output
19932026
most citedMassive migration from the steppe is a source for Indo-European languages in Europe

2.1k citations

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Showing 2021Show all

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astro-ph.GA2021★ 15 cited

Laboratory rotational spectroscopy of acrylamide and search for acrylamide and propionamide toward Sgr B2(N) with ALMA

L. Kolesniková, A. Belloche, J. Koucký +7

Numerous complex organic molecules have been detected in the universe among which amides are considered as models for species containing the peptide linkage. Acrylamide bears in it…

quant-ph2021★ 2 cited

Nonconservative dipole forces in a two-atom system with one atom excited

Julio Sánchez-Cánovas, Manuel Donaire

We compute the nonconservative electric dipole forces between two atoms, one of which is initially excited. These forces derive from the time variation of the longitudinal electrom…

cond-mat.mes-hall2021★ 7 cited

Dirac fermions in armchair graphene nanoribbons trapped by electric quantum dots

Vit Jakubsky, Sengul Kuru, Javier Negro

We study the confinement of Dirac fermions in armchair graphene nanoribbons by means of a quantum-dot-type electrostatic potential. With the use of specific projection operators, w…

quant-ph2021

A quantum algorithm for computing the Carmichael function

Juan Carlos Garcia-Escartin

Quantum computers can solve many number theory problems efficiently. Using the efficient quantum algorithm for order finding as an oracle, this paper presents an algorithm that com…

cs.CR2021★ 185 cited

BiosecurID: a multimodal biometric database

Julian Fierrez, Javier Galbally, Javier Ortega-Garcia +22

A new multimodal biometric database, acquired in the framework of the BiosecurID project, is presented together with the description of the acquisition setup and protocol. The data…

cs.IT2021★ 4 cited

Private Information Retrieval Schemes Using Cyclic Codes

Şeyma Bodur, Edgar Martínez-Moro, Diego Ruano

A Private Information Retrieval (PIR) scheme allows users to retrieve data from a database without disclosing to the server information about the identity of the data retrieved. A…