Results 51 to 60 of about 244,763 (311)

Chiral Nanohoops as an Efficient Spin Polarization System

open access: yesAdvanced Functional Materials, EarlyView.
Chiral conjugated nanohoops with a central dibenzopentalene unit exhibit 90% spin polarization at low voltage and high conductivity. These properties make them ideal components in molecular spintronics applications. Abstract A central challenge in molecular spintronics is to achieve a high spin polarization at low operating voltages and ambient ...
Anu Gupta   +4 more
wiley   +1 more source

Boiling Heat Transfer and Two-Phase Flow [PDF]

open access: yesNuclear Science and Engineering, 1966
L. S. Tong, P. D. Richardson
  +5 more sources

Simulación de un micro-evaporador para un micro-tubo horizontal circular de 1-mm

open access: yesRevista de Ciencias Tecnológicas, 2023
Flow boiling into micro-channels is a good option of cooling solutions for electronic devices. Numerical simulations allow designing correctly before manufacturing.
César Manuel Valencia Castillo   +4 more
doaj   +1 more source

Laser‐Microscribed Glass Enables Surface‐Microfluidics‐Facilitated, Affordable, Rapid Cancer Diagnosis

open access: yesAdvanced Functional Materials, EarlyView.
A transparent, laser‐microscribed glass platform enables cancer diagnosis within 1 h—much faster than histology, which takes days, and free from the chemical or contrast risks of MRI or CT scans. The antibody‐functionalized rough glass surface captures viable cancer cells directly from suspension, allowing instant optical readout and offering a rapid ...
Anish Pal   +5 more
wiley   +1 more source

VOLUME OF FLUID SIMULATION OF BOILING TWO-PHASE FLOW IN A VAPOR-VENTING MICROCHANNEL

open access: yes, 2010
Vapor-venting microchannel heat exchangers are promising because they address the problems of high pressure drop, flow instability, and local dryout that are common in conventional two-phase microchannel heat sinks.
C. Fang, M. David, A. Rogacs, K. Goodson
semanticscholar   +1 more source

Upcycling of Disposable Face Masks into Water‐Resistant and Flame Retardant Foams

open access: yesAdvanced Functional Materials, EarlyView.
Disposable mask waste is upcycled into lightweight polypropylene‐based foams with tunable porosity and composite architectures reinforced by ear‐loop fibers. The sustainable solvent‐based process enables upcycling rates of 91% and solvent recovery of >90%.
Jingjing Pan   +3 more
wiley   +1 more source

Covalent Organic Frameworks for Photocatalytic CO2 Reduction: Metal Integration Principles, Strategies and Functions

open access: yesAdvanced Functional Materials, EarlyView.
Covalent organic frameworks (COFs) with metals have been recognized as versatile platforms for photocatalytic CO2 reduction (CO2PRR). Herein, an overview of metal integration strategies for COFs is systematically summarized. Regulatory mechanisms and structure–activity relationships between metal integration and COF‐based CO2PRR are emphasized.
Jie He   +5 more
wiley   +1 more source

Heat Transfer Characteristics of Horizontal Two-Phase Flow Boiling in Low-Pressure Low-Flow (LPLF) Conditions

open access: yesThermo
To date, two-phase flow boiling has been extensively investigated for various working fluids and geometries, mainly under operating pressures and mass fluxes in the range of medium to high.
Mehdi Kabir, Corey Field, David Howe
doaj   +1 more source

Investigation on the Subcooled Boiling in Vertical Pipe With Uncertainties From Boundary Conditions by Using FLUENT

open access: yesFrontiers in Energy Research, 2018
Subcooled boiling flow taking place in the reactor system plays a critical role in the safety of nuclear power plants. It has been studied by experiments and system codes in the past decades.
Xiang Zhang   +3 more
doaj   +1 more source

Dynamic instabilities of boiling two-phase flow in a single horizontal channel

open access: yes, 1995
Dynamic instabilities of two-phase flow associated with refrigerant R-11 in a uniformly heated horizontal in-tube boiling system were experimentally investigated.
Y. Ding, S. Kakaç, Xuejun Chen
semanticscholar   +1 more source

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