Journal of Applied Physics
Articles in this Issue
Safety and anticancer effects of slit-opposed plasma sources
Atmospheric pressure plasma technology has demonstrated promising anticancer effects in cancer therapy. However, its limited effective treatment area fails to meet the demands of larger treatment zone...
Neutral-beam etching with high selectivity and low damage for GaN-based materials
Neutral-beam etching (NBE) provides a charge-free, low-damage approach for the dry processing of wide-bandgap semiconductors. By neutralizing plasma ions and precisely controlling bias power, NBE deli...
Fine-tuning universal machine-learned interatomic potentials: A Tutorial on methods and applications
Universal machine-learned interatomic potentials (U-MLIPs) have demonstrated broad applicability across diverse atomistic systems but often require fine-tuning to achieve task-specific accuracy. While...
Recent advances toward damage-tolerant 3D-printed titanium alloys: Alloy design perspective
Twenty-year uninterrupted endeavor of titanium alloys printing has opened up a new paradigm in metal additive manufacturing (AM) to fabricate engineering components with required strength–density–corr...
Metrology for femtosecond pulsed x-ray heating in diamond anvil cell experiments at the European XFEL: Revisiting the iron phase diagram up to 150 GPa
The development of pulsed intense x-ray sources, such as free electron laser, offers new avenues for high pressure experiments. Here, we study the feasibility and metrology of x-ray heating in diamond...
Dimensional analysis-guided neural network for nanoindentation tests of composites
Machine learning holds a great promise for applications in the experimental characterization of the mechanical properties of composites. However, conventional neural networks often suffer from low tra...
Dynamic compression and spallation behavior of NbTaTiVZr high-entropy alloy
High-entropy alloys are a new class of materials with promising properties for aerospace and defense applications. The unique behavior of these materials is driven by the complex interactions between...
Piezoelectric micropatterns fabricated by femtosecond laser processing for <i>d</i> 33-mode piezoelectric MEMS
Fabrication of micropatterns on piezoelectric thin films has been widely investigated as an effective approach to release lateral clamping and improve d33-mode piezoelectric performance. Among various...
Single-polarization terahertz hollow-core anti-resonant fiber with ultra-high polarization loss ratio
A terahertz-band single-polarization (SP) hollow-core anti-resonant fiber (HC-ARF) based on asymmetric cladding structures is proposed. In the Y axis direction, the mixed nested structure based on cir...
Surface reconstruction of AgPd alloy catalysts via PPO-based deep reinforcement learning
AgPd alloy catalysts frequently undergo structural evolution during catalytic reactions. Understanding the mechanisms driving this restructuring requires experimental in situ techniques, which are oft...
Quality factor enhancement in polycrystalline diamond MEMS resonators by post-deposition plasma treatment
Polycrystalline diamond is a promising material for MEMS resonators due to its remarkable mechanical and electrical properties and compatibility with standard semiconductor manufacturing processes. Ho...
Writing metasurfaces by hand: A pen-based MXene approach for flexible and low-waste paper platforms
The integration of flexibility, electrical conductivity, and cost-effectiveness remains a central challenge in the fabrication of metasurfaces for electromagnetic applications. Here, we introduce a hy...
Quantum coherence and tunneling-controlled spatial localization in a three-level quantum dot system
We investigate spatial localization and interference control in a three-level quantum dot (QD) system driven by two-dimensional standing-wave fields. Although QDs are embedded in solid-state environme...
A comprehensive study of metal-organic chemical vapor deposition of ultrawide bandgap MgSiN2 thin films on sapphire
While remaining compatible with III-nitride material systems and other materials utilized in complementary metal-oxide semiconductor applications, II–IV-nitride materials offer opportunities to broade...
Structural and physical properties of Lu2Fe4O9 and Lu2Fe2Mn2O9
The structural and physical properties of layered Lu2Fe4O9 and Lu2Fe2Mn2O9 have been extensively investigated. The atomic parameters of Lu2Fe4O9 have been determined and transmission electron microsco...
Improvement of the plasma uniformity via current amplitudes and phase shifts in dual-coil antenna driven inductively coupled electronegative chlorine discharges
Inductively coupled plasmas (ICPs) are commonly utilized for etching processes in the microelectronic industry. Of which, dual-coil antenna is introduced as a potential technique to improve the plasma...