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List of works by Ermanno F. Borra

53 Camelopardalis and the transverse Zeeman effect in H beta

scientific article published in January 1973

A cryogenic liquid-mirror telescope on the Moon to study the early universe

scientific article published in January 2008

A homogeneous catalogue of quasar candidates found with slitless spectroscopy

scientific article published in January 1990

A magnetic liquid deformable mirror for high stroke and low order axially symmetrical aberrations

scientific article published on 01 November 2006

A multicolor study of the quasar PHL 1070 and its environment

A novel technique to observe rapidly pulsating objects using spectral wave-interaction effects

scientific article published in January 2010

A novel type of very long baseline astronomical intensity interferometer

scientific article published in January 2013

A photoelectric search for Ap stars in the Orion association

scholarly article

A search for Ap stars on the Sco-Cen association: additional evidence for a slow metal enrichment

scientific article

A search for faint highly polarized objects

A search for peculiar objects with the NASA orbital debris observatory 3 meter liquid mirror telescope

A search for strong magnetic fields in rapidly rotating Ap stars

scientific article published in January 1975

A search for the Zeeman effect in the X-ray star candidates theta2 Orionis and X Persei, the X-ray source Cygnus X-1, and the B2 Ib star HD 31327

scientific article published in January 1975

A search for weak stellar magnetic fields

scientific article

A study of cross-correlation and breakfinding algorithms applied to the measurements of redshifts in very low-resolution spectra

scholarly article by Cabanac R. & Borra E. F. published 1996 in Publications of the Astronomical Society of the Pacific

A technique to detect periodic and non-periodic ultra-rapid flux time variations with standard radio-astronomical data

scientific article published in 2018

Aberration correction with a magnetic liquid active mirror

scientific article published in January 2008

Active mirrors warped using Zernike polynomials for correcting off-axis aberrations of fixed primary mirrors. II. Optical testing and performance evaluation

Aluminum-coated elastomer thin films for the fabrication of a ferrofluidic deformable mirror

scientific article from 2017

An automated search for widely spaced gravitational lenses performed on 25 Grens plates

scholarly article

An optical corrector design that allows a fixed telescope to access a large region of the sky

scientific article published in January 1995

Are BL Lacertae objects beamed QSO remnants ?

scientific article

Automated analysis of deep U, J and F plates: quasar and star counts past J = 22

scientific article published in January 1986

Automated analysis of slitless spectra III : galaxies

scientific article published in January 1988

Automated analysis of slitless spectra. II: Quasars

scientific article published in January 1988

Classification algorithms applied to 10588low-resolution slitless spectra: a search for unusual and interesting objects

scholarly article

Cosmology at low redshifts

scholarly article by Borra E. F. published 2003 in Astronomy and Astrophysics

Decaying stellar magnetic fields, magnetic braking : evidence from magnetic observations in Orion OB1

scientific article published in January 1981

Deposition of metal films on an ionic liquid as a basis for a lunar telescope

scientific article

Detection of planetary signals by reflected light of the host star using the autocorrelation of spectra

scientific article

Discovery of magnetic field in four southern Ap stars

scientific article

Discovery of magnetic fields in three short-period Ap stars

Discovery of peculiar periodic spectral modulations in a small fraction of solar type stars

scientific article

Dynamic response of ferrofluidic deformable mirrors

scientific article

Ethylene Glycol Based Ferrofluid for the Fabrication of Magnetically Deformable Liquid Mirrors

article

Ferrofluid-based deformable mirrors: a new approach to adaptive optics using liquid mirrors

scientific article (publication date: February 2003)

Floating mirrors

scientific article published in January 1999

Generation of Bessel beams using a magnetic liquid deformable mirror

scientific article published on July 20, 2011

H alpha polarization and line profiles in white dwarfs with strong magnetic fields

scholarly article

High-resolution Zeeman polarimetry

scientific article published in January 1973

High-resolution polarization observations inside spectral lines of magnetic Ap stars. I. Instrumentation and observations of beta Coronae Borealis

scholarly article

High-resolution polarization observations inside spectral lines of magnetic Ap stars. III. Observations of 78 Virginis

scientific article published in January 1980

High-resolution polarization observations inside the spectral lines of magnetic Ap stars. II. Observations of alpha2 Canum Venaticorum

scientific article

Large magnetic liquid mirrors

scholarly article

Linearization of the response of a 91-actuator magnetic liquid deformable mirror

scientific article

Liquid mirrors: a progress report

Low-dispersion spectra of Nova Serpentis 1970

Magnetic liquid deformable mirrors for astronomical applications: active correction of optical aberrations from lower-grade optics and support system

scientific article published in January 2012

Magnetic stars

scientific article

Magnetically deformable liquid mirrors from surface films of silver nanoparticles

scientific article published in April 2010

Measurements of microturbulence of Cepheids using the autocorrelation function

scientific article published in January 2017

Measurements of stellar magnetic fields using autocorrelation of spectra

Modal dynamics of magnetic-liquid deformable mirrors

scientific article published on August 2014

Multilist photoelectric magnetometer observations of Cepheids and supergiants: probable detections of weak magnetic fields

scientific article published in January 1981

Nanoengineered astronomical optics

scientific article published in January 2004

Nanoengineered liquid mirrors shaped by thermal fields

scientific article

Observations of the recovery and final decline of Nova Serpentis 1970

scholarly article

Observations of the transverse Zeeman effect in the magnetic star beta Coronae Borealis: evidence for the oblique rotator model

Observations of time delays in gravitational lenses from intensity fluctuations: the coherence function

scientific article published in January 2008

Observing gravitational lenses from intensity fluctuations: experimental validation of the technique

scientific article published in January 2011

On the interpretation of the magnetic curves of the Ap stars as determined by the photographic technique

scientific article published in January 1974

Optical tests of nanoengineered liquid mirrors

scientific article

Optical tests with Bessel beam interferometry

scientific article published on 01 November 2004

Origin of the Speckles in Nanoengineered Tilted Liquid Mirrors

scientific article published in October 2003

Photoelectric B and V sequences to 21st magnitude in 17 medium and high galactic latitude regions

scientific article published in January 1985

Photoelectric B and V sequences to 22nd magnitude in 23 medium- and high-galactic-latitude regions

scientific article published in January 1987

Photoelectric observations of Nova Serpentis 1970

Quantitative evaluation of the hypothesis that BL Lacertae objects are QSo remnants

scholarly article

Searching for Extraterrestrial Intelligence signals in astronomical spectra, including existing data

scientific article published in January 2012

Spectral changes induced by the Zeeman effect in oblique rotator models

scientific article published in January 1974

Spectral signatures of ultra-rapidly varying objects in spectroscopic surveys

scientific article published in January 2010

Spectroscopy of quasar candidates found with slitless spectroscopy

scientific article published in January 1989

Spectroscopy of quasar candidates found with slitless spectroscopy. II. Six northern fields

scientific article published in January 1996

The discovery of periodic modulations in the optical spectra of galaxies, possibly due to ultrarapid light bursts from their massive central black holes

scientific article published in January 2013

The geometry of the magnetic field of 78 Virginis

scientific article published in January 1980

The long-term behavior of the magnetic field of beta Coronae Borealis

scientific article published in January 1973

The magnetic field geometry of HD 215441

The magnetic field of sigma Orionis E

scientific article

The magnetic field of the He-strong stars

scholarly article

The magnetic field of the helium-weak star 3 Scorpii

scientific article published in January 1979

The magnetic fields of the Ap stars

scientific article published in January 1980

The magnetic fields of the helium-weak B stars

scientific article published in January 1983

The magnetic fields of the late-type stars

scientific article published in January 1984

The magnetic fields of white dwarfs

scientific article published in January 1981

The orientation of magnetic axes in Ap stars: an alternative interpretation of the component with small obliquity

scientific article published in January 1974

The periods of rotation of the magnetic peculiar stars in the Scorpio-Centaurus association : no evidence of braking on the main-sequence

scientific article

The surface magnetic field distributions of 53 Camelopardalis and alpha2 Canum Venaticorum

scholarly article

Tiltable rotating liquid mirrors: a progress report

scientific article

Use of thiols as protecting ligands in reflective surface films of silver nanoparticles

scientific article

Validation of observations obtained with a liquid mirror telescope by comparison with Sloan Digital Sky Survey observations

scholarly article

Very long baseline interferometry and observations of gravitational lenses using intensity fluctuations: an analysis based on intensity autocorrelation

scientific article

Wavefront correction with a 37-actuator ferrofluid deformable mirror

scientific article (publication date: 2007)