G.
core   +1 more source

Self‐Assembled Inorganic Nanomembrane Tubes: Rolled‐Up Piezoelectrics for Microacoustic Wave‐Based Actuators and Sensors

open access: yesAdvanced Materials, EarlyView.
This study demonstrates a self‐assembly process to generate free‐standing piezoelectric nanomembranes, forming ultracompact microtubular acoustic wave sensors and actuators. The miniaturized 3D piezoelectric platform reported in this work can be applied in telecommunication, energy harvesting, and acoustofluidics. Moreover, the 3D self‐assembly can add
Raphaël C. L‐M. Doineau   +9 more
wiley   +1 more source

Topological criteria to safely optimize hazardous chemical processes involving consecutive reactions

open access: yes, 2010
Safe operating conditions, for strongly exothermic chemical systems involving multiple reactions, are particularly critical to be obtained, because of the complex interactions between selectivity and safety constraints.
DERUDI, MARCO   +4 more
core   +1 more source

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