Freelancer mechanical engineering jobs

I need an experienced data entry freelancer who can assist with a high priority task. The project involves inputting data into an Excel spreadsheet and carrying out online data entry tasks. The ideal candidate will be proactive, detail-oriented, and able to work efficiently with minimal supervision.

I am in need of a skilled professional who can develop a Rhino Grasshopper script for a pipe network. This script. Check attachment for specs. Ideal skills and experience for this project include: - Proficiency in Rhino and Grasshopper - Strong background in architecture and structural engineering - Experience in developing similar scripts. Please note that the specifics of the script are outlined in the document that will be provided upon engagement. I am looking for a professional who can deliver high quality work within the specified requirements.

...Coding, and a strong handle on Logic Synthesis and Optimization, as well as Physical Design and Floorplanning. Key Requirements: - At least 5 years of experience as a VLSI Backend Engineer - Strong knowledge in scripting using TCL and Python - Hands-on experience with full RTL to GDS-II flow for complex designs - In-depth knowledge of Synthesis, P&R, and STA flows - B.Sc. / M.Sc. in Electrical Engineering from a leading institute Your role will involve collaborating extensively with our team, so strong collaboration skills are a must. Your role will be crucial in our overall product development and we need someone who can contribute effectively and communicate clearly....

I'm in need of a civil engineer who can design a bungalow for a plot of 80 square yards. The house plan should cater for 1-2 bedrooms and include the following areas: - Living room - Kitchen - Dining area - Study room I don't have any specific requirements beyond that. I'm looking for a modern, space-efficient design that fits well with the plot size. Ideal Skills: - Civil Engineering - Architecture - Interior Design

I require a bespoke drive thru simulator application that will function on Windows. This app will assess the performance of a headset in a realistic 4 lane drive thru environment. It shou...performance of a headset in a realistic 4 lane drive thru environment. It should have the ability to autonomously run overnight, connected to the headset. Necessary tests include various factors, such as: - Audio quality - Connectivity - Battery life The system should provide comprehensive reports concerning any faults or failures with the headset based on the tests. Experience in acoustic engineering, application development, and system testing is crucial for this project. Real-world drive thru scenarios must be accurately simulated to ensure real-life performance of the headset is effectively...

...both electrical and mechanical engineering. Our aim is to design a high-power attachable biking dynamo/alternator for bicycles. The primary objective of this project is to create a device that can generate and store significant power for storage in high-capacity batteries. This dynamo/alternator should deliver a high power output, mainly focusing on efficiency, ease of use and weight. Key requirements: - Designing a high-power dynamo/alternator that can support extensive power needs. - The device should be attachable to a standard bicycle without impacting its performance or aesthetics. - Prioritizing power output over size or weight, meaning the final product can be robust as needed. Your role will be to: - Combine your expertise in electrical and mechanical ...

...thorough Threat Model Analysis for my project. This includes: - Evaluating the system being attacked: My project revolves around a PPT file and I want to protect it from unauthorized access. - Identifying the attack surface: The primary attack surface in this case is the user devices. - Analyzing attack vectors: I anticipate cyber security issues like phishing emails, malware downloads, and social engineering to be major threats to the system. - Identifying potential vulnerabilities: I need all possible vulnerabilities to be identified. - Suggesting possible exploits: I need a comprehensive list of possible exploits. - Providing mitigation strategies: I would like mitigation strategies for the identified threats. The ideal candidate should have strong experience in Threat Model...

I'm in need of a skilled freelancer to assist with some data entry work. While the specifics of the work have not been defined yet, it will likely involve entering data into a database, transcribing written documents into digital format, and/or filling out online forms. The task can involve different formats such as Excel spreadsheets, Word documents, or online platforms.

I'm in need of a skilled freelancer to assist with some data entry work. While the specifics of the work have not been defined yet, it will likely involve entering data into a database, transcribing written documents into digital format, and/or filling out online forms. The task can involve different formats such as Excel spreadsheets, Word documents, or online platforms. This job not for India Bangladesh Pakistan and Malaysia

I need New freelancer who can create an advanced Productivity app. like Regain screen time + Focus only for Android. The app should have the following features: - All apps Usage - App Reminders: for Example: When the user selects any app for reminder. Let's YouTube as an example. When the user opens Youtube on his phone, a pop- up will appear asking for how long you wants to use youtube. 5 minutes 10 minutes 20 minutes. If the user selects 5 minutes, then a pop-up will appear again if he uses it for 5 minutes. Just like the Regain app. - Separate screen for whatever permission is required. - Bottom Navigation with two button: 1. Home: Show the top app usages time, then selected app open like youtube open 3, Instagram open 5. 2. Apps : Shaw the app list for selecting a...

I am an MBA student in need of a dedicated and skilled freelancer to assist with the second part of my Scientific Research Methods assignment. I received a zero on the first part because the AI usage was detected at 82%. Therefore, it is crucial that this work is completed without the use of any AI tools to ensure originality and adherence to academic guidelines. Requirements: - Expertise in Scientific Research Methods and related MBA subjects - Strong academic writing skills - Ability to create original, high-quality content without AI assistance - Familiarity with academic standards and integrity - Willingness to communicate and discuss details privately Details: The project involves complex topics within Scientific Research Methods and requires a deep understanding of the sub...

...their execution with an eye for entrepreneurial opportunities and growth. - Proactively identify risks and implement effective mitigation strategies to ensure project success, utilizing entrepreneurial problem-solving skills. - Mentor and develop team members to reach their full potential, nurturing a culture of creativity and ownership. Qualifications: - Bachelor's degree in Computer Science, Engineering, Business Administration, or a related field. - Proven experience as a Project Manager or Delivery Manager in the IT sector. - Strong leadership, communication, and interpersonal skills. - Entrepreneurial mindset with the vision and capability to build and develop your own team. - Familiarity with Agile methodologies is an advantage. Why Join Us: This role offers a uniq...

I have a DLL that needs to be unpacked. It was originally packed ...The unpacked DLL will be used in a web application, so the unpacked content should be compatible with web environments. Key Requirements: - Unpacking the C# DLL efficiently - Ensuring that the unpacked content is compatible with web applications - Providing guidance on integrating the unpacked content into a web project Ideal Skills: - Proficiency in C# programming - Experience with reverse engineering and unpacking C# DLLs - Knowledge of DNGuard or similar obfuscation tools - Understanding of web application development to ensure the unpacked DLL is compatible Please note, I do have access to the original source code of the DLL. Your work should strictly focus on unpacking and ensuring compatibility with web env...

I'm seeking an expert in Solidworks design to create instrument GA drawings for water quality analysers. Proficiency in mechanical instruments and knowledge of water quality analysers is indispensable for this task. Key responsibilities will include: - Designing comprehensive water quality analyser models using Solidworks in 3D & 2D GA. - Incorporating specifics of mechanical instruments in analyser designs. - Adapting designs based on functional aspects of analysers. Ideal applicants should be seasoned Solidworks designers with hands-on experience in mechanical instruments. Understanding of water quality analysers would make a perfect fit. If you are meticulous and adept at interpreting technical standards, I'd be glad to work with you.

I'm in need of a professional resume tailored for the technology industry. This resume should be ATS (Applicant Tracking System) friendly and highlight my expertise in DevOps and Site Reliability Engineering. The final resume should be provided in PDF format. Ideal freelancers for this project would have: - Experience in resume writing, specifically for technology jobs - Understand ATS compliance to ensure the resume doesn't get overlooked - Ability to highlight specific skills for DevOps / Site Reliability Engineering - Exceptional writing, formatting, and design skills to make the resume stand out Craft the content carefully, with a full grasp of the technology industry standards and jargon. Your attention to detail will be vastly appreciated. Looking forward to...

I am seeking a qualified professional with experience in both architectural and engineering drawings for a residential building. My focus is primarily on achieving accurate and detailed elevations. The ideal candidate should possess: - A solid background in residential design - Expertise in architectural and engineering drawing production - Extensive knowledge in generating elevations for residential buildings - Ability to adhere to standard codes and practices in architecture and engineering The completion of the project will entail the delivery of all required and satisfactory elevation views that my construction team can execute. Accuracy and attention to detail are paramount for this project.

I need a Mechanical Engineer to design a carbon fibre scooter prototype. This project starts with the ProE proof of concept CAD model, attached. It eventually needs to be progressed to be ready for manufacturing. Ideally, bicycle and scooter design history would benefit. The job will start in about six weeks. The CAD model for prototyping is required by the end of June. Drawings and BOM for costing are necessary. I will cost with your assistance. It will be a collaborative project, with phone and email communications, and include prototype parts. An hourly rate is appropriate. Don’t apply with a structural, civil, graphics, animation or architectural background. It is a light engineering job.

I worked incredibly hard for over a year to bring you a top-notch learning program with Freelancer.com that was never revealed before… It's not just about teaching you everything I know and sharing my journey to the #1 amongst 70 million people; it's also about connecting you with a great community.. Once you complete the program and pass the test, you'll earn an exclusive badge that very few people get.. But.. Also, you get all of the following INCLUDED with NO HIDDEN COST in a YEARLY price of 129 USD: ➡️ Be among the elite few to earn the new IFC badge on your profile so that you can stand out! (Upon successful completion of the test) - Priceless! ➡️ Unlock hours of groundbreaking video content I’ve been working on for months that's nowhere else to b...

...will use the parts for 3d printing. The original model is in 3ds, fbx and obj format. Image of the model is attached and I only need you to work on the arm and upper body parts, which is circled in red. Key deliverables: - The final mechanical parts should work be compatible with standard CAD software, such as SolidWorks, Onshape. STEP or SLDPRT format works for me. - The final model should be as close as possible to real human body size, The total height of this woman will be 165cm. - I only need the 3d parts to be a shell, no need for inner mechanical structure, but each pieces of the shell should have mechanism to connect to each other using screws. This project provide good example on arm - each 3d print part will have smooth surface, which

I'm looking for a talented designer who can give my freelancer profile a fresh, creative spin. I want to stand out from the crowd and impress potential clients with a unique and unconventional bio and description. Ideal Skills: - Experience in UX/UI design - Proficiency in copywriting - Creativity and out-of-the-box thinking Key Points: - Your redesign should prioritize improving the user experience on my profile. - The focus will be on revamping the profile bio and description specifically. - The style I'm looking for is creative and unconventional. I want to captivate visitors with something unexpected yet professional. Please showcase your previous work and explain how you'd approach this redesign to help me decide on the best fit for this project.

I require an adept CAD designer, with expertise in CATIA, for the development of a mechanical component meant for automotive use. The ideal candidate should: - Have extensive mechanical CAD design experience. - Demonstrate proficiency in CATIA. - Display an understanding and familiarity with automotive components. This project will require you to create complex, precise designs that will increase the efficiency of an essential automotive component. Prior industry experience would be invaluable. Your resourcefulness, creativity, and problem-solving abilities will be put to great use.

...skilled freelancer with expertise in LinkedIn optimization, particularly in the sales and these industries. Key requirements and tasks: - Conduct a thorough analysis of my current LinkedIn profile - Optimize the content and layout of the profile to align with my target industries - Enhance the profile to appeal to recruiters in these industries Ideal skills and experience for this job include: - Proven track record in LinkedIn profile optimization, especially for sales positions - In-depth understanding of the fashion, tech, luxury, and hospitality industries - Ability to tailor content to attract recruiters in these specific sectors - Strong communication and collaboration skills to ensure my profile reflects my seniority and expertise in sales. Above all, I'm seeking ...

I'm in search of a highly skilled AutoCAD drafter with specialization in commercial kitchen design. Key responsibilities will include: * Creating a efficient layout plan for an open kitchen setup * Assisting in the selection of suitable kitchen ...Creating a efficient layout plan for an open kitchen setup * Assisting in the selection of suitable kitchen equipment * Drafting accurate plumbing and electrical plans pertinent to commercial kitchens Ideal candidates must have a deep understanding of commercial kitchen requirements and functionality, previous work experience with similar drafting tasks will be highly favored. Familiarity with mechanical and electrical plans is crucial. I look forward to working with a visionary who understands the essence of a well-designed comm...

I am in need of a talented Product Designer who also has a background in Materials Engineering. The primary goal of this project is to create a design for the motorsports industry that can be certified by world leaders in safety like FIA. Key Requirements: - Extensive knowledge in functional design. - Experience in designing equipment. - Proficiency in materials engineering, specifically related to extreme durability. - Understanding of flame resistant materials like nomex and carbon-x is also a plus. This project requires a balance of creativity and technical knowledge. The ideal candidate will be able to merge the design specifications with material science to create a robust and high-quality product.

I'm in need of a professional to convert my hand-drawn electrical schematics, which are currently in image file format, into electronic schematics. The ideal freelancer for this job would be experienced in: - Electrical engineering - Using AutoCAD, as this is my preferred software for the electronic schematics The specific requirements for these electronic schematics are: - Must be editable - Detailed, but clear enough for anyone with a basic understanding of electrical schematics to read. Successfully completed projects with similar requirements will be appreciated during the selection process. I look forward to receiving your proposals.

I am in need of a skilled software engineer to develop a DICOM printer server software. This software should: - Be compatible with Windows operating system. - Have the capability to print to HP, Canon, and Epson desktop printers. - Support image printing and multiple printer use. Ideal candidates for this job should have strong experience in software engineering and a solid understanding of DICOM features. Familiarity with printer server software is a must, as is the ability to ensure compatibility with named printer brands and operating systems.

I'm a beginner looking to learn these software programs for Civil engineering design, Drafting and modeling, and 3D visualization. I'm looking for an experienced tutor who can provide me with comprehensive training in Civil 3D, Rivett, and AutoCAD. Key Requirements: - Proficiency in Civil engineering design, Drafting and modeling, and 3D visualization. - Ability to teach at a beginner's level. - Strong communication skills and ability to explain complex concepts in an understandable manner. - Prior tutoring experience would be a plus. The ideal candidate should be patient and have a passion for teaching. I'm looking for an interactive learning experience that will help me build a solid foundation in these software programs.

I'm looking for an expert to create a level1 digital twin of my pyrolysis cyclone tower aimed specifically at optimizing operations. Key Responsibilities: - Develop a basic operational parameter-focused digital t...general performance and operational efficiency through the digital twin. Ideal Skills and Experience: - Proven experience in creating digital twins and simulations, especially in the area of operations optimization. - Proficiency in developing digital twins that focus specifically on operational parameters. - Experience in the pyrolysis industry or similar sectors would be a huge advantage. - An engineering or relevant technical background is a definite plus for this project. Please note that access and interaction with the digital twin will need to be via a deskt...

I'm urgently seeking a licensed structural engineer in MA to provide a professional engineer stamp for the construction drawings of my residential building project, which is currently in the building phase. You need to be familiar with residential construction and should have expertise in reviewing and approving such drawings. Ideal Skills: - Structural Engineering - Knowledge of residential construction standards - Familiarity with construction drawings interpretation

I'm in need of a skilled web builder with expertise in to create a Freelancer directory portfolio. The key functionalities for this Freelancer directory portfolio are as follows: - Advertisement Capabilities: The platform should support advertising placements for users. - Membership Management: Users should be able to sign up, create profiles and manage their memberships on the site. - Profile Content Upload: Users should have the ability to upload their portfolio content on their profiles. Ideal candidate should have: - Proficiency in - Proven experience in developing directory websites, particularly freelancer directories - Strong understanding of advertising and membership functionalities - Ability to enable content upload on user profiles Please don&...

I'm looking for a skilled engineer to create detailed drawings for a large (over 300 sq ft) hardwood deck with footings. The purpose of the deck is outdoor entertainment. The right candidate for this job will have: - Strong experience in outdoor constructions - Specific knowledge of hardwood decks - A background in engineering designs with a focus on footings and load-bearing structures - Uphold to industry standards and ensure effectivity of design Please provide examples of similar project designs when bidding.

I'm a student/recent graduate in Mechanical Engineering. I have a few general questions I'd need a competent and knowledgeable mechanical engineer to help me with. I will send you the questions and would require a very prompt response. I'm looking for someone who can assist me with open-ended mechanical engineering questions that might include but not limited to: - Basics of Mechanical Engineering - Understanding and applying engineering principles - Problem-solving in mechanical design - Thermodynamics and heat transfer - Fluid mechanics - Any other relevant topics in mechanical engineering The ideal candidate should: - Be a Mechanical Engineering student or recent graduate. - Ha...

I'm in need of a skilled PLC programmer with experience in Siemens systems for an assembly line automation project. The system is an integral part of our broader industrial automation initiative. Key Project Compone...automation setup, to create a seamless, cohesive system. Ideal Candidate: - Proficiency in programming Siemens PLC systems. - Previous experience in automation projects is highly desirable. - Strong understanding of industrial automation in a manufacturing environment. - Excellent problem-solving skills and ability to optimize processes. - Good communication skills to work effectively with our engineering team. - Potential candidates in the US or close time zones are preferred If you have the requisite skills and experience, I'd love to discuss this proje...

I'm seeking a professional to provide a detailed engineer foundation r...structure. My bank requested this report to evaluate the current status and stability of my property, particularly focusing on: - Addressing any potential risks. - Assessing the overall structural integrity. There exist some areas of concern that need particular attention and these include: - Existing water damage. - History of basement floods. Your bid should exemplify experience in structural engineering, risk identification, and assessment of water damage. It's crucial that you understand the specifics of how these issues could impact the foundation's integrity and stability. A background in working with similar situations and a demonstrated ability to produce accurate, comprehensive repor...

I am looking for bidder to grow my fresh profile on Freelancer. Earlier I was working on Fiverr. I have served 600+ clients with 4.9 ratings on Fiverr. Now, I want to grow on this platform. My expertise are graphics designing, photoshop, Ad design, photo editing.

...preliminary a detailed and accurate site plan for approximately 20 residential lot development in Jacksonville, Florida. This project requires careful attention to lot sizes and dimensions, as well as adherence to Jacksonville's specific setbacks and zoning regulations. The design should also include necessary road access and infrastructure requirements. The ideal freelancer for this project would have experience in civil engineering or urban planning and have a deep understanding of Jacksonville's local zoning laws. Skills in CAD or other design software are a must. The site location is 3062 Sunnybrook Cr, Jacksonville, Fl 32254 the Lot has an area of 3.47 acres We can split the project in different phases. We need right now

I'm seeking an experienced mechanical engineer with expertise in CAD to assist me in finalizing the final commercial design for the StarDrive Propulsion system which will be used in satellite station keeping applications. Comprehension of the design is a prerequisite, kindly inform yourself through and my YouTube channels, Dennis Plews and Dennis J. Plews. Tasks will include: - Familiarizing yourself with the existing design - Assisting in implementing specific mechanical components into the final design. Ideal candidate must have: - Proficiency in ANSYS level CAD. - Mechanical engineering experience and background. - Familiarity with integrating specific mechanical components. - Understanding of propulsion systems or similar technology would be b...

I'm in need of a data entry Freelancer who can handle My tasks without specific details. effectively. I have a few files that need to be copied and pasted. While I haven't specified the type of files, the volume is manageable. Let me know your availability and your experience in handling similar projects.

We are seeking a California licensed geothermal engineer to conduct a peer review and certification of our ground source 126 ton thermal energy system. The engineer should possess extensive experience and expertise in geothermal engineering and be familiar with California state regulations and licensing requirements. The main responsibilities include reviewing the thermal energy system design, ensuring compliance with applicable codes and standards, and certifying its successful implementation. The ideal candidate should have excellent problem-solving skills, attention to detail, and the ability to produce accurate reports.

I am in need of a skilled engineer, with expertise in both Microsoft Power Automation and SharePoint. The main task will be the automation of email notifications. Ideal Skills: - Microsoft Power Automation - SharePoint - Experience in automating email notifications There's no rush on project completion, quality is key here and I'm flexible on the timeline. Please ensure you've the relevant experience before bidding.

I'm seeking a PCB engineer to conduct rigorous PCB fab house audits and internal engineering efforts. Your primary task will be conducting inspections in line with IPC standards and internal standards flown down to PCB fab houses. I have a 6 month contract (renewable) available for someone who can qualify PCB fab houses and intimately understand IPC 6012/6013. Must be a US citizen due to industry specific requirements. Here's what I need: - Thorough PCB house audits/ inspections as a supplier qualification - Uses IPC standards for defining discrepancies as found by an inspection team - Provide detailed inspection reports as needed Ideal Candidates: - Experience in PCB Quality Engineering - Familiarity with IPC standards - Has excellent attention to detail.

I worked incredibly hard for over a year to bring you a top-notch learning program with Freelancer.com that was never revealed before… It's not just about teaching you everything I know and sharing my journey to the #1 amongst 70 million people; it's also about connecting you with a great community.. Once you complete the program and pass the test, you'll earn an exclusive badge that very few people get.. But.. Also, you get all of the following INCLUDED with NO HIDDEN COST in a YEARLY price of 129 USD: ➡️ Be among the elite few to earn the new IFC badge on your profile so that you can stand out! (Upon successful completion of the test) - Priceless! ➡️ Unlock hours of groundbreaking video content I’ve been working on for months that's nowhere else to b...

I am seeking a skilled digital illustrator with a flair for AI style artistry. The project will involve creating captivating illustrations of mechanical animals, really playing with the concept of life and machinery. Details: - The art style should reflect a unique appreciation for AI aesthetics. - The main theme revolves around mechanical animals, incorporating realistic detail and abstract concepts. - The chosen medium for this project is digital illustration. Ideal Skills: - Proficiency in AI style digital illustration. - Experience in drawing mechanical themes. - A knack for combining realism and abstract elements effectively. If you can translate complex ideas into visually stunning digital art, I want to hear from you. This is your chance to be a part of a...

I am looking for an engineering design of a retaining wall sketch to support a sloped area. Key requirements for this project: - Design a retaining wall with a height exceeding 6 feet. - The wall should be designed using concrete as the chosen material. - Your design must follow South Carolina's (SC) building regulations and standards. - You'll need to provide a digital sketch of the design that has been stamped as per SC regulations. Ideal Skills: - Extensive engineering background, specifically around large structural design. - Knowledge of SC building regulations and standards. - Expert in creating digital sketches. - Experience with concrete as a construction material. - Knowledge on designing retaining walls for sloped areas. Your input will be vital in ...

...animator skilled in creating high-detail mechanical animations using Blender. - Task: Your main task will be to animate a robot arm with vision sensors with high precision and realism. This task requires both creative and technical skills, as the animation needs to be intricately detailed yet smoothly executed. The robot arm will need to move, and the sensors will have to show their field of views (FOV). This will illustrate the fields of what our safety solution sees. - Experience: Ideally, you have a strong background in mechanical design or a related field. Prior experience in animating mechanical is preferred. - Skills: Proficiency in Blender is a must. Strong understanding of 3D modeling, rigging, texturing, lighting, and rendering to bring the mechanical...

I'm seeking an independent ASP.NET developer based in India with at least 5 years of experience, strong C# programming skills, and familiarity with SQL Server and Asp.net core. Your English skills will be crucial as direct communication with me is required. Key Responsibilities: - Develop a robust business management system leveraging ASP.NET - Implement user authentication and authorization features - Integrate appropriate APIs to enhance system functionality Ideal Candidate: - Minimum 5 years experience in ASP.NET development - Proficient in C# programming and SQL Server - Familiarity with Asp.net core - Experience in developing business management systems preferred - Strong communication skills for client call Please note that this project is only open to Indian-based independen...

**Freelance Opportunity: Cardboard Craft Project Designer** We are seeking a talented and creative freelance professional with a background in structural engineering, mechanical engineering, or arts & crafts to develop unique cardboard craft projects for children aged 5-10. The ideal candidate will have a passion for crafting, an innovative approach to design, and the technical skills to ensure projects are both engaging and structurally sound. Please see attached file to see what are the limitations. **Project Overview:** - **Craft Focus:** Create engaging and educational cardboard craft projects suitable for children aged 5-10. - **Design Constraints:** Crafts must be limited to using specific actions and techniques: cut, score, and punch. - **Scope:** Dev...

Please Sign Up or Login to see details.

I'm in need of a structural engineer for a commercial Greenhouse proje...material being used for this project is steel. Currently, we have a the building which was previously built and now is disassembled ready to be erected again. We had a set of engineered drawings for it but they need to be stamped in order to proceed. Key Tasks: - Review drawings - make necessary changes to pass building codes The ideal candidate will have: - Proven experience with structural engineering for commercial buildings - Proficiency in working with steel as the primary building material - Ability to analyze and optimize structural designs - Strong attention to detail and commitment to safety - Good communication and collaboration skills to work with the design team. Needs to be stamped for ...

I'm in need of a company logo with a modern aesthetic, predominantly in red and black. The logo should be memorable, unique and versatile. I just the company name in a specific fond, with unique features that tie the 2 words together or has some graphic element to it like gears. The company designs machinery so would like it mechanical and modern looking. Not looking for just font generated, I can do that. It needs to be unique that ties the 2 works or has some graphic incorporated.