It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.

Source: https://521370.mit-edu.top/post/4106597832

  1. <!doctype html>
  2. <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en" prefix="og: http://ogp.me/ns#">
  3.  
  4.  <head>
  5.    <meta charset="utf-8">
  6.    <meta name="applicable-device" content="pc,mobile">
  7.    <meta name="viewport" content="width=device-width, initial-scale=1">
  8.    <title>Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games #582873897648 (2025-01-31)</title>
  9.    <link rel="canonical" href="https://521370.mit-edu.top/post/4106597832">
  10.    <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Poppins:wght@400;700&display=swap">
  11.    <link rel="stylesheet" href="https://x.mit-edu.top/static/css/style.css">
  12.    <script src="https://x.mit-edu.top/static/js/lazysizes.min.js" async></script>
  13.    <link rel="shortcut icon" href="/favicon.ico">
  14.    <!-- Open Graph Metadata -->
  15.    <meta property="og:type" content="article" />
  16.    <meta property="og:title" content="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games" />
  17.    <meta property="og:description" content="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games #582873897648 (2025-01-31)" />
  18.    <meta property="og:url" content="https://521370.mit-edu.top/post/4106597832" />
  19.    <meta property="og:site_name" content="mit-edu.top" />
  20.    <meta property="og:image" content="https://x.mit-edu.top/static/images/post/12.jpg" />
  21.    <meta property="og:article:published_time" content="2025-01-31T04:27:13Z" />
  22.    <meta property="og:article:author" content="Dr. Angela Cooper" />
  23.    <meta property="og:article:section" content="mit-edu.top" />
  24.    <meta property="og:article:tag" content="Games, Mobile Games, Video Games" />
  25.    <!-- Schema.org -->
  26.    <script type="application/ld+json">{
  27.            "@context": "https://schema.org",
  28.            "@type": "ScholarlyArticle",
  29.            "headline": "Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games #582873897648 (2025-01-31)",
  30.            "author": {
  31.                "@type": "Person",
  32.                "name": "Dr. Angela Cooper",
  33.                "affiliation": {
  34.                    "@type": "Organization",
  35.                    "name": "mit-edu.top"
  36.                },
  37.                "url": "https://521370.mit-edu.top/post/4106597832"
  38.            },
  39.            "datePublished": "2025-01-31T04:27:13Z",
  40.            "image": "https://x.mit-edu.top/static/images/post/12.jpg",
  41.            "journal": {
  42.                "@type": "Periodical",
  43.                "name": "mit-edu.top",
  44.                "issn": "10.1069/582873897648"
  45.            },
  46.            "publisher": {
  47.                "@type": "Organization",
  48.                "name": "mit-edu.top",
  49.                "url": "https://521370.mit-edu.top"
  50.            },
  51.            "doi": "582873897648",
  52.            "abstract": "Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games #582873897648 (2025-01-31)",
  53.            "citation": {
  54.                "@type": "CreativeWork",
  55.                "name": "Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games",
  56.                "author": "Dr. Angela Cooper",
  57.                "datePublished": "2025-01-31T04:27:13Z",
  58.                "url": "https://521370.mit-edu.top/post/4106597832"
  59.            }
  60.        }
  61.    </script>
  62. </head>
  63.  
  64. <body>
  65.    <div class="site-mobile-menu site-navbar-target">
  66.        <div class="site-mobile-menu-header">
  67.            <div class="site-mobile-menu-close">
  68.                <span class="icofont-close js-menu-toggle"></span>
  69.            </div>
  70.        </div>
  71.        <div class="site-mobile-menu-body"></div>
  72.    </div>
  73.    <nav class="site-nav">
  74.        <div class="container">
  75.            <div class="site-navigation">
  76.                <div class="row">
  77.                    <div class="col-md-6 text-center order-1 order-md-2 mb-3 mb-md-0">
  78.                        <a href="https://521370.mit-edu.top" class="logo m-0 text-uppercase">mit-edu.top</a>
  79.                    </div>
  80.                    <div class="col-md-3 order-3 order-md-1">
  81.                    </div>
  82.                </div>
  83.            </div>
  84.        </div>
  85.    </nav>
  86.    <div class="section post-section pt-5">
  87.        <div class="container">
  88.            <div class="row justify-content-center">
  89.                <div class="col-lg-8">
  90.                    <div class="text-center">
  91.                        <img src="https://x.mit-edu.top/static/images/user/18.jpg" alt="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games" title="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games" class="author-pic img-fluid rounded-circle mx-auto">
  92.                    </div>
  93.                    <span class="d-block text-center">Angela Cooper</span>
  94.                    <span class="date d-block text-center small text-uppercase text-black-50 mb-5">2025-01-31</span>
  95.                    <h2 class="heading text-center">Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games</h2>
  96.                    <p class="lead mb-4 text-center">Thanks to Angela Cooper for contributing the article "Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games".
  97.                    </p>
  98.                    <img src="https://x.mit-edu.top/static/images/post/12.jpg" alt="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games" title="Integrating Haptic Feedback to Enhance Tactile Immersion in Mobile Games" class="img-fluid rounded mb-4 lazyload">
  99.                    <p>Gaming has become a universal language, transcending geographical boundaries and language barriers. It allows players from all walks of life to connect, communicate, and collaborate through shared experiences, fostering friendships that span the globe. The rise of online multiplayer gaming has further strengthened these connections, enabling players to form communities, join guilds, and participate in global events, creating a sense of camaraderie and belonging in a digital world.</p>
  100. <p>Nostalgia permeates gaming culture, evoking fond memories of classic titles that shaped childhoods and ignited lifelong passions for gaming. The resurgence of remastered versions, reboots, and sequels to beloved franchises taps into this nostalgia, offering players a chance to relive cherished moments while introducing new generations to timeless gaming classics.</p>
  101. <p>Esports has risen as a global phenomenon, transforming skilled gamers into celebrated athletes. They compete in electrifying tournaments watched by millions, showcasing their talents, earning recognition, fame, and substantial prize pools that rival those of traditional sports. The professionalization of esports has also led to the development of coaching, training facilities, and esports academies, paving the way for a new generation of esports professionals and cementing gaming as a legitimate career path.</p>
  102. <p>This study examines the ethical implications of data collection practices in mobile games, focusing on how player data is used to personalize experiences, target advertisements, and influence in-game purchases. The research investigates the risks associated with data privacy violations, surveillance, and the exploitation of vulnerable players, particularly minors and those with addictive tendencies. By drawing on ethical frameworks from information technology ethics, the paper discusses the ethical responsibilities of game developers in balancing data-driven business models with player privacy. It also proposes guidelines for designing mobile games that prioritize user consent, transparency, and data protection.</p>
  103. <p>Multiplayer madness ensues as alliances are forged and tested, betrayals unfold like intricate dramas, and epic battles erupt, painting the virtual sky with a kaleidoscope of chaos, cooperation, and camaraderie. In the vast and dynamic world of online gaming, players from across the globe come together to collaborate, compete, and forge meaningful connections. Whether teaming up with friends to tackle cooperative challenges or engaging in fierce competition against rivals, the social aspect of gaming adds an extra layer of excitement and immersion, creating unforgettable experiences and lasting friendships.</p>
  104.  
  105.                    <p>
  106.                    <a href="/redirect/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">Link</a>
  107.                    </p>
  108.                    <p><a href="https://www.linegames.org/" target="_blank" class="custom-link">External link</a>
  109. <a href="https://www.iliiili.com/" target="_blank" class="custom-link">External link</a>
  110. <a href="https://www.digwow.net/" target="_blank" class="custom-link">External link</a>
  111. <a href="https://www.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  112. <a href="https://www.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  113. <a href="https://221547650691-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  114. <a href="https://522583977284-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  115. <a href="https://289879502666-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  116. <a href="https://322491653802-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  117. <a href="https://209938366344-gov.iliiili.com/" target="_blank" class="custom-link">External link</a>
  118. <a href="https://205571114453-gov.digwow.net/" target="_blank" class="custom-link">External link</a>
  119. <a href="https://628009220214-gov.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  120. <a href="https://051795226773-gov.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  121. <a href="https://994330702603-gov-edu.iliiili.com/" target="_blank" class="custom-link">External link</a>
  122. <a href="https://625747153223-gov-edu.digwow.net/" target="_blank" class="custom-link">External link</a>
  123. <a href="https://845413812246-gov-edu.free-giftcodes.com/" target="_blank" class="custom-link">External link</a>
  124. <a href="https://316686949514-gov-edu.gifthub.com.ru/" target="_blank" class="custom-link">External link</a>
  125. <a href="https://339761045697-edu.iliiili.com/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  126. <a href="https://978203935693-edu.digwow.net/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  127. <a href="https://398240683559-edu.free-giftcodes.com/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  128. <a href="https://754323111941-edu.gifthub.com.ru/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  129. <a href="https://335805234059-gov.iliiili.com/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  130. <a href="https://027382358880-gov.digwow.net/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  131. <a href="https://192297431911-gov.free-giftcodes.com/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  132. <a href="https://434849842580-gov.gifthub.com.ru/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  133. <a href="https://link.naver.com/bridge?826704824154&amp;url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  134. <a href="https://link.naver.com/bridge?897989132526&amp;url=https://naver897989132526-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  135. <a href="https://link.naver.com/bridge?501769852432&amp;url=https://naver501769852432-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  136. <a href="https://link.naver.com/bridge?914330819518&amp;url=https://naver914330819518-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  137. <a href="https://link.naver.com/bridge?422774435601&amp;url=https://naver422774435601-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  138. <a href="https://link.naver.com/bridge?587830022565&amp;url=https://naver587830022565-gov.digwow.net" target="_blank" class="custom-link">External link</a>
  139. <a href="https://link.naver.com/bridge?546508350638&amp;url=https://naver546508350638-gov.iliiili.com" target="_blank" class="custom-link">External link</a>
  140. <a href="https://link.naver.com/bridge?071532791484&amp;url=https://naver071532791484-gov.1717173.xyz" target="_blank" class="custom-link">External link</a>
  141. <a href="https://link.naver.com/bridge?486743297948&amp;url=https://naver486743297948-gov.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  142. <a href="https://link.naver.com/bridge?783846654808&amp;url=https://naver783846654808-gov-edu.digwow.net" target="_blank" class="custom-link">External link</a>
  143. <a href="https://link.naver.com/bridge?078226675349&amp;url=https://naver078226675349-gov-edu.iliiili.com" target="_blank" class="custom-link">External link</a>
  144. <a href="https://link.naver.com/bridge?668453232517&amp;url=https://naver668453232517-gov-edu.1717173.xyz" target="_blank" class="custom-link">External link</a>
  145. <a href="https://link.naver.com/bridge?282663570393&amp;url=https://naver282663570393-gov-edu.gifthub.com.ru" target="_blank" class="custom-link">External link</a>
  146. <a href="https://blog-060595461307.gifthub.news/" target="_blank" class="custom-link">External link</a>
  147. <a href="https://blog-620972600867.jp-edu.sbs/" target="_blank" class="custom-link">External link</a>
  148. <a href="https://blog-225364660710.kr-edu.sbs/" target="_blank" class="custom-link">External link</a>
  149. <a href="https://blog-266396168256.krlinkedin.sbs/" target="_blank" class="custom-link">External link</a>
  150. <a href="https://blog-516503325851.mit-edu.sbs/" target="_blank" class="custom-link">External link</a>
  151. <a href="https://blog-227399415054.mit-edu.buzz/" target="_blank" class="custom-link">External link</a>
  152. <a href="https://blog-760696348908.mit-edu.tech/" target="_blank" class="custom-link">External link</a>
  153. <a href="https://blog-231817049889.mit-edu.site/" target="_blank" class="custom-link">External link</a>
  154. <a href="https://blog-720335812982.mit-edu.top/" target="_blank" class="custom-link">External link</a>
  155. <a href="https://blog-516306230421.usa-gov.top/" target="_blank" class="custom-link">External link</a>
  156. <a href="https://research-126105088122.mit-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  157. <a href="https://research-703001252893.harvard-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  158. <a href="https://research-517559771482.stanford-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  159. <a href="https://research-991704974374.cambridge-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  160. <a href="https://research-500789141896.berkeley-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  161. <a href="https://research-774912202482.oxford-edu.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  162. <a href="https://research-880318868847-edu.wwv.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  163. <a href="https://research-851941628020-edu.sean.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  164. <a href="https://research-340599877818-edu.line.pp.ua/?url=https://521370.mit-edu.top/post/4106597832" target="_blank" class="custom-link">External link</a>
  165. </p>
  166.                    <div class="row mt-5 pt-5 border-top">
  167.                    </div>
  168.                </div>
  169.            </div>
  170.        </div>
  171.    </div>
  172.    <div class="section pb-0">
  173.        <div class="container">
  174.            <div class="row">
  175.                <div class="col-lg-12">
  176.                    <h2 class="heading">Related</h2>
  177.                </div>
  178.            </div>
  179.            <div class="row justify-content-center">
  180.                <div class="col-lg-12">
  181.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  182.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  183.                            <a href="https://521370.mit-edu.top/post/7420965381">
  184.                            <img src="https://x.mit-edu.top/static/images/post/12.jpg" alt="The Role of AI in Procedural Content Generation for AR/VR Experiences" title="The Role of AI in Procedural Content Generation for AR/VR Experiences" class="img-fluid lazyload">
  185.                            </a>
  186.                        </div>
  187.                        <div class="content">
  188.                            <div class="post-meta mb-3">
  189.                                <a href="https://blog-7420965381.mit-edu.top/post/7420965381/" target="_blank">
  190.                                <span class="date">2025-01-31</span>
  191.                                </a>
  192.                            </div>
  193.                            <h2 class="heading"><a href="https://521370.mit-edu.top/post/7420965381">The Role of AI in Procedural Content Generation for AR/VR Experiences</a></h2>
  194.                            <p class="info">This paper applies semiotic analysis to the narratives and interactive elements within mobile games, focusing on how mobile games act as cultural artifacts that reflect and shape societal values, ideologies, and cultural norms. The study investigates how game developers use signs, symbols, and codes within mobile games to communicate meaning to players and how players interpret these signs in diverse cultural contexts. By analyzing various mobile games across genres, the paper explores the role of games in reinforcing or challenging cultural representations, identity politics, and the formation of global gaming cultures. The research offers a critique of the ways in which mobile games participate in the construction of collective cultural memory.</p>
  195.                            <a href="https://521370.mit-edu.top/post/7420965381" class="post-author d-flex align-items-center">
  196.                                <div class="author-pic">
  197.                                    <img src="https://x.mit-edu.top/static/images/user/18.jpg" alt="The Role of AI in Procedural Content Generation for AR/VR Experiences" title="The Role of AI in Procedural Content Generation for AR/VR Experiences" class="lazyload">
  198.                                </div>
  199.                                <div class="text">
  200.                                    <strong>Judith Mitchell</strong>
  201.                                    <span>2025-01-31 published post</span>
  202.                                </div>
  203.                            </a>
  204.                        </div>
  205.                    </div>
  206.                </div>
  207.                <div class="col-lg-12">
  208.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  209.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  210.                            <a href="https://521370.mit-edu.top/post/9045167382">
  211.                            <img src="https://x.mit-edu.top/static/images/post/4.jpg" alt="The Application of Digital Twins in Game World Simulation and Testing" title="The Application of Digital Twins in Game World Simulation and Testing" class="img-fluid lazyload">
  212.                            </a>
  213.                        </div>
  214.                        <div class="content">
  215.                            <div class="post-meta mb-3">
  216.                                <a href="https://blog-9045167382.mit-edu.top/post/9045167382/" target="_blank">
  217.                                <span class="date">2025-01-31</span>
  218.                                </a>
  219.                            </div>
  220.                            <h2 class="heading"><a href="https://521370.mit-edu.top/post/9045167382">The Application of Digital Twins in Game World Simulation and Testing</a></h2>
  221.                            <p class="info">This paper examines how mobile games can enhance players’ psychological empowerment by improving their self-efficacy and confidence through gameplay. The research investigates how game mechanics such as challenges, achievements, and skill development contribute to a player's sense of mastery and competence. Drawing on psychological theories of self-efficacy and motivation, the study explores how mobile games can be designed to provide players with a sense of accomplishment and personal growth, particularly in games that focus on skill-based tasks, puzzles, and strategy. The paper also explores the impact of mobile games on players' overall well-being, particularly in terms of their confidence and ability to overcome challenges in real life.</p>
  222.                            <a href="https://521370.mit-edu.top/post/9045167382" class="post-author d-flex align-items-center">
  223.                                <div class="author-pic">
  224.                                    <img src="https://x.mit-edu.top/static/images/user/18.jpg" alt="The Application of Digital Twins in Game World Simulation and Testing" title="The Application of Digital Twins in Game World Simulation and Testing" class="lazyload">
  225.                                </div>
  226.                                <div class="text">
  227.                                    <strong>Robert Jones</strong>
  228.                                    <span>2025-01-31 published post</span>
  229.                                </div>
  230.                            </a>
  231.                        </div>
  232.                    </div>
  233.                </div>
  234.                <div class="col-lg-12">
  235.                    <div class="post-entry d-md-flex small-horizontal mb-5">
  236.                        <div class="me-md-5 thumbnail mb-3 mb-md-0">
  237.                            <a href="https://521370.mit-edu.top/post/8693720145">
  238.                            <img src="https://x.mit-edu.top/static/images/post/11.jpg" alt="Mobile Games as Cultural Artifacts: Preserving History Through Gameplay" title="Mobile Games as Cultural Artifacts: Preserving History Through Gameplay" class="img-fluid lazyload">
  239.                            </a>
  240.                        </div>
  241.                        <div class="content">
  242.                            <div class="post-meta mb-3">
  243.                                <a href="https://blog-8693720145.mit-edu.top/post/8693720145/" target="_blank">
  244.                                <span class="date">2025-01-31</span>
  245.                                </a>
  246.                            </div>
  247.                            <h2 class="heading"><a href="https://521370.mit-edu.top/post/8693720145">Mobile Games as Cultural Artifacts: Preserving History Through Gameplay</a></h2>
  248.                            <p class="info">The social fabric of gaming is woven through online multiplayer experiences, where players collaborate, compete, and form lasting friendships in virtual realms. Whether teaming up in cooperative missions or facing off in intense PvP battles, the camaraderie and sense of community fostered by online gaming platforms transcend geographical distances, creating bonds that extend beyond the digital domain.</p>
  249.                            <a href="https://521370.mit-edu.top/post/8693720145" class="post-author d-flex align-items-center">
  250.                                <div class="author-pic">
  251.                                    <img src="https://x.mit-edu.top/static/images/user/12.jpg" alt="Mobile Games as Cultural Artifacts: Preserving History Through Gameplay" title="Mobile Games as Cultural Artifacts: Preserving History Through Gameplay" class="lazyload">
  252.                                </div>
  253.                                <div class="text">
  254.                                    <strong>Kenneth Nelson</strong>
  255.                                    <span>2025-01-31 published post</span>
  256.                                </div>
  257.                            </a>
  258.                        </div>
  259.                    </div>
  260.                </div>
  261.            </div>
  262.        </div>
  263.    </div>
  264.    <div class="py-5 bg-light mx-md-3 sec-subscribe">
  265.        <div class="container">
  266.            <div class="row">
  267.                <div class="col-lg-12">
  268.                    <h2 class="h4 fw-bold">Subscribe to newsletter</h2>
  269.                </div>
  270.            </div>
  271.            <form class="row">
  272.                <div class="col-md-8">
  273.                    <div class="mb-3 mb-md-0">
  274.                        <input type="email" class="form-control" placeholder="Enter your email">
  275.                    </div>
  276.                </div>
  277.                <div class="col-md-4 d-grid">
  278.                    <input type="submit" class="btn btn-primary" value="Subscribe">
  279.                </div>
  280.            </form>
  281.        </div>
  282.    </div>
  283.    <div class="site-footer">
  284.        <div class="container">
  285.            <div class="row justify-content-center copyright">
  286.                <div class="col-lg-7 text-center">
  287.                    <div class="widget">
  288.                        <p>Copyright &copy;
  289.                            <script>document.write(new Date().getFullYear());</script> All rights reserved.
  290.                        </p>
  291. <p>
  292.    < Top VPS Hosting Choice ><br>
  293.    <a href="https://evolution-host.com?ref=DQgZ6P" target="_blank">
  294.        <img src="https://x.mit-edu.top/static/images/evolution-host.png" alt="Evolution Host" title="Evolution Host" class="evhost lazyload">
  295.    </a>
  296. </p>
  297.                    </div>
  298.                </div>
  299.            </div>
  300.        </div>
  301.    </div>
  302. </body>
  303.  
  304. </html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda