D. V. Titov
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View article: Approaches to Proxy Modeling of Gas Reservoirs
Approaches to Proxy Modeling of Gas Reservoirs Open
In the gas industry, accurate forecasting of gas production is critical for optimizing well operating conditions. Although traditional hydrodynamic models offer high accuracy, they are often computationally intensive and time-consuming, pr…
View article: Variability of the cloud top wind speed from the UVI/ Akatsuki imaging at 283 and 365 nm
Variability of the cloud top wind speed from the UVI/ Akatsuki imaging at 283 and 365 nm Open
The UVI camera onboard the JAXA Akatsuki mission provided long-term series of images of the Venus cloud tops at 283 nm and 365 nm – two wavelength that correspond to the spectral bands of gaseous sulfur dioxide and unknown UV absorber. We …
View article: Surface mineralogy from the Venus Monitoring Camera observations: preliminary results from the re-processed images in 1 micron transparency “window”
Surface mineralogy from the Venus Monitoring Camera observations: preliminary results from the re-processed images in 1 micron transparency “window” Open
Imaging of the Venus night side in the 1 µm spectral transparency “window” is a powerful tool to sound the surface mineralogy in the presence of thick clouds. Venus Monitoring Camera onboard Venus Express provided thousands of night side i…
View article: History of Western Rite Orthodox Parishes Emergence in France During the Interwar Period
History of Western Rite Orthodox Parishes Emergence in France During the Interwar Period Open
This article is devoted to the attempt to revive Western Orthodoxy in France in the period between the two world wars. It is worth noting that the roots of modern Western Orthodoxy in France lie in the echoes of the colossal tragedy that b…
View article: Venus cloud opacity from the Venus Express observations in the near-IR transparency “windows” 
Venus cloud opacity from the Venus Express observations in the near-IR transparency “windows”  Open
Imaging of the Venus night side in the near-infrared spectral transparency “windows” at 1, 1.7 and 2.3 µm by Venus Express revealed details of the deep cloud structure and total opacity variations. These observations provi…
View article: Venus atmosphere dynamics: digging into the Venus Express observations
Venus atmosphere dynamics: digging into the Venus Express observations Open
Dynamics of the Venus atmosphere is still an unsolved fundamental problem in the planetary physics. ESA’s Venus Express collected long imaging time series in several wavelengths from UV to near-IR. It was later complemented by JAXA&#…
View article: Serverless Architecture for Data Processing and Detecting Anomalies with the Mars Express MARSIS Instrument
Serverless Architecture for Data Processing and Detecting Anomalies with the Mars Express MARSIS Instrument Open
The Mars Advanced Radar for Subsurface and Ionosphere Sounding (MARSIS) on board Mars Express has been sampling the topside ionosphere of Mars since mid-2005. The analysis of the main reflection (nadir) of the ionosphere through the ionogr…
View article: Twelve-Year Cycle in the Cloud Top Winds Derived from VMC/Venus Express and UVI/Akatsuki Imaging
Twelve-Year Cycle in the Cloud Top Winds Derived from VMC/Venus Express and UVI/Akatsuki Imaging Open
We present joint analysis of the UV (365 nm) images captured by the cameras on board ESA’s Venus Express and JAXA’s Akatsuki spacecraft. These observations enabled almost continuous characterization of the cloud top circulation over the lo…
View article: Venus Express as precursor of the Venus Decade
Venus Express as precursor of the Venus Decade Open
<p class="Sectiontext"><span lang="EN-US">Venus appears to be an &#8220;alien&#8221; planet drastically and surprisingly different from the Earth. The early space missions revealed the world with rem…
View article: Cellular patterns and dry convection in textured dust storms at the edge of Mars North Polar Cap
Cellular patterns and dry convection in textured dust storms at the edge of Mars North Polar Cap Open
We present a study of textured local dust storms that develop at the northern polar cap boundary on Mars springtime. We have used images obtained with VMC and HRSC cameras onboard Mars Express and MARCI on MRO to analyze dust storms captur…
View article: Mars Express science highlights and future plans
Mars Express science highlights and future plans Open
<p>After 18 years in orbit Mars Express remains one of ESA&#8217;s most scientifically productive Solar System missions, with a publication record now exceeding 1450 papers. Characterization of the surface geology on a local-to-r…
View article: Looking for Meteors and Fireballs in the atmosphere of Mars from the Visual Monitoring Camera (VMC) on Mars Express
Looking for Meteors and Fireballs in the atmosphere of Mars from the Visual Monitoring Camera (VMC) on Mars Express Open
Meteors and fireballs, often as part of meteor showers, are commonly observed in the atmosphere of Earth. The same phenomena is expected to take place in other planets (Christou, 2005). Observations are rare, as no suitable instruments hav…
View article: EnVision: Understanding why Earth's closest neighbour is so different
EnVision: Understanding why Earth's closest neighbour is so different Open
EnVision is a proposed orbiter mission aiming at determining the nature and current state of Venus' geological evolution and its relationship with the atmosphere, to understand how and why Venus and Earth evolved so differently. It is is o…
View article: Mars Express science highlights and future plans
Mars Express science highlights and future plans Open
After 17 years in orbit Mars Express remains one of ESA’s most scientifically productive Solar System missions which publication record exceeds 1350 papers. Characterization of the surface geology on a local-to-regional scale by HRSC…
View article: Mars Express science highlights and future plans
Mars Express science highlights and future plans Open
<p>After 17 years in orbit Mars Express remains one of ESA&#8217;s most scientifically productive Solar System missions which publication record exceeds 1300 papers. Characterization of the surface geology on a local-to-regional …
View article: Mars Express science highlights and future plans
Mars Express science highlights and future plans Open
After 16 years in orbit Mars Express remains one of ESA’s most scientifically productive Solar System missions which publication record now approaches 1300 papers. Characterization of the geological processes on a local-to-regional s…
View article: From engineering to science: Mars Express Visual Monitoring Camera's first science data release
From engineering to science: Mars Express Visual Monitoring Camera's first science data release Open
. IntroductionThe European Space Agency (ESA) mission ‘Mars Express’ (MEX) launched in 2003 equipped with seven instruments. The Visual Monitoring Camera (VMC) on board MEX was designed to monitor the release of the Beagle 2 la…
View article: EnVision M5 Venus orbiter proposal
EnVision M5 Venus orbiter proposal Open
EnVision [1,2] is a Venus orbiter mission that will determine the nature and current state of geological activity on Venus, and its relationship with the atmosphere, to understand how and why Venus and Earth evolved so differently. Envisio…
View article: ROTOR OPERATION IN THE VORTEX LAYER DEVICE
ROTOR OPERATION IN THE VORTEX LAYER DEVICE Open
Vortex layer devices can be means of intensification of most processes. It is particularly effective to use these devices to produce rubber products, to accelerate chemical processes, to prepare raw materials in metallurgy, to use them in …
View article: Mars Express Science Highlights and Future Plans
Mars Express Science Highlights and Future Plans Open
<p>After 16 years in orbit Mars Express remains one of ESA&#8217;s most scientifically productive Solar System missions which publication record now exceeds 1270 papers. Characterization of the geological processes on a local-to-…
View article: Dynamics of the extremely elongated cloud on Mars Arsia Mons volcano
Dynamics of the extremely elongated cloud on Mars Arsia Mons volcano Open
<p>Starting in September 2018, a daily repeating extremely elongated cloud was observed extending from the Mars Arsia Mons volcano. We study this Arsia Mons Elongated Cloud (AMEC) using images from VMC, HRSC, and OMEGA on board Mars …
View article: The Webcam around Mars: Supporting Science with the Mars Express Visual Monitoring Camera
The Webcam around Mars: Supporting Science with the Mars Express Visual Monitoring Camera Open
<p>The Visual Monitoring Camera (VMC), or &#8220;the ESA Mars Webcam&#8221; on board ESA&#8217;s Mars Express (MEX) orbiter was originally designed as an engineering camera whose purpose was to monitor the separation of t…
View article: Intense decadal variations of Venus' UV albedo, and its impact on solar heating rate and atmospheric dynamics
Intense decadal variations of Venus' UV albedo, and its impact on solar heating rate and atmospheric dynamics Open
International audience
View article: Long-term Variations of Venus’s 365 nm Albedo Observed by Venus Express, Akatsuki, MESSENGER, and the Hubble Space Telescope
Long-term Variations of Venus’s 365 nm Albedo Observed by Venus Express, Akatsuki, MESSENGER, and the Hubble Space Telescope Open
An unknown absorber near the cloud-top level of Venus generates a broad absorption feature from the ultraviolet (UV) to visible, peaking around 360 nm, and therefore plays a critical role in the solar energy absorption. We present a quanti…