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researcher

Alexandr Sergeevich

4 papers hereh-index 276 citations6 works total

Matching runs newest-first, so older work may not be attached to this profile yet.

author position
  • first author3
  • last author1

Across the 4 of 4 papers where every author was matched, so the position is known.

fields
  • quant-ph4

identity via Semantic Scholar / OpenAlex

activity
20092012
most citedCharacterization of a qubit Hamiltonian using adaptive measurements in a fixed basis

80 citations · 90 across the 4 of their papers we have counts for

collaborators
Showing 2009 · quant-phShow all

2 papers · 2 filters

quant-ph2009

Scaling Separability Criterion: Application To Gaussian States

Alexandr Sergeevich, Vladimir I. Man'ko

We introduce examples of three- and four-mode entangled Gaussian mixed states that are not detected by the scaling and Peres-Horodecki separability criteria. The presented modifica…

quant-ph2009★ 1 cited

Frank-Condon principle and adjustment of optical waveguides with nonhomogeneous refractive indices

Vladimir I. Man'ko, Leonid D. Mikheev, Alexandr Sergeevich

The adjustment of two different selfocs is considered using both exact formulas for the mode-connection coefficients expressed in terms of Hermite polynomials of several variables…

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Not affiliated with arXiv. Researcher data from Semantic Scholar (ODC-BY) and OpenAlex.