Use of Cookies by this Site
As explained in our privacy policy, "cookies" and similar technologies enable a website to work, or work more efficiently, as well as provide information and additional services. This page explains the use of cookies and similar tools set by the Elsevier corporate website at http://www.elsevier.com, the Elsevier support website at http://service.elsevier.com and the Elsevier journals website at http://journals.elsevier.com.
The tables below explain the main cookies set by these sites and their purpose.
Elsevier.com
| Service | Cookie Name | Purpose |
| Site Server | SITESERVER | This session cookie, provided by Microsoft, creates more accurate visitor logs |
| Elsevier.com | recipient__*name* | This cookie stores data of the last form filled in on Elsevier.com, allowing the website to provide an enhanced, more personal feature and improve the user experience |
| Elsevier.com | recipient__rURL | This cookie stores the referral URL of a user entering Elsevier.com and is used to populate a referralURL field if/when the user fills in a form, allowing more accurate campaign source tracking |
| Web Server | JSESSIONID | Cookie set by the server to provide functionality throughout your session on the site. |
| Web Server | X-RE-Persist | Cookie set by a JavaScript package (jquery.crypt.js) to encrypt passwords on the site. |
Support.elsevier.com
| Service | Cookie Name | Purpose |
| RightNow CX | cp_session | This session cookie, provided by RightNow Technologies, Inc., maintains session data for security purposes |
Journals.elsevier.com
| Service | Cookie Name | Purpose | More Info |
| PageSuite.com | ASP.NET_SessionId | The session cookie, set by digital publisher PageSuite Limited, is used for monitoring load balancing between PageSuite's servers while you are linked to the website, to conduct analyses of user traffic, and to perform web log audits | See Microsoft Support website |
The table below explains the unique cookie set by these sites and its purpose.
| Service | Cookie Name | Purpose |
| Elsevier survey | ElsevierSurv | This cookie is used to ensure that visitors who have already taken a survey are not offered the same survey again |
| Elsevier secure payment | paymentContext | This cookie carries information about user's shopping cart and the context on the payment |
The table below explains the web analytics cookies set by these sites and their purpose.
| Service | Cookie Name | Purpose | More Info |
| Google Analytics with Display Advertising, Google Remarketing and Google DoubleClick | Cookies which names begin with _ut | These web analytics cookies, provided by Google Inc., are used to collect information about how visitors use our site. We use the information to compile reports and to help us improve the site. In addition we use first-party cookies (such as the Google Analytics cookie) and third-party cookies (such as the Google DoubleClick cookie) together to inform, optimise and serve ads based on someone's past visits to our website and report how ad impressions, other uses of ad services and interactions with these ad impressions and ad services are related to visits to our site |
See Cookies Set by Google Analytics and Google Analytics Privacy Overview. To find out about DoubleClick cookies and how to control those cookies, go to http://www.google.co.uk/policies/privacy/ads/. If you do not wish to allow the use of Google Analytics for advertising, you can opt out using the Google Ad Settings: https://www.google.com/settings/ads. If you do not wish to allow the use of Google Analytics cookies at all, Google provides an opt-out plug-in for most common website browsers at http://tools.google.com/dlpage/gaoptout. |
| CrazyEgg | is_returning | This cookie is used to determine whether the user is new or returning | See http://support.crazyegg.com/cookies/ |
| Unica | Unica ID (Site: pt000123.unica.com) | These web analytics cookies are used to collect information about how visitors use our site. We use the information to compile reports and to help us improve the site | See http://www-01.ibm.com/software/info/unica/ |
| Optimizely | Cookies starts with Optimizely (e.g. optimizelyBuckets, optimizelyEndUserId, optimizelyPendingLogEvents, optimizelySegments) | Cookies starts with Optimizely (e.g. optimizelyBuckets, optimizelyEndUserId, optimizelyPendingLogEvents, optimizelySegments) | See https://www.optimizely.com/opt_out/ |
| Inspectlet | starting with _insp (e.g. _insp_nv) | Inspectlet monitors site's visitors in real-time and relays this information back to the servers, where it's compiled and presented. Sensitive information obtained is anonymized and only a portion of visitors is tracked (sampled tracking). | More info |
The table below explains the web analytics cookies set additionally on www.elsevier.com and their purpose
| Service | Cookie Name | Purpose | More Info |
| Digital Analytix | s1, ns_session, ns_cookietest |
These web analytics cookies (formerly SiteStat), provided by comScore Inc. (formerly NedStat), are used to gather information regarding visitor activity and determine whether cookies are enabled. The s1 cookie contains a unique alpha-numeric value to help accurately estimate the number of visitors to the site and volumes of usage. | See comScore Privacy Policy |
The tables below explain the cookies presented by third parties to support the functionality of their widgets, such as 'Like' and 'Share' buttons, placed on these sites:
Elsevier.com
| Service | Cookie Name | Purpose | More Info |
| Google Maps | SNID, NID, PREF | These cookies are used by Google to store user preferences and information when viewing pages with Google maps on them | See Google Privacy Policy |
| Survey Monkey | ep201, ep202, TS54026e | We make use of surveymonkey software to carry out a number of surveys across this website. These cookies are used to identify whether or not visitors have completed the survey or not, or in previous visits have selected not to complete a survey | |
| guest_id, twll, k, _twitter_sess, original_referer, external_referer | These cookies, provided by Twitter, are used in conjunction with the Twitter social plugins in order to allow following our Twitter accounts easily, share content via Twitter, and to display the latest tweet. Twitter makes use of cookies to improve its own service | See Twitter Privacy Policy | |
| AddThis | di/dt, psc, uid/uit, uvc, siteaud, ana_svc, loc, ssc, ssh, sshs, uvc, xtc, _canary, _mpush, _xgcid, _xguid | These cookies, provided by Clearspring Technologies, Inc., are used in conjunction with the AddThis Button to enable you to share our content through email, social networking sites, blogs and more | See AddThis Privacy and Data Practices |
| Datr lsd, reg_ext_ref, reg_fb_gate, reg_fb_ref act wd | These cookies, provided by Facebook, are set when a visitor is logged in to or otherwise using their service. This allows a user to easily comment or share an article with their peers through the social network. | See How does Facebook use cookies | |
| YouTube | SID, HSID | These cookies, provided by YouTube LLC, help maintain the integrity of video statistics, prevent fraud and improve their own ser | See Google YouTube Help Center |
| Google+ | APISID, HSID, SAPISID, SID, SSID | These cookies, provided by Google Inc., are used in conjunction with the Google+1 button to enable you to share information publicly, as part of your Google Profile. | See Google Privacy Policy |
Journals.elsevier.com
| Service | Cookie Name | Purpose | More Info |
| guest_id, twll, k, _twitter_sess, original_referer, external_referer | These cookies, provided by Twitter, are used in conjunction with the Twitter social plugins in order to allow following our Twitter accounts easily, share content via Twitter, and to display the latest tweet. Twitter makes use of cookies to improve its own service | See Twitter Privacy Policy | |
| AddThis | di/dt, psc, uid/uit, uvc, siteaud, ana_svc, loc, ssc, ssh, sshs, uvc, xtc, _canary, _mpush, _xgcid, _xguid | These cookies, provided by Clearspring Technologies, Inc., are used in conjunction with the AddThis Button to enable you to share our content through email, social networking sites, blogs and more | See AddThis Privacy and Data Practices |
Option to decline use of cookies
You can prevent your browser from accepting certain cookies, have the browser require your consent before a new cookie is placed in your browser, or block cookies altogether by selecting the appropriate settings on your browser's privacy preferences menu. To avoid receiving cookies on the browser of your mobile device, you will need to refer to its user manual. For information on how to opt-out of cookies set by our suppliers, please visit the applicable links listed in the tables above.
Last updated: 1 Feb 2016