Articles by Andrew J. Skemer

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Andrew J. Skemer

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Protosolar D-to-H abundance and one part-per-billion PH_{3} in the coldest brown dwarf

25 November 2024 by Melanie Rowland and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Exploring the directly imaged HD 1160 system through spectroscopic characterization and high-cadence variability monitoring

5 June 2024 by Ben Sutlieff and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Vortex Fiber Nulling for Exoplanet Observations: First Direct Detection of M Dwarf Companions around HIP 21543, HIP 94666, and HIP 50319

26 March 2024 by Daniel Echeverri and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

Simulating medium-spectral-resolution exoplanet characterization with SCALES angular/reference differential imaging

18 October 2023 by Aditi Desai and others

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

Vortex Fiber Nulling for Exoplanet Observations: Implementation and First Light

12 September 2023 by Daniel Echeverri and others

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

Measuring the variability of directly imaged exoplanets using vector Apodizing Phase Plates combined with ground-based differential spectrophotometry

21 February 2023 by Ben Sutlieff and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

A Search for Predicted Astrometric Microlensing Events by Nearby Brown Dwarfs

26 October 2022 by Judah Luberto and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Roaring Storms in the Planetary-Mass Companion VHS 1256-1257 b: Hubble Space Telescope Multi-epoch Monitoring Reveals Vigorous Evolution in an Ultra-cool Atmosphere

5 October 2022 by Yifan Zhou and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

Fabrication of Pupil Masks for a New Infrared Exoplanet Imager at Keck Observatory

31 August 2022 by Jialin Li and others

Instrumentation and Methods for Astrophysics

Weighing Exo-Atmospheres: A novel mid-resolution spectral mode for SCALES

23 August 2022 by Deno Stelter and others

Instrumentation and Methods for Astrophysics

LBT search for companions and sub-structures in the (pre)transitional disk of AB Aurigae

10 February 2022 by Sebastián Jorquera and others

Earth and Planetary Astrophysics

From Colors to Chemistry: A Combined Lenslet/Slicer IFS for Medium-Resolution Spectroscopy

10 September 2021 by R. Deno Stelter and others

Instrumentation and Methods for Astrophysics

The Keck Planet Imager and Characterizer: A dedicated single-mode fiber injection unit for high resolution exoplanet spectroscopy

27 July 2021 by Jacques-Robert Delorme and others

Instrumentation and Methods for Astrophysics

The Keck Planet Imager and Characterizer: Phase I fiber injection unit early performance and commissioning

22 December 2020 by Evan Morris and others

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

Update on the Preliminary Design of SCALES: the Santa Cruz Array of Lenslets for Exoplanet Spectroscopy

16 December 2020 by R. Deno Stelter and others

Instrumentation and Methods for Astrophysics

The Planet as Exoplanet Analog Spectrograph (PEAS): Design and First-Light

15 December 2020 by Emily Martin and others

Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics

High Contrast Thermal Infrared Spectroscopy with ALES: The 3-4μm Spectrum of κ Andromedae b

6 October 2020 by Jordan Stone and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

The HOSTS survey for exozodiacal dust: Observational results from the complete survey

7 March 2020 by Steve Ertel and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

Measuring the D/H Ratios of Exoplanets and Brown Dwarfs

11 October 2019 by Caroline Morley and others

Earth and Planetary Astrophysics, Solar and Stellar Astrophysics

High Spatial Resolution Thermal-Infrared Spectroscopy with ALES: Resolved Spectra of the Benchmark Brown Dwarf Binary HD 130948BC

16 April 2019 by Zackery Briesemeister and others

Solar and Stellar Astrophysics, Instrumentation and Methods for Astrophysics

Methane in Analogs of Young Directly Imaged Exoplanets

22 November 2018 by Brittany Miles and others

Earth and Planetary Astrophysics

The LEECH Exoplanet Imaging Survey: Limits on Planet Occurrence Rates Under Conservative Assumptions

26 October 2018 by Jordan Stone and others

Earth and Planetary Astrophysics

MEAD: Data Reduction Pipeline for ALES Integral Field Spectrograph and LBTI Thermal Infrared Calibration Unit

9 August 2018 by Zackery Briesemeister and others

Instrumentation and Methods for Astrophysics

The Planetary Systems Imager: 2-5 Micron Channel

9 August 2018 by Andrew Skemer and others

Instrumentation and Methods for Astrophysics

ALES: Overview and Upgrades

9 August 2018 by Andrew Skemer and others

Instrumentation and Methods for Astrophysics

On-Sky Operations with the ALES Integral Field Spectrograph

7 August 2018 by Jordan Stone and others

Instrumentation and Methods for Astrophysics

An L Band Spectrum of the Coldest Brown Dwarf

20 April 2018 by Caroline Morley and others

Earth and Planetary Astrophysics

A new statistical method for characterizing the atmospheres of extrasolar planets

14 June 2017 by Cassandra Henderson and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

Imaging protoplanets: observing transition disks with non-redundant masking

8 September 2016 by Steph Sallum and others

Earth and Planetary Astrophysics

Adaptive Optics imaging of VHS 1256-1257: A Low Mass Companion to a Brown Dwarf Binary System

13 January 2016 by Jordan Stone and others

Solar and Stellar Astrophysics, Earth and Planetary Astrophysics

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Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics Solar and Stellar Astrophysics Astrophysics of Galaxies