Johannes Skaar - Publications, H-index & Citations

Johannes Skaar

university of oslo

26H指数

94论文数

4.4K被引数

收录论文 24

发表时间

Reversal Asymmetry of Reciprocal Metasurface Enables Ultra-Compact Varifocal Reflective Lens 可逆不对称性使互易超表面能够实现超紧凑变焦反射透镜

Laser & Photonics Reviews

IF10

2025-08-14

OAAI

Christopher A. Dirdal; Jesil Jose; Firehun Tsige Dullo; Grégory Bouquet; Paul C. V. Thrane; Zeljko Skokic; Johannes Skaar

Four definitions of magnetic permeability for periodic metamaterials

PHYSICAL REVIEW B

IF3.7

2019-02-07

OAAI

Skaar, Johannes; Hagenvik, Hans Olaf; Dirdal, Christopher A.

Secure detection in quantum key distribution by real-time calibration of receiver

QUANTUM SCIENCE AND TECHNOLOGY

IF5

2017-09-13

OAAI

Maroy, Oystein; Makarov, Vadim; Skaar, Johannes

Symmetries and optical transitions of hexagonal quantum dots in GaAs/AlGaAs nanowires

PHYSICAL REVIEW B

IF3.7

2015-11-10

OAAI

Svendsen, Guro K.; Skaar, Johannes; Weman, Helge; Dupertuis, Marc-Andre

Relaxed dispersion constraints and metamaterial effective parameters with physical meaning for all frequencies

PHYSICAL REVIEW B

IF3.7

2015-04-10

OAAI

Dirdal, Christopher A.; Bondevik, Tarjei; Skaar, Johannes

Comment on Resilience of gated avalanche photodiodes against bright illumination attacks in quantum cryptography [Appl. Phys. Lett. 98, 231104 (2011)]

APPLIED PHYSICS LETTERS

IF3.6

2011-11-11

OAAI

Lydersen, Lars; Makarov, Vadim; Skaar, Johannes

Controlling an actively-quenched single photon detector with bright light

OPTICS EXPRESS

IF3.3

2011-11-04

OAAI

Sauge, Sebastien; Lydersen, Lars; Anisimov, Andrey; Skaar, Johannes; Makarov, Vadim

Total internal reflection and evanescent gain

OPTICS EXPRESS

IF3.3

2011-10-14

OAAI

Grepstad, Jon Olav; Skaar, Johannes

Full-field implementation of a perfect eavesdropper on a quantum cryptography system

NATURE COMMUNICATIONS

IF15.7

2011-06-14

390

OAAI

Gerhardt, Ilja; Liu, Qin; Lamas-Linares, Anta; Skaar, Johannes; Kurtsiefer, Christian; Makarov, Vadim

Thermal blinding of gated detectors in quantum cryptography

OPTICS EXPRESS

IF3.3

2010-12-17

120

OAAI

Lydersen, Lars; Wiechers, Carlos; Wittmann, Christoffer; Elser, Dominique; Skaar, Johannes; Makarov, Vadim

Avoiding the blinding attack in QKD reply

NATURE PHOTONICS

IF32.9

2010-12-01

OAAI

Lydersen, Lars; Wiechers, Carlos; Wittmann, Christoffer; Elser, Dominique; Skaar, Johannes; Makarov, Vadim

Hacking commercial quantum cryptography systems by tailored bright illumination

NATURE PHOTONICS

IF32.9

2010-08-29

824

OAAI

Lydersen, Lars; Wiechers, Carlos; Wittmann, Christoffer; Elser, Dominique; Skaar, Johannes; Makarov, Vadim

Slow and fast light in optical fibers using acoustooptic coupling between two co-propagating modes

OPTICS EXPRESS

IF3.3

2009-01-02

OAAI

Haakestad, Magnus W.; Skaar, Johannes

Simulations and realizations of active right-handed metamaterials with negative refractive index

OPTICS EXPRESS

IF3.3

2007-08-15

OAAI

Nistad, Bertil; Skaar, Johannes

On resolving the refractive index and the wave vector

OPTICS LETTERS

IF3.3

2006-10-26

OAAI

Skaar, Johannes

Bounds for the refractive indices of metamaterials

JOURNAL OF PHYSICS D-APPLIED PHYSICS

IF3.2

2006-03-03

OAAI

Skaar, J; Seip, K

Causality and Kramers-Kronig relations for waveguides

OPTICS EXPRESS

IF3.3

2005-01-01

OAAI

Haakestad, MW; Skaar, J

A numerical algorithm for extrapolation of transfer functions

SIGNAL PROCESSING

IF3.6

2003-06-01

PREAI

Skaar, J

Design of grating-assisted codirectional couplers with discrete inverse-scattering algorithms

JOURNAL OF LIGHTWAVE TECHNOLOGY

IF4.8

2003-01-01

PREAI

Brenne, JK; Skaar, J

Measuring the group delay of fiber Bragg gratings by use of end-reflection interference

OPTICS LETTERS

IF3.3

1999-08-01

PREAI

Skaar, J

研究方向