Faculty of Information Science and Electrical Engineering

Research Output 1978 2020

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Letter
2018

Light-sheet microscopy reveals site-specific 3-dimensional patterns of the cutaneous vasculature and pronounced rarefication in aged skin

Kajiya, K., Bise, R., Commerford, C., Sato, I., Yamashita, T. & Detmar, M., Oct 2018, In : Journal of Dermatological Science. 92, 1, p. 3-5 3 p.

Research output: Contribution to journalLetter

Skin Aging
Three-Dimensional Imaging
Fluorescence Microscopy
Young Adult
Microscopy
2017

Class-C architecture for cross-coupled FBAR oscillator to further improve phase noise

Enche Ab Rahim, S. A. & Pokharel, R. K., Jan 1 2017, In : IEICE Electronics Express. 14, 5

Research output: Contribution to journalLetter

Acoustic resonators
Phase noise
resonators
oscillators
acoustics
2016
1 Citation (Scopus)

A 12 to 24GHz high efficiency fully integrated 0.18μm CMOS power amplifier

Mosalam, H., Allam, A., Jia, H., Abdelrahman, A., Kaho, T. & Pokharel, R., Jan 1 2016, In : IEICE Electronics Express. 13, 14

Research output: Contribution to journalLetter

Group delay
power amplifiers
Power amplifiers
CMOS
power efficiency
7 Citations (Scopus)

Asymmetric wireless power transfer systems using coupled DGS resonators

Hekal, S., Abdel-Rahman, A. B., Allam, A., Jia, H., Barakat, A. & Pokharel, R. K., Jan 1 2016, In : IEICE Electronics Express. 13, 21

Research output: Contribution to journalLetter

Defected ground structures
Resonators
resonators
strip
power transmission
1 Citation (Scopus)

Improved gain 60GHz CMOS antenna with N-well grid

Barakat, A., Allam, A., Elsadek, H., Abdel-Rahman, A. B., Pokharel, R. K. & Kaho, T., Feb 19 2016, In : IEICE Electronics Express. 13, 5

Research output: Contribution to journalLetter

CMOS
antennas
grids
Antennas
electrical resistivity
2015
2 Citations (Scopus)

Ultrathin sectioning with DUV-pulsed laser ablation: Development of a laser ablation nano tome

Kanemaru, T. & Oki, Y., Aug 1 2015, In : Microscopy. 64, 4, p. 289-296 8 p.

Research output: Contribution to journalLetter

Laser Therapy
Laser ablation
Pulsed lasers
laser ablation
pulsed lasers
2014
1 Citation (Scopus)

A design methodology for SAR ADC optimal redundancy bit

Okazaki, T., Kanemoto, D., Pokharel, R., Yoshida, K. & Kanaya, H., 2014, In : IEICE Electronics Express. 11, 10

Research output: Contribution to journalLetter

redundancy
Redundancy
methodology
registers
analog to digital converters
2013
1 Citation (Scopus)

A low phase noise FBAR based multiband VCO design

Zhang, G., Kochhar, A., Yoshida, K., Tanaka, S., Hashimoto, K., Esashi, M., Kanaya, H. & Pokharel, R. K., Jul 17 2013, In : IEICE Electronics Express. 10, 13

Research output: Contribution to journalLetter

Acoustic resonators
voltage controlled oscillators
Variable frequency oscillators
Phase noise
resonators
2 Citations (Scopus)

A self-biasing class-E power amplifier for 5-GHz constant envelope modulation system

Yamashita, Y., Kanemoto, D., Kanaya, H., Pokharel, R. & Yoshida, K., 2013, In : IEICE Electronics Express. 10, 8

Research output: Contribution to journalLetter

power amplifiers
Power amplifiers
envelopes
Modulation
modulation
2 Citations (Scopus)

The methods of maintaining low frequency stability in FBAR based cross-coupled VCO design

Zhang, G., Kochhar, A., Yoshida, K., Tanaka, S., Hashimoto, K., Esashi, M. & Pokharel, R. K., Jul 2 2013, In : IEICE Electronics Express. 10, 12

Research output: Contribution to journalLetter

Acoustic resonators
Frequency stability
voltage controlled oscillators
frequency stability
Variable frequency oscillators
2012

Analytical method to determine optimal out-of-band gain in multi-bit delta-sigma modulator

Anand, A., Koirala, N., Pokharel, R. K., Kanaya, H. & Yoshida, K., Nov 19 2012, In : IEICE Electronics Express. 9, 20, p. 1598-1603 6 p.

Research output: Contribution to journalLetter

Modulators
modulators
bandwidth
Bandwidth
MATLAB
4 Citations (Scopus)

CPW-fed slot antenna for UWB short-range impulse radar systems

Yang, L., Tammam, E., Yoshitomi, K., Ijiguchi, S., Kanaya, H., Yoshida, K., Ishikawa, A., Fukagawa, S., Kodama, N. & Tahira, A., Nov 19 2012, In : IEICE Electronics Express. 9, 20, p. 1604-1610 7 p.

Research output: Contribution to journalLetter

slot antennas
Slot antennas
Coplanar waveguides
Antenna feeders
Radar systems
4 Citations (Scopus)

Design of a compact size UWB planar antenna with WiMAX band rejection

Tammam, E., Yang, L., Yoshitomi, K., Allam, A., Ragab, M., Kanaya, H. & Yoshida, K., Nov 19 2012, In : IEICE Electronics Express. 9, 16, p. 1304-1309 6 p.

Research output: Contribution to journalLetter

Ultra-wideband (UWB)
rejection
antennas
Antennas
broadband
2003
39 Citations (Scopus)

Biological immunoassay utilizing magnetic marker and high Tc superconducting quantum interference device magnetometer

Enpuku, K., Kuroda, D., Ohba, A., Yang, T. Q., Yoshinaga, K., Nakahara, T., Kuma, H. & Hamasaki, N., Dec 1 2003, In : Japanese Journal of Applied Physics, Part 2: Letters. 42, 12 A

Research output: Contribution to journalLetter

immunoassay
SQUIDs
Magnetometers
Antigens
markers
18 Citations (Scopus)

Production of carbon nanoparticles using pulsed arc discharge triggered by dielectric breakdown in water

Suehiro, J., Imasaka, K., Ohshiro, Y., Zhou, G., Hara, M. & Sano, N., Dec 1 2003, In : Japanese Journal of Applied Physics, Part 2: Letters. 42, 12 A

Research output: Contribution to journalLetter

arc discharges
Electric breakdown
breakdown
Nanoparticles
nanoparticles
2002
11 Citations (Scopus)
coupling circuits
Coupled circuits
Resonant circuits
Pickups
SQUIDs
4 Citations (Scopus)
Scalar multiplication
Elliptic Curves
Galois field
Computational complexity
Doubling
1993
9 Citations (Scopus)

Additional A.C. Losses Due to Alternating Magnetic Field Component Longitudinal to Strand Axis in the Armature Winding of Fully Superconducting Generators

Funaki, K., Kanetaka, H., Ueda, H., Yoshiya, F., Iwakuma, M., Takeo, M. & Yamafuji, K., Mar 1993, In : IEEE Transactions on Applied Superconductivity. 3, 1, p. 122-125 4 p.

Research output: Contribution to journalLetter

armatures
strands
cables
alternating current
generators
15 Citations (Scopus)

Magnetic Penetration Depth and Critical Current in YBaCuO Thinfilms

Kisu, T., Iinuma, T., Enpuku, K., Yoshida, K., Yamafuji, K. & Takeo, M., Mar 1993, In : IEEE Transactions on Applied Superconductivity. 3, 1, p. 2961-2964 4 p.

Research output: Contribution to journalLetter

Penetration depth (superconductivity)
BCS theory
Critical currents
critical current
Inductance measurement
1 Citation (Scopus)

Microwave Filter Application of Inductively Coupled Superconducting Striplines

Yoshida, K., Kudo, K., Hossain, M. S., Watanabe, K., Enpuku, K. & Yamafuji, K., Mar 1993, In : IEEE Transactions on Applied Superconductivity. 3, 1, p. 2788-2791 4 p.

Research output: Contribution to journalLetter

microwave filters
Microwave filters
Bandpass filters
Modulation
S matrix theory
2 Citations (Scopus)

Resonant Properties of a DC Squid Coupled to a Multiturn Input Coil

Enpuku, K., Cantor, R. & Koch, H., Mar 1993, In : IEEE Transactions on Applied Superconductivity. 3, 1, p. 1858-1861 4 p.

Research output: Contribution to journalLetter

SQUIDs
coils
direct current
resistors
washers