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1

Traversable wormhole in the expanding universe

Koichi Narahara, Yasuhiko Furihata, Katsuhiko Sato

Journal:

Physics Letters B

Year:

1994

Language:

english

File:

PDF, 261 KB

english, 1994

2

Mutual synchronization of oscillating pulse edges in point-coupled transmission lines with regularly spaced tunnel diodes

Narahara, Koichi

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2016

Language:

english

File:

PDF, 3.27 MB

english, 2016

3

Harmonic resonance in a composite right-handed and left-handed transmission line periodically loaded with Schottky varactors

Narahara, Koichi

Journal:

International Journal of Circuit Theory and Applications

Year:

2016

Language:

english

File:

PDF, 1.23 MB

english, 2016

4

Characterization of a hard-type oscillator using series-connected tunnel diodes

Narahara, Koichi, Maezawa, Koichi

Journal:

IEICE Electronics Express

Year:

2018

Language:

english

File:

PDF, 927 KB

english, 2018

5

Characterization of Nonlinear Transmission Lines for Short Pulse Amplification

Koichi Narahara

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2010

Language:

english

File:

PDF, 349 KB

english, 2010

6

INTERACTION OF NONLINEAR PULSES DEVELOPED IN COUPLED TRANSMISSION LINES REGULARLY SPACED SCHOTTKY VARACTORS

Narahara, Koichi

Journal:

Progress In Electromagnetics Research Letters

Year:

2010

Language:

english

File:

PDF, 1.05 MB

english, 2010

7

Head-on collision of solitary waves in coupled Korteweg–de Vries systems modeling nonlinear transmission lines

Narahara, Koichi

Journal:

Year:

2014

Language:

english

File:

PDF, 694 KB

english, 2014

8

Characterization of partially dissipated solitons in a traveling-wave field-effect transistor

Narahara, Koichi

Journal:

Communications in Nonlinear Science and Numerical Simulation

Year:

2014

Language:

english

File:

PDF, 1.77 MB

english, 2014

9

Development of shock waves in traveling-wave field-effect transistors

Narahara, Koichi

Journal:

Journal of Applied Physics

Year:

2012

Language:

english

File:

PDF, 1.23 MB

english, 2012

10

Characterization of plasma waves in gated two-dimensional electron systems

Narahara, Koichi, Suzuki, Yuta

Journal:

Journal of Applied Physics

Year:

2008

Language:

english

File:

PDF, 515 KB

english, 2008

11

Development of solitons in composite right- and left-handed transmission lines periodically loaded with Schottky varactors

Narahara, Koichi, Nakamichi, Toru, Suemitsu, Tetsuya, Otsuji, Taiichi, Sano, Eiichi

Journal:

Journal of Applied Physics

Year:

2007

Language:

english

File:

PDF, 507 KB

english, 2007

12

Generation of electrical short pulse using Schottky line periodically loaded with electronic switches

Narahara, Koichi, Otsuji, Taiichi, Sano, Eiichi

Journal:

Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 373 KB

english, 2006

13

External synchronization of oscillating pulse edge on a transmission line with regularly spaced tunnel diodes

Narahara, Koichi, Misono, Masatoshi, Miyakawa, Kenji

Journal:

Physical Review E

Year:

2013

Language:

english

File:

PDF, 1.52 MB

english, 2013

14

Characterization of edge oscillation in a traveling-wave field-effect transistor

Narahara, Koichi

Journal:

Physical Review E

Year:

2013

Language:

english

File:

PDF, 2.95 MB

english, 2013

15

[IEEE 2011 International Conference on Multimedia Technology (ICMT) - Hangzhou, China (2011.07.26-2011.07.28)] 2011 International Conference on Multimedia Technology - Experimental characterization of nonlinear transmission lines for amplification of short pulses

Nakagawa, Shun, Narahara, Koichi

Year:

2011

Language:

english

File:

PDF, 388 KB

english, 2011

16

Characterization of collision-induced generation of pulses in coupled electrical nonlinear transmission lines

Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2014

Language:

english

File:

PDF, 907 KB

english, 2014

17

Nonlinear Plasma Waves in Coupled Two-Dimensional Electron Systems

Suzuki, Yuta, Nakagawa, Shun, Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2008

Language:

english

File:

PDF, 118 KB

english, 2008

18

Characterization of leapfrogging solitary waves in coupled nonlinear transmission lines

Narahara, Koichi

Journal:

Nonlinear Dynamics

Year:

2015

Language:

english

File:

PDF, 3.87 MB

english, 2015

19

Composite Right- and Left-Handed Traveling-Wave Field-Effect Transistors

Narahara, Koichi

Journal:

Active and Passive Electronic Components

Year:

2012

Language:

english

File:

PDF, 951 KB

english, 2012

20

Experimental Observation of Oscillating Wave Propagation on Switch Lines for Generation of Continuous Electromagnetic Waves

Narahara, Koichi, Yokota, Akihiro

Journal:

Research Letters in Communications

Year:

2009

Language:

english

File:

PDF, 551 KB

english, 2009

21

Asymmetrical solitary waves in coupled nonlinear transmission lines

Narahara, Koichi

Journal:

Year:

2015

Language:

english

File:

PDF, 854 KB

english, 2015

22

Traveling-Wave Retimer with Coupled Nonlinear Transmission Line

Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2003

Language:

english

File:

PDF, 1.40 MB

english, 2003

23

Development of Solitons in Composite Right- and Left-Handed Transmission Lines Periodically Loaded with Varactors with Symmetrical Capacitance–Voltage Characteristics

Narahara, Koichi, Nakamichi, Toru, Otsuji, Taiichi, Sano, Eiichi

Journal:

Japanese Journal of Applied Physics

Year:

2007

Language:

english

File:

PDF, 108 KB

english, 2007

24

Characterization of Wave Propagation on Traveling-Wave Field Effect Transistors

Narahara, Koichi, Otsuji, Taiichi

Journal:

Japanese Journal of Applied Physics

Year:

1998

Language:

english

File:

PDF, 595 KB

english, 1998

25

Compensation of Polarization Mode Dispersion with Electrical Nonlinear Transmission Lines

Narahara, Koichi, Nakamura, Makoto

Journal:

Japanese Journal of Applied Physics

Year:

2003

File:

PDF, 415 KB

2003

26

Pulse Compression by Quasi-Steady Propagation along Switch Lines

Narahara, Koichi, Otsuji, Taiichi, Sano, Eiichi

Journal:

Japanese Journal of Applied Physics

Year:

2006

Language:

english

File:

PDF, 103 KB

english, 2006

27

20-40-Gbit/s-CLASS GaAs MESFET DIGITAL ICs FOR FUTURE OPTICAL FIBER COMMUNICATIONS SYSTEMS

OTSUJI, TAIICHI, MURATA, KOICHI, NARAHARA, KOICHI, SANO, KIMIKAZU, SANO, EIICHI, YAMASAKI, KIMIYOSHI

Journal:

International Journal of High Speed Electronics and Systems

Year:

1998

Language:

english

File:

PDF, 3.72 MB

english, 1998

28

Voltage-Controlled Phase Shifter with Traveling-Wave Field-Effect Transistors

Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2003

Language:

english

File:

PDF, 163 KB

english, 2003

29

Characterization of Oscillating Pulse Edges in Switch Lines for Development of Widely Tunable Voltage-Controlled Oscillators

Yokota, Akihiro, Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2009

Language:

english

File:

PDF, 339 KB

english, 2009

30

Characterization of Short-Pulse Generation Using Traveling-Wave Field-Effect Transistors

Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2011

Language:

english

File:

PDF, 207 KB

english, 2011

31

Compression of Electrical Pulses Using Traveling-Wave Field Effect Transistors

Narahara, Koichi, Otsuji, Taiichi

Journal:

Japanese Journal of Applied Physics

Year:

1999

Language:

english

File:

PDF, 517 KB

english, 1999

32

Characterization of Two-Dimensional Transmission Lines Periodically Loaded with Electronic Switches for Generation of Short Pulses

Narahara, Koichi

Journal:

Japanese Journal of Applied Physics

Year:

2010

Language:

english

File:

PDF, 331 KB

english, 2010

33

CHARACTERIZATION OF VOLTAGE-CONTROLLED OSCILLATOR USING RTD TRANSMISSION LINE

NARAHARA, KOICHI, YAMAKI, TAKUO, TAKAHASHI, TATSUNORI, NAKAMICHI, TORU

Journal:

International Journal of High Speed Electronics and Systems

Year:

2007

Language:

english

File:

PDF, 742 KB

english, 2007

34

Soliton decay in composite right- and left-handed transmission lines periodically loaded with Schottky varactors

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2014

Language:

english

File:

PDF, 1.99 MB

english, 2014

35

Efficiency of three-wave mixing in nonlinear composite right- and left-handed transmission lines

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2014

Language:

english

File:

PDF, 1.54 MB

english, 2014

36

Short envelope pulse propagation in composite right- and left-handed transmission lines with regularly spaced Schottky varactors

Ogasawara, Jun, Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2009

Language:

english

File:

PDF, 491 KB

english, 2009

37

Experimental characterization of short-pulse generation using switch lines

Narahara, Koichi, Yokota, Akihiro

Journal:

IEICE Electronics Express

Year:

2008

Language:

english

File:

PDF, 515 KB

english, 2008

38

Characterization of one- and two-dimensional switch lines for controlling traveling pulses

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2009

Language:

english

File:

PDF, 789 KB

english, 2009

39

Dynamics of oscillating pulse edges in two-dimensional switch lines

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2010

Language:

english

File:

PDF, 532 KB

english, 2010

40

Amplification of short pulses in transmission lines periodically loaded with Schottky varactors

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2009

Language:

english

File:

PDF, 470 KB

english, 2009

41

Generation of short electrical pulses using nonlinear traveling-wave field effect transistors

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2010

Language:

english

File:

PDF, 633 KB

english, 2010

42

Experimental characterization of left-handed transmission lines with regularly spaced Schottky varactors

Ogasawara, Jun, Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2010

Language:

english

File:

PDF, 960 KB

english, 2010

43

Reverse Doppler effect in left-handed travelling-wave field-effect transistors

Narahara, Koichi

Journal:

IEICE Electronics Express

Year:

2013

Language:

english

File:

PDF, 1.22 MB

english, 2013

44

Nonlinear traveling-wave field effect transistors for amplification of short electrical pulses

Narahara, Koichi, Nakagawa, Shun

Journal:

IEICE Electronics Express

Year:

2010

Language:

english

File:

PDF, 377 KB

english, 2010

45

Full-Wave Analysis of Traveling-Wave Field-Effect Transistors Using Finite-Difference Time-Domain Method

Narahara, Koichi

Journal:

International Journal of Antennas and Propagation

Year:

2012

Language:

english

File:

PDF, 2.26 MB

english, 2012

46

Numerical Characterization of Dyakonov-Shur Instability in Gated Two-Dimensional Electron Systems

Satou, Akira, Narahara, Koichi

Journal:

International Journal of High Speed Electronics and Systems

Year:

2016

Language:

english

File:

PDF, 1.37 MB

english, 2016

47

Multiphase Oscillator Using Traveling Pulses Developed in a System of Transmission Lines with Regularly Spaced Resonant-tunneling Diodes

Koichi Narahara

Journal:

Journal of Infrared, Millimeter and Terahertz Waves

Year:

2017

Language:

english

File:

PDF, 2.90 MB

english, 2017

48

Full-wave analysis of traveling pulses developed in a system of transmission lines with regularly spaced resonant-tunneling diodes

Narahara, Koichi, Maezawa, Koichi

Journal:

International Journal of Circuit Theory and Applications

Year:

2017

Language:

english

File:

PDF, 1.25 MB

english, 2017

49

Synchronization of dissipative solitons in a system of closed traveling-wave field-effect transistors

Narahara, Koichi

Journal:

Nonlinear Dynamics

Year:

2018

Language:

english

File:

PDF, 1.27 MB

english, 2018

50

Modulation of Pulse Train Using Leapfrogging Pulses Developed in Unbalanced Coupled Nonlinear Transmission Lines

Narahara, Koichi

Journal:

Mathematical Problems in Engineering

Year:

2018

Language:

english

File:

PDF, 1.75 MB

english, 2018