M. Ludlam

ORCID: 0000-0001-5051-1536
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About
Contact & Profiles
Research Areas
  • Ionosphere and magnetosphere dynamics
  • Solar and Space Plasma Dynamics
  • Astro and Planetary Science
  • Geomagnetism and Paleomagnetism Studies
  • Magnetic Field Sensors Techniques
  • Isotope Analysis in Ecology
  • Solar Radiation and Photovoltaics
  • Earthquake Detection and Analysis
  • Mass Spectrometry Techniques and Applications
  • Spaceflight effects on biology
  • Geophysics and Gravity Measurements
  • Cosmology and Gravitation Theories
  • Photovoltaic System Optimization Techniques
  • Cardiac, Anesthesia and Surgical Outcomes
  • Superconducting and THz Device Technology
  • Mechanical Circulatory Support Devices
  • solar cell performance optimization
  • Advanced Chemical Sensor Technologies
  • Nausea and vomiting management
  • Anesthesia and Pain Management
  • Space Exploration and Technology
  • Various Chemistry Research Topics
  • Planetary Science and Exploration
  • Spacecraft and Cryogenic Technologies
  • Radio Astronomy Observations and Technology

University of British Columbia
2025

University of California, Berkeley
2008-2020

Berkeley College
2008-2009

Imperial College London
2005-2006

The Solar Wind Electrons Alphas and Protons (SWEAP) Investigation on Probe Plus is a four sensor instrument suite that provides complete measurements of the electrons ionized helium hydrogen constitute bulk solar wind coronal plasma. SWEAP consists Cup (SPC) Analyzers (SPAN). SPC Faraday looks directly at Sun measures ion electron fluxes flow angles as function energy. SPAN an electrostatic analyzer (ESA) ram side SPP (SPAN-A) ESA anti-ram (SPAN-B). SPAN-A has time flight section enables it...

10.1007/s11214-015-0206-3 article EN cc-by Space Science Reviews 2015-10-29

The Electric Fields and Waves (EFW) Instruments on the two Radiation Belt Storm Probe (RBSP) spacecraft (recently renamed Van Allen Probes) are designed to measure three dimensional quasi-static low frequency electric fields waves associated with major mechanisms responsible for acceleration of energetic charged particles in inner magnetosphere Earth. For this measurement, instrument uses pairs spherical double probe sensors at ends orthogonal centripetally deployed booms spin plane...

10.1007/s11214-013-0013-7 article EN cc-by Space Science Reviews 2013-10-11

The Solar Probe Cup (SPC) is a Faraday instrument onboard NASA's Parker (PSP) spacecraft designed to make rapid measurements of thermal coronal and solar wind plasma. in heliocentric orbit that takes it closer the Sun than any previous spacecraft, allowing be made where plasma being heated accelerated. SPC was pointed directly at all times, (which flowing primarily radially away from Sun) measured throughout orbit. capable measuring ions with an energy/charge between 100 V 6000 (protons...

10.3847/1538-4365/ab5a7b article EN cc-by The Astrophysical Journal Supplement Series 2020-02-01

Abstract. One of the primary objectives Double Star mission is accurate measurement magnetic field vector along orbits two spacecraft. The an essential parameter for understanding space plasma processes and also required effective interpretation data from other instruments on We present design instrument onboard both spacecraft overview performance as measured first on-ground then in-orbit. report results in-flight calibration magnetometers, processing methods employed to produce final...

10.5194/angeo-23-2713-2005 article EN cc-by Annales Geophysicae 2005-11-08

Electrostatic analyzers of different designs have been used since the earliest days space age, beginning with very solar wind measurements made by Mariner 2 en route to Venus in 1962. The Parker Solar Probe (PSP) mission, NASA's first dedicated mission study innermost reaches heliosphere, makes its thermal plasma using a suite instruments called Wind Electrons, Alphas, and Protons (SWEAP) investigation. SWEAP's electron Analyzer (SPAN-E) are pair top-hat electrostatic on PSP that capable...

10.3847/1538-4365/ab7370 article EN cc-by The Astrophysical Journal Supplement Series 2020-02-01

Background: Chloroprocaine has recently regained accessibility as a short-acting local anesthetic in Canada. It offers an alternative to bupivacaine, the predominant spinal used at Vancouver Coastal Health sites Vancouver, British Columbia. Objective: To compare recovery profile of surgical patients who received either chloroprocaine or bupivacaine for anesthesia. Methods: This multicentre retrospective cohort study involved adult short-duration surgery. The primary outcome was time from...

10.4212/cjhp.3618 article FR The Canadian Journal of Hospital Pharmacy 2025-03-12

THEMIS, a five-spacecraft constellation mission to study magnetospheric phenomena leading auroral outbursts was launched on February 17, 2007 single Delta II rocket into 31.4-hour, low-inclination insertion orbit. After an initial on-orbit check-out and science instrument commissioning period, the five spacecraft called probes were maintained in temporary coast phase orbits control orbital dispersions. Beginning early September 2007, four of maneuvered their highly elliptical, synchronized...

10.1109/aero.2008.4526662 article EN Proceedings - IEEE Aerospace Conference 2008-03-01
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