Results 191 to 200 of about 2,654,747 (240)

Improving the Thermoelectric Properties of Conjugated Polymer Thin Films by Dip Coating – but not through Alignment

open access: yesAdvanced Electronic Materials, EarlyView.
The study demonstrates that dip coating at lower speeds significantly enhances the thermoelectric performance of P3HT by improving electrical conductivity. Contrary to expectations, this improvement is seemingly not due to polymer alignment but rather to better structural order achieved during slower solvent evaporation at lower dip coating speeds ...
Morteza Shokrani   +2 more
wiley   +1 more source

The Unbearable Indefiniteness of Spacetime. [PDF]

open access: yesFound Phys
Cinti E, Mariani C, Sanchioni M.
europepmc   +1 more source

Organic Photo‐Responsive Piezoelectric Materials Based on Pyrene Molecules for Flexible Sensors

open access: yesAdvanced Electronic Materials, EarlyView.
An organic, pyrene‐based non‐centrosymmetric crystal, PyPT, is introduced, showcasing excellent piezoelectric behavior with a high‐output electrical signal, rapid response time, and a substantial piezoelectric coefficient. The piezoelectric sensors demonstrate the ability to recognize physical sound characteristics ‐ such as amplitude, frequency, and ...
Xinyi Song   +11 more
wiley   +1 more source

Towards a fundamental safe theory of composite Higgs and dark matter. [PDF]

open access: yesEur Phys J C Part Fields, 2020
Cacciapaglia G, Ma T, Vatani S, Wu Y.
europepmc   +1 more source

Advances of Carbon Nanotube Based Flexible Amplifiers for Skin‐Mounted Physiological Signal Monitoring

open access: yesAdvanced Electronic Materials, EarlyView.
Flexible carbon nanotube thin‐film transistors (CNT TFTs) amplifiers are reviewed. It covers fabrication strategies on flexible substrate, including the selection of flexible substrate, device innovation, realization of complementary metal‐oxide‐semiconductor (CMOS) technology.
Haitao Zhang   +3 more
wiley   +1 more source

Heisenberg spin chain with random-sign couplings. [PDF]

open access: yesProc Natl Acad Sci U S A
Fava M, Jacobsen JL, Nahum A.
europepmc   +1 more source

From Synthesis to Energy Storage, The Microchemistry of MXene and MBene

open access: yesAdvanced Energy Materials, EarlyView.
MXene and MBene are discussed within a unified framework, and from a microscopic perspective, the relationship between the synthesis‐structure/properties‐function of the two materials is elucidated. Abstract MXene and MBene, with diverse and adjustable surface and bulk structures, show many unique chemical properties and are applied in various energy ...
Jie Chen   +11 more
wiley   +1 more source

Understanding Degradation and Enhancing Cycling Stability for High‐Voltage LiCoO2‐Based Li‐Metal Batteries

open access: yesAdvanced Energy Materials, EarlyView.
The proposed dual‐salts electrolyte is combined with developed carbon‐coated lithium cobalt oxide (LiCoO2) to improve the cycling performance stability, yielding a high initial reversible capacity of 225 mAh·g−1 and excellent capacity retention of over 85% after 400 cycles at 4.7 V.
Baolin Wu   +18 more
wiley   +1 more source

Transient Chemo‐Mechanical Model of Lithium Plating Impacted by External Pressure

open access: yesAdvanced Energy Materials, EarlyView.
The evolution of a lithium anode due to stripping and plating under stack pressure is modeled using a coupled finite‐element simulation. Early interfacial movement and stability is heavily dependent on pressure and lithium mechanical properties assumed at the microscale. Over a full charge–discharge cycle, the accumulation of lithium hardening leads to
Julia M. Meyer   +3 more
wiley   +1 more source

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