Applied Physics Express and JJAP
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Applied Physics Express and JJAP
@apexjjap.bsky.social
Applied Physics Express #APEX
Japanese Journal of Applied Physics #JJAP
#Physics
#Openaccess
#Impact
Pinned
APEX-NEXT (Noteworthy Excellent Topics)

We have created a collection of review articles on applied physics entitled "APEX-NEXT", where “NEXT” stands for “Noteworthy Excellent Topics”.

iopscience.iop.org/collections/...

#APEX
#Review
#Openaccess
#physics
[Open Access]
Theoretical study on structural stability and miscibility of ScAlN alloys: effect of lattice constraint
2025 Jpn. J. Appl. Phys. 64 01SP03

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#ScAlN
#structure
#stability
#density
#function
#calculation
November 28, 2025 at 5:13 AM
[Progress Review 2024 Open Access]
Thermoelectric cloths using carbon nanotube yarn for wearable electronics
2024 Jpn. J. Appl. Phys. 63 010803

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#thermoelectric
#generator
#cloth
#carbon
#nanotube
#yarn
#protein
November 28, 2025 at 5:09 AM
[Review]
Advancements in power device technologies to meet the demands of power electronics applications
2025 Appl. Phys. Express 18 110102

iopscience.iop.org/article/10.3...

APEX-NEXT (Noteworthy Excellent Topics)
iopscience.iop.org/collections/...

#APEX
#OpenAccess
#Review
#Physics
#GaN
#MOSFET
November 28, 2025 at 12:44 AM
[2024 OPEN ACCESS]
Drag of electron–hole bilayer in silicon-on-insulator metal-oxide-semiconductor field-effect transistor at low temperature
2024 Appl. Phys. Express 17 064003

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#electron
#silicon
#MOSFET
#oxide
November 28, 2025 at 12:36 AM
[INVITED REVIEW : FREE ARTICLE]
Recent developments on plasma based neutron sources from microscopic innovations to meter-scale applications
2025 Jpn. J. Appl. Phys. 64 010002

iopscience.iop.org/article/10.3...

#JJAP
#Physics
#review
#laser
#neutron
#spherical
#tokamaks
#microreactors
#beamline
November 27, 2025 at 9:52 AM
[Open Access]
Evaluation of electron–phonon coupling strength and average phonon energy in MoS2 thin film
2024 Jpn. J. Appl. Phys. 63 12SP25

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#2D
#TMDCs
#MoS2
#phonon
#energy
#electron
#coupling
November 27, 2025 at 9:48 AM
[2024 OPEN ACCESS]
Enhanced field-effect mobility (>250 cm2/V·s) in GaN MOSFETs with deposited gate oxides via mist CVD
2024 Appl. Phys. Express 17 064002

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#GaN
#MOSFET
#oxide
#CVD
November 27, 2025 at 7:35 AM
[2025 OPEN ACCESS]
3 kV monolithic bidirectional GaN HEMT on sapphire
2025 Appl. Phys. Express 18 016501

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#GaN
#HEMT
#Bidirectional
#Transistor
#Bandga
#Mobility
#Transistor
November 27, 2025 at 7:33 AM
[Spotlight]
An ultrasonic transducer focusing ultrasound into a thin waveguide by two elliptical reflectors
2024 Appl. Phys. Express 17 064001

iopscience.iop.org/article/10.3...

Spotlight
iopscience.iop.org/journal/1882...

#APEX
#Physics
#Openaccess
#ultrasonic
#transducer
#ultrasound
#reflector
November 26, 2025 at 7:09 AM
[Latest Article]
Degradation driven by ambient oxygen and moisture during film preparation of solution-processed PHPS barrier films
2025 Appl. Phys. Express 18 115501

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#perhydropolysilazane
#VUV
#irradiation
#environment
#barrier
#film
November 26, 2025 at 2:27 AM
[OPEN ACCESS]
Enantiospecific mirror-imaged growth in overlayers of enantiopure thiadiazole-[9]helicene on Au(111) without commensurability
2025 Appl. Phys. Express 18 015502

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#Surface
#Chiral
#molecule
#electron
#diffraction
#Epitaxial
November 25, 2025 at 8:10 AM
[2024 OPEN ACCESS]
Enhancement of quantum entanglement between twin beams via a four-wave mixing process with double feedback
2024 Appl. Phys. Express 17 062002

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#quantum
#beam
#optics
#wave
November 25, 2025 at 8:07 AM
[Open Access]
The acoustic parameter by acoustic microscopy reveals the physiological transition of brain immune cells
2025 Jpn. J. Appl. Phys. 64 01SP01

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#microglia
#ultrasound
#acoustic
#impedance
#immune
#memory
November 25, 2025 at 3:23 AM
[Open Access]
WS2-contact resistance reduction to nickel by Al2O3 insertion
2024 Jpn. J. Appl. Phys. 63 12SP23

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#TMDC
#tungsten
#disulfide
#contact
#MIS
November 25, 2025 at 3:19 AM
[APEX REVIEW : Open Access]
Prospects for β-Ga2O3: now and into the future
2024 Appl. Phys. Express 17 090101
Kohei Sasaki, Novel Crystal Technology

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#Review
#Ga2O3
#gallium
#oxide
November 24, 2025 at 11:00 AM
[2024 OPEN ACCESS]
An inverted singlet-triplet excited state in a pentaazaphenalene derivative (5AP-N(C12)2)
2024 Appl. Phys. Express 17 061001

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#OLED
#organic
#fluorescence
#pentaazaphenalene
November 23, 2025 at 11:00 PM
[APEX REVIEW : Open Access]
Fundamentals and recent advances of terahertz resonant tunneling diodes
2024 17 070101
Safumi Suzuki, Masahiro Asada, Tokyo Institute of Technology

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#Review
#terahertz
#resonant
#tunneling
#diode
November 23, 2025 at 11:00 AM
[2024 OPEN ACCESS]
783 MHz fundamental repetition rate all-fiber ring laser mode-locked by carbon nanotubes
2024 Appl. Phys. Express 17 062001

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#fiber
#laser
#saturable
#absorber
November 22, 2025 at 11:00 PM
[APEX REVIEW : OPEN ACCESS]
Surface and interface physics driven by quantum materials
2024 Appl. Phys. Express 17 050101
Shuji Hasegawa, University of Tokyo

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#Review
#Surface
#interface
#quantum
#material
November 22, 2025 at 11:01 AM
[2024 OPEN ACCESS]
Response of lettuce seeds undergoing dormancy break and early senescence to plasma irradiation
2024 Appl. Phys. Express 17 057001

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#plasma
#agriculture
#DBD
#ESR
November 21, 2025 at 11:00 PM
[OPEN ACCESS]
Surface patterning of wide-gap semiconducting β-Ga2O3 thin films by area selective crystallization via room-temperature excimer laser annealing and low-toxic wet etching processes
2025 Appl. Phys. Express 18 015501

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
November 21, 2025 at 7:37 AM
[2024 OPEN ACCESS]
Fabrication of free-standing GaN substrates using electrochemically formed porous separation layers
2024 Appl. Phys. Express 17 055502

iopscience.iop.org/article/10.3...

#APEX
#Physics
#Openaccess
#GaN
#porous
#electrochemical
#HVPE
November 21, 2025 at 7:34 AM
[Open Access]
Observation of point defect and carrier lifetime distributions in hydrogen or helium ion implanted SiC PiN diodes for suppression of bipolar degradation
2025 Jpn. J. Appl. Phys. 64 010901

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#SiC
#ion
#implantation
#bipolar
November 21, 2025 at 2:04 AM
[Open Access]
Enhanced photovoltaic performance and longevity of perovskite modules via interface engineering of transport layer
2024 Jpn. J. Appl. Phys. 63 12SP20

iopscience.iop.org/article/10.3...

#JJAP
#physics
#Openaccess
#interface
#engineering
#longevity
#solar
#module
#perovskite
November 21, 2025 at 1:48 AM
[2025 OPEN ACCESS]
Plasmonically-enhanced reconfigurable photodetector based on graphene/Sb2S3 heterojunction
2025 Appl. Phys. Express 18 015003

iopscience.iop.org/article/10.3...

#APEX
#OpenAccess
#Physics
#Quantum
#wire
#effects
#exchange
#correlation
#spintronics
November 20, 2025 at 7:37 AM