Results 151 to 160 of about 584,132 (297)

Heat‐to‐Electricity Conversion Using Barium Strontium Titanate Multilayer Capacitors

open access: yesAdvanced Science, EarlyView.
Lead‐free barium strontium titanate multilayer capacitors convert waste heat into electricity via the Olsen electro‐thermodynamic cycle. These capacitors achieve an energy density of 3.7 J cm−3, comparable to the performance of lead‐based ceramics. Their high dielectric strength and broad operating temperature window below 100°C make them practical for
Fan Ni   +10 more
wiley   +1 more source

Three-Body Abrasive Wear Behavior of WC-10Cr3C2-12Ni Coating for Ball Mill Liner Application. [PDF]

open access: yesMaterials (Basel), 2022
Hu Q   +7 more
europepmc   +1 more source

Enhancing Near‐Room‐Temperature Thermoelectric Performance of n‐Type Mg3(Sb, Bi)2‐Based Materials via ZrB2 Heterointerface Engineering

open access: yesAdvanced Science, EarlyView.
A conductive ZrB2 ceramic composite strategy was developed for Mg3(Sb, Bi)2 thermoelectrics to regulate carrier transport and phonon scattering through heterointerface engineering. The 1.0 wt.% ZrB2 composite achieved enhanced room‐temperature performance, with a power factor of 28.51 µW cm−1 K−2 and a peak ZT of 1.22 at 573 K.
Yangyang Xu   +7 more
wiley   +1 more source

Solvent-Free Synthesis of Core-Functionalised Naphthalene Diimides by Using a Vibratory Ball Mill: Suzuki, Sonogashira and Buchwald-Hartwig Reactions. [PDF]

open access: yesChemistry, 2022
Panther LA   +13 more
europepmc   +1 more source

Fusing Direct and Indirect Measurements Through Multi‐Fidelity Learning For Accelerated Electrocaloric Materials Discovery

open access: yesAdvanced Science, EarlyView.
A multi‐fidelity framework integrates sparse direct and abundant indirect electrocaloric measurements. Multi‐objective active learning accelerates BaTiO3‐based electrocaloric materials discovery at –70∘C$^{\circ }{\rm C}$. A diffuse transition enables an electrocaloric strength of 0.06×$\times$10−6 Km/V at –70℃ with an operational temperature span of ...
Bo Wang   +8 more
wiley   +1 more source

Activating Ionic Carbon Nitrides via Epitaxial Dyadic Coupling for Efficient Solar‐Driven H2O2 Generation

open access: yesAdvanced Science, EarlyView.
Epitaxial integration of a C1N1 phase onto KPHI creates a dyadic charge‐transfer nanostructure with strong interfacial electronic coupling. This architecture drives directional electron transfer from KPHI to C1N1, enabling efficient cocatalyst‐free solar H2O2 production.
Haijian Tong   +3 more
wiley   +1 more source

PENGGILINGAN METODE BALL MILL DENGAN PEMURNIAN KIMIA TERHADAP PENURUNAN OKSALAT TEPUNG PORANG

open access: yesJurnal Pangan dan Agroindustri, 2014
Kalsium oksalat dalam tepung porang dapat menimbulkan iritasi dan gatal apabila dikonsumsi. Penepungan metode ball mill dengan pemurnian kimia dilakukan untuk mengurangi kandungan kalsium oksalat dan meningkatkan kecerahan tepung.
Rizki Tika Mawarni   +1 more
doaj  

BALL MILL MODELS: THEIR EVOLUTION AND PRESENT STATUS.

open access: yes, 1986
The evolution of ball mill models from empirical energy-size reduction relationships to the modern mathematical models that describe the various comminution and material transport mechanisms is described.
Lynch A.J., Whiten W.J., Narayanan S.S.
core  

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