Results 131 to 140 of about 13,508 (304)

Stepwise On‐Surface Synthesis and Transformations of Two‐Dimensional Covalent Organic Frameworks by Controlled Thermal Stimuli

open access: yesAdvanced Materials, EarlyView.
The seminal transformation of a 2D‐COF (SURFCOF‐IMDEA1) into a 2D porous COF (SURFCOF‐IMDEA2) on Au(111) by a sequential C‐C coupling and ladderization triggered by thermal annealing steps at increasing temperatures is reported. Abstract The development of covalent organic frameworks (COFs) is currently a primary objective in materials science, taking ...
Ana Barragán   +11 more
wiley   +1 more source

Solvent‐Free Thermal Defect Engineering in Molecular Frameworks With Volatile Linkers

open access: yesAdvanced Materials, EarlyView.
Thermal removal of neutral volatile linkers enables precise and solvent‐free generation of metal vacancies in MOFs. This strategy affords redox‐stable, coordinatively unsaturated FeII sites with tunable spin, ligand coordination, and catalytic behavior. The approach offers a general route to design defect‐functional materials through local coordination
Sonia Martínez‐Giménez   +9 more
wiley   +1 more source

High Light Utilization and Color Rendering in Vacuum‐Deposited Semitransparent Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
In this work, low bandgap (≈1.55 eV) semitransparent perovskite solar cells (ST‐PSCs) having thin (thickness < ≈100 nm) perovskite layers and transparent conductive oxide‐based rear electrodes are fabricated using vacuum‐deposition methods. Two different ST‐PSCs demonstrated a high light utilization efficiency value of 4.2 (PCE: 9.26% and AVT: 45.3 ...
Abhyuday Paliwal   +9 more
wiley   +1 more source

The concept of disciplinary affordance

open access: yes, 2014
Since its introduction by Gibson (1979) the concept of affordance has been discussed at length by a number of researchers. Most famous, perhaps is the disagreement between Gibson and Norman (1988) about whether affordances are inherent properties of ...
Airey, John,   +4 more
core   +1 more source

Azaporphyrinoid‐Based Photo‐ and Electroactive Architectures for Advanced Functional Materials

open access: yesAdvanced Materials, EarlyView.
A long‐standing collaboration between the Torres and Guldi groups has yielded diverse azaporphyrinoid‐based donor‐acceptor nanohybrids with promising applications in solar energy conversion. This conspectus highlights key molecular platforms and structure‐function relationships that govern light and charge management, supporting the rational design of ...
Jorge Labella   +3 more
wiley   +1 more source

Affordance-controlled bifurcations of action patterns in martial arts.

open access: yes, 2006
Effects of participant-target distance and perceived handstriking efficiency on emergent behavior in the martial art of boxing were investigated, revealing affordance-controlled nonlinear dynamical effects (i.e.
Hristovski, R   +5 more
core  

Affordance theory for engineering design

open access: yes, 2016
Affordance theory shows promise in engineering design, but its adoption has been slow due to uncertainty regarding the relationship between the concepts of function and affordance. Function is a widely accepted foundational concept for design activities,
Ciavola, Benjamin T.   +1 more
core   +1 more source

3D Anodic Alumina Nanoarchitectures: A Decade of Progress from Foundational Science to Functional Metamaterials

open access: yesAdvanced Materials, EarlyView.
Ordered three‐dimensional anodic aluminum oxide (3D‐AAO) nanoarchitectures with longitudinal and transverse pores enable architecture‐driven metamaterials. The review maps fabrication advances, including hybrid pulse anodization, and shows how 3D‐AAO templates tailor properties across magnetism, energy, catalysis, and sensing.
Marisol Martín‐González
wiley   +1 more source

以支應性理論探討環境屬性與使用者行為關係之研究

open access: yes, 2014
本研究旨在以Gibson(1979)所提出的「支應性」理論,探討於開放空間中「環境物理特性」與「活動支應性」兩者之間的對應關係。研究以「台灣美術館前開放空間」作為調查樣區,對此開放空間中的使用者進行問卷調查.共得有效問卷400份。研究透過敘述性統計了解使用者之特性與使用情形,由平面照片所分析出來的結果發現,環境物理性質的確與支應的活動類型有一定程度的關聯性,使用者也能夠輕易的在特定環境外觀配受的地點,感知潛在的活動而促成行動,即使是透過2D介面展現出物理特徵,亦能讓人聯想到可能支應的活動 ...
Chia-Mei Cheng   +5 more
core  

Affordance as an Interactive Feature to Enhance Usability in Virtual Reality [PDF]

open access: yes
Although the use of Virtual Reality (VR) has been steadily increasing in diverse domains thanks to its unique characteristic of immersiveness, the platform is still struggling to enter the mainstream or ubiquitous arena.
Rooney, Brendan   +2 more
core   +1 more source

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