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Nature photonics, ISSN 1749-4893, 2010, Volume 4, Issue 10, pp. 686 - 689
The peculiar properties of quantum mechanics allow two remote parties to communicate a private, secret key, which is protected from eavesdropping by the laws... 
Quantum mechanics | Detectors | Illumination | Patching | Photons | Photodiodes | Quantum cryptography | Eavesdropping
Journal Article
European journal of physics, ISSN 1361-6404, 2019, Volume 40, Issue 4, p. 045201
Fresnel's equations describe the reflection and transmission of electromagnetic waves at an interface between two media. It turns out that these equations can... 
image methods | Fresnel's equations | electrostatics | moving media | PHYSICS, MULTIDISCIPLINARY | reflection and transmission | quasistatics | magnetostatics | EDUCATION, SCIENTIFIC DISCIPLINES
Journal Article
The European physical journal. B, Condensed matter physics, ISSN 1434-6036, 2018, Volume 91, Issue 6, pp. 1 - 7
... of the magnetic permeability Christopher A. Dirdal 1 and Johannes Skaar 1,2,a 1 Department of Electronic Systems, NTNU { Norwegian University of Science and Technology, 7491... 
Condensed Matter Physics | Solid State Physics | Fluid- and Aerodynamics | Complex Systems | Solid State and Materials | Physics, general | Physics | PHYSICS, CONDENSED MATTER | Permeability | Physics - Other Condensed Matter
Journal Article
Nature communications, ISSN 2041-1723, 2011, Volume 2, Issue 1, p. 349
Quantum key distribution (QKD) allows two remote parties to grow a shared secret key. Its security is founded on the principles of quantum mechanics, but in... 
SECURITY | ATTACK | MULTIDISCIPLINARY SCIENCES | KEY DISTRIBUTION | Signal Processing, Computer-Assisted - instrumentation | Quantum Theory | Telecommunications - instrumentation | Equipment Failure Analysis | Computer Security - instrumentation | Physics - Quantum Physics
Journal Article
Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, ISSN 1539-3755, 2006, Volume 73, Issue 2, p. 026605
A class of realizable active media exists for which the refractive index cannot be defined as an analytic function in the upper half-plane of complex... 
PHYSICS, MATHEMATICAL | PHYSICS, FLUIDS & PLASMAS | NEGATIVE REFRACTION | Physics - Optics
Journal Article
Optics Letters, ISSN 0146-9592, 11/2006, Volume 31, Issue 22, pp. 3372 - 3374
The identification of the refractive index and the wave vector for general (possibly active) linear, isotropic, homogeneous, and nonspatially dispersive media... 
OPTICS | Physics - Optics
Journal Article
IEEE transactions on antennas and propagation, ISSN 1558-2221, 2018, Volume 66, Issue 11, pp. 6403 - 6407
The higher order multipoles above the electric quadrupole are commonly neglected in metamaterial homogenization. We show that they nevertheless can be... 
Tensile stress | electromagnetic metamaterials | Composite materials | Microscopy | Magnetization | Magnetic resonance | permeability | Metamaterials | Magnetic materials | Permittivity | Maxwell equations | permittivity | TELECOMMUNICATIONS | ENGINEERING, ELECTRICAL & ELECTRONIC | Homogenization | Multipoles | Quadrupoles | Physics - Optics
Journal Article
JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, ISSN 0740-3224, 05/2019, Volume 36, Issue 5, pp. 1386 - 1395
Magnetic permeabilities derived for infinite, periodic media are used in the Fresnel equation to calculate the reflection from corresponding semi-infinite... 
CRYSTAL | METAMATERIALS | OPTICS
Journal Article
Physical review. E, Statistical, nonlinear, and soft matter physics, ISSN 1550-2376, 2008, Volume 78, Issue 3, p. 036603
Several results concerning active media or metamaterials are proved and discussed. In particular, we consider the permittivity, permeability, wave vector, and... 
MATTER | PHYSICS, FLUIDS & PLASMAS | NEGATIVE REFRACTIVE-INDEX | WAVE VECTOR | METAMATERIALS | SIGN | PHYSICS, MATHEMATICAL | DIELECTRIC MEDIUM | GAIN
Journal Article
Physical review. A, Atomic, molecular, and optical physics, ISSN 1094-1622, 2006, Volume 74, Issue 2
We suggest a type of attack on quantum cryptosystems that exploits variations in detector efficiency as a function of a control parameter accessible to an... 
FIBER | STATES | UP-CONVERSION | SINGLE-PHOTON DETECTION | KEY DISTRIBUTION | PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | ATTACK | PROOF | OPTICS | UNCONDITIONAL SECURITY | CRYPTOGRAPHY | Physics - Quantum Physics | VARIATIONS | DISTRIBUTION | ERRORS | QUANTUM CRYPTOGRAPHY | PHOTONS | ATOMIC AND MOLECULAR PHYSICS | QUANTUM MECHANICS | EFFICIENCY | SECRECY PROTECTION | CONTROL | PULSES | QUBITS
Journal Article
Optics express, ISSN 1094-4087, 2011, Volume 19, Issue 23, pp. 23590 - 23600
We control using bright light an actively-quenched avalanche single-photon detector. Actively-quenched detectors are commonly used for quantum key distribution... 
SYSTEM | QUANTUM KEY DISTRIBUTION | QKD | OPTICS | BLINDING ATTACK | CRYPTOGRAPHY
Journal Article
Physical review letters, ISSN 1079-7114, 2014, Volume 112, Issue 7, p. 070503
We propose a class of attacks on quantum key distribution (QKD) systems where an eavesdropper actively engineers new loopholes by using damaging laser... 
AVALANCHE PHOTODIODES | TAILORED BRIGHT ILLUMINATION | PHYSICS, MULTIDISCIPLINARY | KEY DISTRIBUTION | PHOTONS | SECURITY | DEVICES | ATTACK | MECHANISMS
Journal Article
Optics express, ISSN 1094-4087, 2010, Volume 18, Issue 26, pp. 27938 - 27954
It has previously been shown that the gated detectors of two commercially available quantum key distribution (QKD) systems are blindable and controllable by an... 
SYSTEM | PHOTON AVALANCHE-DIODES | CRYPTOSYSTEMS | INFORMATION | KEY DISTRIBUTION | PROOF | STATES ATTACK | TIME | OPTICS | EFFICIENCY MISMATCH | UNCONDITIONAL SECURITY | Quantum Theory | Temperature | Transducers | Lighting - instrumentation | Computer-Aided Design | Equipment Design | Equipment Failure Analysis | Lighting - methods | Physics - Quantum Physics
Journal Article
New journal of physics, ISSN 1367-2630, 2018, Volume 20, Issue 6, p. 063016
Journal Article
Physical Review Letters, ISSN 0031-9007, 10/2011, Volume 107, Issue 17, p. 170404
Entanglement witnesses such as Bell inequalities are frequently used to prove the nonclassicality of a light source and its suitability for further tasks. By... 
PHYSICS, MULTIDISCIPLINARY | THEOREM | QUANTUM | Physics - Quantum Physics
Journal Article
Physical Review A - Atomic, Molecular, and Optical Physics, ISSN 1050-2947, 09/2010, Volume 82, Issue 3
We consider the security of the Bennett-Brassard 1984 protocol for quantum key distribution, with arbitrary individual imperfections simultaneously in the... 
PHYSICS, ATOMIC, MOLECULAR & CHEMICAL | OPTICS | CRYPTOGRAPHY | Physics - Quantum Physics | DEFECTS | MECHANICS | DISTRIBUTION | CLASSICAL AND QUANTUM MECHANICS, GENERAL PHYSICS | SECURITY | QUANTUM STATES | QUANTUM MECHANICS | SECRECY PROTECTION
Journal Article
European journal of physics, ISSN 0143-0807, 2019
Fresnel's equations describe the reflection and transmission of electromagnetic waves at an interface between two media. It turns out that these equations can... 
Journal Article
Review of scientific instruments, ISSN 1089-7623, 2014, Volume 85, Issue 1, p. 013108
... Kurtsiefer, 2 Johannes Skaar, 1 Vadim Makarov, 3,a) and Ilja Gerhardt 4,b) 1 Department of Electronics and Telecommunications, Norwegian University of Science... 
EAVESDROPPER | SYSTEM | INSTRUMENTS & INSTRUMENTATION | PHYSICS, APPLIED | QUANTUM CRYPTOGRAPHY | KEY DISTRIBUTION | Stability | Quantum cryptography | Active control | Detectors | INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY | EQUIPMENT | FIBERS | DESIGN | RADIATION DETECTORS | ERRORS | X-RAY DETECTION | PHOTONS | POLARIZATION | CRYPTOGRAPHY
Journal Article
Applied physics letters, ISSN 1077-3118, 2011, Volume 99, Issue 19, pp. 196101 - 196101-1
Appl. Phys. Lett. 99, 196101 (2011) This is a comment on the publication by Yuan et al. [Appl. Phys. Lett. 98, 231104 (2011); arXiv:1106.2675v1 [quant-ph]]. 
SECURITY | PHYSICS, APPLIED | QKD | BLINDING ATTACK | KEY DISTRIBUTION | Physics - Quantum Physics
Journal Article
Physical Review B - Condensed Matter and Materials Physics, ISSN 1098-0121, 04/2015, Volume 91, Issue 13
Metamaterial effective parameters may exhibit freedom from typical dispersion constraints. For instance, the emergence of a magnetic response in arrays of... 
PHYSICS, CONDENSED MATTER | Physics - Optics
Journal Article
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