Results 121 to 130 of about 292,355 (291)

Modulating Two‐Photon Absorption in a Pyrene‐Based MOF Series: An In‐Depth Investigation of Structure–Property Relationships

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates H4TBAPy‐based metal–organic frameworks (MOFs) ‐ NU‐1000, NU‐901, SrTBAPy, and BaTBAPy ‐ for multiphoton absorption (MPA) performance. It observes topology‐dependent variations in the 2PA cross‐section, with BaTBAPy exhibiting the highest activity.
Simon N. Deger   +10 more
wiley   +1 more source

PERANCANGAN DAN PENGUJIAN INSTALASI POMPA SEBAGAI TURBIN (PUMP AS TURBIN) [PDF]

open access: yes, 2007
Penggunaan turbin air di dalam sistem pembangkit tenaga listrik saat ini masih sangat dominan. Karena hanya memanfaatkan aliran air yang tersedia di alam. Dalam pemakaiannya kita harus memilih dan menentukan karakteristik turbin sesuai dengan kondisi dan
Wahono, Wahono
core  

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Near‐Infrared Emitting Lanthanide Catecholate Giant Single Crystals – Morphology Control and Photon Down‐Conversion

open access: yesAdvanced Functional Materials, EarlyView.
Controlled syntheses of lanthanide coordination polymers based on the dihydroxybenzoquinone (DHBQ) organic linker afforded large single crystals of Ln‐DHBQ CPs (Ln = Yb, Nd). A novel structural variant of Yb‐DHBQ is identified by means of single crystal diffraction analysis.
Marina I. Schönherr   +7 more
wiley   +1 more source

Fetal growth outcomes following peri-implantation exposure of Long-Evans rats to noise and ozone differ by sex

open access: yesBiology of Sex Differences, 2019
Background Exposure to air pollution and high levels of noise have both been independently associated with the development of adverse pregnancy outcomes including low birth weight.
Colette N. Miller   +10 more
doaj   +1 more source

The aerodynamic characteristics of three tapered airfoils tested in the variable density wind tunnel [PDF]

open access: yes
This report contains the lift, drag, and moment characteristics of tapered Clark Y, Gottingen 393, and USA 45 airfoils as obtained from tests made in the Variable Density Wind Tunnel of the NACA.
Anderson, Raymond F
core   +1 more source

Highly Sensitive Electrochemical Biosensor Based on Hairy Particles with Controllable High Enzyme Loading and Activity

open access: yesAdvanced Functional Materials, EarlyView.
For the first time, a highly sensitive electrochemical biosensor based on SiO2‐based hairy particles with a grafted PDMAEMA polymer brush containing a quantifiable and large amount of immobilized Laccase is reported. The fabricated biosensor exhibits a sensitivity of 0.14 A·m⁻¹, a limit of detection (LOD) of 0.1 µm, and a detection range of 0.3–750 µm,
Pavel Milkin   +7 more
wiley   +1 more source

Study of combustion characteristics in the self-stabilized stage of a novel self-stabilized pulverized coal burner

open access: yesCase Studies in Thermal Engineering
This study proposes a novel, self-stabilized pulverized coal burner (SSCB) for deep peak shaving, enabling stable combustion without an external ignition source.
Yuqiu Liu   +4 more
doaj   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

Perubahan Kecepatan Aliran Sungai Akibat Perubahan Pelurusan Sungai

open access: yesSemesta Teknika, 2016
Penelitian ini bertujuan untuk mengkaji pengaruh permeabilitas tanah (k), tinggi muka air (h), diameter pipa (D), panjang pipa (L), kedalaman pipa (l), dan luas pori (Af) terhadap debit aliran melalui pipa berpori (Q).
Edy Sriyono
doaj  

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