Results 41 to 50 of about 2,912,363 (284)

A New Hybrid Unit Operation for Gas Separation Membranes Application

open access: yesChemical Engineering Transactions, 2019
An innovative membrane-based process for the separation of gaseous streams has been developed and tested at lab-scale. The new process can be conveniently carried out on the same modules currently employed for conventional gas separation membrane systems,
Matteo Minelli   +4 more
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

New column configurations for pressure swing batch distillation II. Rigorous simulation calculations [PDF]

open access: yes, 2007
The pressure swing distillation in different batch column configurations is investigated by rigorous simulation calculations. The calculations are made by a professional flow-sheet simulator for the separation of a minimum (ethanol–toluene) and a ...
Láng, Péter, Modla, Gábor
core   +1 more source

Monolithic 3D‐Integrated All‐Solid Ion‐Gated Carbon Nanotube Transistors With Tunable Ionic Conductance for Multi‐Timescale Reservoir Computing

open access: yesAdvanced Materials, EarlyView.
A dual‐timescale reservoir based on monolithically 3D (M3D)‐integrated CNT solid ion‐gated transistors is demonstrated. Tunable ionic dynamics and pulse‐engineered operation enable linear and symmetric synaptic updates. The M3D‐integrated array achieves robust temporal encoding and accurate classification of moving MNIST sequences, highlighting its ...
Haksoon Jung   +9 more
wiley   +1 more source

Synthesis of Zeolite Pellets From Natural Zeolite and Starch as Adsorbent For Fuel Grade Bioethanol Production [PDF]

open access: yes, 2012
Bioethanol is one of the alternative energy that needs to be kept under review, in terms of raw material sources, the fermentation and purification processes. In terms of purification process in order to standardize to be fuel grade, It is how to get dry
Anwar , Ma’ruf,, Neni , Damajanti
core   +1 more source

PENGARUH TEKANAN VAKUM TERHADAP KEMURNIAN OKSIGEN PADA PROSES VACUUM PRESSURE SWING ADSORPTION

open access: yesRekayasa Mesin
Air pollution is an environmental problem that interferes with human health. This pollution is difficult to avoid due to the development of industry and transportation which are not fully environmentally friendly.
Amelia Sugondo   +2 more
doaj   +1 more source

High‐Entropy Ceramic‐Enhanced Deformable Triboelectric Nanogenerator for Noncontact Biomechanical and Raindrop Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
A large‐area, deformable high‐entropy‐ceramic (HEC)‐doped triboelectric nanogenerator with a trilayer architecture is developed, consisting of an HEC‐doped triboelectric layer, a graphite‐like textile charge‐storage layer, and stretchable carbon black electrodes.
Shengyou Li   +13 more
wiley   +1 more source

Towards net-zero: CO2 capture and biogas purification through electric potential swing desorption to achieve SDGs 7 and 13

open access: yesFrontiers in Energy Research, 2023
Currently, the potential of biomethane derived from biogas is substantial, positioning it to fulfill a considerable share of the United Kingdom’s total energy needs.
Muhammad Farooq   +5 more
doaj   +1 more source

Experimental study of a rotary valve multi-bed rapid cycle pressure swing adsorption process based medical oxygen concentrator

open access: yes, 2020
Rapid cycle pressure swing adsorption (RCPSA) characterized by short cycle time permits adsorbents to be used more frequently and increases process productivity.
Zhu, Xianqiang, Wang, Xiaowei
core   +1 more source

Barrier‐Assisted Plasma Doping for Spatially Selective Resistance Engineering in MoS2 Transistors

open access: yesAdvanced Materials, EarlyView.
Barrier‐assisted NH3 plasma doping enables damage‐free, spatially selective carrier modulation in monolayer MoS2 transistors. An ultrathin pV3D3/Al2O3 protective‐dielectric stack acts as a chemical filter that allows NHx radicals to reach the MoS2 surface while blocking plasma damage. This process achieves a high electron concentration of 4.3 × 1013 cm−
Inseong Lee   +15 more
wiley   +1 more source

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