Results 111 to 120 of about 69,693 (309)

Coupled Vacancy and Phonon‐Scattering Engineering Drive Defect Evolution Toward Multifunctional High‐Performance Bi2Te3 Thermoelectrics

open access: yesAdvanced Science, EarlyView.
ZnSb reduces carrier concentration and suppresses Te volatilization, while Se substitution within QLs softens phonons and enhances anharmonicity. Swapped bilayers near twin boundaries strengthen phonon scattering and interlayer bonding. As a result, the optimal sample achieves an ultra‐high zT ∼1.51, cooling temperature difference of ∼70 K, power ...
Ruiheng Li   +12 more
wiley   +1 more source

Indoor environmental quality in schools: NOTECH solution vs. standard solution. [PDF]

open access: yesF1000Res, 2023
Volf C   +3 more
europepmc   +1 more source

Assessing indoor air quality and its impact on sick building syndrome symptoms in an industrial work environment

open access: yes
Introduction: Poor indoor quality is known to adversely affect human health, especially in enclosed workspaces with inadequate ventilation. Such conditions can increase the likelihood of workers experiencing symptoms of Sick Building Syndrome (SBS). This
Ullhaque, Alya Diah
core   +1 more source

Influence of indoor environmental parameters on phthalate concentrations in bedrooms

open access: yesEnvironment International
This study investigated the influence of three indoor environmental parameters: ventilation (expressed as air exchange rate, h−1), temperature, and relative humidity, on phthalate concentration in dust and in estimated airborne.
Yuxuan Zhao   +6 more
doaj   +1 more source

Metasurface‐Enabled Active‐Like Passive Radar

open access: yesAdvanced Science, EarlyView.
A programmable space‐time‐coding metasurface embeds distinct spatiotemporal tags into ambient wireless signals, allowing passive radar to operate in an active‐like manner. By enabling code‐correlated reconstruction under interference, the approach supports robust real‐time UAV tracking in complex environments and points to intelligent, low‐power ...
Mingyi Li   +7 more
wiley   +1 more source

Indoor air quality for poor families: new evidence from Bangladesh [PDF]

open access: yes
Indoor air pollution (IAP) from cooking and heating is estimated to kill a million children annually in developing countries. To promote a better understanding of IAP, the authors investigate the determinants of IAP in Bangladesh using the latest air ...
Dasgupta, Susmita   +4 more
core  

Integrated CO2 capture and conversion by Cu/CaO dual function materials: Effect of in-situ conversion on the sintering of CaO and its CO2 capture performance

open access: yesCarbon Capture Science & Technology
The integrated carbon capture and utilization (ICCU) technology has been considered a prospective strategy for mitigating carbon emissions issues. Compared to conventional CO2 capture and utilization, the ICCU process reduces transporting, product ...
Rui Han   +6 more
doaj   +1 more source

Nano Carbon‐mesh with Excellent Bonding Performance via Hydro‐cage De‐shielding Strategy

open access: yesAdvanced Science, EarlyView.
A hydro‐cage de‐shielding strategy transforms cellulose‐based films into a dragonfly‐wing‐like nano carbon‐mesh (NCM) adhesive through instantaneous carbonization‐polymerization. The resulting NCM‐plywood achieves exceptional wet shear strength (1.24 MPa at 63°C), exceeding Class II plywood standards, and retains 0.73 MPa after boiling‐water cycles ...
Weijia Yang   +14 more
wiley   +1 more source

Open database for international and national indoor environmental quality guidelines. [PDF]

open access: yesIndoor Air, 2022
Toyinbo O   +9 more
europepmc   +1 more source

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