Volume 14 (2021)
Volume 13 (2020)
Volume 12 (2019)
Volume 11 (2018)
Volume 10 (2017)
Volume 9 (2016)
Volume 8 (2015)
Volume 7 (2014)
Volume 6 (2013)
Volume 5 (2012)
Volume 4 (2011)
Volume 3 (2010)
Volume 2 (2009)
Volume 1 (2008)
Number of Volumes 15
Number of Issues 52
Number of Articles 410
Number of Contributors 776
Article View 275,395
PDF Download 134,494
View Per Article 671.7
PDF Download Per Article 328.03
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Number of Submissions 800
Rejected Submissions 204
Reject Rate 26
Accepted Submissions 425
Acceptance Rate 53
Time to Accept (Days) 439
Number of Indexing Databases 9
Number of Reviewers 583

Journal of Aerospace Science and Technology is an international double blind peer reviewed quarterly publication which publish high quality papers on all aspects of Space System Engineering, Space operation and applications, commerce, management, and apace law, Space Sciences and Exploration and Investigating Space Radiation. Aerospace Science and Technology is an open access publication, The following manuscript format can be published in the journal: Original article, short communication (brief report or brief communication), review article, systematic review and meta-analysis, Letter to editor, commentary and editorial.

Financial Policies
Article Processing Charges
As Aerospace Research Institute has supported all of the publishing costs of Journal of Aerospace Science and Technology, article processing charge and any other publication fees in the journal are free for authors.

Subscription Fee
Journal of Aerospace Science and Technology has published as an open access electronic journal, so there is no subscription fee for audiences. 

Open Access Policies
Journal of Aerospace Science and Technology is licensed under the terms of the Creative Commons Attribution License 4.0 International (CC-BY 4.0). Licensees may copy, distribute, display and make derivative works only if they cite the original published SES article.

Creative Commons License  

Publication Policies
Journal of Aerospace Science and Technology is following of Committee on Publication Ethics (COPE) and complies with the highest ethical standards in accordance with ethical laws.

Contact Address

Journal of Aerospace Science and Technology (JSST)

Website: http//:jsst.ias.ir
Email: jsst@ari.ac.ir
Editor in Chief: Reza Ebrahimi

Editor in Chief Email: rebrahimi@kntu.ac.ir

Executive Manager: Ghasem Kahe

Executive Manager Email: kahe@ari.ac.ir

Publisher: Aerospace Research Institute

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Active Vibration Control of a Maneuvering Flexible Spacecraft using Hybrid Actuators: A Lyapunov-Based Control Approach

Milad َAzimi; Samad Moradi

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.232147.1276

Abstract
  This paper presents a study concerning active vibration control of a smartو flexible spacecraft during attitude maneuver using thrusters and reaction wheels (RW) in combination and piezoelectric (PZT) sensor/actuator patches. The large-angle maneuver and residual vibration of the spacecraft are controlled ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
کنترل وضعیت سه محوره یک ماهواره با استفاده از روش پارامتر متغیر

Mohammad Navabi; Fereshte Malekpour

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.244891.1309

Abstract
  This article introduces a parameter estimation method from continuous-time models for a variable parameter system. In the variable parameter linear method, which is used to express systems with time-varying state-space matrices, the stability and performance of the feedback system are guaranteed, and ...  Read More

ResearchPaper communications
Extensive Regional Telecommunications Coverage in Emergency Condition using Tethered-Balloon Equipped with Antenna Pointing Mechanism – Part 1: Kinematic and Dynamic Modeling

Mohammad Fathi; Javad Ranjbar

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.254487.1312

Abstract
  In emergency situations, where there is no possibility of using terrestrial-based or space-based telecommunication platforms or when there is a need for providing telecommunication services in remote, rural or hilly areas which are faced with lacking telecommunication infrastructures, typically using ...  Read More

ResearchPaper Space systems design (spacecraft, satellites, space stations and their equipment)
3-dimensional Direct Simulation Monte Carlo Simulation of Thruster Plumes

hamed Alisadesghi; Ehsan Zabihian; Azade khadivi

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.270713.1330

Abstract
  The interaction of thruster plumes with satellite components can have undesirable effects, such as disturbance force/torque, thermal loading, and species deposition in the surfaces. The purpose of this paper is to use the Direct Simulation Monte Carlo (DSMC) method to analyze the 3D plume impingement ...  Read More

ResearchPaper commerce, management, and apace law
Collision Prediction of Spacecraft for Space Traffic Management

Hamid Kazemi; Samaneh Elahian

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.267293.1325

Abstract
  In this article collision probability method is used to satellite collision risk analysis. Among different methods introduced for determining collision probability, Patera's (2005) and Chan methods are chosen to define Noor satellite collision to the other space objects. According to criteria described ...  Read More

ResearchPaper physiology and space medicine (astrobiology)
Effect of Simulated microgravity condition on cells proliferation and myostatin gene expression in differentiated skeletal muscle cells (C2C12)

Narjes Rhmanian; Azadeh Hekmat; Zahra Hajebrahimi

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.288166.1346

Abstract
  Muscle atrophy is one of the problems that astronauts face after returning to earth. Myostatin is a known negative regulator of muscle growth. This study aimed to investigate the effects of simulated microgravity condition on mouse myotube cells (C2C12) growth and the myostatin gene expression. The morphological ...  Read More

AnalyticalPaper Space systems design (spacecraft, satellites, space stations and their equipment)
experimental study of dynamic stability for a entry capsule in supersonic flow

Mohsen Sargolzaie; Hamid Fazeli; Mohammadreza Soltani

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.246825.1299

Abstract
  Due to the lack of existence of control surfaces in entry capsules, the subject of static and dynamic stability is always important. In this paper, these coefficients are investigated experimentally for the case of forced oscillation at supersonic flow. In this experimental study, the effects of freestream ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Thermal Effects of the Space Environment on the Radiation Characteristics of a Reflector Antenna in LEO Spacecrafts

Fatemeh Sadeghikia; Fatemeh Asdaghpour; Mohammad Ali Farsi

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.258362.1316

Abstract
  Antennas, which are usually installed on the outer shell of these systems, are therefore always exposed to the thermal fluctuations of the space environment. Thermal fluctuations cause the antenna surfaces to expand, contract and distort and can cause the antenna to malfunction. In this paper, the effects ...  Read More

ResearchPaper investigating space radiation
Experimental study of the effect of using space sandwich structures for protection against space radiation

Majid Mokhtari; Hamideh Daneshvar; Morteza Bahmani nejad; Shahryar Malekie; Armin Mosayebi,; Amir Torabpoor-Isfahani,; Iman Aryanian

Volume 15, Issue 2 , June 2022

https://doi.org/10.30699/jsst.2021.286487.1344

Abstract
  Sandwich panels are used in various industries due to their high special strength. It is used in ultra-light aerospace structures. In this paper the protective effect of sandwich structures used in ultralight space structures against gamma rays is investigated. Eight structures of the most widely used ...  Read More

Space New Technologies
Free vibration analysis of grid stiffened doubly curved composite shells using a refined higher order theory

Reza Kohandani; Ali Davar; Mohsen Heydari Beni; Jafar Eskandari Jam; Majid Eskandari Shahraki

Volume 15, Issue 1 , March 2022, , Pages 1-21

https://doi.org/10.22034/jsst.2022.1363

Abstract
  In this research the free vibration analysis of simply supported grid stiffened doubly curved shells by using a refined higher order theory is presented. The advantage of the present theory in comparison with other higher order theories is investigation of the effects of trapezoidal shape factor in the ...  Read More

Space systems design (spacecraft, satellites, space stations and their equipment)
Maximum Likelihood-Based Worst-Case Optimization Design of Hydrazine Propulsion System for aSatellite Orbital Transfer System under Uncertainty

Alireza Toloei; Mohammad Fatehi; Behrooz Keshtegar

Volume 14, Issue 3 , October 2021, , Pages 1-14

https://doi.org/10.22034/jsst.2021.1202

Abstract
  In this paper, a design of a hydrazine monopropellant system is proposed based on the maximum likelihood for the presentation of uncertainties, without any specific assumptions about the type of distribution and even uncertainty in distribution parameters by the johnson distributions family. The maximum ...  Read More

A method for determining the optimum parameter of the soft filters to image fusion in the frequency domain

Kobra Yaghoubi; Alireza Safdarinezhad; Marzieh Jafari

Volume 14, Issue 3 , October 2021, , Pages 23-37

https://doi.org/10.22034/jsst.2020.1262

Abstract
  Image fusion is known as a synergetic process for merging multispectral and panchromatic images contents. So far, various methods have been developed in which the usage of the frequency domain is one of them. The frequency-based image fusion techniques are performed using high and low pass filters. So, ...  Read More

investigating space radiation
Investigation and feasibility study of using components with different categories from the perspective of radiation damage in LEO and GEO orbits

Hamideh Daneshvar; Azam Eidi; Leila Mohamadi; Reza Omidi; Pedram Hajipour

Volume 14, Issue 4 , January 2022, , Pages 11-23

https://doi.org/10.22034/jsst.2021.1267

Abstract
  Space radiation can affect the performance and reliability of components in space systems. This paper focuses on the investigation of three types of radiation damage including ionizing dose, displacement damage, and single event damage using OMERE software. Considering the outputs of this software, how ...  Read More

Remote sensing
Kinematic Standard Point Positioning (SPP) based on Kalman Filter and C/A Code Observations Under Intense Geomagnetic Storm Conditions

Fereydon Nobakht Orsi; Abdolreza Safari; Amir Khodabandeh

Volume 14, Issue 3 , October 2021, , Pages 101-108

https://doi.org/10.22034/jsst.2020.1280

Abstract
  In this paper, we discussed standard point positioning technique based on the single frequency code-based (C/A) receivers. Then, we presented its performance by means of different measures. However, the use of one single frequency GPS receiver to obtain high-precision positioning make a major challenge ...  Read More

ResearchPaper Space New Technologies
System Design and Simulation of Air-spacecraft Aerospike Nozzle by Utilizing the Computational Fluid Dynamics (CFD) Method

Hassan Naseh; Ali Alipoor

Articles in Press, Accepted Manuscript, Available Online from 29 June 2021

https://doi.org/10.30699/jsst.2021.276758.1338

Abstract
  The main purpose is to introduce the performance system design and optimization method of aerospike nozzle for different aero-space conditions. For this purpose, some of the important parameters of the aerospike nozzle structure and cold flow condition tests in the nozzle optimization are studied. The ...  Read More

ResearchPaper Space Science and Technology
Numerical study on the effects of nozzle geometry and creating swirly flow inside the injector nozzle on the performance of an engine

Amirhamzeh Farajollahi; Reza Firuzi; Mohammad Reza Salimi; Mohsen Rostami

Articles in Press, Accepted Manuscript, Available Online from 03 July 2021

https://doi.org/10.30699/jsst.2021.249117.1303

Abstract
  In this study, the effects of geometry and spiral rifling like guides inside the injection nozzle on the performance of an engine are investigated, using AVL Fire software. To do so, firstly injectors with different nozzle geometries and their resultant spray patterns were simulated. Numerical results ...  Read More

ResearchPaper
Design and Simulation of Single Capillary Injector and Circular Injector Plate for a Monopropellant Thruster

Hadiseh Karimaei; Hadiseh Karimaei

Articles in Press, Accepted Manuscript, Available Online from 21 September 2021

https://doi.org/10.30699/jsst.2021.257261.1314

Abstract
  In this research, design and simulation of a single capillary injector and three-hole circular injector plate of a 10N Hydrazine monopropellant thruster were performed. Ansys Fluent software was used to simulate the injector and injector plate . Volume of fluid (VOF) method was used to simulate such ...  Read More

ResearchPaper
Design and Configuration of Ground Sample Components of Low Propulsion Monopropellant Thruster Using Some Engineering Software

sajjad Davari; Hadiseh Karimaei; Mohammad Reza Salimi; Hassan Naseh

Articles in Press, Accepted Manuscript, Available Online from 21 September 2021

https://doi.org/10.30699/jsst.2021.260620.1319

Abstract
  Monopropellant thruster are used to inject a satellite into orbit or control its position on three axes in space missions. One of them is hydrazine thruster which is widely used. In this research, design of the injector, decomposition chamber and nozzle of a 10N hydrazine monopropellant thruster have ...  Read More

Technical Note Space Science and Technology
Optimized Dimension Design of Catalytic Chamber of a 10 N Thruster

Hadiseh Karimaei; Hadiseh Karimaei; Mohammad Reza Salimi; Hassan Naseh

Articles in Press, Accepted Manuscript, Available Online from 21 September 2021

https://doi.org/10.30699/jsst.2021.271152.1332

Abstract
  In this paper, the catalyst bed of a 10 N hydrazine monopropellant thruster was designed. The catalyst bed is including iridium granules, which is used to decompose the hydrazine in monopropellant thruster. Hydrazine must be decomposed almost completely in the catalytic chamber, because it is a carcinogenic ...  Read More

ResearchPaper physiology and space medicine (astrobiology)
Study of the effect of the microgravity on the expression of angiogenesis marker in endothelial progenitor cells

Vajihe Zarrinpour; زهرا حاج‌ابراهیمی

Articles in Press, Accepted Manuscript, Available Online from 21 September 2021

https://doi.org/10.30699/jsst.2021.272303.1334

Abstract
  A study of the effect of microgravity on the endothelial progenitor cells is useful both in understanding cardiac changes in astronauts and in using microgravity as angiogenic stimuli. The aim of the present study was to investigate the effect of microgravity on VEGFR-2 and CD34 angiogenesis markers. ...  Read More

ResearchPaper Space transportation systems Design (launch site and subsystems,…)
Parametric Study of Aeroelastic Instability Boundaries of Space Launch Vehicle in Subsonic Flow

Armin Azodi; Meysam Mohammadi-Amin; Saeed Mahmoudkhani

Articles in Press, Accepted Manuscript, Available Online from 21 September 2021

https://doi.org/10.30699/jsst.2021.276465.1343

Abstract
  In the present work, the frequency-domain aeroelastic stability analysis of space launch vehicle body in the flight condition of initial launch phase is presented for a range of geometric parameters, structural characteristics, and other parameters such as thrust force. The aeroelastic model is derived ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Form-Finding and Free Vibration Analysis of a Class-One Triplex Tensegrity Prism

Milad َAzimi; Samad Moradi

Articles in Press, Accepted Manuscript, Available Online from 25 August 2021

https://doi.org/10.30699/jsst.2021.289596.1349

Abstract
  This paper deals with form-finding and free vibration analysis of a pre-stressed class-one triplex tensegrity structure. The form-finding is performed via a two-step procedure, the nodal coordinates connectivity matrix, and structural element force density determination. Accordingly, the possible states ...  Read More

ResearchPaper Space New Technologies
Cost Estimation for Space Propulsion Systems and Human Resource Cost and The Project Implementation Time optimization

Hassan Naseh; mostafa jafarpanah

Articles in Press, Accepted Manuscript, Available Online from 25 January 2022

https://doi.org/10.30699/jsst.2022.248628.1302

Abstract
  The purpose of this paper is to present the cost estimation and optimization of space propulsion systems. Thus, choosing optimal propulsion system (from fuel and oxidizer aspect) is done in order to increase the efficiency and decrease the cost. Also, human resource cost and technology development time ...  Read More

ResearchPaper communications
Extensive Regional Telecommunications Coverage in Emergency Condition using Satellite and Tethered-Balloon Equipped with Antenna Pointing Mechanism – Part 2: Operation Modes and Controller Design

Javad Ranjbar; Mohammad Fathi

Articles in Press, Accepted Manuscript, Available Online from 25 January 2022

https://doi.org/10.30699/jsst.2022.281091.1341

Abstract
  In this paper, in order to provide telecommunication coverage for a wide geographical area, the use of a network consisting of an LEO satellite and a Tethered-Balloon equipped with antenna pointing mechanism is proposed. The proposed telecommunication network is able to send the collected data to a mission ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Adaptive Generalized-Minimum-Variance Attitude Control of a High Pointing-accuracy Remote Sensing Satellite

Ali Kasiri; فرهاد فانی صابری; Vahid Joudakian

Articles in Press, Accepted Manuscript, Available Online from 25 January 2022

https://doi.org/10.30699/jsst.2022.289365.1348

Abstract
  Many studies have investigated the problem of external disturbance rejection and also increasing the attitude control system's robustness against the parametric uncertainties. Due to stochastic properties, noise effect minimization becomes an interesting and challenging problem in the field of spacecraft ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Investigation on Performance Characteristics of Hydrazine Monopropellant Thruster according to Reaction Chamber Adiabatic Temperature

Seyyed Rashad Rouholamini; Mohammad Ali Amirifar; Alireza Rajabi; Nooredin Ghadiri Massoom

Articles in Press, Accepted Manuscript, Available Online from 25 January 2022

https://doi.org/10.30699/jsst.2022.295200.1362

Abstract
  In this paper, by creating and developing a code based on thermodynamics and gas dynamics equations, the performance characteristics of a 1N hydrazine monopropellant thruster such as thrust force, specific impulse, characteristic exhaust velocity, and propellant mass flow rate have been studied theoretically ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Design of an nonlinear extended state observer to estimate unmeasurable information on the problem of flying objects guidance

mahsa javaheri pour; Ahmad Reza Vali; Vahid Behnam Gol; Firouz Allahverdizadeh

Articles in Press, Accepted Manuscript, Available Online from 12 February 2022

https://doi.org/10.30699/jsst.2022.290341.1352

Abstract
  Proportional navigation is one of the most widely used methods in guiding flying objects. This method requires the rotation rate of the line between the interceptor and the target to calculate the guidance command. For a variety of reasons, including cost savings, simple sensors are used to measure tracking ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Attitude and Vibration Control of a Flexible Spacecraft using Hybrid Adaptive Super-Twisting Non-singular Terminal Sliding Mode Control

Valiollah Shahbahrami; Milad َAzimi; َAlireza Alikhani

Articles in Press, Accepted Manuscript, Available Online from 06 March 2022

https://doi.org/10.30699/jsst.2021.300935.1365

Abstract
  In this paper, a robust adaptive hybrid control approach based on a combination of super-twisting and non-singular terminal sliding mode control (STNSMC) approaches for vibration and attitude control of a flexible spacecraft with fully coupled dynamic is developed. The proposed adaptation law eliminates ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Bearing only tracking for maneuver target using nonlinear second-order Markov model

Mohsen Ebrahimi; Amir Farhad Ehyaei

Articles in Press, Accepted Manuscript, Available Online from 09 March 2022

https://doi.org/10.22034/jsst.2022.295013.1361

Abstract
  In this paper, in addition to investigation and analyzing the dynamic model of a maneuver target, a new method based on the Interaction Multiple Model (IMM) method is presented to solve the tracking problem in presence of measurement noise. In this procedure, two models are used along with an extended ...  Read More

ResearchPaper Space systems design (spacecraft, satellites, space stations and their equipment)
Effects of Injector Pressure Drop on the Performance of a Monopropellant Hydrazine Thruster

Alireza Rajabi; Noordin Qadiri Massoom; Mohammadali Amirifar; Seyyed Rashad Rouholamini; Pouria Mikaniki; Mohammad Ghorbi; Majid Kamranifar

Articles in Press, Accepted Manuscript, Available Online from 09 March 2022

https://doi.org/10.22034/jsst.2022.248589.1301

Abstract
  The effects of injector pressure drop on the performance of a catalytic reactor are studied experimentally. The injectors were simple orifices. Dynamic interactions between the injector and the reactor determine the transient behavior of the system. Results showed that the injector pressure drop affected ...  Read More

ResearchPaper Remote sensing
Data Augmentation Investigating in improving the performance of deep learning model for building segmentation using aerial images

somaye karimpour; Javad Sadidi; Seyed Mohammad Tavakoli Saboor

Articles in Press, Accepted Manuscript, Available Online from 09 March 2022

https://doi.org/10.22034/jsst.2022.300525.1364

Abstract
  Deep learning is a modern method of image processing and data analysis that has entered the field of urban management with promising results and high potential. The purpose of this study is to investigate data augmentation techniques in improving the results of segmentation of buildings using aerial ...  Read More

ResearchPaper Space systems design (spacecraft, satellites, space stations and their equipment)
System-level evaluation of the operation of different solar array structures for various CubeSat configurations

Omid Shekoofa; Farhad Bagheroskouei; Reza Amjadifard

Articles in Press, Accepted Manuscript, Available Online from 09 March 2022

https://doi.org/10.22034/jsst.2022.309004.1371

Abstract
  In this paper, the feasibility and performance of using solar arrays equipped with sun concentrators, along with other conventional solar array structures, in CubeSats, is investigated for the first time. For this purpose, seven different structures of solar arrays have been defined and implemented for ...  Read More

ResearchPaper space law
Military use and arms race in space from the perspective of international law

Negar Mofakham Naser Eslami; Ahmad Momeni rad; Seyed Ahmad Tabatabai

Articles in Press, Accepted Manuscript, Available Online from 13 March 2022

https://doi.org/10.22034/jsst.2022.306318.1368

Abstract
  Today, one of the main concerns of the Committee for the Peaceful Use of Outer Space (COPUOS) and its subcommittees is the issue of militarization in space law. Top space countries such as the United States, Russia and China have added to this concern by using advanced space military equipment. Therefore, ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
A New Adaptive Controller for The Three ‎Axis Satellite Simulator Based on Continuous ‎Time Delay Petri Nets Tool

Abbas Dideban; Alireza Ahangarani Farahani

Articles in Press, Accepted Manuscript, Available Online from 29 August 2022

https://doi.org/10.22034/jsst.2022.314634.1376

Abstract
  This paper presents a new control methodology based on Continuous Time Delay Petri Nets (CTDPN) tool for the attitude control of satellite simulator. The graphical and mathematical features of this tool help the expert designer to design an appropriate controller using graphical model easily, and then ...  Read More

ResearchPaper Space transportation systems Design (launch site and subsystems,…)
Design, fabrication, and test of a cryogenic liquid oxygen-ethanol engine

حجت قاسمی; Seyed Mohammadreza Mahmoudian; Noordin Qadiri Massoom; Seyyed Rashad Rouholamini; Pouria Mikaniki; Asghar Azimi

Articles in Press, Accepted Manuscript, Available Online from 29 August 2022

https://doi.org/10.22034/jsst.2022.337690.1397

Abstract
  The aim of the present research is to obtain the ability to use the cryogenic propellant engines on a laboratory scale. In this regard, it is necessary to build some experimental motors and investigate the their performance parameters. The liquid oxygen as a common oxidizer and ethanol as a green fuel ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Miss Distance analysis of First-Order Explicit Guidance Law with/without radome effect

سید حمید جلالی نائینی; Ali Arabian Arani

Articles in Press, Accepted Manuscript, Available Online from 29 August 2022

https://doi.org/10.22034/jsst.2022.323716.1385

Abstract
  The miss distance analysis of the first-order explicit guidance law (EGL) is carried out using linearized equation of motion in the normalized form in order to obtain normalized miss distance curves. The initial heading error, constant target, acceleration limit, radome refraction error, and fifth-order ...  Read More

ResearchPaper Space subsystems design: (navigation, control, structure and…)
Design and Dynamic Analysis for Vertical and Horizontal Cylindrical Body in Reentry Flight

Morteza Tayefi; رامین کمالی مقدم

Articles in Press, Accepted Manuscript, Available Online from 29 August 2022

https://doi.org/10.22034/jsst.2022.329022.1390

Abstract
  To create drag and reduce the speed of space payloads in the phase of entering the atmosphere, the payload body itself can be used as brake mechanisms without using additional tools. The approach analyzed in this paper is the separation of the nose and then the stability of the cylindrical body in horizontal ...  Read More

ResearchPaper physiology and space medicine (astrobiology)
Heterologous Expression of Shiga-Like Toxin Type 2 in Microgravity Condition

maryam salavatifar; Nilofar Mosallaei; Ali Hatef Salmanian

Articles in Press, Accepted Manuscript, Available Online from 30 August 2022

https://doi.org/10.22034/jsst.2022.337403.1396

Abstract
  Gravity is an influential force on living organisms on earth, including microorganisms. E. coli O157: H7 causes complications such as bloody diarrhea and hemolytic uremic syndrome in humans and immunization is the main way to fight it. Subunit B of Shiga-like toxin type 2 (STX2B), binding agent of bacterial ...  Read More

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