Results 51 to 60 of about 53,638 (389)

Twin physically unclonable functions based on aligned carbon nanotube arrays

open access: yesNature Electronics, 2022
Physically unclonable functions (PUFs) are a promising technology for generating cryptographic primitives using random imperfections in a physical entity.
Donglai Zhong   +9 more
semanticscholar   +1 more source

Active Thermal Field Integration for Marangoni‐Driven Salt Rejection and Water Collection

open access: yesAdvanced Functional Materials, EarlyView.
A thermal gradient fabric (TGF) evaporator with an auxiliary active thermal field can simultaneously increase evaporation rates and achieve long‐term salt rejection. The auxiliary active thermal field is well integrated with solar energy to construct moderate, extensive, and circulating Marangoni flow for salt rejection.
Can Ge   +12 more
wiley   +1 more source

Development of a CMOS-Compatible Carbon Nanotube Array Transfer Method

open access: yesMicromachines, 2021
Carbon nanotubes (CNTs) have, over the years, been used in research as a promising material in electronics as a thermal interface material and as interconnects amongst other applications.
Chun Fei Siah   +9 more
doaj   +1 more source

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Hierarchical nanostructured surface design for robust and flexible multifunctional devices

open access: yesCarbon Trends, 2021
This paper investigates structural and functional properties of a hierarchical hybrid flexible material with nanostructured surface architecture. These solids comprise of carpet-like arrays of covalently bonded carbon nanotubes (CNT) on the surface of ...
Wenhu Wang, Sharmila M. Mukhopadhyay
doaj   +1 more source

Reversible Tuning of the Wettability of Carbon Nanotube Arrays: The Effect of Ultraviolet/Ozone and Vacuum Pyrolysis Treatments [PDF]

open access: yes, 2011
Among diverse types of synthetic materials, arrays of vertically aligned carbon nanotubes have attracted the most attention, mainly because of their exceptional mechanical, electrical, optical, and thermal properties.
Aria, Adrianus I., Gharib, Morteza
core   +2 more sources

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

Hydrophilicity and carbon chain length effects on the gas sensing properties of chemoresistive, self-assembled monolayer carbon nanotube sensors

open access: yesBeilstein Journal of Nanotechnology, 2019
Here we describe the development of chemoresistive sensors employing oxygen-plasma-treated, Au-decorated multiwall carbon nanotubes (MWCNTs) functionalized with self-assembled monolayers (SAMs) of thiols.
Juan Casanova-Cháfer   +2 more
doaj   +1 more source

Optically Induced Field-Emission Source Based on Aligned Vertical Carbon Nanotube Arrays

open access: yesNanomaterials, 2021
Due to the high field enhancement factor and photon-absorption efficiency, carbon nanotubes (CNTs) have been widely used in optically induced field-emission as a cathode.
Mengjie Li   +5 more
doaj   +1 more source

Processing carbon nanotubes with holographic optical tweezers

open access: yes, 2004
We report the first demonstration that carbon nanotubes can be trapped and manipulated by optical tweezers. This observation is surprising because individual nanotubes are substantially smaller than the wavelength of light, and thus should not be ...
Ashkin   +19 more
core   +1 more source

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